5.36/5.39 NO 5.36/5.39 5.36/5.39 Solver Timeout: 4 5.36/5.39 Global Timeout: 300 5.36/5.39 No parsing errors! 5.36/5.39 Init Location: 0 5.36/5.39 Transitions: 5.36/5.39 5.36/5.39 5.36/5.39 (0 + temp0_14^0)}> 5.36/5.39 undef13, nondet_12^0 -> undef15, x_15^0 -> undef18}> 5.36/5.39 5.36/5.39 undef27, nondet_12^0 -> undef28, x_15^0 -> (0 + undef32)}> 5.36/5.39 5.36/5.39 5.36/5.39 undef45}> 5.36/5.39 5.36/5.39 5.36/5.39 5.36/5.39 5.36/5.39 5.36/5.39 5.36/5.39 Fresh variables: 5.36/5.39 undef13, undef15, undef18, undef19, undef27, undef28, undef32, undef45, 5.36/5.39 5.36/5.39 Undef variables: 5.36/5.39 undef13, undef15, undef18, undef19, undef27, undef28, undef32, undef45, 5.36/5.39 5.36/5.39 Abstraction variables: 5.36/5.39 5.36/5.39 Exit nodes: 5.36/5.39 5.36/5.39 Accepting locations: 5.36/5.39 5.36/5.39 Asserts: 5.36/5.39 5.36/5.39 Preprocessed LLVMGraph 5.36/5.39 Init Location: 0 5.36/5.39 Transitions: 5.36/5.39 5.36/5.39 5.36/5.39 undef13}> 5.36/5.39 undef45}> 5.36/5.39 undef45}> 5.36/5.39 5.36/5.39 Fresh variables: 5.36/5.39 undef13, undef15, undef18, undef19, undef27, undef28, undef32, undef45, 5.36/5.39 5.36/5.39 Undef variables: 5.36/5.39 undef13, undef15, undef18, undef19, undef27, undef28, undef32, undef45, 5.36/5.39 5.36/5.39 Abstraction variables: 5.36/5.39 5.36/5.39 Exit nodes: 5.36/5.39 5.36/5.39 Accepting locations: 5.36/5.39 5.36/5.39 Asserts: 5.36/5.39 5.36/5.39 ************************************************************* 5.36/5.39 ******************************************************************************************* 5.36/5.39 *********************** WORKING TRANSITION SYSTEM (DAG) *********************** 5.36/5.39 ******************************************************************************************* 5.36/5.39 5.36/5.39 Init Location: 0 5.36/5.39 Graph 0: 5.36/5.39 Transitions: 5.36/5.39 Variables: 5.36/5.39 5.36/5.39 Graph 1: 5.36/5.39 Transitions: 5.36/5.39 undef13, rest remain the same}> 5.36/5.39 undef45, rest remain the same}> 5.36/5.39 undef45, rest remain the same}> 5.36/5.39 Variables: 5.36/5.39 a_13^0 5.36/5.39 5.36/5.39 Graph 2: 5.36/5.39 Transitions: 5.36/5.39 Variables: 5.36/5.39 5.36/5.39 Precedence: 5.36/5.39 Graph 0 5.36/5.39 5.36/5.39 Graph 1 5.36/5.39 5.36/5.39 5.36/5.39 Graph 2 5.36/5.39 5.36/5.39 5.36/5.39 Map Locations to Subgraph: 5.36/5.39 ( 0 , 0 ) 5.36/5.39 ( 2 , 1 ) 5.36/5.39 ( 3 , 2 ) 5.36/5.39 5.36/5.39 ******************************************************************************************* 5.36/5.39 ******************************** CHECKING ASSERTIONS ******************************** 5.36/5.39 ******************************************************************************************* 5.36/5.39 5.36/5.39 Proving termination of subgraph 0 5.36/5.39 Proving termination of subgraph 1 5.36/5.39 Checking unfeasibility... 5.36/5.39 Time used: 0.004919 5.36/5.39 5.36/5.39 Checking conditional termination of SCC {l2}... 5.36/5.39 5.36/5.39 LOG: CALL solveLinear 5.36/5.39 5.36/5.39 LOG: RETURN solveLinear - Elapsed time: 0.002128s 5.36/5.39 5.36/5.39 LOG: CALL solveLinear 5.36/5.39 5.36/5.39 LOG: RETURN solveLinear - Elapsed time: 0.021740s 5.36/5.39 Trying to remove transition: undef45, rest remain the same}> 5.36/5.39 Solving with 1 template(s). 5.36/5.39 5.36/5.39 LOG: CALL solveNonLinearGetFirstSolution 5.36/5.39 5.36/5.39 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.009690s 5.36/5.39 Time used: 0.00892 5.36/5.39 Trying to remove transition: undef45, rest remain the same}> 5.36/5.39 Solving with 1 template(s). 5.36/5.39 5.36/5.39 LOG: CALL solveNonLinearGetFirstSolution 5.36/5.39 5.36/5.39 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.009400s 5.36/5.39 Time used: 0.008763 5.36/5.39 Trying to remove transition: undef13, rest remain the same}> 5.36/5.39 Solving with 1 template(s). 5.36/5.39 5.36/5.39 LOG: CALL solveNonLinearGetFirstSolution 5.36/5.39 5.36/5.39 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.009357s 5.36/5.39 Time used: 0.008709 5.36/5.39 Solving with 1 template(s). 5.36/5.39 5.36/5.39 LOG: CALL solveNonLinearGetFirstSolution 5.36/5.39 5.36/5.39 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.023134s 5.36/5.39 Time used: 0.022351 5.36/5.39 Improving Solution with cost 1 ... 5.36/5.39 5.36/5.39 LOG: CALL solveNonLinearGetNextSolution 5.36/5.39 5.36/5.39 LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 0.054020s 5.36/5.39 Time used: 0.054007 5.36/5.39 5.36/5.39 LOG: SAT solveNonLinear - Elapsed time: 0.077154s 5.36/5.39 Cost: 1; Total time: 0.076358 5.36/5.39 Failed at location 2: a_13^0 <= 0 5.36/5.39 Before Improving: 5.36/5.39 Quasi-invariant at l2: a_13^0 <= 0 5.36/5.39 Optimizing invariants... 5.36/5.39 5.36/5.39 LOG: CALL solveLinear 5.36/5.39 5.36/5.39 LOG: RETURN solveLinear - Elapsed time: 0.009658s 5.36/5.39 Remaining time after improvement: 0.996249 5.36/5.39 Termination implied by a set of quasi-invariant(s): 5.36/5.39 Quasi-invariant at l2: a_13^0 <= 0 5.36/5.39 [ Invariant Graph ] 5.36/5.39 Strengthening and disabling transitions... 5.36/5.39 5.36/5.39 LOG: CALL solverLinear in Graph for feasibility 5.36/5.39 5.36/5.39 LOG: RETURN solveLinear in Graph for feasibility 5.36/5.39 It's unfeasible. Removing transition: 5.36/5.39 undef13, rest remain the same}> 5.36/5.39 5.36/5.39 LOG: CALL solverLinear in Graph for feasibility 5.36/5.39 5.36/5.39 LOG: RETURN solveLinear in Graph for feasibility 5.36/5.39 It's unfeasible. Removing transition: 5.36/5.39 undef45, rest remain the same}> 5.36/5.39 5.36/5.39 LOG: CALL solverLinear in Graph for feasibility 5.36/5.39 5.36/5.39 LOG: RETURN solveLinear in Graph for feasibility 5.36/5.39 It's unfeasible. Removing transition: 5.36/5.39 undef45, rest remain the same}> 5.36/5.39 [ Termination Graph ] 5.36/5.39 Strengthening and disabling transitions... 5.36/5.39 > It's unfeasible. Removing transition: 5.36/5.39 undef45, rest remain the same}> 5.36/5.39 5.36/5.39 LOG: CALL solverLinear in Graph for feasibility 5.36/5.39 5.36/5.39 LOG: RETURN solveLinear in Graph for feasibility 5.36/5.39 It's unfeasible. Removing transition: 5.36/5.39 undef13, rest remain the same}> 5.36/5.39 5.36/5.39 LOG: CALL solverLinear in Graph for feasibility 5.36/5.39 5.36/5.39 LOG: RETURN solveLinear in Graph for feasibility 5.36/5.39 It's unfeasible. Removing transition: 5.36/5.39 undef45, rest remain the same}> 5.36/5.39 New Graphs: 5.36/5.39 Calling Safety with literal a_13^0 <= 0 and entry 5.36/5.39 5.36/5.39 LOG: CALL check - Post:a_13^0 <= 0 - Process 1 5.36/5.39 * Exit transition: 5.36/5.39 * Postcondition : a_13^0 <= 0 5.36/5.39 5.36/5.39 LOG: CALL solveLinear 5.36/5.39 5.36/5.39 LOG: RETURN solveLinear - Elapsed time: 0.000582s 5.36/5.39 > Postcondition is not implied! 5.36/5.39 5.36/5.39 LOG: RETURN check - Elapsed time: 0.000645s 5.36/5.39 INVARIANTS: 5.36/5.39 2: 5.36/5.39 Quasi-INVARIANTS to narrow Graph: 5.36/5.39 2: a_13^0 <= 0 , 5.36/5.39 Narrowing transition: 5.36/5.39 undef13, rest remain the same}> 5.36/5.39 5.36/5.39 LOG: Narrow transition size 1 5.36/5.39 Narrowing transition: 5.36/5.39 undef45, rest remain the same}> 5.36/5.39 5.36/5.39 LOG: Narrow transition size 1 5.36/5.39 Narrowing transition: 5.36/5.39 undef45, rest remain the same}> 5.36/5.39 5.36/5.39 LOG: Narrow transition size 1 5.36/5.39 invGraph after Narrowing: 5.36/5.39 Transitions: 5.36/5.39 undef13, rest remain the same}> 5.36/5.39 undef45, rest remain the same}> 5.36/5.39 undef45, rest remain the same}> 5.36/5.39 Variables: 5.36/5.39 a_13^0 5.36/5.39 Checking conditional termination of SCC {l2}... 5.36/5.39 5.36/5.39 LOG: CALL solveLinear 5.36/5.39 5.36/5.39 LOG: RETURN solveLinear - Elapsed time: 0.002004s 5.36/5.39 5.36/5.39 LOG: CALL solveLinear 5.36/5.39 5.36/5.39 LOG: RETURN solveLinear - Elapsed time: 0.019759s 5.36/5.39 Trying to remove transition: undef45, rest remain the same}> 5.36/5.39 Solving with 1 template(s). 5.36/5.39 5.36/5.39 LOG: CALL solveNonLinearGetFirstSolution 5.36/5.39 5.36/5.39 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.009692s 5.36/5.39 Time used: 0.008854 5.36/5.39 Trying to remove transition: undef45, rest remain the same}> 5.36/5.39 Solving with 1 template(s). 5.36/5.39 5.36/5.39 LOG: CALL solveNonLinearGetFirstSolution 5.36/5.39 5.36/5.39 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.009463s 5.36/5.39 Time used: 0.008753 5.36/5.39 Trying to remove transition: undef13, rest remain the same}> 5.36/5.39 Solving with 1 template(s). 5.36/5.39 5.36/5.39 LOG: CALL solveNonLinearGetFirstSolution 5.36/5.39 5.36/5.39 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.009434s 5.36/5.39 Time used: 0.008732 5.36/5.39 Solving with 1 template(s). 5.36/5.39 5.36/5.39 LOG: CALL solveNonLinearGetFirstSolution 5.36/5.39 5.36/5.39 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.028275s 5.36/5.39 Time used: 0.02759 5.36/5.39 Solving with 2 template(s). 5.36/5.39 5.36/5.39 LOG: CALL solveNonLinearGetFirstSolution 5.36/5.39 5.36/5.39 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 4.016256s 5.36/5.39 Time used: 4.01417 5.36/5.39 Solving with 3 template(s). 5.36/5.39 5.36/5.39 LOG: CALL solveNonLinearGetFirstSolution 5.36/5.39 5.36/5.39 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 1.016782s 5.36/5.39 Time used: 1.00103 5.36/5.39 Solving with 1 template(s). 5.36/5.39 5.36/5.39 LOG: CALL solveNonLinearGetFirstSolution 5.36/5.39 5.36/5.39 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.043436s 5.36/5.39 Time used: 0.019651 5.36/5.39 5.36/5.39 Proving non-termination of subgraph 1 5.36/5.39 Transitions: 5.36/5.39 undef13, rest remain the same}> 5.36/5.39 undef45, rest remain the same}> 5.36/5.39 undef45, rest remain the same}> 5.36/5.39 Variables: 5.36/5.39 a_13^0 5.36/5.39 5.36/5.39 Checking that every undef value has an assignment... 5.36/5.39 5.36/5.39 LOG: CALL solveLinear 5.36/5.39 5.36/5.39 LOG: RETURN solveLinear - Elapsed time: 0.002307s 5.36/5.39 Checking conditional non-termination of SCC {l2}... 5.36/5.39 > No assignment for some undef value. 5.36/5.39 > Checking if the negation of the conditions of every pending exit is quasi-invariant... YES 5.36/5.39 Calling reachability with... 5.36/5.39 Transition: 5.36/5.39 Conditions: 1 <= a_13^0, 5.36/5.39 OPEN EXITS: 5.36/5.39 5.36/5.39 5.36/5.39 --- Reachability graph --- 5.36/5.39 > Graph without transitions. 5.36/5.39 5.36/5.39 Calling reachability with... 5.36/5.39 Transition: 5.36/5.39 Conditions: 1 <= a_13^0, 5.36/5.39 OPEN EXITS: 5.36/5.39 5.36/5.39 5.36/5.39 > Conditions are reachable! 5.36/5.39 5.36/5.39 Program does NOT terminate 5.36/5.39 /export/starexec/sandbox/solver/bin/starexec_run_termcomp2019_ITS: line 26: delete: command not found 5.36/5.39 /export/starexec/sandbox/solver/bin/starexec_run_termcomp2019_ITS: line 27: edit: command not found 5.36/5.39 EOF