5.25/5.26 NO 5.25/5.26 5.25/5.26 Solver Timeout: 4 5.25/5.26 Global Timeout: 300 5.25/5.26 No parsing errors! 5.25/5.26 Init Location: 0 5.25/5.26 Transitions: 5.25/5.26 5.25/5.26 5.25/5.26 undef4, x_5^0 -> undef5}> 5.25/5.26 undef8}> 5.25/5.26 5.25/5.26 5.25/5.26 5.25/5.26 Fresh variables: 5.25/5.26 undef4, undef5, undef8, 5.25/5.26 5.25/5.26 Undef variables: 5.25/5.26 undef4, undef5, undef8, 5.25/5.26 5.25/5.26 Abstraction variables: 5.25/5.26 5.25/5.26 Exit nodes: 5.25/5.26 5.25/5.26 Accepting locations: 5.25/5.26 5.25/5.26 Asserts: 5.25/5.26 5.25/5.26 Preprocessed LLVMGraph 5.25/5.26 Init Location: 0 5.25/5.26 Transitions: 5.25/5.26 5.25/5.26 undef5}> 5.25/5.26 undef8}> 5.25/5.26 5.25/5.26 Fresh variables: 5.25/5.26 undef4, undef5, undef8, 5.25/5.26 5.25/5.26 Undef variables: 5.25/5.26 undef4, undef5, undef8, 5.25/5.26 5.25/5.26 Abstraction variables: 5.25/5.26 5.25/5.26 Exit nodes: 5.25/5.26 5.25/5.26 Accepting locations: 5.25/5.26 5.25/5.26 Asserts: 5.25/5.26 5.25/5.26 ************************************************************* 5.25/5.26 ******************************************************************************************* 5.25/5.26 *********************** WORKING TRANSITION SYSTEM (DAG) *********************** 5.25/5.26 ******************************************************************************************* 5.25/5.26 5.25/5.26 Init Location: 0 5.25/5.26 Graph 0: 5.25/5.26 Transitions: 5.25/5.26 Variables: 5.25/5.26 5.25/5.26 Graph 1: 5.25/5.26 Transitions: 5.25/5.26 undef8, rest remain the same}> 5.25/5.26 Variables: 5.25/5.26 x_5^0, y_6^0 5.25/5.26 5.25/5.26 Graph 2: 5.25/5.26 Transitions: 5.25/5.26 Variables: 5.25/5.26 5.25/5.26 Precedence: 5.25/5.26 Graph 0 5.25/5.26 5.25/5.26 Graph 1 5.25/5.26 5.25/5.26 5.25/5.26 Graph 2 5.25/5.26 undef5, rest remain the same}> 5.25/5.26 5.25/5.26 Map Locations to Subgraph: 5.25/5.26 ( 0 , 0 ) 5.25/5.26 ( 2 , 1 ) 5.25/5.26 ( 3 , 2 ) 5.25/5.26 5.25/5.26 ******************************************************************************************* 5.25/5.26 ******************************** CHECKING ASSERTIONS ******************************** 5.25/5.26 ******************************************************************************************* 5.25/5.26 5.25/5.26 Proving termination of subgraph 0 5.25/5.26 Proving termination of subgraph 1 5.25/5.26 Checking unfeasibility... 5.25/5.26 Time used: 0.001849 5.25/5.26 5.25/5.26 Checking conditional termination of SCC {l2}... 5.25/5.26 5.25/5.26 LOG: CALL solveLinear 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear - Elapsed time: 0.000537s 5.25/5.26 5.25/5.26 LOG: CALL solveLinear 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear - Elapsed time: 0.001780s 5.25/5.26 Trying to remove transition: undef8, rest remain the same}> 5.25/5.26 Solving with 1 template(s). 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinearGetFirstSolution 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.004246s 5.25/5.26 Time used: 0.004087 5.25/5.26 Solving with 1 template(s). 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinearGetFirstSolution 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.006543s 5.25/5.26 Time used: 0.00621 5.25/5.26 Improving Solution with cost 1 ... 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinearGetNextSolution 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 0.011551s 5.25/5.26 Time used: 0.011546 5.25/5.26 5.25/5.26 LOG: SAT solveNonLinear - Elapsed time: 0.018094s 5.25/5.26 Cost: 1; Total time: 0.017756 5.25/5.26 Failed at location 2: 1 + x_5^0 + y_6^0 <= 0 5.25/5.26 Before Improving: 5.25/5.26 Quasi-invariant at l2: 1 + x_5^0 + y_6^0 <= 0 5.25/5.26 Optimizing invariants... 5.25/5.26 5.25/5.26 LOG: CALL solveLinear 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear - Elapsed time: 0.001872s 5.25/5.26 Remaining time after improvement: 0.999087 5.25/5.26 Termination implied by a set of quasi-invariant(s): 5.25/5.26 Quasi-invariant at l2: 1 + x_5^0 + y_6^0 <= 0 5.25/5.26 [ Invariant Graph ] 5.25/5.26 Strengthening and disabling transitions... 5.25/5.26 5.25/5.26 LOG: CALL solverLinear in Graph for feasibility 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear in Graph for feasibility 5.25/5.26 It's unfeasible. Removing transition: 5.25/5.26 undef8, rest remain the same}> 5.25/5.26 [ Termination Graph ] 5.25/5.26 Strengthening and disabling transitions... 5.25/5.26 > It's unfeasible. Removing transition: 5.25/5.26 undef8, rest remain the same}> 5.25/5.26 New Graphs: 5.25/5.26 Calling Safety with literal 1 + x_5^0 + y_6^0 <= 0 and entry 5.25/5.26 5.25/5.26 LOG: CALL check - Post:1 + x_5^0 + y_6^0 <= 0 - Process 1 5.25/5.26 * Exit transition: 5.25/5.26 * Postcondition : 1 + x_5^0 + y_6^0 <= 0 5.25/5.26 5.25/5.26 LOG: CALL solveLinear 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear - Elapsed time: 0.000334s 5.25/5.26 > Postcondition is not implied! 5.25/5.26 5.25/5.26 LOG: RETURN check - Elapsed time: 0.000406s 5.25/5.26 INVARIANTS: 5.25/5.26 2: 5.25/5.26 Quasi-INVARIANTS to narrow Graph: 5.25/5.26 2: 1 + x_5^0 + y_6^0 <= 0 , 5.25/5.26 Narrowing transition: 5.25/5.26 undef8, rest remain the same}> 5.25/5.26 5.25/5.26 LOG: Narrow transition size 1 5.25/5.26 invGraph after Narrowing: 5.25/5.26 Transitions: 5.25/5.26 undef8, rest remain the same}> 5.25/5.26 Variables: 5.25/5.26 x_5^0, y_6^0 5.25/5.26 Checking conditional termination of SCC {l2}... 5.25/5.26 5.25/5.26 LOG: CALL solveLinear 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear - Elapsed time: 0.000577s 5.25/5.26 5.25/5.26 LOG: CALL solveLinear 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear - Elapsed time: 0.001934s 5.25/5.26 Trying to remove transition: undef8, rest remain the same}> 5.25/5.26 Solving with 1 template(s). 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinearGetFirstSolution 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.003918s 5.25/5.26 Time used: 0.003766 5.25/5.26 Solving with 1 template(s). 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinearGetFirstSolution 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.007544s 5.25/5.26 Time used: 0.00714 5.25/5.26 Improving Solution with cost 1 ... 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinearGetNextSolution 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 0.010528s 5.25/5.26 Time used: 0.010524 5.25/5.26 5.25/5.26 LOG: SAT solveNonLinear - Elapsed time: 0.018072s 5.25/5.26 Cost: 1; Total time: 0.017664 5.25/5.26 Failed at location 2: 1 + y_6^0 <= 0 5.25/5.26 Before Improving: 5.25/5.26 Quasi-invariant at l2: 1 + y_6^0 <= 0 5.25/5.26 Optimizing invariants... 5.25/5.26 5.25/5.26 LOG: CALL solveLinear 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear - Elapsed time: 0.002072s 5.25/5.26 Remaining time after improvement: 0.998867 5.25/5.26 Termination implied by a set of quasi-invariant(s): 5.25/5.26 Quasi-invariant at l2: 1 + y_6^0 <= 0 5.25/5.26 [ Invariant Graph ] 5.25/5.26 Strengthening and disabling transitions... 5.25/5.26 5.25/5.26 LOG: CALL solverLinear in Graph for feasibility 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear in Graph for feasibility 5.25/5.26 Strengthening transition (result): 5.25/5.26 undef8, rest remain the same}> 5.25/5.26 [ Termination Graph ] 5.25/5.26 Strengthening and disabling transitions... 5.25/5.26 5.25/5.26 LOG: CALL solverLinear in Graph for feasibility 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear in Graph for feasibility 5.25/5.26 Strengthening transition (result): 5.25/5.26 undef8, rest remain the same}> 5.25/5.26 Ranking function: 2*x_5^0 + y_6^0 5.25/5.26 New Graphs: 5.25/5.26 Calling Safety with literal 1 + y_6^0 <= 0 and entry 5.25/5.26 5.25/5.26 LOG: CALL check - Post:1 + y_6^0 <= 0 - Process 2 5.25/5.26 * Exit transition: 5.25/5.26 * Postcondition : 1 + y_6^0 <= 0 5.25/5.26 5.25/5.26 LOG: CALL solveLinear 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear - Elapsed time: 0.000334s 5.25/5.26 > Postcondition is not implied! 5.25/5.26 5.25/5.26 LOG: RETURN check - Elapsed time: 0.000405s 5.25/5.26 INVARIANTS: 5.25/5.26 2: 5.25/5.26 Quasi-INVARIANTS to narrow Graph: 5.25/5.26 2: 1 + y_6^0 <= 0 , 5.25/5.26 Narrowing transition: 5.25/5.26 undef8, rest remain the same}> 5.25/5.26 5.25/5.26 LOG: Narrow transition size 1 5.25/5.26 invGraph after Narrowing: 5.25/5.26 Transitions: 5.25/5.26 undef8, rest remain the same}> 5.25/5.26 Variables: 5.25/5.26 x_5^0, y_6^0 5.25/5.26 Checking conditional termination of SCC {l2}... 5.25/5.26 5.25/5.26 LOG: CALL solveLinear 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear - Elapsed time: 0.000625s 5.25/5.26 5.25/5.26 LOG: CALL solveLinear 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear - Elapsed time: 0.002144s 5.25/5.26 Trying to remove transition: undef8, rest remain the same}> 5.25/5.26 Solving with 1 template(s). 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinearGetFirstSolution 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.004048s 5.25/5.26 Time used: 0.00389 5.25/5.26 Solving with 1 template(s). 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinearGetFirstSolution 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.007237s 5.25/5.26 Time used: 0.006932 5.25/5.26 Solving with 2 template(s). 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinearGetFirstSolution 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 4.001086s 5.25/5.26 Time used: 4.00046 5.25/5.26 Solving with 3 template(s). 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinearGetFirstSolution 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 1.004120s 5.25/5.26 Time used: 1.00035 5.25/5.26 Solving with 1 template(s). 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinearGetFirstSolution 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.008870s 5.25/5.26 Time used: 0.005878 5.25/5.26 5.25/5.26 Proving non-termination of subgraph 1 5.25/5.26 Transitions: 5.25/5.26 undef8, rest remain the same}> 5.25/5.26 Variables: 5.25/5.26 x_5^0, y_6^0 5.25/5.26 5.25/5.26 Checking that every undef value has an assignment... 5.25/5.26 5.25/5.26 LOG: CALL solveLinear 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear - Elapsed time: 0.001027s 5.25/5.26 Checking conditional non-termination of SCC {l2}... 5.25/5.26 EXIT TRANSITIONS: 5.25/5.26 5.25/5.26 5.25/5.26 5.25/5.26 Solving with 1 template(s). 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinearGetFirstSolution 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.017032s 5.25/5.26 Time used: 0.01677 5.25/5.26 Improving Solution with cost 2 ... 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinearGetNextSolution 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 0.043497s 5.25/5.26 Time used: 0.043491 5.25/5.26 5.25/5.26 LOG: SAT solveNonLinear - Elapsed time: 0.060529s 5.25/5.26 Cost: 2; Total time: 0.060261 5.25/5.26 Failed at location 2: 0 <= x_5^0 + y_6^0 5.25/5.26 Before Improving: 5.25/5.26 Quasi-invariant at l2: 0 <= x_5^0 + y_6^0 5.25/5.26 Optimizing invariants... 5.25/5.26 5.25/5.26 LOG: CALL solveLinear 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear - Elapsed time: 0.007879s 5.25/5.26 Remaining time after improvement: 0.998345 5.25/5.26 Minimizing number of undef constraints... 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinear 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinear - Elapsed time: 0.003103s 5.25/5.26 Number of undef constraints reduced! 5.25/5.26 5.25/5.26 Non-termination implied by a set of quasi-invariant(s): 5.25/5.26 Quasi-invariant at l2: 0 <= x_5^0 + y_6^0 5.25/5.26 5.25/5.26 Strengthening and disabling EXIT transitions... 5.25/5.26 Closed exits from l2: 1 5.25/5.26 Strengthening exit transition (result): 5.25/5.26 5.25/5.26 5.25/5.26 Strengthening and disabling transitions... 5.25/5.26 5.25/5.26 LOG: CALL solverLinear in Graph for feasibility 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear in Graph for feasibility 5.25/5.26 Strengthening transition (result): 5.25/5.26 undef8, rest remain the same}> 5.25/5.26 5.25/5.26 Checking conditional non-termination of SCC {l2}... 5.25/5.26 EXIT TRANSITIONS: 5.25/5.26 5.25/5.26 5.25/5.26 Solving with 1 template(s). 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinearGetFirstSolution 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.018462s 5.25/5.26 Time used: 0.018209 5.25/5.26 Improving Solution with cost 1 ... 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinearGetNextSolution 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 0.021920s 5.25/5.26 Time used: 0.021913 5.25/5.26 5.25/5.26 LOG: SAT solveNonLinear - Elapsed time: 0.040381s 5.25/5.26 Cost: 1; Total time: 0.040122 5.25/5.26 Failed at location 2: 0 <= y_6^0 5.25/5.26 Before Improving: 5.25/5.26 Quasi-invariant at l2: 0 <= y_6^0 5.25/5.26 Optimizing invariants... 5.25/5.26 5.25/5.26 LOG: CALL solveLinear 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear - Elapsed time: 0.007564s 5.25/5.26 Remaining time after improvement: 0.998235 5.25/5.26 Minimizing number of undef constraints... 5.25/5.26 5.25/5.26 LOG: CALL solveNonLinear 5.25/5.26 5.25/5.26 LOG: RETURN solveNonLinear - Elapsed time: 0.002825s 5.25/5.26 Number of undef constraints reduced! 5.25/5.26 5.25/5.26 Non-termination implied by a set of quasi-invariant(s): 5.25/5.26 Quasi-invariant at l2: 0 <= y_6^0 5.25/5.26 5.25/5.26 Strengthening and disabling EXIT transitions... 5.25/5.26 Closed exits from l2: 1 5.25/5.26 5.25/5.26 Strengthening and disabling transitions... 5.25/5.26 5.25/5.26 LOG: CALL solverLinear in Graph for feasibility 5.25/5.26 5.25/5.26 LOG: RETURN solveLinear in Graph for feasibility 5.25/5.26 Strengthening transition (result): 5.25/5.26 undef8, rest remain the same}> 5.25/5.26 5.25/5.26 Calling reachability with... 5.25/5.26 Transition: 5.25/5.26 Conditions: 0 <= x_5^0 + y_6^0, 0 <= y_6^0, 5.25/5.26 OPEN EXITS: 5.25/5.26 (condsUp: 0 <= y_6^0) 5.25/5.26 5.25/5.26 --- Reachability graph --- 5.25/5.26 > Graph without transitions. 5.25/5.26 5.25/5.26 Calling reachability with... 5.25/5.26 Transition: 5.25/5.26 Conditions: 0 <= x_5^0 + y_6^0, 0 <= y_6^0, 5.25/5.26 OPEN EXITS: 5.25/5.26 5.25/5.26 5.25/5.26 > Conditions are reachable! 5.25/5.26 5.25/5.26 Program does NOT terminate 5.25/5.26 /export/starexec/sandbox/solver/bin/starexec_run_termcomp2019_ITS: line 26: delete: command not found 5.25/5.26 /export/starexec/sandbox/solver/bin/starexec_run_termcomp2019_ITS: line 27: edit: command not found 5.25/5.26 EOF