/export/starexec/sandbox/solver/bin/starexec_run_termcomp17 /export/starexec/sandbox/benchmark/theBenchmark.smt2 /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- NO Solver Timeout: 4 Global Timeout: 300 Maximum number of concurrent processes: 900 No parsing errors! Init Location: 0 Transitions: (~(1) * arg2)) /\ (arg2 > ~(1)) /\ (arg1 > 0), par{arg1 -> (~(1) * arg2), arg2 -> undef2}> ~(5), arg2 -> undef4}> (arg1 + 1), arg2 -> undef6}> ~(5)), par{arg1 -> (arg1 + 1), arg2 -> undef8}> undef9, arg2 -> undef10}> Fresh variables: undef2, undef4, undef6, undef8, undef9, undef10, Undef variables: undef2, undef4, undef6, undef8, undef9, undef10, Abstraction variables: Exit nodes: Accepting locations: Asserts: Preprocessed LLVMGraph Init Location: 0 Transitions: (~(1) * undef10)) /\ (undef10 > ~(1)) /\ (undef9 > 0)> ~(5)}> (arg1 + 1)}> ~(5)), par{arg1 -> (arg1 + 1)}> Fresh variables: undef2, undef4, undef6, undef8, undef9, undef10, Undef variables: undef2, undef4, undef6, undef8, undef9, undef10, Abstraction variables: Exit nodes: Accepting locations: Asserts: ************************************************************* ******************************************************************************************* *********************** WORKING TRANSITION SYSTEM (DAG) *********************** ******************************************************************************************* Init Location: 0 Graph 0: Transitions: Variables: Graph 1: Transitions: -5, rest remain the same}> 1 + arg1, rest remain the same}> 1 + arg1, rest remain the same}> Variables: arg1 Precedence: Graph 0 Graph 1 Map Locations to Subgraph: ( 0 , 0 ) ( 2 , 1 ) ******************************************************************************************* ******************************** CHECKING ASSERTIONS ******************************** ******************************************************************************************* Proving termination of subgraph 0 Proving termination of subgraph 1 Checking unfeasibility... Time used: 0.004515 Checking conditional termination of SCC {l2}... LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.001114s Ranking function: -6 - arg1 New Graphs: Transitions: -5, rest remain the same}> 1 + arg1, rest remain the same}> Variables: arg1 Checking conditional termination of SCC {l2}... LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.000761s Ranking function: -1 - arg1 New Graphs: Transitions: -5, rest remain the same}> Variables: arg1 Checking conditional termination of SCC {l2}... LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.000376s LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.000992s [20107 : 20108] [20107 : 20109] Successful child: 20108 [ Invariant Graph ] Strengthening and disabling transitions... LOG: CALL solverLinear in Graph for feasibility LOG: RETURN solveLinear in Graph for feasibility It's unfeasible. Removing transition: -5, rest remain the same}> LOG: CALL solverLinear in Graph for feasibility LOG: RETURN solveLinear in Graph for feasibility It's unfeasible. Removing transition: 1 + arg1, rest remain the same}> LOG: CALL solverLinear in Graph for feasibility LOG: RETURN solveLinear in Graph for feasibility Strengthening transition (result): 1 + arg1, rest remain the same}> [ Termination Graph ] Strengthening and disabling transitions... LOG: CALL solverLinear in Graph for feasibility LOG: RETURN solveLinear in Graph for feasibility It's unfeasible. Removing transition: -5, rest remain the same}> New Graphs: LOG: CALL check - Post:0 <= 2 + arg1 - Process 1 * Exit transition: * Postcondition : 0 <= 2 + arg1 LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.000434s > Postcondition is not implied! LOG: RETURN check - Elapsed time: 0.000528s INVARIANTS: 2: Quasi-INVARIANTS to narrow Graph: 2: 0 <= 2 + arg1 , Narrowing transition: -5, rest remain the same}> LOG: Narrow transition size 1 Narrowing transition: 1 + arg1, rest remain the same}> LOG: Narrow transition size 1 Narrowing transition: 1 + arg1, rest remain the same}> LOG: Narrow transition size 1 invGraph after Narrowing: Transitions: -5, rest remain the same}> 1 + arg1, rest remain the same}> 1 + arg1, rest remain the same}> Variables: arg1 Checking conditional termination of SCC {l2}... LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.001096s Ranking function: -6 - arg1 New Graphs: Transitions: -5, rest remain the same}> 1 + arg1, rest remain the same}> Variables: arg1 Checking conditional termination of SCC {l2}... LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.000830s Ranking function: -1 - arg1 New Graphs: Transitions: -5, rest remain the same}> Variables: arg1 Checking conditional termination of SCC {l2}... LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.000363s LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.001030s [20107 : 20113] [20107 : 20114] Successful child: 20113 [ Invariant Graph ] Strengthening and disabling transitions... LOG: CALL solverLinear in Graph for feasibility LOG: RETURN solveLinear in Graph for feasibility It's unfeasible. Removing transition: -5, rest remain the same}> LOG: CALL solverLinear in Graph for feasibility LOG: RETURN solveLinear in Graph for feasibility It's unfeasible. Removing transition: 1 + arg1, rest remain the same}> LOG: CALL solverLinear in Graph for feasibility LOG: RETURN solveLinear in Graph for feasibility Strengthening transition (result): 1 + arg1, rest remain the same}> [ Termination Graph ] Strengthening and disabling transitions... LOG: CALL solverLinear in Graph for feasibility LOG: RETURN solveLinear in Graph for feasibility It's unfeasible. Removing transition: -5, rest remain the same}> New Graphs: LOG: CALL check - Post:0 <= 4 + arg1 - Process 2 * Exit transition: * Postcondition : 0 <= 4 + arg1 LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.000451s > Postcondition is not implied! LOG: RETURN check - Elapsed time: 0.000551s INVARIANTS: 2: Quasi-INVARIANTS to narrow Graph: 2: 0 <= 4 + arg1 , Narrowing transition: -5, rest remain the same}> LOG: Narrow transition size 1 Narrowing transition: 1 + arg1, rest remain the same}> LOG: Narrow transition size 1 It's unfeasible. Removing transition: 1 + arg1, rest remain the same}> invGraph after Narrowing: Transitions: -5, rest remain the same}> 1 + arg1, rest remain the same}> Variables: arg1 Checking conditional termination of SCC {l2}... LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.000776s Ranking function: -5 - arg1 New Graphs: Transitions: -5, rest remain the same}> Variables: arg1 Checking conditional termination of SCC {l2}... LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.000366s LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.001044s [20107 : 20118] [20107 : 20119] Solving with 1 template(s). LOG: CALL solveNonLinearGetFirstSolution LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.386812s Time used: 0.386553 [20107 : 20123] [20107 : 20127] Successful child: 20123 Program does NOT terminate