YES Solver Timeout: 4 Global Timeout: 300 Maximum number of concurrent processes: 900 ******************************************************************************************* *********************** UNPROCESSED TRANSITION SYSTEMS PER FUNCTION *********************** ******************************************************************************************* List of LLVMGraphs + assumeNodes + staticAssertNodes [1] : +++++++++++++++++++++++++++++++ main +++++++++++++++++++++++++++++++ + + Init Location: 0 Transitions: 0, main_i -> ¿functionCall(__VERIFIER_nondet_int), main_x -> 0, main_y -> 0}> 10)> 10))> 1}> 1}> 0}> Fresh variables: Undef variables: Abstraction variables: Exit nodes: Accepting locations: Asserts: + Assume Nodes [0]: ++++++++++++++++++++++++++++++++++++++++++++++++ + Static Assert Nodes [0]: +++++++++++++++++++++++++++++++++++++++++ + After preprocess (paralelization): ++++++++++++++++++++++++++++++ Init Location: 0 Transitions: 0}> ¿functionCall(__VERIFIER_nondet_int)}> varCall_1, main_x -> 0, main_y -> 0}> 10)> 10))> 1}> 1}> 0}> Fresh variables: Undef variables: Abstraction variables: Exit nodes: 10, Accepting locations: Asserts: + + +++++++++++++++++++++++++++++++ main +++++++++++++++++++++++++++++++ Function Return and Parameters Information [2 functions]: function name: __VERIFIER_nondet_int [1 return + 0 parameters] demangled: __VERIFIER_nondet_int __VERIFIER_nondet_int__func_return_ [function result] : int function name: main [1 return + 0 parameters] demangled: main main__func_return_ [function result] : int AST Ident Scanner Information [5 idents]: __VERIFIER_nondet_int | function | [integer, ()] | | main | function | [integer, ()] | i | local variable | integer | | x | local variable | integer | | y | local variable | integer | | Main function: main Preprocessed LLVMGraph Init Location: 0 Transitions: 10), par{main_x -> 1, main_y -> 0}> 10)), par{main_x -> 0, main_y -> 1}> main_y)> Fresh variables: undef2, Undef variables: undef2, Abstraction variables: Exit nodes: 10, Accepting locations: Asserts: ************************************************************* ******************************************************************************************* *********************** WORKING TRANSITION SYSTEM (DAG) *********************** ******************************************************************************************* Init Location: 0 Graph 0: Transitions: Variables: Graph 1: Transitions: Variables: main_x, main_y Graph 2: Transitions: Variables: Precedence: Graph 0 Graph 1 1, main_y -> 0, rest remain the same}> 0, main_y -> 1, rest remain the same}> Graph 2 Map Locations to Subgraph: ( 0 , 0 ) ( 7 , 1 ) ( 10 , 2 ) ******************************************************************************************* ******************************** CHECKING ASSERTIONS ******************************** ******************************************************************************************* Proving termination of subgraph 0 Proving termination of subgraph 1 Checking unfeasibility... Time used: 0.001702 > No variable changes in termination graph. Checking conditional unfeasibility... Calling Safety with literal 1 + main_x <= main_y and entry LOG: CALL check - Post:1 + main_x <= main_y - Process 1 * Exit transition: * Postcondition : 1 + main_x <= main_y Postcodition moved up: 1 + main_x <= main_y LOG: Try proving POST LOG: Postcondition implied > Postcondition implied! LOG: RETURN check - Elapsed time: 0.000543s Proving termination of subgraph 2 Analyzing SCC {l10}... No cycles found. Program Terminates