NO This is Ultimate 0.2.2-dev-e7f90c1-m [2023-02-13 03:40:30,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-13 03:40:30,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-13 03:40:30,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-13 03:40:30,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-13 03:40:30,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-13 03:40:30,815 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-13 03:40:30,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-13 03:40:30,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-13 03:40:30,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-13 03:40:30,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-13 03:40:30,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-13 03:40:30,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-13 03:40:30,819 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-13 03:40:30,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-13 03:40:30,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-13 03:40:30,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-13 03:40:30,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-13 03:40:30,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-13 03:40:30,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-13 03:40:30,824 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2023-02-13 03:40:30,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-13 03:40:30,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-13 03:40:30,825 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-13 03:40:30,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-13 03:40:30,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-13 03:40:30,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-13 03:40:30,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-13 03:40:30,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-13 03:40:30,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-13 03:40:30,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-13 03:40:30,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-13 03:40:30,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-13 03:40:30,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-13 03:40:30,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-13 03:40:30,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-13 03:40:30,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-13 03:40:30,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-13 03:40:30,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-13 03:40:30,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-13 03:40:30,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-13 03:40:30,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-13 03:40:30,832 INFO L101 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/Ultimate/./../termcomp2017.epf [2023-02-13 03:40:30,842 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-13 03:40:30,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-13 03:40:30,843 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-13 03:40:30,843 INFO L138 SettingsManager]: * Rewrite not-equals=true [2023-02-13 03:40:30,843 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-13 03:40:30,843 INFO L138 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2023-02-13 03:40:30,843 INFO L138 SettingsManager]: * Use SBE=true [2023-02-13 03:40:30,844 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-02-13 03:40:30,844 INFO L138 SettingsManager]: * Use old map elimination=false [2023-02-13 03:40:30,844 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2023-02-13 03:40:30,844 INFO L138 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2023-02-13 03:40:30,844 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2023-02-13 03:40:30,844 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-02-13 03:40:30,844 INFO L138 SettingsManager]: * Construct termination proof for TermComp=true [2023-02-13 03:40:30,844 INFO L138 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:30,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-13 03:40:30,844 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-13 03:40:30,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-13 03:40:30,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-13 03:40:30,845 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-02-13 03:40:30,845 INFO L138 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2023-02-13 03:40:30,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-13 03:40:30,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-13 03:40:30,845 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2023-02-13 03:40:30,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2023-02-13 03:40:30,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-13 03:40:30,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-13 03:40:30,845 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-13 03:40:30,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/export/starexec/sandbox/solver/Ultimate/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-02-13 03:40:30,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-13 03:40:30,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-13 03:40:30,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-13 03:40:30,986 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-13 03:40:30,986 INFO L275 PluginConnector]: CDTParser initialized [2023-02-13 03:40:30,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c [2023-02-13 03:40:31,024 INFO L220 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/c4bad683922e4039b1aae189e36b9cda/FLAGd00d0c3e5 [2023-02-13 03:40:31,362 INFO L306 CDTParser]: Found 1 translation units. [2023-02-13 03:40:31,362 INFO L160 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c [2023-02-13 03:40:31,365 INFO L349 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/c4bad683922e4039b1aae189e36b9cda/FLAGd00d0c3e5 [2023-02-13 03:40:31,816 INFO L357 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/c4bad683922e4039b1aae189e36b9cda [2023-02-13 03:40:31,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-13 03:40:31,822 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2023-02-13 03:40:31,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-13 03:40:31,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-13 03:40:31,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-13 03:40:31,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.02 03:40:31" (1/1) ... [2023-02-13 03:40:31,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41b2d483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.02 03:40:31, skipping insertion in model container [2023-02-13 03:40:31,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.02 03:40:31" (1/1) ... [2023-02-13 03:40:31,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-13 03:40:31,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-13 03:40:31,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-13 03:40:31,950 INFO L203 MainTranslator]: Completed pre-run [2023-02-13 03:40:31,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-13 03:40:31,963 INFO L208 MainTranslator]: Completed translation [2023-02-13 03:40:31,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.02 03:40:31 WrapperNode [2023-02-13 03:40:31,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-13 03:40:31,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-13 03:40:31,964 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-13 03:40:31,964 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-13 03:40:31,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.02 03:40:31" (1/1) ... [2023-02-13 03:40:31,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.02 03:40:31" (1/1) ... [2023-02-13 03:40:31,979 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2023-02-13 03:40:31,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-13 03:40:31,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-13 03:40:31,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-13 03:40:31,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-13 03:40:31,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.02 03:40:31" (1/1) ... [2023-02-13 03:40:31,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.02 03:40:31" (1/1) ... [2023-02-13 03:40:31,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.02 03:40:31" (1/1) ... [2023-02-13 03:40:31,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.02 03:40:31" (1/1) ... [2023-02-13 03:40:31,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.02 03:40:31" (1/1) ... [2023-02-13 03:40:31,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.02 03:40:31" (1/1) ... [2023-02-13 03:40:31,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.02 03:40:31" (1/1) ... [2023-02-13 03:40:31,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-13 03:40:31,988 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-13 03:40:31,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-13 03:40:31,989 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-13 03:40:31,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.02 03:40:31" (1/1) ... [2023-02-13 03:40:31,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2023-02-13 03:40:32,009 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:32,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:32,029 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (1)] Waiting until timeout for monitored process [2023-02-13 03:40:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-13 03:40:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-13 03:40:32,124 INFO L234 CfgBuilder]: Building ICFG [2023-02-13 03:40:32,125 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-13 03:40:32,180 INFO L275 CfgBuilder]: Performing block encoding [2023-02-13 03:40:32,184 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-13 03:40:32,184 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2023-02-13 03:40:32,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.02 03:40:32 BoogieIcfgContainer [2023-02-13 03:40:32,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-13 03:40:32,186 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2023-02-13 03:40:32,186 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2023-02-13 03:40:32,187 INFO L275 PluginConnector]: BlockEncodingV2 initialized [2023-02-13 03:40:32,188 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.02 03:40:32" (1/1) ... [2023-02-13 03:40:32,196 INFO L313 BlockEncoder]: Initial Icfg 12 locations, 18 edges [2023-02-13 03:40:32,197 INFO L258 BlockEncoder]: Using Remove infeasible edges [2023-02-13 03:40:32,197 INFO L263 BlockEncoder]: Using Maximize final states [2023-02-13 03:40:32,197 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2023-02-13 03:40:32,198 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2023-02-13 03:40:32,198 INFO L296 BlockEncoder]: Using Remove sink states [2023-02-13 03:40:32,199 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2023-02-13 03:40:32,200 INFO L179 BlockEncoder]: Using Rewrite not-equals [2023-02-13 03:40:32,214 INFO L185 BlockEncoder]: Using Use SBE [2023-02-13 03:40:32,223 INFO L200 BlockEncoder]: SBE split 6 edges [2023-02-13 03:40:32,225 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2023-02-13 03:40:32,225 INFO L71 MaximizeFinalStates]: 0 new accepting states [2023-02-13 03:40:32,229 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2023-02-13 03:40:32,230 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states [2023-02-13 03:40:32,230 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2023-02-13 03:40:32,231 INFO L71 MaximizeFinalStates]: 0 new accepting states [2023-02-13 03:40:32,231 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2023-02-13 03:40:32,231 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2023-02-13 03:40:32,231 INFO L313 BlockEncoder]: Encoded RCFG 7 locations, 17 edges [2023-02-13 03:40:32,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 13.02 03:40:32 BasicIcfg [2023-02-13 03:40:32,231 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2023-02-13 03:40:32,232 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-13 03:40:32,232 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-13 03:40:32,234 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-13 03:40:32,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.02 03:40:31" (1/4) ... [2023-02-13 03:40:32,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ea27f76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.02 03:40:32, skipping insertion in model container [2023-02-13 03:40:32,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.02 03:40:31" (2/4) ... [2023-02-13 03:40:32,235 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ea27f76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.02 03:40:32, skipping insertion in model container [2023-02-13 03:40:32,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.02 03:40:32" (3/4) ... [2023-02-13 03:40:32,235 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ea27f76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.02 03:40:32, skipping insertion in model container [2023-02-13 03:40:32,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 13.02 03:40:32" (4/4) ... [2023-02-13 03:40:32,236 INFO L111 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2023-02-13 03:40:32,245 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2023-02-13 03:40:32,245 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-02-13 03:40:32,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ea27f76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.02 03:40:32, skipping insertion in model container [2023-02-13 03:40:32,245 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-02-13 03:40:32,246 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-02-13 03:40:32,246 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2023-02-13 03:40:32,248 INFO L275 PluginConnector]: BuchiAutomizer initialized [2023-02-13 03:40:32,248 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-13 03:40:32,248 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.02 03:40:31" (1/4) ... [2023-02-13 03:40:32,248 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3332b190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.02 03:40:32, skipping insertion in model container [2023-02-13 03:40:32,248 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-13 03:40:32,249 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.02 03:40:31" (2/4) ... [2023-02-13 03:40:32,249 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3332b190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.02 03:40:32, skipping insertion in model container [2023-02-13 03:40:32,249 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-13 03:40:32,249 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.02 03:40:32" (3/4) ... [2023-02-13 03:40:32,249 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3332b190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.02 03:40:32, skipping insertion in model container [2023-02-13 03:40:32,249 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-13 03:40:32,249 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 13.02 03:40:32" (4/4) ... [2023-02-13 03:40:32,250 INFO L322 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2023-02-13 03:40:32,276 INFO L301 stractBuchiCegarLoop]: Interprodecural is true [2023-02-13 03:40:32,277 INFO L302 stractBuchiCegarLoop]: Hoare is true [2023-02-13 03:40:32,277 INFO L303 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-02-13 03:40:32,277 INFO L304 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-02-13 03:40:32,277 INFO L305 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-02-13 03:40:32,277 INFO L306 stractBuchiCegarLoop]: Difference is false [2023-02-13 03:40:32,277 INFO L307 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-02-13 03:40:32,277 INFO L311 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-02-13 03:40:32,279 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:32,288 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-02-13 03:40:32,288 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:32,289 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:32,292 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1] [2023-02-13 03:40:32,292 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-02-13 03:40:32,292 INFO L333 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-02-13 03:40:32,292 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:32,293 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-02-13 03:40:32,293 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:32,293 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:32,293 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1] [2023-02-13 03:40:32,293 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-02-13 03:40:32,296 INFO L733 eck$LassoCheckResult]: Stem: 2#ULTIMATE.startENTRYtrue [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 3#L26-1true [2023-02-13 03:40:32,296 INFO L735 eck$LassoCheckResult]: Loop: 3#L26-1true [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 7#L14true [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 8#L14-2true [64] L14-2-->L17-1: Formula: (and (= |v_ULTIMATE.start_main_~up~0#1_7| 0) (= |v_ULTIMATE.start_main_~i~0#1_12| |v_ULTIMATE.start_main_~range~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_7|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 5#L17-1true [80] L17-1-->L20-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 4#L20-1true [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 6#L23-1true [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 3#L26-1true [2023-02-13 03:40:32,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:32,299 INFO L85 PathProgramCache]: Analyzing trace with hash 116, now seen corresponding path program 1 times [2023-02-13 03:40:32,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:32,305 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612481817] [2023-02-13 03:40:32,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:32,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:32,349 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:32,360 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:32,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:32,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1847497590, now seen corresponding path program 1 times [2023-02-13 03:40:32,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:32,362 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552793509] [2023-02-13 03:40:32,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:32,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:32,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:32,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:32,397 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552793509] [2023-02-13 03:40:32,397 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552793509] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-13 03:40:32,397 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-13 03:40:32,397 ERROR L191 FreeRefinementEngine]: {13#true} [13#true, 13#true, 15#(<= |ULTIMATE.start_main_~up~0#1| 0), 14#false, 14#false] {14#false} [2023-02-13 03:40:32,397 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-13 03:40:32,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242332527] [2023-02-13 03:40:32,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-13 03:40:32,401 INFO L750 eck$LassoCheckResult]: loop already infeasible [2023-02-13 03:40:32,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-13 03:40:32,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-13 03:40:32,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-13 03:40:32,420 INFO L87 Difference]: Start difference. First operand has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:32,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-13 03:40:32,445 INFO L93 Difference]: Finished difference Result 13 states and 30 transitions. [2023-02-13 03:40:32,446 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 30 transitions. [2023-02-13 03:40:32,447 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2023-02-13 03:40:32,449 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 30 transitions. [2023-02-13 03:40:32,450 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-02-13 03:40:32,450 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2023-02-13 03:40:32,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 30 transitions. [2023-02-13 03:40:32,450 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-02-13 03:40:32,450 INFO L220 hiAutomatonCegarLoop]: Abstraction has 13 states and 30 transitions. [2023-02-13 03:40:32,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 30 transitions. [2023-02-13 03:40:32,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2023-02-13 03:40:32,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 2.3076923076923075) internal successors, (30), 12 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:32,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 30 transitions. [2023-02-13 03:40:32,467 INFO L242 hiAutomatonCegarLoop]: Abstraction has 13 states and 30 transitions. [2023-02-13 03:40:32,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-13 03:40:32,473 INFO L426 stractBuchiCegarLoop]: Abstraction has 13 states and 30 transitions. [2023-02-13 03:40:32,473 INFO L333 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-02-13 03:40:32,473 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 30 transitions. [2023-02-13 03:40:32,473 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2023-02-13 03:40:32,473 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:32,474 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:32,474 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1] [2023-02-13 03:40:32,474 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-02-13 03:40:32,474 INFO L733 eck$LassoCheckResult]: Stem: 29#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 30#L26-1 [2023-02-13 03:40:32,474 INFO L735 eck$LassoCheckResult]: Loop: 30#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 31#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 35#L14-2 [64] L14-2-->L17-1: Formula: (and (= |v_ULTIMATE.start_main_~up~0#1_7| 0) (= |v_ULTIMATE.start_main_~i~0#1_12| |v_ULTIMATE.start_main_~range~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_7|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 34#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 32#L20-1 [82] L20-1-->L23-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 33#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 30#L26-1 [2023-02-13 03:40:32,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:32,475 INFO L85 PathProgramCache]: Analyzing trace with hash 116, now seen corresponding path program 2 times [2023-02-13 03:40:32,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:32,475 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688803900] [2023-02-13 03:40:32,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:32,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:32,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:32,478 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:32,480 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:32,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:32,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1847498520, now seen corresponding path program 1 times [2023-02-13 03:40:32,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:32,481 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964734412] [2023-02-13 03:40:32,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:32,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:32,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:32,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:32,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:32,492 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964734412] [2023-02-13 03:40:32,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964734412] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-13 03:40:32,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-13 03:40:32,492 ERROR L191 FreeRefinementEngine]: {45#true} [45#true, 45#true, 47#(<= 0 |ULTIMATE.start_main_~up~0#1|), 47#(<= 0 |ULTIMATE.start_main_~up~0#1|), 46#false] {46#false} [2023-02-13 03:40:32,492 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-13 03:40:32,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621599781] [2023-02-13 03:40:32,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-13 03:40:32,493 INFO L750 eck$LassoCheckResult]: loop already infeasible [2023-02-13 03:40:32,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-13 03:40:32,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-13 03:40:32,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-13 03:40:32,493 INFO L87 Difference]: Start difference. First operand 13 states and 30 transitions. cyclomatic complexity: 18 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:32,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-13 03:40:32,504 INFO L93 Difference]: Finished difference Result 13 states and 28 transitions. [2023-02-13 03:40:32,504 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 28 transitions. [2023-02-13 03:40:32,504 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2023-02-13 03:40:32,504 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 28 transitions. [2023-02-13 03:40:32,505 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-02-13 03:40:32,505 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2023-02-13 03:40:32,505 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 28 transitions. [2023-02-13 03:40:32,505 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-02-13 03:40:32,505 INFO L220 hiAutomatonCegarLoop]: Abstraction has 13 states and 28 transitions. [2023-02-13 03:40:32,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 28 transitions. [2023-02-13 03:40:32,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2023-02-13 03:40:32,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 12 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:32,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 28 transitions. [2023-02-13 03:40:32,506 INFO L242 hiAutomatonCegarLoop]: Abstraction has 13 states and 28 transitions. [2023-02-13 03:40:32,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-13 03:40:32,508 INFO L426 stractBuchiCegarLoop]: Abstraction has 13 states and 28 transitions. [2023-02-13 03:40:32,508 INFO L333 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-02-13 03:40:32,508 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 28 transitions. [2023-02-13 03:40:32,509 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2023-02-13 03:40:32,509 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:32,509 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:32,509 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1] [2023-02-13 03:40:32,509 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-02-13 03:40:32,509 INFO L733 eck$LassoCheckResult]: Stem: 61#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 62#L26-1 [2023-02-13 03:40:32,509 INFO L735 eck$LassoCheckResult]: Loop: 62#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 63#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 67#L14-2 [64] L14-2-->L17-1: Formula: (and (= |v_ULTIMATE.start_main_~up~0#1_7| 0) (= |v_ULTIMATE.start_main_~i~0#1_12| |v_ULTIMATE.start_main_~range~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_7|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 66#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 64#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 65#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 62#L26-1 [2023-02-13 03:40:32,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:32,510 INFO L85 PathProgramCache]: Analyzing trace with hash 116, now seen corresponding path program 3 times [2023-02-13 03:40:32,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:32,510 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053660237] [2023-02-13 03:40:32,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:32,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:32,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:32,513 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:32,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:32,515 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:32,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:32,515 INFO L85 PathProgramCache]: Analyzing trace with hash -1847499388, now seen corresponding path program 1 times [2023-02-13 03:40:32,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:32,515 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959643076] [2023-02-13 03:40:32,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:32,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:32,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:32,521 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:32,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:32,525 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:32,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:32,525 INFO L85 PathProgramCache]: Analyzing trace with hash 1431176119, now seen corresponding path program 1 times [2023-02-13 03:40:32,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:32,525 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665826817] [2023-02-13 03:40:32,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:32,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:32,530 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:32,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:32,534 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:32,598 INFO L210 LassoAnalysis]: Preferences: [2023-02-13 03:40:32,599 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-13 03:40:32,599 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-13 03:40:32,599 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-13 03:40:32,599 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-13 03:40:32,599 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:32,599 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-13 03:40:32,599 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-13 03:40:32,599 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop [2023-02-13 03:40:32,599 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-13 03:40:32,599 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-13 03:40:32,609 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:32,615 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:32,617 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:32,621 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:32,651 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-13 03:40:32,651 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-13 03:40:32,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:32,653 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:32,653 INFO L229 MonitoredProcess]: Starting monitored process 2 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:32,655 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-02-13 03:40:32,655 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:32,655 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:32,666 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-13 03:40:32,667 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-13 03:40:32,683 INFO L540 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-02-13 03:40:32,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:32,684 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:32,684 INFO L229 MonitoredProcess]: Starting monitored process 3 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:32,685 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-02-13 03:40:32,690 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:32,691 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:32,701 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-13 03:40:32,701 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-13 03:40:32,715 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-02-13 03:40:32,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:32,716 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:32,716 INFO L229 MonitoredProcess]: Starting monitored process 4 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:32,717 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-02-13 03:40:32,718 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:32,718 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:32,763 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-02-13 03:40:32,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:32,764 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:32,765 INFO L229 MonitoredProcess]: Starting monitored process 5 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:32,767 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-02-13 03:40:32,767 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-13 03:40:32,767 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:32,823 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-13 03:40:32,827 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-02-13 03:40:32,828 INFO L210 LassoAnalysis]: Preferences: [2023-02-13 03:40:32,828 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-13 03:40:32,828 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-13 03:40:32,828 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-13 03:40:32,828 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-13 03:40:32,828 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:32,828 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-13 03:40:32,828 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-13 03:40:32,828 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop [2023-02-13 03:40:32,828 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-13 03:40:32,828 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-13 03:40:32,829 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:32,840 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:32,845 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:32,849 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:32,918 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-13 03:40:32,927 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-13 03:40:32,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:32,929 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:32,931 INFO L229 MonitoredProcess]: Starting monitored process 6 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:32,932 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-02-13 03:40:32,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-13 03:40:32,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-13 03:40:32,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-13 03:40:32,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-13 03:40:32,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-13 03:40:32,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-13 03:40:32,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-13 03:40:32,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-13 03:40:32,959 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-02-13 03:40:32,966 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-02-13 03:40:32,966 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-02-13 03:40:32,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:32,968 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:32,968 INFO L229 MonitoredProcess]: Starting monitored process 7 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:32,970 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-02-13 03:40:32,970 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-02-13 03:40:32,971 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-02-13 03:40:32,972 INFO L513 LassoAnalysis]: Proved termination. [2023-02-13 03:40:32,973 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2023-02-13 03:40:32,991 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-02-13 03:40:32,997 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-02-13 03:40:33,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:33,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-13 03:40:33,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:33,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:33,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:33,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:33,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:33,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:33,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:33,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:33,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:33,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:33,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:33,184 INFO L100 LoopCannibalizer]: 4 predicates before loop cannibalization 4 predicates after loop cannibalization [2023-02-13 03:40:33,186 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2023-02-13 03:40:33,187 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 13 states and 28 transitions. cyclomatic complexity: 16 Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:33,271 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 13 states and 28 transitions. cyclomatic complexity: 16. Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 104 states and 237 transitions. Complement of second has 13 states. [2023-02-13 03:40:33,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2023-02-13 03:40:33,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:33,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 97 transitions. [2023-02-13 03:40:33,274 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 97 transitions. Stem has 1 letters. Loop has 6 letters. [2023-02-13 03:40:33,275 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:33,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 97 transitions. Stem has 7 letters. Loop has 6 letters. [2023-02-13 03:40:33,275 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:33,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 97 transitions. Stem has 1 letters. Loop has 12 letters. [2023-02-13 03:40:33,275 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:33,277 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 104 states and 237 transitions. [2023-02-13 03:40:33,279 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 36 [2023-02-13 03:40:33,280 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 104 states to 81 states and 170 transitions. [2023-02-13 03:40:33,280 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 39 [2023-02-13 03:40:33,280 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 43 [2023-02-13 03:40:33,280 INFO L73 IsDeterministic]: Start isDeterministic. Operand 81 states and 170 transitions. [2023-02-13 03:40:33,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:33,280 INFO L220 hiAutomatonCegarLoop]: Abstraction has 81 states and 170 transitions. [2023-02-13 03:40:33,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states and 170 transitions. [2023-02-13 03:40:33,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 77. [2023-02-13 03:40:33,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 77 states have (on average 2.103896103896104) internal successors, (162), 76 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:33,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 162 transitions. [2023-02-13 03:40:33,284 INFO L242 hiAutomatonCegarLoop]: Abstraction has 77 states and 162 transitions. [2023-02-13 03:40:33,284 INFO L426 stractBuchiCegarLoop]: Abstraction has 77 states and 162 transitions. [2023-02-13 03:40:33,284 INFO L333 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-02-13 03:40:33,284 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 77 states and 162 transitions. [2023-02-13 03:40:33,285 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 36 [2023-02-13 03:40:33,285 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:33,285 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:33,285 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-02-13 03:40:33,286 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-02-13 03:40:33,286 INFO L733 eck$LassoCheckResult]: Stem: 282#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 283#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 285#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 297#L14-2 [2023-02-13 03:40:33,286 INFO L735 eck$LassoCheckResult]: Loop: 297#L14-2 [77] L14-2-->L17-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 302#L17-1 [80] L17-1-->L20-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 322#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 351#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 348#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 349#L14 [76] L14-->L14-2: Formula: (< |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 297#L14-2 [2023-02-13 03:40:33,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:33,286 INFO L85 PathProgramCache]: Analyzing trace with hash 113150, now seen corresponding path program 1 times [2023-02-13 03:40:33,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:33,286 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969924293] [2023-02-13 03:40:33,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:33,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:33,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:33,290 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:33,292 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:33,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:33,292 INFO L85 PathProgramCache]: Analyzing trace with hash -1126642786, now seen corresponding path program 1 times [2023-02-13 03:40:33,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:33,292 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809805026] [2023-02-13 03:40:33,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:33,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:33,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:33,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:33,301 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809805026] [2023-02-13 03:40:33,302 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809805026] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-13 03:40:33,302 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-13 03:40:33,302 ERROR L191 FreeRefinementEngine]: {362#true} [364#(not (<= |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~range~0#1|)), 364#(not (<= |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~range~0#1|)), 364#(not (<= |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~range~0#1|)), 364#(not (<= |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~range~0#1|)), 363#false] {363#false} [2023-02-13 03:40:33,302 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-13 03:40:33,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204507510] [2023-02-13 03:40:33,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-13 03:40:33,303 INFO L750 eck$LassoCheckResult]: loop already infeasible [2023-02-13 03:40:33,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-13 03:40:33,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-13 03:40:33,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-13 03:40:33,303 INFO L87 Difference]: Start difference. First operand 77 states and 162 transitions. cyclomatic complexity: 91 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:33,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-13 03:40:33,317 INFO L93 Difference]: Finished difference Result 115 states and 209 transitions. [2023-02-13 03:40:33,317 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 115 states and 209 transitions. [2023-02-13 03:40:33,319 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 42 [2023-02-13 03:40:33,319 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 115 states to 99 states and 193 transitions. [2023-02-13 03:40:33,320 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 50 [2023-02-13 03:40:33,320 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 50 [2023-02-13 03:40:33,320 INFO L73 IsDeterministic]: Start isDeterministic. Operand 99 states and 193 transitions. [2023-02-13 03:40:33,320 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:33,320 INFO L220 hiAutomatonCegarLoop]: Abstraction has 99 states and 193 transitions. [2023-02-13 03:40:33,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states and 193 transitions. [2023-02-13 03:40:33,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 84. [2023-02-13 03:40:33,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 84 states have (on average 2.119047619047619) internal successors, (178), 83 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:33,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 178 transitions. [2023-02-13 03:40:33,323 INFO L242 hiAutomatonCegarLoop]: Abstraction has 84 states and 178 transitions. [2023-02-13 03:40:33,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-13 03:40:33,324 INFO L426 stractBuchiCegarLoop]: Abstraction has 84 states and 178 transitions. [2023-02-13 03:40:33,324 INFO L333 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-02-13 03:40:33,324 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 84 states and 178 transitions. [2023-02-13 03:40:33,325 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 37 [2023-02-13 03:40:33,325 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:33,325 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:33,325 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-02-13 03:40:33,325 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-02-13 03:40:33,326 INFO L733 eck$LassoCheckResult]: Stem: 480#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 481#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 526#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 515#L14-2 [2023-02-13 03:40:33,326 INFO L735 eck$LassoCheckResult]: Loop: 515#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 514#L17-1 [80] L17-1-->L20-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 500#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 501#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 536#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 525#L14 [76] L14-->L14-2: Formula: (< |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 515#L14-2 [2023-02-13 03:40:33,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:33,326 INFO L85 PathProgramCache]: Analyzing trace with hash 113150, now seen corresponding path program 2 times [2023-02-13 03:40:33,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:33,326 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662219297] [2023-02-13 03:40:33,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:33,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:33,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:33,329 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:33,331 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:33,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:33,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1098013635, now seen corresponding path program 1 times [2023-02-13 03:40:33,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:33,332 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939526214] [2023-02-13 03:40:33,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:33,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:33,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:33,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:33,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:33,339 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939526214] [2023-02-13 03:40:33,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939526214] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-13 03:40:33,339 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-13 03:40:33,339 ERROR L191 FreeRefinementEngine]: {567#true} [567#true, 567#true, 567#true, 567#true, 569#(not (<= (+ |ULTIMATE.start_main_~i~0#1| 1) 0))] {568#false} [2023-02-13 03:40:33,339 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-13 03:40:33,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878313977] [2023-02-13 03:40:33,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-13 03:40:33,340 INFO L750 eck$LassoCheckResult]: loop already infeasible [2023-02-13 03:40:33,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-13 03:40:33,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-13 03:40:33,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-13 03:40:33,340 INFO L87 Difference]: Start difference. First operand 84 states and 178 transitions. cyclomatic complexity: 100 Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:33,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-13 03:40:33,351 INFO L93 Difference]: Finished difference Result 83 states and 168 transitions. [2023-02-13 03:40:33,351 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 83 states and 168 transitions. [2023-02-13 03:40:33,352 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 37 [2023-02-13 03:40:33,352 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 83 states to 83 states and 168 transitions. [2023-02-13 03:40:33,352 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 44 [2023-02-13 03:40:33,353 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44 [2023-02-13 03:40:33,353 INFO L73 IsDeterministic]: Start isDeterministic. Operand 83 states and 168 transitions. [2023-02-13 03:40:33,353 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:33,353 INFO L220 hiAutomatonCegarLoop]: Abstraction has 83 states and 168 transitions. [2023-02-13 03:40:33,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states and 168 transitions. [2023-02-13 03:40:33,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-02-13 03:40:33,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 83 states have (on average 2.0240963855421685) internal successors, (168), 82 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:33,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 168 transitions. [2023-02-13 03:40:33,356 INFO L242 hiAutomatonCegarLoop]: Abstraction has 83 states and 168 transitions. [2023-02-13 03:40:33,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-13 03:40:33,357 INFO L426 stractBuchiCegarLoop]: Abstraction has 83 states and 168 transitions. [2023-02-13 03:40:33,357 INFO L333 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-02-13 03:40:33,357 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 83 states and 168 transitions. [2023-02-13 03:40:33,358 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 37 [2023-02-13 03:40:33,358 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:33,358 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:33,358 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-02-13 03:40:33,358 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-02-13 03:40:33,358 INFO L733 eck$LassoCheckResult]: Stem: 653#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 654#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 680#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 705#L14-2 [2023-02-13 03:40:33,358 INFO L735 eck$LassoCheckResult]: Loop: 705#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 703#L17-1 [80] L17-1-->L20-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 704#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 719#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 717#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 716#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 705#L14-2 [2023-02-13 03:40:33,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:33,359 INFO L85 PathProgramCache]: Analyzing trace with hash 113150, now seen corresponding path program 3 times [2023-02-13 03:40:33,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:33,359 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923493341] [2023-02-13 03:40:33,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:33,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:33,362 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:33,363 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:33,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:33,364 INFO L85 PathProgramCache]: Analyzing trace with hash -1098013649, now seen corresponding path program 1 times [2023-02-13 03:40:33,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:33,364 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032532312] [2023-02-13 03:40:33,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:33,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:33,367 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:33,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:33,369 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:33,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:33,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1574359956, now seen corresponding path program 1 times [2023-02-13 03:40:33,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:33,369 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218293541] [2023-02-13 03:40:33,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:33,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:33,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:33,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:33,379 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218293541] [2023-02-13 03:40:33,379 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218293541] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-13 03:40:33,379 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-13 03:40:33,379 ERROR L191 FreeRefinementEngine]: {741#true} [741#true, 741#true, 743#(<= |ULTIMATE.start_main_~up~0#1| 1), 743#(<= |ULTIMATE.start_main_~up~0#1| 1), 742#false, 742#false, 742#false, 742#false] {742#false} [2023-02-13 03:40:33,379 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-13 03:40:33,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793140599] [2023-02-13 03:40:33,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-13 03:40:33,397 INFO L210 LassoAnalysis]: Preferences: [2023-02-13 03:40:33,398 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-13 03:40:33,398 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-13 03:40:33,398 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-13 03:40:33,398 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-13 03:40:33,398 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:33,398 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-13 03:40:33,398 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-13 03:40:33,398 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration6_Loop [2023-02-13 03:40:33,398 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-13 03:40:33,398 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-13 03:40:33,399 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:33,400 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:33,402 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:33,405 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:33,428 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-13 03:40:33,428 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-13 03:40:33,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:33,429 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:33,429 INFO L229 MonitoredProcess]: Starting monitored process 8 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:33,431 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-02-13 03:40:33,431 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:33,434 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:33,441 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-13 03:40:33,441 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-13 03:40:33,458 INFO L540 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-02-13 03:40:33,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:33,458 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:33,459 INFO L229 MonitoredProcess]: Starting monitored process 9 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:33,459 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-02-13 03:40:33,460 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:33,460 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:33,470 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-13 03:40:33,470 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-13 03:40:33,498 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-02-13 03:40:33,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:33,499 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:33,500 INFO L229 MonitoredProcess]: Starting monitored process 10 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:33,502 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-02-13 03:40:33,502 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:33,502 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:33,516 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-13 03:40:33,516 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~range~0#1=1, ULTIMATE.start_main_~i~0#1=0} Honda state: {ULTIMATE.start_main_~range~0#1=1, ULTIMATE.start_main_~i~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-13 03:40:33,538 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-02-13 03:40:33,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:33,540 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:33,541 INFO L229 MonitoredProcess]: Starting monitored process 11 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:33,542 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-02-13 03:40:33,543 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:33,543 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:33,584 INFO L540 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-02-13 03:40:33,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:33,586 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:33,587 INFO L229 MonitoredProcess]: Starting monitored process 12 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:33,588 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-02-13 03:40:33,589 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-13 03:40:33,589 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:33,621 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-13 03:40:33,623 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-02-13 03:40:33,623 INFO L210 LassoAnalysis]: Preferences: [2023-02-13 03:40:33,624 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-13 03:40:33,624 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-13 03:40:33,624 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-13 03:40:33,624 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-13 03:40:33,625 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:33,625 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-13 03:40:33,625 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-13 03:40:33,625 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration6_Loop [2023-02-13 03:40:33,626 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-13 03:40:33,626 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-13 03:40:33,628 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:33,632 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:33,635 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:33,643 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:33,699 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-13 03:40:33,699 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-13 03:40:33,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:33,700 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:33,702 INFO L229 MonitoredProcess]: Starting monitored process 13 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:33,709 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-02-13 03:40:33,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-13 03:40:33,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-13 03:40:33,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-13 03:40:33,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-13 03:40:33,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-13 03:40:33,719 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-13 03:40:33,719 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-02-13 03:40:33,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-13 03:40:33,745 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-02-13 03:40:33,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:33,748 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:33,749 INFO L229 MonitoredProcess]: Starting monitored process 14 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:33,751 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-02-13 03:40:33,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-13 03:40:33,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-13 03:40:33,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-13 03:40:33,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-13 03:40:33,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-13 03:40:33,760 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-13 03:40:33,777 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-02-13 03:40:33,790 INFO L540 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-02-13 03:40:33,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-13 03:40:33,828 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-02-13 03:40:33,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:33,829 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:33,830 INFO L229 MonitoredProcess]: Starting monitored process 15 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:33,831 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-02-13 03:40:33,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-13 03:40:33,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-13 03:40:33,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-13 03:40:33,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-13 03:40:33,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-13 03:40:33,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-13 03:40:33,842 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-13 03:40:33,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-13 03:40:33,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-13 03:40:33,862 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-02-13 03:40:33,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:33,863 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:33,865 INFO L229 MonitoredProcess]: Starting monitored process 16 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:33,867 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-02-13 03:40:33,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-13 03:40:33,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-13 03:40:33,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-13 03:40:33,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-13 03:40:33,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-13 03:40:33,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-13 03:40:33,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-13 03:40:33,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-13 03:40:33,882 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-02-13 03:40:33,885 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-02-13 03:40:33,885 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-02-13 03:40:33,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:33,885 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:33,886 INFO L229 MonitoredProcess]: Starting monitored process 17 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:33,888 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-02-13 03:40:33,888 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-02-13 03:40:33,889 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-02-13 03:40:33,889 INFO L513 LassoAnalysis]: Proved termination. [2023-02-13 03:40:33,889 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~up~0#1) = 1*ULTIMATE.start_main_~up~0#1 Supporting invariants [] [2023-02-13 03:40:33,910 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2023-02-13 03:40:33,911 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-02-13 03:40:33,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:33,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:33,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-13 03:40:33,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:33,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:33,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:33,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:33,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:33,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-13 03:40:33,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:33,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-13 03:40:33,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:33,994 INFO L100 LoopCannibalizer]: 2 predicates before loop cannibalization 5 predicates after loop cannibalization [2023-02-13 03:40:33,995 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2023-02-13 03:40:33,995 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 83 states and 168 transitions. cyclomatic complexity: 91 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:34,140 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 83 states and 168 transitions. cyclomatic complexity: 91. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 536 states and 1060 transitions. Complement of second has 24 states. [2023-02-13 03:40:34,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-02-13 03:40:34,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:34,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 61 transitions. [2023-02-13 03:40:34,144 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 3 letters. Loop has 6 letters. [2023-02-13 03:40:34,145 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:34,145 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 9 letters. Loop has 6 letters. [2023-02-13 03:40:34,146 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:34,146 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 3 letters. Loop has 12 letters. [2023-02-13 03:40:34,148 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:34,149 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 536 states and 1060 transitions. [2023-02-13 03:40:34,152 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 35 [2023-02-13 03:40:34,153 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 536 states to 95 states and 181 transitions. [2023-02-13 03:40:34,153 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2023-02-13 03:40:34,154 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2023-02-13 03:40:34,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95 states and 181 transitions. [2023-02-13 03:40:34,154 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:34,154 INFO L220 hiAutomatonCegarLoop]: Abstraction has 95 states and 181 transitions. [2023-02-13 03:40:34,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states and 181 transitions. [2023-02-13 03:40:34,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 32. [2023-02-13 03:40:34,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.90625) internal successors, (61), 31 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:34,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 61 transitions. [2023-02-13 03:40:34,156 INFO L242 hiAutomatonCegarLoop]: Abstraction has 32 states and 61 transitions. [2023-02-13 03:40:34,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-13 03:40:34,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-13 03:40:34,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-13 03:40:34,156 INFO L87 Difference]: Start difference. First operand 32 states and 61 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:34,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-13 03:40:34,162 INFO L93 Difference]: Finished difference Result 32 states and 61 transitions. [2023-02-13 03:40:34,162 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 61 transitions. [2023-02-13 03:40:34,162 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2023-02-13 03:40:34,165 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 32 states and 61 transitions. [2023-02-13 03:40:34,165 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2023-02-13 03:40:34,165 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2023-02-13 03:40:34,165 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 61 transitions. [2023-02-13 03:40:34,165 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:34,165 INFO L220 hiAutomatonCegarLoop]: Abstraction has 32 states and 61 transitions. [2023-02-13 03:40:34,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 61 transitions. [2023-02-13 03:40:34,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2023-02-13 03:40:34,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.90625) internal successors, (61), 31 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:34,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 61 transitions. [2023-02-13 03:40:34,167 INFO L242 hiAutomatonCegarLoop]: Abstraction has 32 states and 61 transitions. [2023-02-13 03:40:34,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-13 03:40:34,168 INFO L426 stractBuchiCegarLoop]: Abstraction has 32 states and 61 transitions. [2023-02-13 03:40:34,168 INFO L333 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-02-13 03:40:34,168 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 61 transitions. [2023-02-13 03:40:34,168 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2023-02-13 03:40:34,168 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:34,168 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:34,168 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-02-13 03:40:34,169 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-02-13 03:40:34,169 INFO L733 eck$LassoCheckResult]: Stem: 1437#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 1438#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 1440#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 1452#L14-2 [77] L14-2-->L17-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 1459#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 1443#L20-1 [2023-02-13 03:40:34,169 INFO L735 eck$LassoCheckResult]: Loop: 1443#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 1444#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 1465#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 1463#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 1461#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 1458#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 1443#L20-1 [2023-02-13 03:40:34,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:34,169 INFO L85 PathProgramCache]: Analyzing trace with hash 108739595, now seen corresponding path program 1 times [2023-02-13 03:40:34,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:34,169 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590025972] [2023-02-13 03:40:34,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:34,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:34,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:34,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:34,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:34,177 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590025972] [2023-02-13 03:40:34,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590025972] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-13 03:40:34,177 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-13 03:40:34,177 ERROR L191 FreeRefinementEngine]: {1470#true} [1470#true, 1472#(not (<= (+ |ULTIMATE.start_main_~range~0#1| 1) |ULTIMATE.start_main_~i~0#1|)), 1472#(not (<= (+ |ULTIMATE.start_main_~range~0#1| 1) |ULTIMATE.start_main_~i~0#1|)), 1471#false] {1471#false} [2023-02-13 03:40:34,177 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-13 03:40:34,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999371283] [2023-02-13 03:40:34,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-13 03:40:34,178 INFO L738 eck$LassoCheckResult]: stem already infeasible [2023-02-13 03:40:34,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:34,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1783226007, now seen corresponding path program 1 times [2023-02-13 03:40:34,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:34,178 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127573849] [2023-02-13 03:40:34,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:34,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:34,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:34,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:34,185 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127573849] [2023-02-13 03:40:34,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127573849] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-13 03:40:34,186 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-13 03:40:34,186 ERROR L191 FreeRefinementEngine]: {1473#true} [1473#true, 1473#true, 1473#true, 1475#(<= 1 |ULTIMATE.start_main_~up~0#1|), 1475#(<= 1 |ULTIMATE.start_main_~up~0#1|)] {1474#false} [2023-02-13 03:40:34,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-13 03:40:34,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026319104] [2023-02-13 03:40:34,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-13 03:40:34,186 INFO L750 eck$LassoCheckResult]: loop already infeasible [2023-02-13 03:40:34,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-13 03:40:34,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-13 03:40:34,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-13 03:40:34,187 INFO L87 Difference]: Start difference. First operand 32 states and 61 transitions. cyclomatic complexity: 31 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:34,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-13 03:40:34,199 INFO L93 Difference]: Finished difference Result 33 states and 58 transitions. [2023-02-13 03:40:34,199 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 58 transitions. [2023-02-13 03:40:34,200 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15 [2023-02-13 03:40:34,200 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 33 states and 58 transitions. [2023-02-13 03:40:34,200 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2023-02-13 03:40:34,200 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2023-02-13 03:40:34,200 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 58 transitions. [2023-02-13 03:40:34,200 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:34,200 INFO L220 hiAutomatonCegarLoop]: Abstraction has 33 states and 58 transitions. [2023-02-13 03:40:34,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 58 transitions. [2023-02-13 03:40:34,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 30. [2023-02-13 03:40:34,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.7666666666666666) internal successors, (53), 29 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:34,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 53 transitions. [2023-02-13 03:40:34,202 INFO L242 hiAutomatonCegarLoop]: Abstraction has 30 states and 53 transitions. [2023-02-13 03:40:34,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-13 03:40:34,203 INFO L426 stractBuchiCegarLoop]: Abstraction has 30 states and 53 transitions. [2023-02-13 03:40:34,203 INFO L333 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-02-13 03:40:34,203 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 53 transitions. [2023-02-13 03:40:34,203 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2023-02-13 03:40:34,203 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:34,204 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:34,204 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-02-13 03:40:34,204 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-02-13 03:40:34,204 INFO L733 eck$LassoCheckResult]: Stem: 1509#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 1510#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 1512#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 1522#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 1527#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 1528#L20-1 [2023-02-13 03:40:34,204 INFO L735 eck$LassoCheckResult]: Loop: 1528#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 1516#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 1521#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 1532#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 1530#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 1529#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 1528#L20-1 [2023-02-13 03:40:34,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:34,204 INFO L85 PathProgramCache]: Analyzing trace with hash 108739626, now seen corresponding path program 1 times [2023-02-13 03:40:34,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:34,205 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031503153] [2023-02-13 03:40:34,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:34,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:34,208 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:34,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:34,211 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:34,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:34,211 INFO L85 PathProgramCache]: Analyzing trace with hash -1783226028, now seen corresponding path program 1 times [2023-02-13 03:40:34,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:34,211 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571379566] [2023-02-13 03:40:34,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:34,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:34,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:34,214 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:34,216 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:34,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:34,217 INFO L85 PathProgramCache]: Analyzing trace with hash 45341373, now seen corresponding path program 1 times [2023-02-13 03:40:34,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:34,217 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249488463] [2023-02-13 03:40:34,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:34,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:34,225 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:34,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:34,225 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249488463] [2023-02-13 03:40:34,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249488463] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-13 03:40:34,226 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-13 03:40:34,226 ERROR L191 FreeRefinementEngine]: {1544#true} [1544#true, 1544#true, 1546#(<= 1 |ULTIMATE.start_main_~up~0#1|), 1546#(<= 1 |ULTIMATE.start_main_~up~0#1|), 1546#(<= 1 |ULTIMATE.start_main_~up~0#1|), 1545#false, 1545#false, 1545#false, 1545#false, 1545#false] {1545#false} [2023-02-13 03:40:34,226 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-13 03:40:34,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266891600] [2023-02-13 03:40:34,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-13 03:40:34,245 INFO L210 LassoAnalysis]: Preferences: [2023-02-13 03:40:34,245 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-13 03:40:34,246 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-13 03:40:34,246 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-13 03:40:34,246 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-13 03:40:34,246 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:34,246 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-13 03:40:34,246 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-13 03:40:34,246 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration8_Loop [2023-02-13 03:40:34,246 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-13 03:40:34,246 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-13 03:40:34,247 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:34,248 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:34,251 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:34,253 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:34,255 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:34,289 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-13 03:40:34,290 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-13 03:40:34,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:34,290 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:34,291 INFO L229 MonitoredProcess]: Starting monitored process 18 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:34,292 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-02-13 03:40:34,292 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:34,292 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:34,303 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-13 03:40:34,303 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-13 03:40:34,323 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-02-13 03:40:34,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:34,324 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:34,324 INFO L229 MonitoredProcess]: Starting monitored process 19 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:34,325 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-02-13 03:40:34,326 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:34,326 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:34,336 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-13 03:40:34,336 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~i~0#1=1} Honda state: {ULTIMATE.start_main_~i~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-13 03:40:34,364 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-02-13 03:40:34,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:34,365 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:34,366 INFO L229 MonitoredProcess]: Starting monitored process 20 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:34,367 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-02-13 03:40:34,368 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:34,368 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:34,408 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2023-02-13 03:40:34,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:34,409 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:34,410 INFO L229 MonitoredProcess]: Starting monitored process 21 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:34,410 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-02-13 03:40:34,413 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-13 03:40:34,413 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:34,426 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-13 03:40:34,457 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-02-13 03:40:34,458 INFO L210 LassoAnalysis]: Preferences: [2023-02-13 03:40:34,458 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-13 03:40:34,458 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-13 03:40:34,458 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-13 03:40:34,459 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-13 03:40:34,459 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:34,459 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-13 03:40:34,459 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-13 03:40:34,459 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration8_Loop [2023-02-13 03:40:34,460 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-13 03:40:34,460 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-13 03:40:34,462 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:34,467 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:34,470 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:34,475 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:34,480 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:34,535 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-13 03:40:34,535 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-13 03:40:34,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:34,536 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:34,537 INFO L229 MonitoredProcess]: Starting monitored process 22 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:34,539 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-02-13 03:40:34,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-13 03:40:34,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-13 03:40:34,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-13 03:40:34,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-13 03:40:34,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-13 03:40:34,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-13 03:40:34,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-13 03:40:34,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-13 03:40:34,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-13 03:40:34,595 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-02-13 03:40:34,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:34,596 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:34,597 INFO L229 MonitoredProcess]: Starting monitored process 23 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:34,599 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-02-13 03:40:34,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-13 03:40:34,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-13 03:40:34,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-13 03:40:34,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-13 03:40:34,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-13 03:40:34,612 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-13 03:40:34,612 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-02-13 03:40:34,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-13 03:40:34,656 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-02-13 03:40:34,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:34,656 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:34,658 INFO L229 MonitoredProcess]: Starting monitored process 24 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:34,659 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-02-13 03:40:34,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-13 03:40:34,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-13 03:40:34,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-13 03:40:34,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-13 03:40:34,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-13 03:40:34,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-13 03:40:34,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-13 03:40:34,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-13 03:40:34,675 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-02-13 03:40:34,678 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-02-13 03:40:34,678 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-02-13 03:40:34,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:34,679 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:34,680 INFO L229 MonitoredProcess]: Starting monitored process 25 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:34,682 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-02-13 03:40:34,682 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-02-13 03:40:34,683 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-02-13 03:40:34,683 INFO L513 LassoAnalysis]: Proved termination. [2023-02-13 03:40:34,683 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~up~0#1) = -2*ULTIMATE.start_main_~up~0#1 + 1 Supporting invariants [] [2023-02-13 03:40:34,718 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-02-13 03:40:34,719 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-02-13 03:40:34,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:34,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-13 03:40:34,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:34,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:34,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:34,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:34,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:34,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-13 03:40:34,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:34,837 INFO L100 LoopCannibalizer]: 3 predicates before loop cannibalization 4 predicates after loop cannibalization [2023-02-13 03:40:34,837 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2023-02-13 03:40:34,838 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 30 states and 53 transitions. cyclomatic complexity: 25 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:34,920 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 30 states and 53 transitions. cyclomatic complexity: 25. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 120 states and 203 transitions. Complement of second has 36 states. [2023-02-13 03:40:34,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-02-13 03:40:34,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:34,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 50 transitions. [2023-02-13 03:40:34,922 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 50 transitions. Stem has 5 letters. Loop has 6 letters. [2023-02-13 03:40:34,923 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:34,923 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 50 transitions. Stem has 11 letters. Loop has 6 letters. [2023-02-13 03:40:34,924 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:34,924 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 50 transitions. Stem has 5 letters. Loop has 12 letters. [2023-02-13 03:40:34,924 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:34,926 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 120 states and 203 transitions. [2023-02-13 03:40:34,928 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2023-02-13 03:40:34,929 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 120 states to 42 states and 70 transitions. [2023-02-13 03:40:34,929 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2023-02-13 03:40:34,929 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2023-02-13 03:40:34,930 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 70 transitions. [2023-02-13 03:40:34,930 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:34,930 INFO L220 hiAutomatonCegarLoop]: Abstraction has 42 states and 70 transitions. [2023-02-13 03:40:34,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 70 transitions. [2023-02-13 03:40:34,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 31. [2023-02-13 03:40:34,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.7419354838709677) internal successors, (54), 30 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:34,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 54 transitions. [2023-02-13 03:40:34,934 INFO L242 hiAutomatonCegarLoop]: Abstraction has 31 states and 54 transitions. [2023-02-13 03:40:34,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-13 03:40:34,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-13 03:40:34,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-13 03:40:34,935 INFO L87 Difference]: Start difference. First operand 31 states and 54 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:34,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-13 03:40:34,954 INFO L93 Difference]: Finished difference Result 32 states and 53 transitions. [2023-02-13 03:40:34,954 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 53 transitions. [2023-02-13 03:40:34,955 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 14 [2023-02-13 03:40:34,956 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 31 states and 52 transitions. [2023-02-13 03:40:34,956 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2023-02-13 03:40:34,956 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2023-02-13 03:40:34,957 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 52 transitions. [2023-02-13 03:40:34,957 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:34,957 INFO L220 hiAutomatonCegarLoop]: Abstraction has 31 states and 52 transitions. [2023-02-13 03:40:34,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 52 transitions. [2023-02-13 03:40:34,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 29. [2023-02-13 03:40:34,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.6896551724137931) internal successors, (49), 28 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:34,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 49 transitions. [2023-02-13 03:40:34,960 INFO L242 hiAutomatonCegarLoop]: Abstraction has 29 states and 49 transitions. [2023-02-13 03:40:34,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-13 03:40:34,963 INFO L426 stractBuchiCegarLoop]: Abstraction has 29 states and 49 transitions. [2023-02-13 03:40:34,964 INFO L333 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-02-13 03:40:34,964 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 49 transitions. [2023-02-13 03:40:34,965 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2023-02-13 03:40:34,965 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:34,965 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:34,966 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-02-13 03:40:34,966 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-02-13 03:40:34,967 INFO L733 eck$LassoCheckResult]: Stem: 1827#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 1828#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 1830#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 1842#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 1845#L17-1 [2023-02-13 03:40:34,967 INFO L735 eck$LassoCheckResult]: Loop: 1845#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 1846#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 1839#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 1840#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 1851#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 1847#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 1845#L17-1 [2023-02-13 03:40:34,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:34,968 INFO L85 PathProgramCache]: Analyzing trace with hash 3507728, now seen corresponding path program 1 times [2023-02-13 03:40:34,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:34,969 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194443216] [2023-02-13 03:40:34,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:34,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:34,976 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:34,980 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:34,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:34,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1669642628, now seen corresponding path program 1 times [2023-02-13 03:40:34,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:34,981 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665056711] [2023-02-13 03:40:34,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:34,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:34,986 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:34,989 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:34,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:34,989 INFO L85 PathProgramCache]: Analyzing trace with hash 2104608075, now seen corresponding path program 1 times [2023-02-13 03:40:34,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:34,990 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047631795] [2023-02-13 03:40:34,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:34,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:35,015 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:35,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:35,016 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047631795] [2023-02-13 03:40:35,016 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047631795] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-13 03:40:35,016 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-13 03:40:35,016 ERROR L191 FreeRefinementEngine]: {1861#true} [1863#(<= 20 |ULTIMATE.start_main_~range~0#1|), 1863#(<= 20 |ULTIMATE.start_main_~range~0#1|), 1864#(<= (+ |ULTIMATE.start_main_~i~0#1| 20) |ULTIMATE.start_main_~range~0#1|), 1864#(<= (+ |ULTIMATE.start_main_~i~0#1| 20) |ULTIMATE.start_main_~range~0#1|), 1865#(<= (+ 19 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 1865#(<= (+ 19 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 1862#false, 1862#false, 1862#false] {1862#false} [2023-02-13 03:40:35,016 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-13 03:40:35,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222951168] [2023-02-13 03:40:35,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-13 03:40:35,055 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-02-13 03:40:35,069 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-02-13 03:40:35,076 INFO L210 LassoAnalysis]: Preferences: [2023-02-13 03:40:35,076 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-13 03:40:35,076 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-13 03:40:35,077 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-13 03:40:35,077 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-13 03:40:35,077 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:35,077 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-13 03:40:35,077 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-13 03:40:35,077 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration9_Loop [2023-02-13 03:40:35,077 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-13 03:40:35,077 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-13 03:40:35,078 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:35,080 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:35,087 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:35,090 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:35,133 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-13 03:40:35,133 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-13 03:40:35,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:35,134 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:35,135 INFO L229 MonitoredProcess]: Starting monitored process 26 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:35,139 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-02-13 03:40:35,139 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:35,140 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:35,151 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-13 03:40:35,152 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~up~0#1=1} Honda state: {ULTIMATE.start_main_~up~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-13 03:40:35,181 INFO L540 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-02-13 03:40:35,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:35,182 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:35,183 INFO L229 MonitoredProcess]: Starting monitored process 27 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:35,185 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-02-13 03:40:35,185 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:35,186 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:35,230 INFO L540 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-02-13 03:40:35,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:35,231 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:35,232 INFO L229 MonitoredProcess]: Starting monitored process 28 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:35,234 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-02-13 03:40:35,234 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-13 03:40:35,235 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:35,383 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-13 03:40:35,385 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-02-13 03:40:35,386 INFO L210 LassoAnalysis]: Preferences: [2023-02-13 03:40:35,386 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-13 03:40:35,386 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-13 03:40:35,386 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-13 03:40:35,387 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-13 03:40:35,387 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:35,387 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-13 03:40:35,387 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-13 03:40:35,387 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration9_Loop [2023-02-13 03:40:35,388 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-13 03:40:35,388 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-13 03:40:35,389 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:35,393 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:35,403 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:35,406 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:35,449 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-13 03:40:35,450 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-13 03:40:35,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:35,451 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:35,452 INFO L229 MonitoredProcess]: Starting monitored process 29 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:35,454 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-02-13 03:40:35,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-13 03:40:35,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-13 03:40:35,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-13 03:40:35,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-13 03:40:35,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-13 03:40:35,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-13 03:40:35,462 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-13 03:40:35,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-13 03:40:35,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-13 03:40:35,484 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-02-13 03:40:35,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:35,485 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:35,486 INFO L229 MonitoredProcess]: Starting monitored process 30 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:35,488 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-02-13 03:40:35,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-13 03:40:35,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-13 03:40:35,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-13 03:40:35,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-13 03:40:35,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-13 03:40:35,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-13 03:40:35,501 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-13 03:40:35,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-13 03:40:35,503 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-02-13 03:40:35,507 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-02-13 03:40:35,507 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-02-13 03:40:35,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:35,508 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:35,509 INFO L229 MonitoredProcess]: Starting monitored process 31 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:35,510 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-02-13 03:40:35,512 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-02-13 03:40:35,513 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-02-13 03:40:35,513 INFO L513 LassoAnalysis]: Proved termination. [2023-02-13 03:40:35,513 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~range~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~range~0#1 Supporting invariants [] [2023-02-13 03:40:35,548 INFO L540 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-02-13 03:40:35,549 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-02-13 03:40:35,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:35,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-13 03:40:35,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:35,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:35,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:35,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:35,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:35,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:35,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:35,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:35,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:35,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:35,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:35,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:35,740 INFO L100 LoopCannibalizer]: 2 predicates before loop cannibalization 4 predicates after loop cannibalization [2023-02-13 03:40:35,741 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2023-02-13 03:40:35,741 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 29 states and 49 transitions. cyclomatic complexity: 22 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:35,907 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 29 states and 49 transitions. cyclomatic complexity: 22. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 311 states and 449 transitions. Complement of second has 66 states. [2023-02-13 03:40:35,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 1 stem states 5 non-accepting loop states 2 accepting loop states [2023-02-13 03:40:35,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:35,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 68 transitions. [2023-02-13 03:40:35,911 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 68 transitions. Stem has 4 letters. Loop has 6 letters. [2023-02-13 03:40:35,911 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:35,911 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 68 transitions. Stem has 10 letters. Loop has 6 letters. [2023-02-13 03:40:35,912 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:35,912 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 68 transitions. Stem has 4 letters. Loop has 12 letters. [2023-02-13 03:40:35,912 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:35,915 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 311 states and 449 transitions. [2023-02-13 03:40:35,919 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 65 [2023-02-13 03:40:35,921 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 311 states to 100 states and 141 transitions. [2023-02-13 03:40:35,922 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2023-02-13 03:40:35,923 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 39 [2023-02-13 03:40:35,923 INFO L73 IsDeterministic]: Start isDeterministic. Operand 100 states and 141 transitions. [2023-02-13 03:40:35,924 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:35,924 INFO L220 hiAutomatonCegarLoop]: Abstraction has 100 states and 141 transitions. [2023-02-13 03:40:35,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states and 141 transitions. [2023-02-13 03:40:35,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 56. [2023-02-13 03:40:35,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 1.5892857142857142) internal successors, (89), 55 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:35,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 89 transitions. [2023-02-13 03:40:35,930 INFO L242 hiAutomatonCegarLoop]: Abstraction has 56 states and 89 transitions. [2023-02-13 03:40:35,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-13 03:40:35,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-13 03:40:35,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-02-13 03:40:35,932 INFO L87 Difference]: Start difference. First operand 56 states and 89 transitions. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:35,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-13 03:40:35,993 INFO L93 Difference]: Finished difference Result 115 states and 174 transitions. [2023-02-13 03:40:35,994 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 115 states and 174 transitions. [2023-02-13 03:40:35,996 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 70 [2023-02-13 03:40:35,998 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 115 states to 112 states and 171 transitions. [2023-02-13 03:40:35,998 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 48 [2023-02-13 03:40:35,998 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48 [2023-02-13 03:40:35,998 INFO L73 IsDeterministic]: Start isDeterministic. Operand 112 states and 171 transitions. [2023-02-13 03:40:35,999 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:35,999 INFO L220 hiAutomatonCegarLoop]: Abstraction has 112 states and 171 transitions. [2023-02-13 03:40:35,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states and 171 transitions. [2023-02-13 03:40:36,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 101. [2023-02-13 03:40:36,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 101 states have (on average 1.5544554455445545) internal successors, (157), 100 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:36,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 157 transitions. [2023-02-13 03:40:36,005 INFO L242 hiAutomatonCegarLoop]: Abstraction has 101 states and 157 transitions. [2023-02-13 03:40:36,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-13 03:40:36,008 INFO L426 stractBuchiCegarLoop]: Abstraction has 101 states and 157 transitions. [2023-02-13 03:40:36,008 INFO L333 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-02-13 03:40:36,008 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 101 states and 157 transitions. [2023-02-13 03:40:36,009 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 60 [2023-02-13 03:40:36,009 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:36,009 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:36,010 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-02-13 03:40:36,010 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2023-02-13 03:40:36,010 INFO L733 eck$LassoCheckResult]: Stem: 2514#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 2515#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 2539#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 2538#L14-2 [2023-02-13 03:40:36,011 INFO L735 eck$LassoCheckResult]: Loop: 2538#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 2524#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 2522#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 2523#L23-1 [84] L23-1-->L26-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 2518#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 2519#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 2589#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 2583#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 2581#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 2580#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 2579#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 2577#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 2572#L14-2 [64] L14-2-->L17-1: Formula: (and (= |v_ULTIMATE.start_main_~up~0#1_7| 0) (= |v_ULTIMATE.start_main_~i~0#1_12| |v_ULTIMATE.start_main_~range~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_7|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 2571#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 2570#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 2568#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 2565#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 2566#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 2538#L14-2 [2023-02-13 03:40:36,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:36,011 INFO L85 PathProgramCache]: Analyzing trace with hash 113150, now seen corresponding path program 4 times [2023-02-13 03:40:36,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:36,012 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134506894] [2023-02-13 03:40:36,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:36,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:36,017 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:36,020 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:36,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:36,020 INFO L85 PathProgramCache]: Analyzing trace with hash 291952450, now seen corresponding path program 1 times [2023-02-13 03:40:36,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:36,020 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623535056] [2023-02-13 03:40:36,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:36,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:36,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:36,051 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-13 03:40:36,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:36,051 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623535056] [2023-02-13 03:40:36,051 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623535056] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-13 03:40:36,052 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495907003] [2023-02-13 03:40:36,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:36,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-13 03:40:36,052 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:36,053 INFO L229 MonitoredProcess]: Starting monitored process 32 with /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-13 03:40:36,055 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2023-02-13 03:40:36,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:36,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2023-02-13 03:40:36,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:36,099 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:36,100 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-13 03:40:36,142 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:36,143 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1495907003] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-13 03:40:36,143 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-13 03:40:36,144 ERROR L197 FreeRefinementEngine]: {2618#true} [2618#true, 2618#true, 2618#true, 2620#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 2620#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 2621#(<= 4 |ULTIMATE.start_main_~range~0#1|), 2621#(<= 4 |ULTIMATE.start_main_~range~0#1|), 2621#(<= 4 |ULTIMATE.start_main_~range~0#1|), 2621#(<= 4 |ULTIMATE.start_main_~range~0#1|), 2621#(<= 4 |ULTIMATE.start_main_~range~0#1|), 2621#(<= 4 |ULTIMATE.start_main_~range~0#1|), 2621#(<= 4 |ULTIMATE.start_main_~range~0#1|), 2622#(<= 4 |ULTIMATE.start_main_~i~0#1|), 2622#(<= 4 |ULTIMATE.start_main_~i~0#1|), 2623#(<= 3 |ULTIMATE.start_main_~i~0#1|), 2623#(<= 3 |ULTIMATE.start_main_~i~0#1|), 2623#(<= 3 |ULTIMATE.start_main_~i~0#1|)] {2619#false} [2023-02-13 03:40:36,144 ERROR L197 FreeRefinementEngine]: {2618#true} [2618#true, 2618#true, 2618#true, 2620#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 2620#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 2620#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 2620#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 2648#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 2648#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 2648#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 2648#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 2648#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 2619#false, 2619#false, 2619#false, 2619#false, 2619#false] {2619#false} [2023-02-13 03:40:36,144 ERROR L197 FreeRefinementEngine]: {2618#true} [2618#true, 2618#true, 2618#true, 2648#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 2648#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 2648#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 2648#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 2694#(not (<= |ULTIMATE.start_main_~range~0#1| |ULTIMATE.start_main_~i~0#1|)), 2694#(not (<= |ULTIMATE.start_main_~range~0#1| |ULTIMATE.start_main_~i~0#1|)), 2694#(not (<= |ULTIMATE.start_main_~range~0#1| |ULTIMATE.start_main_~i~0#1|)), 2694#(not (<= |ULTIMATE.start_main_~range~0#1| |ULTIMATE.start_main_~i~0#1|)), 2694#(not (<= |ULTIMATE.start_main_~range~0#1| |ULTIMATE.start_main_~i~0#1|)), 2619#false, 2619#false, 2619#false, 2619#false, 2619#false] {2619#false} [2023-02-13 03:40:36,145 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2023-02-13 03:40:36,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373918903] [2023-02-13 03:40:36,146 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-13 03:40:36,146 INFO L750 eck$LassoCheckResult]: loop already infeasible [2023-02-13 03:40:36,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-13 03:40:36,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-02-13 03:40:36,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-02-13 03:40:36,148 INFO L87 Difference]: Start difference. First operand 101 states and 157 transitions. cyclomatic complexity: 63 Second operand has 8 states, 8 states have (on average 4.875) internal successors, (39), 8 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:36,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-13 03:40:36,344 INFO L93 Difference]: Finished difference Result 148 states and 190 transitions. [2023-02-13 03:40:36,345 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 148 states and 190 transitions. [2023-02-13 03:40:36,346 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 70 [2023-02-13 03:40:36,346 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 148 states to 139 states and 181 transitions. [2023-02-13 03:40:36,347 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 46 [2023-02-13 03:40:36,347 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 46 [2023-02-13 03:40:36,347 INFO L73 IsDeterministic]: Start isDeterministic. Operand 139 states and 181 transitions. [2023-02-13 03:40:36,347 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:36,347 INFO L220 hiAutomatonCegarLoop]: Abstraction has 139 states and 181 transitions. [2023-02-13 03:40:36,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states and 181 transitions. [2023-02-13 03:40:36,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 107. [2023-02-13 03:40:36,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 107 states have (on average 1.3177570093457944) internal successors, (141), 106 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:36,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 141 transitions. [2023-02-13 03:40:36,351 INFO L242 hiAutomatonCegarLoop]: Abstraction has 107 states and 141 transitions. [2023-02-13 03:40:36,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-02-13 03:40:36,353 INFO L426 stractBuchiCegarLoop]: Abstraction has 107 states and 141 transitions. [2023-02-13 03:40:36,353 INFO L333 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-02-13 03:40:36,353 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 107 states and 141 transitions. [2023-02-13 03:40:36,353 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 59 [2023-02-13 03:40:36,354 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:36,354 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:36,354 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-13 03:40:36,354 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-13 03:40:36,355 INFO L733 eck$LassoCheckResult]: Stem: 2895#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 2896#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 2962#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 2978#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 2979#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 2988#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 2986#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 2945#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 2932#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 2925#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 2923#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 2919#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 2920#L23-1 [2023-02-13 03:40:36,355 INFO L735 eck$LassoCheckResult]: Loop: 2920#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 2957#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 2956#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 2943#L14-2 [64] L14-2-->L17-1: Formula: (and (= |v_ULTIMATE.start_main_~up~0#1_7| 0) (= |v_ULTIMATE.start_main_~i~0#1_12| |v_ULTIMATE.start_main_~range~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_7|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 2942#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 2941#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 2939#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 2935#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 2936#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 2924#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 2922#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 2919#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 2920#L23-1 [2023-02-13 03:40:36,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:36,356 INFO L85 PathProgramCache]: Analyzing trace with hash 431715273, now seen corresponding path program 1 times [2023-02-13 03:40:36,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:36,356 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691057655] [2023-02-13 03:40:36,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:36,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:36,374 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:36,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:36,375 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691057655] [2023-02-13 03:40:36,375 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691057655] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-13 03:40:36,375 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [720854126] [2023-02-13 03:40:36,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:36,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-13 03:40:36,375 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:36,376 INFO L229 MonitoredProcess]: Starting monitored process 33 with /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-13 03:40:36,379 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2023-02-13 03:40:36,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:36,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2023-02-13 03:40:36,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:36,419 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:36,420 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-13 03:40:36,449 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:36,449 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [720854126] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-13 03:40:36,450 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-13 03:40:36,450 ERROR L197 FreeRefinementEngine]: {3003#true} [3005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3006#(<= 18 |ULTIMATE.start_main_~i~0#1|), 3006#(<= 18 |ULTIMATE.start_main_~i~0#1|), 3004#false, 3004#false, 3004#false] {3004#false} [2023-02-13 03:40:36,450 ERROR L197 FreeRefinementEngine]: {3003#true} [3005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3006#(<= 18 |ULTIMATE.start_main_~i~0#1|), 3006#(<= 18 |ULTIMATE.start_main_~i~0#1|), 3004#false, 3004#false, 3004#false] {3004#false} [2023-02-13 03:40:36,451 ERROR L197 FreeRefinementEngine]: {3003#true} [3059#(< 2 |ULTIMATE.start_main_~range~0#1|), 3059#(< 2 |ULTIMATE.start_main_~range~0#1|), 3059#(< 2 |ULTIMATE.start_main_~range~0#1|), 3059#(< 2 |ULTIMATE.start_main_~range~0#1|), 3059#(< 2 |ULTIMATE.start_main_~range~0#1|), 3059#(< 2 |ULTIMATE.start_main_~range~0#1|), 3052#(not (<= |ULTIMATE.start_main_~i~0#1| 0)), 3052#(not (<= |ULTIMATE.start_main_~i~0#1| 0)), 3004#false, 3004#false, 3004#false] {3004#false} [2023-02-13 03:40:36,451 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2023-02-13 03:40:36,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361100089] [2023-02-13 03:40:36,452 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-13 03:40:36,452 INFO L738 eck$LassoCheckResult]: stem already infeasible [2023-02-13 03:40:36,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:36,453 INFO L85 PathProgramCache]: Analyzing trace with hash -291891459, now seen corresponding path program 1 times [2023-02-13 03:40:36,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:36,453 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696601484] [2023-02-13 03:40:36,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:36,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:36,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:36,486 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:36,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:36,487 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696601484] [2023-02-13 03:40:36,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696601484] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-13 03:40:36,487 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-13 03:40:36,487 ERROR L191 FreeRefinementEngine]: {3075#true} [3075#true, 3075#true, 3075#true, 3077#(<= |ULTIMATE.start_main_~range~0#1| |ULTIMATE.start_main_~i~0#1|), 3077#(<= |ULTIMATE.start_main_~range~0#1| |ULTIMATE.start_main_~i~0#1|), 3078#(<= |ULTIMATE.start_main_~range~0#1| (+ |ULTIMATE.start_main_~i~0#1| 1)), 3076#false, 3076#false, 3076#false, 3076#false, 3076#false] {3076#false} [2023-02-13 03:40:36,487 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-13 03:40:36,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638658118] [2023-02-13 03:40:36,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-13 03:40:36,488 INFO L750 eck$LassoCheckResult]: loop already infeasible [2023-02-13 03:40:36,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-13 03:40:36,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-13 03:40:36,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-13 03:40:36,489 INFO L87 Difference]: Start difference. First operand 107 states and 141 transitions. cyclomatic complexity: 42 Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:36,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-13 03:40:36,516 INFO L93 Difference]: Finished difference Result 104 states and 130 transitions. [2023-02-13 03:40:36,516 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 104 states and 130 transitions. [2023-02-13 03:40:36,517 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 48 [2023-02-13 03:40:36,518 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 104 states to 100 states and 125 transitions. [2023-02-13 03:40:36,518 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2023-02-13 03:40:36,518 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 39 [2023-02-13 03:40:36,518 INFO L73 IsDeterministic]: Start isDeterministic. Operand 100 states and 125 transitions. [2023-02-13 03:40:36,518 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:36,518 INFO L220 hiAutomatonCegarLoop]: Abstraction has 100 states and 125 transitions. [2023-02-13 03:40:36,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states and 125 transitions. [2023-02-13 03:40:36,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 95. [2023-02-13 03:40:36,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 95 states have (on average 1.2526315789473683) internal successors, (119), 94 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:36,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 119 transitions. [2023-02-13 03:40:36,521 INFO L242 hiAutomatonCegarLoop]: Abstraction has 95 states and 119 transitions. [2023-02-13 03:40:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-13 03:40:36,523 INFO L426 stractBuchiCegarLoop]: Abstraction has 95 states and 119 transitions. [2023-02-13 03:40:36,524 INFO L333 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2023-02-13 03:40:36,524 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 95 states and 119 transitions. [2023-02-13 03:40:36,525 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 47 [2023-02-13 03:40:36,525 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:36,526 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:36,527 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1] [2023-02-13 03:40:36,527 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2023-02-13 03:40:36,528 INFO L733 eck$LassoCheckResult]: Stem: 3183#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 3184#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 3201#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 3202#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 3195#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 3196#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 3230#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 3225#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 3221#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 3210#L14-2 [2023-02-13 03:40:36,528 INFO L735 eck$LassoCheckResult]: Loop: 3210#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 3206#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 3207#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 3241#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 3240#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 3239#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 3211#L14-2 [64] L14-2-->L17-1: Formula: (and (= |v_ULTIMATE.start_main_~up~0#1_7| 0) (= |v_ULTIMATE.start_main_~i~0#1_12| |v_ULTIMATE.start_main_~range~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_7|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 3212#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 3236#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 3234#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 3226#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 3222#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 3214#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 3215#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 3235#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 3229#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 3224#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 3219#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 3210#L14-2 [2023-02-13 03:40:36,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:36,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1371503324, now seen corresponding path program 1 times [2023-02-13 03:40:36,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:36,530 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267326725] [2023-02-13 03:40:36,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:36,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:36,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:36,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:36,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:36,551 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267326725] [2023-02-13 03:40:36,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267326725] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-13 03:40:36,551 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [990787789] [2023-02-13 03:40:36,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:36,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-13 03:40:36,552 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:36,557 INFO L229 MonitoredProcess]: Starting monitored process 34 with /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-13 03:40:36,562 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2023-02-13 03:40:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:36,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 3 conjunts are in the unsatisfiable core [2023-02-13 03:40:36,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:36,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:36,587 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-13 03:40:36,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:36,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [990787789] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-13 03:40:36,602 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-13 03:40:36,603 ERROR L197 FreeRefinementEngine]: {3279#true} [3281#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3281#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3281#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3281#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3281#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3281#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3282#(<= 18 |ULTIMATE.start_main_~i~0#1|), 3282#(<= 18 |ULTIMATE.start_main_~i~0#1|)] {3280#false} [2023-02-13 03:40:36,603 ERROR L197 FreeRefinementEngine]: {3279#true} [3281#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3281#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3281#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3281#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3281#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3281#(<= 20 |ULTIMATE.start_main_~range~0#1|), 3282#(<= 18 |ULTIMATE.start_main_~i~0#1|), 3282#(<= 18 |ULTIMATE.start_main_~i~0#1|)] {3280#false} [2023-02-13 03:40:36,603 ERROR L197 FreeRefinementEngine]: {3279#true} [3317#(< 2 |ULTIMATE.start_main_~range~0#1|), 3317#(< 2 |ULTIMATE.start_main_~range~0#1|), 3317#(< 2 |ULTIMATE.start_main_~range~0#1|), 3317#(< 2 |ULTIMATE.start_main_~range~0#1|), 3317#(< 2 |ULTIMATE.start_main_~range~0#1|), 3317#(< 2 |ULTIMATE.start_main_~range~0#1|), 3310#(not (<= |ULTIMATE.start_main_~i~0#1| 0)), 3310#(not (<= |ULTIMATE.start_main_~i~0#1| 0))] {3280#false} [2023-02-13 03:40:36,603 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2, 2] total 4 [2023-02-13 03:40:36,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62682060] [2023-02-13 03:40:36,604 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-13 03:40:36,604 INFO L738 eck$LassoCheckResult]: stem already infeasible [2023-02-13 03:40:36,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:36,604 INFO L85 PathProgramCache]: Analyzing trace with hash -692346950, now seen corresponding path program 2 times [2023-02-13 03:40:36,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:36,604 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387528440] [2023-02-13 03:40:36,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:36,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:36,610 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:36,614 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:36,653 INFO L210 LassoAnalysis]: Preferences: [2023-02-13 03:40:36,653 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-13 03:40:36,653 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-13 03:40:36,653 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-13 03:40:36,653 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-13 03:40:36,653 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:36,653 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-13 03:40:36,653 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-13 03:40:36,653 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration12_Loop [2023-02-13 03:40:36,653 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-13 03:40:36,653 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-13 03:40:36,654 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:36,657 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:36,662 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:36,664 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:36,704 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-13 03:40:36,704 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-13 03:40:36,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:36,705 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:36,705 INFO L229 MonitoredProcess]: Starting monitored process 35 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:36,707 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-02-13 03:40:36,707 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:36,707 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:36,712 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-13 03:40:36,712 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~up~0#1=1} Honda state: {ULTIMATE.start_main_~up~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-13 03:40:36,729 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2023-02-13 03:40:36,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:36,729 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:36,730 INFO L229 MonitoredProcess]: Starting monitored process 36 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:36,731 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-02-13 03:40:36,732 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:36,732 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:36,760 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-02-13 03:40:36,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:36,761 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:36,763 INFO L229 MonitoredProcess]: Starting monitored process 37 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:36,764 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-02-13 03:40:36,765 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-13 03:40:36,765 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:36,837 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-13 03:40:36,839 INFO L540 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-02-13 03:40:36,839 INFO L210 LassoAnalysis]: Preferences: [2023-02-13 03:40:36,839 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-13 03:40:36,840 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-13 03:40:36,840 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-13 03:40:36,840 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-13 03:40:36,840 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:36,840 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-13 03:40:36,841 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-13 03:40:36,841 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration12_Loop [2023-02-13 03:40:36,841 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-13 03:40:36,841 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-13 03:40:36,843 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:36,846 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:36,850 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:36,859 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:36,929 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-13 03:40:36,930 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-13 03:40:36,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:36,931 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:36,932 INFO L229 MonitoredProcess]: Starting monitored process 38 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:36,934 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-02-13 03:40:36,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-13 03:40:36,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-13 03:40:36,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-13 03:40:36,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-13 03:40:36,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-13 03:40:36,944 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-13 03:40:36,944 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-02-13 03:40:36,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-13 03:40:36,986 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2023-02-13 03:40:36,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:36,987 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:36,988 INFO L229 MonitoredProcess]: Starting monitored process 39 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:36,991 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-02-13 03:40:36,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-13 03:40:37,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-13 03:40:37,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-13 03:40:37,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-13 03:40:37,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-13 03:40:37,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-13 03:40:37,001 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-13 03:40:37,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-13 03:40:37,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-13 03:40:37,018 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-02-13 03:40:37,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:37,019 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:37,020 INFO L229 MonitoredProcess]: Starting monitored process 40 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:37,022 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-02-13 03:40:37,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-13 03:40:37,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-13 03:40:37,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-13 03:40:37,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-13 03:40:37,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-13 03:40:37,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-13 03:40:37,034 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-13 03:40:37,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-13 03:40:37,039 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-02-13 03:40:37,044 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-02-13 03:40:37,045 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-02-13 03:40:37,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:37,046 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:37,047 INFO L229 MonitoredProcess]: Starting monitored process 41 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:37,050 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-02-13 03:40:37,050 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-02-13 03:40:37,050 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-02-13 03:40:37,051 INFO L513 LassoAnalysis]: Proved termination. [2023-02-13 03:40:37,051 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~range~0#1) = 1*ULTIMATE.start_main_~range~0#1 Supporting invariants [] [2023-02-13 03:40:37,088 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-02-13 03:40:37,089 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-02-13 03:40:37,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:37,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-13 03:40:37,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:37,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjunts are in the unsatisfiable core [2023-02-13 03:40:37,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:37,244 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-13 03:40:37,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:37,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2023-02-13 03:40:37,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:37,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2023-02-13 03:40:37,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:37,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:37,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 5 conjunts are in the unsatisfiable core [2023-02-13 03:40:37,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:37,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 5 conjunts are in the unsatisfiable core [2023-02-13 03:40:37,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:37,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:37,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 5 conjunts are in the unsatisfiable core [2023-02-13 03:40:37,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:37,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:37,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:37,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:37,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:37,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:37,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:37,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:37,791 INFO L100 LoopCannibalizer]: 6 predicates before loop cannibalization 11 predicates after loop cannibalization [2023-02-13 03:40:37,792 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 11 loop predicates [2023-02-13 03:40:37,792 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 95 states and 119 transitions. cyclomatic complexity: 32 Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:38,615 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 95 states and 119 transitions. cyclomatic complexity: 32. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 569 states and 695 transitions. Complement of second has 107 states. [2023-02-13 03:40:38,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 19 states 1 stem states 13 non-accepting loop states 4 accepting loop states [2023-02-13 03:40:38,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:38,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 93 transitions. [2023-02-13 03:40:38,619 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 93 transitions. Stem has 9 letters. Loop has 18 letters. [2023-02-13 03:40:38,620 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:38,620 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 93 transitions. Stem has 27 letters. Loop has 18 letters. [2023-02-13 03:40:38,620 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:38,621 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 93 transitions. Stem has 9 letters. Loop has 36 letters. [2023-02-13 03:40:38,621 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:38,624 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 569 states and 695 transitions. [2023-02-13 03:40:38,631 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 21 [2023-02-13 03:40:38,633 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 569 states to 188 states and 220 transitions. [2023-02-13 03:40:38,634 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52 [2023-02-13 03:40:38,634 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 60 [2023-02-13 03:40:38,634 INFO L73 IsDeterministic]: Start isDeterministic. Operand 188 states and 220 transitions. [2023-02-13 03:40:38,634 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:38,634 INFO L220 hiAutomatonCegarLoop]: Abstraction has 188 states and 220 transitions. [2023-02-13 03:40:38,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states and 220 transitions. [2023-02-13 03:40:38,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 139. [2023-02-13 03:40:38,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 139 states have (on average 1.2158273381294964) internal successors, (169), 138 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:38,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 169 transitions. [2023-02-13 03:40:38,639 INFO L242 hiAutomatonCegarLoop]: Abstraction has 139 states and 169 transitions. [2023-02-13 03:40:38,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-13 03:40:38,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-02-13 03:40:38,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-02-13 03:40:38,640 INFO L87 Difference]: Start difference. First operand 139 states and 169 transitions. Second operand has 6 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:38,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-13 03:40:38,736 INFO L93 Difference]: Finished difference Result 263 states and 314 transitions. [2023-02-13 03:40:38,736 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 263 states and 314 transitions. [2023-02-13 03:40:38,739 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 27 [2023-02-13 03:40:38,742 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 263 states to 255 states and 304 transitions. [2023-02-13 03:40:38,743 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 65 [2023-02-13 03:40:38,743 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 65 [2023-02-13 03:40:38,744 INFO L73 IsDeterministic]: Start isDeterministic. Operand 255 states and 304 transitions. [2023-02-13 03:40:38,744 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:38,744 INFO L220 hiAutomatonCegarLoop]: Abstraction has 255 states and 304 transitions. [2023-02-13 03:40:38,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states and 304 transitions. [2023-02-13 03:40:38,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 210. [2023-02-13 03:40:38,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 210 states have (on average 1.2142857142857142) internal successors, (255), 209 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:38,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 255 transitions. [2023-02-13 03:40:38,751 INFO L242 hiAutomatonCegarLoop]: Abstraction has 210 states and 255 transitions. [2023-02-13 03:40:38,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-02-13 03:40:38,753 INFO L426 stractBuchiCegarLoop]: Abstraction has 210 states and 255 transitions. [2023-02-13 03:40:38,753 INFO L333 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2023-02-13 03:40:38,753 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 210 states and 255 transitions. [2023-02-13 03:40:38,754 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 18 [2023-02-13 03:40:38,754 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:38,755 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:38,755 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 1] [2023-02-13 03:40:38,755 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-13 03:40:38,756 INFO L733 eck$LassoCheckResult]: Stem: 4965#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 4966#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 5083#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 5077#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 5079#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 5070#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 5071#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 5062#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 5061#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 5060#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 5059#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 5058#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 5057#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 5024#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 5035#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 5033#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 5031#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 5028#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 5021#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 5015#L26-1 [2023-02-13 03:40:38,756 INFO L735 eck$LassoCheckResult]: Loop: 5015#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 4995#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 4994#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 5069#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 5068#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 5067#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 5066#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 5065#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 5056#L14-2 [64] L14-2-->L17-1: Formula: (and (= |v_ULTIMATE.start_main_~up~0#1_7| 0) (= |v_ULTIMATE.start_main_~i~0#1_12| |v_ULTIMATE.start_main_~range~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_7|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 5049#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 5027#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 5020#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 5015#L26-1 [2023-02-13 03:40:38,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:38,757 INFO L85 PathProgramCache]: Analyzing trace with hash -867482098, now seen corresponding path program 1 times [2023-02-13 03:40:38,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:38,757 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429598100] [2023-02-13 03:40:38,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:38,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:38,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:38,764 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:38,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:38,768 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:38,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:38,768 INFO L85 PathProgramCache]: Analyzing trace with hash -172156644, now seen corresponding path program 1 times [2023-02-13 03:40:38,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:38,769 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562629458] [2023-02-13 03:40:38,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:38,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:38,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:38,771 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:38,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:38,774 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:38,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:38,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1711885399, now seen corresponding path program 1 times [2023-02-13 03:40:38,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:38,774 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869263182] [2023-02-13 03:40:38,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:38,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:38,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:38,791 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 32 proven. 24 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-13 03:40:38,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:38,791 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869263182] [2023-02-13 03:40:38,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869263182] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-13 03:40:38,791 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [732290310] [2023-02-13 03:40:38,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:38,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-13 03:40:38,792 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:38,792 INFO L229 MonitoredProcess]: Starting monitored process 42 with /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-13 03:40:38,796 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2023-02-13 03:40:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:38,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2023-02-13 03:40:38,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:38,823 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 32 proven. 24 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-13 03:40:38,823 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-13 03:40:38,862 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 32 proven. 24 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-13 03:40:38,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [732290310] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-13 03:40:38,863 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-13 03:40:38,863 ERROR L197 FreeRefinementEngine]: {5180#true} [5182#(<= 20 |ULTIMATE.start_main_~range~0#1|), 5182#(<= 20 |ULTIMATE.start_main_~range~0#1|), 5182#(<= 20 |ULTIMATE.start_main_~range~0#1|), 5182#(<= 20 |ULTIMATE.start_main_~range~0#1|), 5182#(<= 20 |ULTIMATE.start_main_~range~0#1|), 5182#(<= 20 |ULTIMATE.start_main_~range~0#1|), 5183#(<= 19 |ULTIMATE.start_main_~range~0#1|), 5183#(<= 19 |ULTIMATE.start_main_~range~0#1|), 5183#(<= 19 |ULTIMATE.start_main_~range~0#1|), 5183#(<= 19 |ULTIMATE.start_main_~range~0#1|), 5183#(<= 19 |ULTIMATE.start_main_~range~0#1|), 5183#(<= 19 |ULTIMATE.start_main_~range~0#1|), 5184#(<= 17 |ULTIMATE.start_main_~i~0#1|), 5184#(<= 17 |ULTIMATE.start_main_~i~0#1|), 5184#(<= 17 |ULTIMATE.start_main_~i~0#1|), 5184#(<= 17 |ULTIMATE.start_main_~i~0#1|), 5184#(<= 17 |ULTIMATE.start_main_~i~0#1|), 5185#(<= 16 |ULTIMATE.start_main_~i~0#1|), 5185#(<= 16 |ULTIMATE.start_main_~i~0#1|), 5185#(<= 16 |ULTIMATE.start_main_~i~0#1|), 5181#false, 5181#false, 5181#false, 5181#false, 5181#false, 5181#false, 5181#false, 5181#false, 5181#false, 5181#false] {5181#false} [2023-02-13 03:40:38,864 ERROR L197 FreeRefinementEngine]: {5180#true} [5182#(<= 20 |ULTIMATE.start_main_~range~0#1|), 5182#(<= 20 |ULTIMATE.start_main_~range~0#1|), 5182#(<= 20 |ULTIMATE.start_main_~range~0#1|), 5182#(<= 20 |ULTIMATE.start_main_~range~0#1|), 5182#(<= 20 |ULTIMATE.start_main_~range~0#1|), 5182#(<= 20 |ULTIMATE.start_main_~range~0#1|), 5207#(<= 18 |ULTIMATE.start_main_~i~0#1|), 5207#(<= 18 |ULTIMATE.start_main_~i~0#1|), 5207#(<= 18 |ULTIMATE.start_main_~i~0#1|), 5207#(<= 18 |ULTIMATE.start_main_~i~0#1|), 5207#(<= 18 |ULTIMATE.start_main_~i~0#1|), 5184#(<= 17 |ULTIMATE.start_main_~i~0#1|), 5184#(<= 17 |ULTIMATE.start_main_~i~0#1|), 5184#(<= 17 |ULTIMATE.start_main_~i~0#1|), 5184#(<= 17 |ULTIMATE.start_main_~i~0#1|), 5184#(<= 17 |ULTIMATE.start_main_~i~0#1|), 5184#(<= 17 |ULTIMATE.start_main_~i~0#1|), 5185#(<= 16 |ULTIMATE.start_main_~i~0#1|), 5185#(<= 16 |ULTIMATE.start_main_~i~0#1|), 5185#(<= 16 |ULTIMATE.start_main_~i~0#1|), 5181#false, 5181#false, 5181#false, 5181#false, 5181#false, 5181#false, 5181#false, 5181#false, 5181#false, 5181#false] {5181#false} [2023-02-13 03:40:38,864 ERROR L197 FreeRefinementEngine]: {5180#true} [5355#(< 4 |ULTIMATE.start_main_~range~0#1|), 5355#(< 4 |ULTIMATE.start_main_~range~0#1|), 5355#(< 4 |ULTIMATE.start_main_~range~0#1|), 5355#(< 4 |ULTIMATE.start_main_~range~0#1|), 5355#(< 4 |ULTIMATE.start_main_~range~0#1|), 5355#(< 4 |ULTIMATE.start_main_~range~0#1|), 5339#(< 2 |ULTIMATE.start_main_~i~0#1|), 5339#(< 2 |ULTIMATE.start_main_~i~0#1|), 5339#(< 2 |ULTIMATE.start_main_~i~0#1|), 5339#(< 2 |ULTIMATE.start_main_~i~0#1|), 5339#(< 2 |ULTIMATE.start_main_~i~0#1|), 5320#(< 1 |ULTIMATE.start_main_~i~0#1|), 5320#(< 1 |ULTIMATE.start_main_~i~0#1|), 5320#(< 1 |ULTIMATE.start_main_~i~0#1|), 5320#(< 1 |ULTIMATE.start_main_~i~0#1|), 5320#(< 1 |ULTIMATE.start_main_~i~0#1|), 5320#(< 1 |ULTIMATE.start_main_~i~0#1|), 5310#(not (<= |ULTIMATE.start_main_~i~0#1| 0)), 5310#(not (<= |ULTIMATE.start_main_~i~0#1| 0)), 5310#(not (<= |ULTIMATE.start_main_~i~0#1| 0)), 5181#false, 5181#false, 5181#false, 5181#false, 5181#false, 5181#false, 5181#false, 5181#false, 5181#false, 5181#false] {5181#false} [2023-02-13 03:40:38,864 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2023-02-13 03:40:38,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279965796] [2023-02-13 03:40:38,865 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-13 03:40:38,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-13 03:40:38,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-02-13 03:40:38,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2023-02-13 03:40:38,932 INFO L87 Difference]: Start difference. First operand 210 states and 255 transitions. cyclomatic complexity: 63 Second operand has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 10 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:39,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-13 03:40:39,293 INFO L93 Difference]: Finished difference Result 879 states and 986 transitions. [2023-02-13 03:40:39,293 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 879 states and 986 transitions. [2023-02-13 03:40:39,302 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 39 [2023-02-13 03:40:39,308 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 879 states to 838 states and 940 transitions. [2023-02-13 03:40:39,309 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 197 [2023-02-13 03:40:39,309 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 197 [2023-02-13 03:40:39,309 INFO L73 IsDeterministic]: Start isDeterministic. Operand 838 states and 940 transitions. [2023-02-13 03:40:39,309 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:39,310 INFO L220 hiAutomatonCegarLoop]: Abstraction has 838 states and 940 transitions. [2023-02-13 03:40:39,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states and 940 transitions. [2023-02-13 03:40:39,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 498. [2023-02-13 03:40:39,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 498 states have (on average 1.1465863453815262) internal successors, (571), 497 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:39,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 571 transitions. [2023-02-13 03:40:39,321 INFO L242 hiAutomatonCegarLoop]: Abstraction has 498 states and 571 transitions. [2023-02-13 03:40:39,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-02-13 03:40:39,322 INFO L426 stractBuchiCegarLoop]: Abstraction has 498 states and 571 transitions. [2023-02-13 03:40:39,322 INFO L333 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2023-02-13 03:40:39,322 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 498 states and 571 transitions. [2023-02-13 03:40:39,324 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 18 [2023-02-13 03:40:39,324 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:39,324 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:39,324 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1] [2023-02-13 03:40:39,325 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-02-13 03:40:39,325 INFO L733 eck$LassoCheckResult]: Stem: 6286#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 6287#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 6418#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 6771#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 6769#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 6768#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 6766#L23-1 [84] L23-1-->L26-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 6767#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 6772#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 6727#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 6726#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 6687#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 6616#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 6611#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 6304#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 6303#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 6302#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 6300#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 6301#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 6781#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 6780#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 6778#L14-2 [64] L14-2-->L17-1: Formula: (and (= |v_ULTIMATE.start_main_~up~0#1_7| 0) (= |v_ULTIMATE.start_main_~i~0#1_12| |v_ULTIMATE.start_main_~range~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_7|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 6779#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 6783#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 6782#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 6288#L26-1 [2023-02-13 03:40:39,325 INFO L735 eck$LassoCheckResult]: Loop: 6288#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 6289#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 6298#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 6296#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 6292#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 6293#L23-1 [84] L23-1-->L26-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 6288#L26-1 [2023-02-13 03:40:39,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:39,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1174505411, now seen corresponding path program 1 times [2023-02-13 03:40:39,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:39,326 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980084019] [2023-02-13 03:40:39,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:39,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:39,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:39,343 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-02-13 03:40:39,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:39,343 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980084019] [2023-02-13 03:40:39,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980084019] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-13 03:40:39,344 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2147347517] [2023-02-13 03:40:39,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:39,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-13 03:40:39,344 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:39,346 INFO L229 MonitoredProcess]: Starting monitored process 43 with /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-13 03:40:39,349 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2023-02-13 03:40:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:39,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 5 conjunts are in the unsatisfiable core [2023-02-13 03:40:39,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:39,395 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-02-13 03:40:39,395 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-13 03:40:39,424 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-02-13 03:40:39,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2147347517] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-13 03:40:39,425 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-13 03:40:39,425 ERROR L197 FreeRefinementEngine]: {6785#true} [6787#(<= 20 |ULTIMATE.start_main_~range~0#1|), 6787#(<= 20 |ULTIMATE.start_main_~range~0#1|), 6788#(<= (+ |ULTIMATE.start_main_~i~0#1| 20) |ULTIMATE.start_main_~range~0#1|), 6788#(<= (+ |ULTIMATE.start_main_~i~0#1| 20) |ULTIMATE.start_main_~range~0#1|), 6789#(<= (+ 19 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 6789#(<= (+ 19 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 6789#(<= (+ 19 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 6789#(<= (+ 19 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 6789#(<= (+ 19 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 6789#(<= (+ 19 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 6790#(<= (+ |ULTIMATE.start_main_~i~0#1| 18) |ULTIMATE.start_main_~range~0#1|), 6790#(<= (+ |ULTIMATE.start_main_~i~0#1| 18) |ULTIMATE.start_main_~range~0#1|), 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false] {6786#false} [2023-02-13 03:40:39,425 ERROR L197 FreeRefinementEngine]: {6785#true} [6787#(<= 20 |ULTIMATE.start_main_~range~0#1|), 6787#(<= 20 |ULTIMATE.start_main_~range~0#1|), 6800#(and (<= 20 |ULTIMATE.start_main_~range~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 0)), 6800#(and (<= 20 |ULTIMATE.start_main_~range~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 0)), 6807#(and (<= 20 |ULTIMATE.start_main_~range~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1)), 6807#(and (<= 20 |ULTIMATE.start_main_~range~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1)), 6807#(and (<= 20 |ULTIMATE.start_main_~range~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1)), 6807#(and (<= 20 |ULTIMATE.start_main_~range~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1)), 6807#(and (<= 20 |ULTIMATE.start_main_~range~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1)), 6807#(and (<= 20 |ULTIMATE.start_main_~range~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1)), 6826#(and (<= 20 |ULTIMATE.start_main_~range~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 2)), 6826#(and (<= 20 |ULTIMATE.start_main_~range~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 2)), 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false] {6786#false} [2023-02-13 03:40:39,425 ERROR L197 FreeRefinementEngine]: {6785#true} [6938#(< 4 |ULTIMATE.start_main_~range~0#1|), 6938#(< 4 |ULTIMATE.start_main_~range~0#1|), 6931#(< (+ |ULTIMATE.start_main_~i~0#1| 4) |ULTIMATE.start_main_~range~0#1|), 6931#(< (+ |ULTIMATE.start_main_~i~0#1| 4) |ULTIMATE.start_main_~range~0#1|), 6912#(< (+ 3 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 6912#(< (+ 3 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 6912#(< (+ 3 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 6912#(< (+ 3 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 6912#(< (+ 3 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 6912#(< (+ 3 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~range~0#1|), 6905#(not (<= |ULTIMATE.start_main_~range~0#1| (+ 2 |ULTIMATE.start_main_~i~0#1|))), 6905#(not (<= |ULTIMATE.start_main_~range~0#1| (+ 2 |ULTIMATE.start_main_~i~0#1|))), 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false, 6786#false] {6786#false} [2023-02-13 03:40:39,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 12 [2023-02-13 03:40:39,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804885447] [2023-02-13 03:40:39,425 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-13 03:40:39,425 INFO L738 eck$LassoCheckResult]: stem already infeasible [2023-02-13 03:40:39,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:39,426 INFO L85 PathProgramCache]: Analyzing trace with hash -1847082313, now seen corresponding path program 1 times [2023-02-13 03:40:39,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:39,426 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799272878] [2023-02-13 03:40:39,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:39,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:39,428 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:39,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:39,430 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:39,454 INFO L210 LassoAnalysis]: Preferences: [2023-02-13 03:40:39,455 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-13 03:40:39,455 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-13 03:40:39,455 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-13 03:40:39,455 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-13 03:40:39,456 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:39,456 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-13 03:40:39,456 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-13 03:40:39,456 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration14_Loop [2023-02-13 03:40:39,456 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-13 03:40:39,457 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-13 03:40:39,458 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:39,461 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:39,463 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:39,470 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:39,514 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-13 03:40:39,515 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-13 03:40:39,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:39,516 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:39,517 INFO L229 MonitoredProcess]: Starting monitored process 44 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:39,520 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-02-13 03:40:39,521 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:39,521 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:39,539 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-13 03:40:39,539 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_11=1} Honda state: {v_rep~unnamed0~0~true_11=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-13 03:40:39,565 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-02-13 03:40:39,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:39,567 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:39,569 INFO L229 MonitoredProcess]: Starting monitored process 45 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:39,570 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-02-13 03:40:39,571 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:39,572 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:39,589 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-13 03:40:39,589 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_11=0} Honda state: {v_rep~unnamed0~0~false_11=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-13 03:40:39,616 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-02-13 03:40:39,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:39,617 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:39,618 INFO L229 MonitoredProcess]: Starting monitored process 46 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:39,620 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-02-13 03:40:39,620 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-13 03:40:39,621 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:39,662 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2023-02-13 03:40:39,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2023-02-13 03:40:39,663 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:39,664 INFO L229 MonitoredProcess]: Starting monitored process 47 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:39,670 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-02-13 03:40:39,670 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-13 03:40:39,670 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-13 03:40:39,729 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-13 03:40:39,731 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2023-02-13 03:40:39,732 INFO L210 LassoAnalysis]: Preferences: [2023-02-13 03:40:39,732 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-13 03:40:39,732 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-13 03:40:39,732 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-13 03:40:39,732 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-13 03:40:39,732 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:39,733 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-13 03:40:39,733 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-13 03:40:39,733 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration14_Loop [2023-02-13 03:40:39,733 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-13 03:40:39,733 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-13 03:40:39,734 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:39,741 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:39,743 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:39,745 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-13 03:40:39,789 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-13 03:40:39,789 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-13 03:40:39,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:39,790 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:39,791 INFO L229 MonitoredProcess]: Starting monitored process 48 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:39,793 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-02-13 03:40:39,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-13 03:40:39,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-13 03:40:39,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-13 03:40:39,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-13 03:40:39,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-13 03:40:39,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-13 03:40:39,806 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-13 03:40:39,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-13 03:40:39,811 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-02-13 03:40:39,816 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-02-13 03:40:39,816 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-02-13 03:40:39,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-13 03:40:39,817 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:39,818 INFO L229 MonitoredProcess]: Starting monitored process 49 with /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-13 03:40:39,822 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-02-13 03:40:39,822 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-02-13 03:40:39,822 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-02-13 03:40:39,822 INFO L513 LassoAnalysis]: Proved termination. [2023-02-13 03:40:39,823 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2023-02-13 03:40:39,861 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-02-13 03:40:39,861 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-02-13 03:40:39,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:39,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-13 03:40:39,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:39,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:39,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:39,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-13 03:40:39,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:39,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:39,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:40,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:40,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:40,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:40,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-13 03:40:40,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:40,056 INFO L100 LoopCannibalizer]: 4 predicates before loop cannibalization 4 predicates after loop cannibalization [2023-02-13 03:40:40,056 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2023-02-13 03:40:40,057 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 498 states and 571 transitions. cyclomatic complexity: 97 Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:40,153 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 498 states and 571 transitions. cyclomatic complexity: 97. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 982 states and 1097 transitions. Complement of second has 14 states. [2023-02-13 03:40:40,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-02-13 03:40:40,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:40,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 32 transitions. [2023-02-13 03:40:40,156 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 25 letters. Loop has 6 letters. [2023-02-13 03:40:40,156 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:40,157 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 31 letters. Loop has 6 letters. [2023-02-13 03:40:40,157 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:40,157 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 25 letters. Loop has 12 letters. [2023-02-13 03:40:40,158 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-13 03:40:40,159 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 982 states and 1097 transitions. [2023-02-13 03:40:40,167 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 19 [2023-02-13 03:40:40,171 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 982 states to 648 states and 719 transitions. [2023-02-13 03:40:40,171 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2023-02-13 03:40:40,171 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47 [2023-02-13 03:40:40,171 INFO L73 IsDeterministic]: Start isDeterministic. Operand 648 states and 719 transitions. [2023-02-13 03:40:40,172 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:40,172 INFO L220 hiAutomatonCegarLoop]: Abstraction has 648 states and 719 transitions. [2023-02-13 03:40:40,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 648 states and 719 transitions. [2023-02-13 03:40:40,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 648 to 455. [2023-02-13 03:40:40,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 455 states, 455 states have (on average 1.1274725274725275) internal successors, (513), 454 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:40,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 513 transitions. [2023-02-13 03:40:40,180 INFO L242 hiAutomatonCegarLoop]: Abstraction has 455 states and 513 transitions. [2023-02-13 03:40:40,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-13 03:40:40,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-02-13 03:40:40,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2023-02-13 03:40:40,181 INFO L87 Difference]: Start difference. First operand 455 states and 513 transitions. Second operand has 13 states, 13 states have (on average 3.5384615384615383) internal successors, (46), 12 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:40,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-13 03:40:40,441 INFO L93 Difference]: Finished difference Result 661 states and 723 transitions. [2023-02-13 03:40:40,442 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 661 states and 723 transitions. [2023-02-13 03:40:40,448 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2023-02-13 03:40:40,452 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 661 states to 661 states and 723 transitions. [2023-02-13 03:40:40,452 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2023-02-13 03:40:40,452 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2023-02-13 03:40:40,453 INFO L73 IsDeterministic]: Start isDeterministic. Operand 661 states and 723 transitions. [2023-02-13 03:40:40,453 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:40,453 INFO L220 hiAutomatonCegarLoop]: Abstraction has 661 states and 723 transitions. [2023-02-13 03:40:40,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states and 723 transitions. [2023-02-13 03:40:40,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 527. [2023-02-13 03:40:40,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 527 states, 527 states have (on average 1.0986717267552182) internal successors, (579), 526 states have internal predecessors, (579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:40,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 579 transitions. [2023-02-13 03:40:40,463 INFO L242 hiAutomatonCegarLoop]: Abstraction has 527 states and 579 transitions. [2023-02-13 03:40:40,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-02-13 03:40:40,466 INFO L426 stractBuchiCegarLoop]: Abstraction has 527 states and 579 transitions. [2023-02-13 03:40:40,466 INFO L333 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2023-02-13 03:40:40,467 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 527 states and 579 transitions. [2023-02-13 03:40:40,471 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2023-02-13 03:40:40,471 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:40,472 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:40,474 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 7, 7, 7, 7, 1] [2023-02-13 03:40:40,474 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-13 03:40:40,476 INFO L733 eck$LassoCheckResult]: Stem: 9221#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 9222#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 9264#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 9499#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 9501#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 9493#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 9494#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 9387#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 9385#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 9383#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 9381#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 9379#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 9376#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 9372#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 9370#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 9368#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 9366#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 9364#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 9361#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 9356#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 9353#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 9349#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 9346#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 9343#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 9339#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 9336#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 9332#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 9329#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 9326#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 9323#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 9320#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 9317#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 9313#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 9311#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 9309#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 9307#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 9305#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 9268#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 9303#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 9302#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 9301#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 9276#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 9265#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 9248#L26-1 [2023-02-13 03:40:40,476 INFO L735 eck$LassoCheckResult]: Loop: 9248#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 9236#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 9237#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 9241#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 9242#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 9231#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 9232#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 9244#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 9243#L14-2 [64] L14-2-->L17-1: Formula: (and (= |v_ULTIMATE.start_main_~up~0#1_7| 0) (= |v_ULTIMATE.start_main_~i~0#1_12| |v_ULTIMATE.start_main_~range~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_7|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 9234#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 9227#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 9228#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 9248#L26-1 [2023-02-13 03:40:40,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:40,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1123164806, now seen corresponding path program 2 times [2023-02-13 03:40:40,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:40,477 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041044987] [2023-02-13 03:40:40,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:40,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:40,491 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:40,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:40,501 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:40,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:40,502 INFO L85 PathProgramCache]: Analyzing trace with hash -172156644, now seen corresponding path program 2 times [2023-02-13 03:40:40,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:40,502 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194763075] [2023-02-13 03:40:40,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:40,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:40,505 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:40,507 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:40,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:40,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1365337055, now seen corresponding path program 2 times [2023-02-13 03:40:40,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:40,508 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252981243] [2023-02-13 03:40:40,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:40,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:40,546 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 72 proven. 140 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-13 03:40:40,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:40,546 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252981243] [2023-02-13 03:40:40,546 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252981243] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-13 03:40:40,546 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1620871560] [2023-02-13 03:40:40,546 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-13 03:40:40,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-13 03:40:40,547 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:40,547 INFO L229 MonitoredProcess]: Starting monitored process 50 with /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-13 03:40:40,548 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2023-02-13 03:40:40,567 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-13 03:40:40,567 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-13 03:40:40,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 9 conjunts are in the unsatisfiable core [2023-02-13 03:40:40,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:40,608 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 72 proven. 140 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-13 03:40:40,608 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-13 03:40:40,770 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 72 proven. 140 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-13 03:40:40,771 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1620871560] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-13 03:40:40,771 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-13 03:40:40,772 ERROR L197 FreeRefinementEngine]: {9753#true} [9755#(<= 20 |ULTIMATE.start_main_~range~0#1|), 9755#(<= 20 |ULTIMATE.start_main_~range~0#1|), 9755#(<= 20 |ULTIMATE.start_main_~range~0#1|), 9755#(<= 20 |ULTIMATE.start_main_~range~0#1|), 9755#(<= 20 |ULTIMATE.start_main_~range~0#1|), 9755#(<= 20 |ULTIMATE.start_main_~range~0#1|), 9756#(<= 19 |ULTIMATE.start_main_~range~0#1|), 9756#(<= 19 |ULTIMATE.start_main_~range~0#1|), 9756#(<= 19 |ULTIMATE.start_main_~range~0#1|), 9756#(<= 19 |ULTIMATE.start_main_~range~0#1|), 9756#(<= 19 |ULTIMATE.start_main_~range~0#1|), 9756#(<= 19 |ULTIMATE.start_main_~range~0#1|), 9757#(<= 17 |ULTIMATE.start_main_~i~0#1|), 9757#(<= 17 |ULTIMATE.start_main_~i~0#1|), 9757#(<= 17 |ULTIMATE.start_main_~i~0#1|), 9757#(<= 17 |ULTIMATE.start_main_~i~0#1|), 9757#(<= 17 |ULTIMATE.start_main_~i~0#1|), 9758#(<= 16 |ULTIMATE.start_main_~i~0#1|), 9758#(<= 16 |ULTIMATE.start_main_~i~0#1|), 9758#(<= 16 |ULTIMATE.start_main_~i~0#1|), 9758#(<= 16 |ULTIMATE.start_main_~i~0#1|), 9758#(<= 16 |ULTIMATE.start_main_~i~0#1|), 9758#(<= 16 |ULTIMATE.start_main_~i~0#1|), 9759#(<= 15 |ULTIMATE.start_main_~i~0#1|), 9759#(<= 15 |ULTIMATE.start_main_~i~0#1|), 9759#(<= 15 |ULTIMATE.start_main_~i~0#1|), 9759#(<= 15 |ULTIMATE.start_main_~i~0#1|), 9759#(<= 15 |ULTIMATE.start_main_~i~0#1|), 9759#(<= 15 |ULTIMATE.start_main_~i~0#1|), 9760#(<= 14 |ULTIMATE.start_main_~i~0#1|), 9760#(<= 14 |ULTIMATE.start_main_~i~0#1|), 9760#(<= 14 |ULTIMATE.start_main_~i~0#1|), 9760#(<= 14 |ULTIMATE.start_main_~i~0#1|), 9760#(<= 14 |ULTIMATE.start_main_~i~0#1|), 9760#(<= 14 |ULTIMATE.start_main_~i~0#1|), 9761#(<= 13 |ULTIMATE.start_main_~i~0#1|), 9761#(<= 13 |ULTIMATE.start_main_~i~0#1|), 9761#(<= 13 |ULTIMATE.start_main_~i~0#1|), 9761#(<= 13 |ULTIMATE.start_main_~i~0#1|), 9761#(<= 13 |ULTIMATE.start_main_~i~0#1|), 9761#(<= 13 |ULTIMATE.start_main_~i~0#1|), 9762#(<= 12 |ULTIMATE.start_main_~i~0#1|), 9762#(<= 12 |ULTIMATE.start_main_~i~0#1|), 9762#(<= 12 |ULTIMATE.start_main_~i~0#1|), 9754#false, 9754#false, 9754#false, 9754#false, 9754#false, 9754#false, 9754#false, 9754#false, 9754#false, 9754#false] {9754#false} [2023-02-13 03:40:40,772 ERROR L197 FreeRefinementEngine]: {9753#true} [9755#(<= 20 |ULTIMATE.start_main_~range~0#1|), 9755#(<= 20 |ULTIMATE.start_main_~range~0#1|), 9755#(<= 20 |ULTIMATE.start_main_~range~0#1|), 9755#(<= 20 |ULTIMATE.start_main_~range~0#1|), 9755#(<= 20 |ULTIMATE.start_main_~range~0#1|), 9755#(<= 20 |ULTIMATE.start_main_~range~0#1|), 9784#(<= 18 |ULTIMATE.start_main_~i~0#1|), 9784#(<= 18 |ULTIMATE.start_main_~i~0#1|), 9784#(<= 18 |ULTIMATE.start_main_~i~0#1|), 9784#(<= 18 |ULTIMATE.start_main_~i~0#1|), 9784#(<= 18 |ULTIMATE.start_main_~i~0#1|), 9757#(<= 17 |ULTIMATE.start_main_~i~0#1|), 9757#(<= 17 |ULTIMATE.start_main_~i~0#1|), 9757#(<= 17 |ULTIMATE.start_main_~i~0#1|), 9757#(<= 17 |ULTIMATE.start_main_~i~0#1|), 9757#(<= 17 |ULTIMATE.start_main_~i~0#1|), 9757#(<= 17 |ULTIMATE.start_main_~i~0#1|), 9758#(<= 16 |ULTIMATE.start_main_~i~0#1|), 9758#(<= 16 |ULTIMATE.start_main_~i~0#1|), 9758#(<= 16 |ULTIMATE.start_main_~i~0#1|), 9758#(<= 16 |ULTIMATE.start_main_~i~0#1|), 9758#(<= 16 |ULTIMATE.start_main_~i~0#1|), 9758#(<= 16 |ULTIMATE.start_main_~i~0#1|), 9759#(<= 15 |ULTIMATE.start_main_~i~0#1|), 9759#(<= 15 |ULTIMATE.start_main_~i~0#1|), 9759#(<= 15 |ULTIMATE.start_main_~i~0#1|), 9759#(<= 15 |ULTIMATE.start_main_~i~0#1|), 9759#(<= 15 |ULTIMATE.start_main_~i~0#1|), 9759#(<= 15 |ULTIMATE.start_main_~i~0#1|), 9760#(<= 14 |ULTIMATE.start_main_~i~0#1|), 9760#(<= 14 |ULTIMATE.start_main_~i~0#1|), 9760#(<= 14 |ULTIMATE.start_main_~i~0#1|), 9760#(<= 14 |ULTIMATE.start_main_~i~0#1|), 9760#(<= 14 |ULTIMATE.start_main_~i~0#1|), 9760#(<= 14 |ULTIMATE.start_main_~i~0#1|), 9761#(<= 13 |ULTIMATE.start_main_~i~0#1|), 9761#(<= 13 |ULTIMATE.start_main_~i~0#1|), 9761#(<= 13 |ULTIMATE.start_main_~i~0#1|), 9761#(<= 13 |ULTIMATE.start_main_~i~0#1|), 9761#(<= 13 |ULTIMATE.start_main_~i~0#1|), 9761#(<= 13 |ULTIMATE.start_main_~i~0#1|), 9762#(<= 12 |ULTIMATE.start_main_~i~0#1|), 9762#(<= 12 |ULTIMATE.start_main_~i~0#1|), 9762#(<= 12 |ULTIMATE.start_main_~i~0#1|), 9754#false, 9754#false, 9754#false, 9754#false, 9754#false, 9754#false, 9754#false, 9754#false, 9754#false, 9754#false] {9754#false} [2023-02-13 03:40:40,773 ERROR L197 FreeRefinementEngine]: {9753#true} [10080#(< 8 |ULTIMATE.start_main_~range~0#1|), 10080#(< 8 |ULTIMATE.start_main_~range~0#1|), 10080#(< 8 |ULTIMATE.start_main_~range~0#1|), 10080#(< 8 |ULTIMATE.start_main_~range~0#1|), 10080#(< 8 |ULTIMATE.start_main_~range~0#1|), 10080#(< 8 |ULTIMATE.start_main_~range~0#1|), 10064#(< 6 |ULTIMATE.start_main_~i~0#1|), 10064#(< 6 |ULTIMATE.start_main_~i~0#1|), 10064#(< 6 |ULTIMATE.start_main_~i~0#1|), 10064#(< 6 |ULTIMATE.start_main_~i~0#1|), 10064#(< 6 |ULTIMATE.start_main_~i~0#1|), 10045#(< 5 |ULTIMATE.start_main_~i~0#1|), 10045#(< 5 |ULTIMATE.start_main_~i~0#1|), 10045#(< 5 |ULTIMATE.start_main_~i~0#1|), 10045#(< 5 |ULTIMATE.start_main_~i~0#1|), 10045#(< 5 |ULTIMATE.start_main_~i~0#1|), 10045#(< 5 |ULTIMATE.start_main_~i~0#1|), 10026#(< 4 |ULTIMATE.start_main_~i~0#1|), 10026#(< 4 |ULTIMATE.start_main_~i~0#1|), 10026#(< 4 |ULTIMATE.start_main_~i~0#1|), 10026#(< 4 |ULTIMATE.start_main_~i~0#1|), 10026#(< 4 |ULTIMATE.start_main_~i~0#1|), 10026#(< 4 |ULTIMATE.start_main_~i~0#1|), 10007#(< 3 |ULTIMATE.start_main_~i~0#1|), 10007#(< 3 |ULTIMATE.start_main_~i~0#1|), 10007#(< 3 |ULTIMATE.start_main_~i~0#1|), 10007#(< 3 |ULTIMATE.start_main_~i~0#1|), 10007#(< 3 |ULTIMATE.start_main_~i~0#1|), 10007#(< 3 |ULTIMATE.start_main_~i~0#1|), 9988#(< 2 |ULTIMATE.start_main_~i~0#1|), 9988#(< 2 |ULTIMATE.start_main_~i~0#1|), 9988#(< 2 |ULTIMATE.start_main_~i~0#1|), 9988#(< 2 |ULTIMATE.start_main_~i~0#1|), 9988#(< 2 |ULTIMATE.start_main_~i~0#1|), 9988#(< 2 |ULTIMATE.start_main_~i~0#1|), 9969#(< 1 |ULTIMATE.start_main_~i~0#1|), 9969#(< 1 |ULTIMATE.start_main_~i~0#1|), 9969#(< 1 |ULTIMATE.start_main_~i~0#1|), 9969#(< 1 |ULTIMATE.start_main_~i~0#1|), 9969#(< 1 |ULTIMATE.start_main_~i~0#1|), 9969#(< 1 |ULTIMATE.start_main_~i~0#1|), 9959#(not (<= |ULTIMATE.start_main_~i~0#1| 0)), 9959#(not (<= |ULTIMATE.start_main_~i~0#1| 0)), 9959#(not (<= |ULTIMATE.start_main_~i~0#1| 0)), 9754#false, 9754#false, 9754#false, 9754#false, 9754#false, 9754#false, 9754#false, 9754#false, 9754#false, 9754#false] {9754#false} [2023-02-13 03:40:40,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2023-02-13 03:40:40,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706625919] [2023-02-13 03:40:40,774 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-13 03:40:40,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-13 03:40:40,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-02-13 03:40:40,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=213, Unknown=0, NotChecked=0, Total=342 [2023-02-13 03:40:40,823 INFO L87 Difference]: Start difference. First operand 527 states and 579 transitions. cyclomatic complexity: 71 Second operand has 19 states, 19 states have (on average 5.578947368421052) internal successors, (106), 18 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:41,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-13 03:40:41,788 INFO L93 Difference]: Finished difference Result 1679 states and 1798 transitions. [2023-02-13 03:40:41,788 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1679 states and 1798 transitions. [2023-02-13 03:40:41,793 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15 [2023-02-13 03:40:41,797 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1679 states to 1475 states and 1586 transitions. [2023-02-13 03:40:41,797 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2023-02-13 03:40:41,797 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35 [2023-02-13 03:40:41,797 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1475 states and 1586 transitions. [2023-02-13 03:40:41,798 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:41,798 INFO L220 hiAutomatonCegarLoop]: Abstraction has 1475 states and 1586 transitions. [2023-02-13 03:40:41,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1475 states and 1586 transitions. [2023-02-13 03:40:41,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1475 to 1139. [2023-02-13 03:40:41,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1139 states, 1139 states have (on average 1.0702370500438982) internal successors, (1219), 1138 states have internal predecessors, (1219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:41,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 1139 states and 1219 transitions. [2023-02-13 03:40:41,808 INFO L242 hiAutomatonCegarLoop]: Abstraction has 1139 states and 1219 transitions. [2023-02-13 03:40:41,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-02-13 03:40:41,811 INFO L426 stractBuchiCegarLoop]: Abstraction has 1139 states and 1219 transitions. [2023-02-13 03:40:41,811 INFO L333 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2023-02-13 03:40:41,812 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1139 states and 1219 transitions. [2023-02-13 03:40:41,819 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2023-02-13 03:40:41,819 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:41,819 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:41,821 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [15, 15, 15, 15, 15, 15, 1] [2023-02-13 03:40:41,821 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-13 03:40:41,823 INFO L733 eck$LassoCheckResult]: Stem: 11859#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 11860#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 12032#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 12029#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 12027#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 12024#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 12025#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 12020#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 12019#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 12018#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 12017#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 12016#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 12014#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 12013#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 12012#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 12011#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 12010#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 12009#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 12007#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 12006#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 12005#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 12004#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 12003#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 12002#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 12000#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 11999#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 11998#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 11997#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 11996#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 11995#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 11993#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 11992#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 11991#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 11990#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 11989#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 11988#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 11986#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 11985#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 11984#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 11983#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 11982#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 11981#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 11979#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 11978#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 11977#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 11976#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 11975#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 11974#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 11972#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 11971#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 11970#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 11969#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 11968#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 11967#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 11965#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 11964#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 11963#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 11962#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 11961#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 11960#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 11958#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 11957#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 11956#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 11955#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 11954#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 11953#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 11951#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 11950#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 11949#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 11948#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 11947#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 11946#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 11944#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 11943#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 11942#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 11941#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 11940#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 11939#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 11937#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 11936#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 11935#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 11934#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 11933#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 11932#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 11931#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 11892#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 11926#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 11923#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 11909#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 11910#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 11889#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 11885#L26-1 [2023-02-13 03:40:41,824 INFO L735 eck$LassoCheckResult]: Loop: 11885#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 11882#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 11881#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 11880#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 11879#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 11871#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 11872#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 11905#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 12038#L14-2 [64] L14-2-->L17-1: Formula: (and (= |v_ULTIMATE.start_main_~up~0#1_7| 0) (= |v_ULTIMATE.start_main_~i~0#1_12| |v_ULTIMATE.start_main_~range~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_7|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 11869#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 11865#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 11866#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 11885#L26-1 [2023-02-13 03:40:41,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:41,824 INFO L85 PathProgramCache]: Analyzing trace with hash 2078810998, now seen corresponding path program 3 times [2023-02-13 03:40:41,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:41,825 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883870248] [2023-02-13 03:40:41,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:41,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:41,844 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:41,854 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:41,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:41,855 INFO L85 PathProgramCache]: Analyzing trace with hash -172156644, now seen corresponding path program 3 times [2023-02-13 03:40:41,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:41,855 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353396051] [2023-02-13 03:40:41,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:41,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:41,857 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:41,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:41,858 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:41,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:41,859 INFO L85 PathProgramCache]: Analyzing trace with hash -1049971439, now seen corresponding path program 3 times [2023-02-13 03:40:41,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:41,859 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611383047] [2023-02-13 03:40:41,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:41,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:41,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-13 03:40:41,959 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 152 proven. 660 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-13 03:40:41,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-13 03:40:41,960 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611383047] [2023-02-13 03:40:41,960 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611383047] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-13 03:40:41,960 INFO L335 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361878552] [2023-02-13 03:40:41,960 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-13 03:40:41,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-13 03:40:41,960 INFO L189 MonitoredProcess]: No working directory specified, using /export/starexec/sandbox/solver/Ultimate/z3 [2023-02-13 03:40:41,961 INFO L229 MonitoredProcess]: Starting monitored process 51 with /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-13 03:40:41,962 INFO L327 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2023-02-13 03:40:42,008 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 17 check-sat command(s) [2023-02-13 03:40:42,009 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-13 03:40:42,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 17 conjunts are in the unsatisfiable core [2023-02-13 03:40:42,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-13 03:40:42,180 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 152 proven. 660 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-13 03:40:42,180 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-13 03:40:42,530 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 152 proven. 660 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-13 03:40:42,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1361878552] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-13 03:40:42,531 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-13 03:40:42,531 ERROR L197 FreeRefinementEngine]: {13003#true} [13005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 13005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 13005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 13005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 13005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 13005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 13006#(<= 19 |ULTIMATE.start_main_~range~0#1|), 13006#(<= 19 |ULTIMATE.start_main_~range~0#1|), 13006#(<= 19 |ULTIMATE.start_main_~range~0#1|), 13006#(<= 19 |ULTIMATE.start_main_~range~0#1|), 13006#(<= 19 |ULTIMATE.start_main_~range~0#1|), 13006#(<= 19 |ULTIMATE.start_main_~range~0#1|), 13007#(<= 17 |ULTIMATE.start_main_~i~0#1|), 13007#(<= 17 |ULTIMATE.start_main_~i~0#1|), 13007#(<= 17 |ULTIMATE.start_main_~i~0#1|), 13007#(<= 17 |ULTIMATE.start_main_~i~0#1|), 13007#(<= 17 |ULTIMATE.start_main_~i~0#1|), 13008#(<= 16 |ULTIMATE.start_main_~i~0#1|), 13008#(<= 16 |ULTIMATE.start_main_~i~0#1|), 13008#(<= 16 |ULTIMATE.start_main_~i~0#1|), 13008#(<= 16 |ULTIMATE.start_main_~i~0#1|), 13008#(<= 16 |ULTIMATE.start_main_~i~0#1|), 13008#(<= 16 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13020#(<= 4 |ULTIMATE.start_main_~i~0#1|), 13020#(<= 4 |ULTIMATE.start_main_~i~0#1|), 13020#(<= 4 |ULTIMATE.start_main_~i~0#1|), 13004#false, 13004#false, 13004#false, 13004#false, 13004#false, 13004#false, 13004#false, 13004#false, 13004#false, 13004#false] {13004#false} [2023-02-13 03:40:42,532 ERROR L197 FreeRefinementEngine]: {13003#true} [13005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 13005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 13005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 13005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 13005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 13005#(<= 20 |ULTIMATE.start_main_~range~0#1|), 13042#(<= 18 |ULTIMATE.start_main_~i~0#1|), 13042#(<= 18 |ULTIMATE.start_main_~i~0#1|), 13042#(<= 18 |ULTIMATE.start_main_~i~0#1|), 13042#(<= 18 |ULTIMATE.start_main_~i~0#1|), 13042#(<= 18 |ULTIMATE.start_main_~i~0#1|), 13007#(<= 17 |ULTIMATE.start_main_~i~0#1|), 13007#(<= 17 |ULTIMATE.start_main_~i~0#1|), 13007#(<= 17 |ULTIMATE.start_main_~i~0#1|), 13007#(<= 17 |ULTIMATE.start_main_~i~0#1|), 13007#(<= 17 |ULTIMATE.start_main_~i~0#1|), 13007#(<= 17 |ULTIMATE.start_main_~i~0#1|), 13008#(<= 16 |ULTIMATE.start_main_~i~0#1|), 13008#(<= 16 |ULTIMATE.start_main_~i~0#1|), 13008#(<= 16 |ULTIMATE.start_main_~i~0#1|), 13008#(<= 16 |ULTIMATE.start_main_~i~0#1|), 13008#(<= 16 |ULTIMATE.start_main_~i~0#1|), 13008#(<= 16 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13020#(<= 4 |ULTIMATE.start_main_~i~0#1|), 13020#(<= 4 |ULTIMATE.start_main_~i~0#1|), 13020#(<= 4 |ULTIMATE.start_main_~i~0#1|), 13004#false, 13004#false, 13004#false, 13004#false, 13004#false, 13004#false, 13004#false, 13004#false, 13004#false, 13004#false] {13004#false} [2023-02-13 03:40:42,532 ERROR L197 FreeRefinementEngine]: {13003#true} [13622#(< 16 |ULTIMATE.start_main_~range~0#1|), 13622#(< 16 |ULTIMATE.start_main_~range~0#1|), 13622#(< 16 |ULTIMATE.start_main_~range~0#1|), 13622#(< 16 |ULTIMATE.start_main_~range~0#1|), 13622#(< 16 |ULTIMATE.start_main_~range~0#1|), 13622#(< 16 |ULTIMATE.start_main_~range~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13009#(<= 15 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13010#(<= 14 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13011#(<= 13 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13012#(<= 12 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13013#(<= 11 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13014#(<= 10 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13015#(<= 9 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13016#(<= 8 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13017#(<= 7 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13018#(<= 6 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13019#(<= 5 |ULTIMATE.start_main_~i~0#1|), 13020#(<= 4 |ULTIMATE.start_main_~i~0#1|), 13020#(<= 4 |ULTIMATE.start_main_~i~0#1|), 13020#(<= 4 |ULTIMATE.start_main_~i~0#1|), 13020#(<= 4 |ULTIMATE.start_main_~i~0#1|), 13020#(<= 4 |ULTIMATE.start_main_~i~0#1|), 13020#(<= 4 |ULTIMATE.start_main_~i~0#1|), 13390#(< 2 |ULTIMATE.start_main_~i~0#1|), 13390#(< 2 |ULTIMATE.start_main_~i~0#1|), 13390#(< 2 |ULTIMATE.start_main_~i~0#1|), 13390#(< 2 |ULTIMATE.start_main_~i~0#1|), 13390#(< 2 |ULTIMATE.start_main_~i~0#1|), 13390#(< 2 |ULTIMATE.start_main_~i~0#1|), 13371#(< 1 |ULTIMATE.start_main_~i~0#1|), 13371#(< 1 |ULTIMATE.start_main_~i~0#1|), 13371#(< 1 |ULTIMATE.start_main_~i~0#1|), 13371#(< 1 |ULTIMATE.start_main_~i~0#1|), 13371#(< 1 |ULTIMATE.start_main_~i~0#1|), 13371#(< 1 |ULTIMATE.start_main_~i~0#1|), 13361#(not (<= |ULTIMATE.start_main_~i~0#1| 0)), 13361#(not (<= |ULTIMATE.start_main_~i~0#1| 0)), 13361#(not (<= |ULTIMATE.start_main_~i~0#1| 0)), 13004#false, 13004#false, 13004#false, 13004#false, 13004#false, 13004#false, 13004#false, 13004#false, 13004#false, 13004#false] {13004#false} [2023-02-13 03:40:42,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 22 [2023-02-13 03:40:42,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262742685] [2023-02-13 03:40:42,533 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-13 03:40:42,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-13 03:40:42,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-02-13 03:40:42,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=307, Unknown=0, NotChecked=0, Total=506 [2023-02-13 03:40:42,594 INFO L87 Difference]: Start difference. First operand 1139 states and 1219 transitions. cyclomatic complexity: 103 Second operand has 23 states, 23 states have (on average 5.869565217391305) internal successors, (135), 22 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:44,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-13 03:40:44,159 INFO L93 Difference]: Finished difference Result 5154 states and 5523 transitions. [2023-02-13 03:40:44,159 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5154 states and 5523 transitions. [2023-02-13 03:40:44,181 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15 [2023-02-13 03:40:44,193 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5154 states to 4838 states and 5203 transitions. [2023-02-13 03:40:44,193 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2023-02-13 03:40:44,193 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 51 [2023-02-13 03:40:44,193 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4838 states and 5203 transitions. [2023-02-13 03:40:44,194 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-02-13 03:40:44,194 INFO L220 hiAutomatonCegarLoop]: Abstraction has 4838 states and 5203 transitions. [2023-02-13 03:40:44,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4838 states and 5203 transitions. [2023-02-13 03:40:44,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4838 to 2790. [2023-02-13 03:40:44,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2790 states, 2790 states have (on average 1.075627240143369) internal successors, (3001), 2789 states have internal predecessors, (3001), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-13 03:40:44,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2790 states and 3001 transitions. [2023-02-13 03:40:44,223 INFO L242 hiAutomatonCegarLoop]: Abstraction has 2790 states and 3001 transitions. [2023-02-13 03:40:44,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2023-02-13 03:40:44,226 INFO L426 stractBuchiCegarLoop]: Abstraction has 2790 states and 3001 transitions. [2023-02-13 03:40:44,226 INFO L333 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2023-02-13 03:40:44,226 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2790 states and 3001 transitions. [2023-02-13 03:40:44,241 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2023-02-13 03:40:44,241 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-13 03:40:44,241 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-13 03:40:44,243 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [19, 19, 19, 19, 19, 19, 1] [2023-02-13 03:40:44,243 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-13 03:40:44,245 INFO L733 eck$LassoCheckResult]: Stem: 18900#ULTIMATE.startENTRY [85] ULTIMATE.startENTRY-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~range~0#1_11| 20) (= |v_ULTIMATE.start_main_~up~0#1_10| 0)) InVars {} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_16|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_4|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_10|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_11|, ULTIMATE.start_main_#t~nondet0#1=|v_ULTIMATE.start_main_#t~nondet0#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_~up~0#1, ULTIMATE.start_main_~range~0#1, ULTIMATE.start_main_#t~nondet0#1] 18901#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 18946#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 19121#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 19123#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 19093#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 19094#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 19089#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 19088#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 19087#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 19086#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 19085#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 19083#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 19082#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 19081#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 19080#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 19079#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 19078#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 19076#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 19075#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 19074#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 19073#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 19072#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 19071#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 19069#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 19068#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 19067#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 19066#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 19065#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 19064#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 19062#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 19061#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 19060#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 19059#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 19058#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 19057#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 19055#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 19054#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 19053#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 19052#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 19051#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 19050#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 19048#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 19047#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 19046#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 19045#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 19044#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 19043#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 19041#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 19040#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 19039#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 19038#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 19037#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 19036#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 19034#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 19033#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 19032#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 19031#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 19030#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 19029#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 19027#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 19026#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 19025#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 19024#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 19023#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 19022#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 19020#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 19019#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 19018#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 19017#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 19016#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 19015#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 19013#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 19012#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 19011#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 19010#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 19009#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 19008#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 19006#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 19005#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 19004#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 19003#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 19002#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 19001#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 18999#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 18998#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 18997#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 18996#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 18995#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 18994#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 18992#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 18991#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 18990#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 18989#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 18988#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 18987#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 18985#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 18984#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 18983#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 18982#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 18981#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 18980#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 18978#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 18977#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 18976#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 18975#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 18974#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 18973#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 18972#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 18935#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 18967#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 18964#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 18950#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 18951#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 18932#L23-1 [60] L23-1-->L26-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_6| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_5|)) (= (+ (- 1) |v_ULTIMATE.start_main_~range~0#1_5|) |v_ULTIMATE.start_main_~range~0#1_4|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_4|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~range~0#1] 18928#L26-1 [2023-02-13 03:40:44,246 INFO L735 eck$LassoCheckResult]: Loop: 18928#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 18923#L14 [62] L14-->L14-2: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_10| 0) (= |v_ULTIMATE.start_main_~up~0#1_6| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 18922#L14-2 [78] L14-2-->L17-1: Formula: (< |v_ULTIMATE.start_main_~i~0#1_13| |v_ULTIMATE.start_main_~range~0#1_10|) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_10|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_13|} AuxVars[] AssignedVars[] 18921#L17-1 [58] L17-1-->L20-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_14| (+ |v_ULTIMATE.start_main_~i~0#1_15| 1)) (= |v_ULTIMATE.start_main_~up~0#1_8| 1)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_15|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_14|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 18920#L20-1 [81] L20-1-->L23-1: Formula: (> |v_ULTIMATE.start_main_~up~0#1_5| 0) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_5|} AuxVars[] AssignedVars[] 18913#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 18914#L26-1 [52] L26-1-->L14: Formula: (and (<= |v_ULTIMATE.start_main_~i~0#1_9| |v_ULTIMATE.start_main_~range~0#1_8|) (<= 0 |v_ULTIMATE.start_main_~i~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_8|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_9|} AuxVars[] AssignedVars[] 19120#L14 [75] L14-->L14-2: Formula: (> |v_ULTIMATE.start_main_~i~0#1_11| 0) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_11|} AuxVars[] AssignedVars[] 19119#L14-2 [64] L14-2-->L17-1: Formula: (and (= |v_ULTIMATE.start_main_~up~0#1_7| 0) (= |v_ULTIMATE.start_main_~i~0#1_12| |v_ULTIMATE.start_main_~range~0#1_9|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_12|, ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_7|, ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_9|} AuxVars[] AssignedVars[ULTIMATE.start_main_~up~0#1] 18910#L17-1 [79] L17-1-->L20-1: Formula: (< |v_ULTIMATE.start_main_~up~0#1_9| 1) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_9|} AuxVars[] AssignedVars[] 18906#L20-1 [54] L20-1-->L23-1: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_1| (+ (- 1) |v_ULTIMATE.start_main_~i~0#1_2|)) (= |v_ULTIMATE.start_main_~up~0#1_1| 0)) InVars {ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_2|} OutVars{ULTIMATE.start_main_~up~0#1=|v_ULTIMATE.start_main_~up~0#1_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 18907#L23-1 [83] L23-1-->L26-1: Formula: (> |v_ULTIMATE.start_main_~i~0#1_7| (+ (- 2) |v_ULTIMATE.start_main_~range~0#1_6|)) InVars {ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} OutVars{ULTIMATE.start_main_~range~0#1=|v_ULTIMATE.start_main_~range~0#1_6|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_7|} AuxVars[] AssignedVars[] 18928#L26-1 [2023-02-13 03:40:44,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:44,246 INFO L85 PathProgramCache]: Analyzing trace with hash 1151813614, now seen corresponding path program 4 times [2023-02-13 03:40:44,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:44,247 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929171215] [2023-02-13 03:40:44,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:44,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:44,262 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:44,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:44,272 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:44,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:44,273 INFO L85 PathProgramCache]: Analyzing trace with hash -172156644, now seen corresponding path program 4 times [2023-02-13 03:40:44,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:44,273 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759886290] [2023-02-13 03:40:44,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:44,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:44,275 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:44,276 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:44,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-13 03:40:44,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1644239479, now seen corresponding path program 4 times [2023-02-13 03:40:44,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-13 03:40:44,277 INFO L335 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876861401] [2023-02-13 03:40:44,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-13 03:40:44,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-13 03:40:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:44,286 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-13 03:40:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-13 03:40:44,297 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-13 03:40:45,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.02 03:40:45 BasicIcfg [2023-02-13 03:40:45,449 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-02-13 03:40:45,449 INFO L158 Benchmark]: Toolchain (without parser) took 13627.62ms. Allocated memory was 2.1GB in the beginning and 2.6GB in the end (delta: 444.6MB). Free memory was 2.1GB in the beginning and 1.2GB in the end (delta: 879.9MB). Peak memory consumption was 1.3GB. Max. memory is 42.9GB. [2023-02-13 03:40:45,449 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 2.1GB. Free memory is still 2.1GB. There was no memory consumed. Max. memory is 42.9GB. [2023-02-13 03:40:45,449 INFO L158 Benchmark]: CACSL2BoogieTranslator took 140.49ms. Allocated memory is still 2.1GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 42.9GB. [2023-02-13 03:40:45,449 INFO L158 Benchmark]: Boogie Procedure Inliner took 14.80ms. Allocated memory is still 2.1GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 42.9GB. [2023-02-13 03:40:45,450 INFO L158 Benchmark]: Boogie Preprocessor took 8.96ms. Allocated memory is still 2.1GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 42.9GB. [2023-02-13 03:40:45,450 INFO L158 Benchmark]: RCFGBuilder took 197.11ms. Allocated memory is still 2.1GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 42.9GB. [2023-02-13 03:40:45,450 INFO L158 Benchmark]: BlockEncodingV2 took 45.39ms. Allocated memory is still 2.1GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 42.9GB. [2023-02-13 03:40:45,450 INFO L158 Benchmark]: TraceAbstraction took 13.18ms. Allocated memory is still 2.1GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 42.9GB. [2023-02-13 03:40:45,450 INFO L158 Benchmark]: BuchiAutomizer took 13202.82ms. Allocated memory was 2.1GB in the beginning and 2.6GB in the end (delta: 444.6MB). Free memory was 2.1GB in the beginning and 1.2GB in the end (delta: 848.3MB). Peak memory consumption was 1.3GB. Max. memory is 42.9GB. [2023-02-13 03:40:45,451 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 12 locations, 18 edges - StatisticsResult: Encoded RCFG 7 locations, 17 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 2.1GB. Free memory is still 2.1GB. There was no memory consumed. Max. memory is 42.9GB. * CACSL2BoogieTranslator took 140.49ms. Allocated memory is still 2.1GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 42.9GB. * Boogie Procedure Inliner took 14.80ms. Allocated memory is still 2.1GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 42.9GB. * Boogie Preprocessor took 8.96ms. Allocated memory is still 2.1GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 42.9GB. * RCFGBuilder took 197.11ms. Allocated memory is still 2.1GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 42.9GB. * BlockEncodingV2 took 45.39ms. Allocated memory is still 2.1GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 42.9GB. * TraceAbstraction took 13.18ms. Allocated memory is still 2.1GB. Free memory was 2.1GB in the beginning and 2.1GB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 42.9GB. * BuchiAutomizer took 13202.82ms. Allocated memory was 2.1GB in the beginning and 2.6GB in the end (delta: 444.6MB). Free memory was 2.1GB in the beginning and 1.2GB in the end (delta: 848.3MB). Peak memory consumption was 1.3GB. Max. memory is 42.9GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - StatisticsResult: Constructed decomposition of program Your program was decomposed into 21 terminating modules (15 trivial, 0 deterministic, 6 nondeterministic) and one nonterminating remainder module.One nondeterministic module has affine ranking function i and consists of 8 locations. One nondeterministic module has affine ranking function up and consists of 5 locations. One nondeterministic module has affine ranking function -2 * up + 1 and consists of 5 locations. One nondeterministic module has affine ranking function -1 * i + range and consists of 9 locations. One nondeterministic module has affine ranking function range and consists of 19 locations. One nondeterministic module has affine ranking function i and consists of 5 locations. 15 modules have a trivial ranking function, the largest among these consists of 23 locations. The remainder module has 2790 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 13.1s and 17 iterations. TraceHistogramMax:19. Analysis of lassos took 6.1s. Construction of modules took 1.6s. Büchi inclusion checks took 5.1s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 19. Automata minimization 0.1s AutomataMinimizationTime, 21 MinimizatonAttempts, 3335 StatesRemovedByMinimization, 17 NontrivialMinimizations. Non-live state removal took 0.1s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 6/18 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1691 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1687 mSDsluCounter, 147 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 384 mSDsCounter, 442 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2215 IncrementalHoareTripleChecker+Invalid, 2657 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 442 mSolverCounterUnsat, 97 mSDtfsCounter, 2215 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI5 SFLT1 conc3 concLT3 SILN0 SILU0 SILI2 SILT2 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax161 hnf100 lsp45 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq165 hnf92 smp100 dnf100 smp100 tf110 neg100 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 23ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 11 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 6 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 13]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {\result=0, i=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5f16dc37=0, range=1, up=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 13]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L6] int i; [L7] int range; [L8] int up; [L9] i = __VERIFIER_nondet_int() [L10] range = 20 [L11] up = 0 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND FALSE !(i == range) [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND TRUE i == range-2 [L27] range = range-1 Loop: [L13] COND TRUE 0 <= i && i <= range [L14] COND TRUE i == 0 [L15] up = 1 [L17] COND FALSE !(i == range) [L20] COND TRUE up == 1 [L21] i = i+1 [L23] COND FALSE !(up == 0) [L26] COND FALSE !(i == range-2) [L13] COND TRUE 0 <= i && i <= range [L14] COND FALSE !(i == 0) [L17] COND TRUE i == range [L18] up = 0 [L20] COND FALSE !(up == 1) [L23] COND TRUE up == 0 [L24] i = i-1 [L26] COND FALSE !(i == range-2) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2023-02-13 03:40:45,500 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Ended with exit code 0 [2023-02-13 03:40:45,701 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Ended with exit code 0 [2023-02-13 03:40:45,899 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-02-13 03:40:46,103 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Ended with exit code 0 [2023-02-13 03:40:46,300 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Ended with exit code 0 [2023-02-13 03:40:46,502 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-02-13 03:40:46,699 INFO L540 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2023-02-13 03:40:46,902 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Ended with exit code 0 [2023-02-13 03:40:47,099 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2023-02-13 03:40:47,311 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-02-13 03:40:47,503 INFO L552 MonitoredProcess]: [MP /export/starexec/sandbox/solver/Ultimate/z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (1)] Ended with exit code 0 Received shutdown request...