NO Solver Timeout: 4 Global Timeout: 300 No parsing errors! Init Location: 0 Transitions: 1}> undef11}> undef27}> 0}> 0}> Fresh variables: undef11, undef27, Undef variables: undef11, undef27, Abstraction variables: Exit nodes: Accepting locations: Asserts: Preprocessed LLVMGraph Init Location: 0 Transitions: 0}> 0}> 0}> Fresh variables: undef11, undef27, Undef variables: undef11, undef27, Abstraction variables: Exit nodes: Accepting locations: Asserts: ************************************************************* ******************************************************************************************* *********************** WORKING TRANSITION SYSTEM (DAG) *********************** ******************************************************************************************* Init Location: 0 Graph 0: Transitions: Variables: Graph 1: Transitions: Variables: Graph 2: Transitions: Variables: Precedence: Graph 0 Graph 1 Graph 2 0, rest remain the same}> 0, rest remain the same}> 0, rest remain the same}> Map Locations to Subgraph: ( 0 , 0 ) ( 7 , 2 ) ( 8 , 1 ) ******************************************************************************************* ******************************** CHECKING ASSERTIONS ******************************** ******************************************************************************************* Proving termination of subgraph 0 Proving termination of subgraph 1 Checking unfeasibility... Time used: 0.002265 > No variable changes in termination graph. Checking conditional unfeasibility... Termination failed. Trying to show unreachability... Proving unreachability of entry: LOG: CALL check - Post:1 <= 0 - Process 1 * Exit transition: * Postcondition : 1 <= 0 LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.000261s > Postcondition is not implied! LOG: RETURN check - Elapsed time: 0.000310s Cannot prove unreachability Proving non-termination of subgraph 1 Transitions: Variables: Checking conditional non-termination of SCC {l8}... > No exit transition to close. Calling reachability with... Transition: Conditions: OPEN EXITS: --- Reachability graph --- > Graph without transitions. Calling reachability with... Transition: Conditions: OPEN EXITS: > Conditions are reachable! Program does NOT terminate