5.11/5.13 NO 5.11/5.13 5.11/5.13 Solver Timeout: 4 5.11/5.13 Global Timeout: 300 5.11/5.13 No parsing errors! 5.11/5.13 Init Location: 0 5.11/5.13 Transitions: 5.11/5.13 5.11/5.13 undef1}> 5.11/5.13 undef10}> 5.11/5.13 5.11/5.13 (0 + undef29), z_7^0 -> undef29}> 5.11/5.13 5.11/5.13 5.11/5.13 Fresh variables: 5.11/5.13 undef1, undef10, undef15, undef29, 5.11/5.13 5.11/5.13 Undef variables: 5.11/5.13 undef1, undef10, undef15, undef29, 5.11/5.13 5.11/5.13 Abstraction variables: 5.11/5.13 5.11/5.13 Exit nodes: 5.11/5.13 5.11/5.13 Accepting locations: 5.11/5.13 5.11/5.13 Asserts: 5.11/5.13 5.11/5.13 Preprocessed LLVMGraph 5.11/5.13 Init Location: 0 5.11/5.13 Transitions: 5.11/5.13 5.11/5.13 5.11/5.13 5.11/5.13 5.11/5.13 Fresh variables: 5.11/5.13 undef1, undef10, undef15, undef29, 5.11/5.13 5.11/5.13 Undef variables: 5.11/5.13 undef1, undef10, undef15, undef29, 5.11/5.13 5.11/5.13 Abstraction variables: 5.11/5.13 5.11/5.13 Exit nodes: 5.11/5.13 5.11/5.13 Accepting locations: 5.11/5.13 5.11/5.13 Asserts: 5.11/5.13 5.11/5.13 ************************************************************* 5.11/5.13 ******************************************************************************************* 5.11/5.13 *********************** WORKING TRANSITION SYSTEM (DAG) *********************** 5.11/5.13 ******************************************************************************************* 5.11/5.13 5.11/5.13 Init Location: 0 5.11/5.13 Graph 0: 5.11/5.13 Transitions: 5.11/5.13 Variables: 5.11/5.13 5.11/5.13 Graph 1: 5.11/5.13 Transitions: 5.11/5.13 5.11/5.13 Variables: 5.11/5.13 cnt_15^0, x_5^0, y_6^0 5.11/5.13 5.11/5.13 Graph 2: 5.11/5.13 Transitions: 5.11/5.13 Variables: 5.11/5.13 5.11/5.13 Precedence: 5.11/5.13 Graph 0 5.11/5.13 5.11/5.13 Graph 1 5.11/5.13 5.11/5.13 5.11/5.13 Graph 2 5.11/5.13 5.11/5.13 5.11/5.13 Map Locations to Subgraph: 5.11/5.13 ( 0 , 0 ) 5.11/5.13 ( 1 , 1 ) 5.11/5.13 ( 2 , 2 ) 5.11/5.13 5.11/5.13 ******************************************************************************************* 5.11/5.13 ******************************** CHECKING ASSERTIONS ******************************** 5.11/5.13 ******************************************************************************************* 5.11/5.13 5.11/5.13 Proving termination of subgraph 0 5.11/5.13 Proving termination of subgraph 1 5.11/5.13 Checking unfeasibility... 5.11/5.13 Time used: 0.002271 5.11/5.13 5.11/5.13 > No variable changes in termination graph. 5.11/5.13 Checking conditional unfeasibility... 5.11/5.13 Calling Safety with literal y_6^0 <= x_5^0 and entry 5.11/5.13 5.11/5.13 LOG: CALL check - Post:y_6^0 <= x_5^0 - Process 1 5.11/5.13 * Exit transition: 5.11/5.13 * Postcondition : y_6^0 <= x_5^0 5.11/5.13 Postcodition moved up: y_6^0 <= x_5^0 5.11/5.13 5.11/5.13 LOG: Try proving POST 5.11/5.13 Postcondition: y_6^0 <= x_5^0 5.11/5.13 5.11/5.13 LOG: CALL check - Post:y_6^0 <= x_5^0 - Process 2 5.11/5.13 * Exit transition: 5.11/5.13 * Postcondition : y_6^0 <= x_5^0 5.11/5.13 5.11/5.13 LOG: CALL solveLinear 5.11/5.13 5.11/5.13 LOG: RETURN solveLinear - Elapsed time: 0.000253s 5.11/5.13 > Postcondition is not implied! 5.11/5.13 5.11/5.13 LOG: RETURN check - Elapsed time: 0.000328s 5.11/5.13 5.11/5.13 LOG: NarrowEntry size 1 5.11/5.13 Narrowing transition: 5.11/5.13 5.11/5.13 5.11/5.13 LOG: Narrow transition size 1 5.11/5.13 ENTRIES: 5.11/5.13 5.11/5.13 END ENTRIES: 5.11/5.13 GRAPH: 5.11/5.13 5.11/5.13 END GRAPH: 5.11/5.13 EXIT: 5.11/5.13 POST: y_6^0 <= x_5^0 5.11/5.13 5.11/5.13 5.11/5.13 LOG: Try proving POST 5.11/5.13 Solving with 1 template(s). 5.11/5.13 5.11/5.13 LOG: CALL solveNonLinearGetFirstSolution 5.11/5.13 5.11/5.13 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.007637s 5.11/5.13 Time used: 0.007535 5.11/5.13 Solving with 2 template(s). 5.11/5.13 5.11/5.13 LOG: CALL solveNonLinearGetFirstSolution 5.11/5.13 5.11/5.13 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 4.000749s 5.11/5.13 Time used: 4.00031 5.11/5.13 Solving with 3 template(s). 5.11/5.13 5.11/5.13 LOG: CALL solveNonLinearGetFirstSolution 5.11/5.13 5.11/5.13 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 1.001845s 5.11/5.13 Time used: 1.0001 5.11/5.13 5.11/5.13 LOG: Postcondition is not implied - no solution 5.11/5.13 > Postcondition is not implied! 5.11/5.13 5.11/5.13 LOG: RETURN check - Elapsed time: 5.016100s 5.11/5.13 5.11/5.13 Proving non-termination of subgraph 1 5.11/5.13 Transitions: 5.11/5.13 5.11/5.13 Variables: 5.11/5.13 cnt_15^0, x_5^0, y_6^0 5.11/5.13 5.11/5.13 Checking that every undef value has an assignment... 5.11/5.13 5.11/5.13 LOG: CALL solveLinear 5.11/5.13 5.11/5.13 LOG: RETURN solveLinear - Elapsed time: 0.000920s 5.11/5.13 Checking conditional non-termination of SCC {l1}... 5.11/5.13 EXIT TRANSITIONS: 5.11/5.13 5.11/5.13 5.11/5.13 Solving with 1 template(s). 5.11/5.13 5.11/5.13 LOG: CALL solveNonLinearGetFirstSolution 5.11/5.13 5.11/5.13 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.016791s 5.11/5.13 Time used: 0.01655 5.11/5.13 Improving Solution with cost 1 ... 5.11/5.13 5.11/5.13 LOG: CALL solveNonLinearGetNextSolution 5.11/5.13 5.11/5.13 LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 0.047341s 5.11/5.13 Time used: 0.047336 5.11/5.13 5.11/5.13 LOG: SAT solveNonLinear - Elapsed time: 0.064133s 5.11/5.13 Cost: 1; Total time: 0.063886 5.11/5.13 Failed at location 1: 1 + x_5^0 <= y_6^0 5.11/5.13 Before Improving: 5.11/5.13 Quasi-invariant at l1: 1 + x_5^0 <= y_6^0 5.11/5.13 Optimizing invariants... 5.11/5.13 5.11/5.13 LOG: CALL solveLinear 5.11/5.13 5.11/5.13 LOG: RETURN solveLinear - Elapsed time: 0.007984s 5.11/5.13 Remaining time after improvement: 0.998593 5.11/5.13 Minimizing number of undef constraints... 5.11/5.13 5.11/5.13 LOG: CALL solveNonLinear 5.11/5.13 5.11/5.13 LOG: RETURN solveNonLinear - Elapsed time: 0.002311s 5.11/5.13 Number of undef constraints reduced! 5.11/5.13 5.11/5.13 Non-termination implied by a set of quasi-invariant(s): 5.11/5.13 Quasi-invariant at l1: 1 + x_5^0 <= y_6^0 5.11/5.13 5.11/5.13 Strengthening and disabling EXIT transitions... 5.11/5.13 Closed exits from l1: 1 5.11/5.13 5.11/5.13 Strengthening and disabling transitions... 5.11/5.13 5.11/5.13 LOG: CALL solverLinear in Graph for feasibility 5.11/5.13 5.11/5.13 LOG: RETURN solveLinear in Graph for feasibility 5.11/5.13 Strengthening transition (result): 5.11/5.13 5.11/5.13 5.11/5.13 Calling reachability with... 5.11/5.13 Transition: 5.11/5.13 Conditions: 1 + x_5^0 <= y_6^0, 5.11/5.13 OPEN EXITS: 5.11/5.13 (condsUp: 1 + x_5^0 <= y_6^0) 5.11/5.13 5.11/5.13 --- Reachability graph --- 5.11/5.13 > Graph without transitions. 5.11/5.13 5.11/5.13 Calling reachability with... 5.11/5.13 Transition: 5.11/5.13 Conditions: 1 + x_5^0 <= y_6^0, 5.11/5.13 OPEN EXITS: 5.11/5.13 5.11/5.13 5.11/5.13 > Conditions are reachable! 5.11/5.13 5.11/5.13 Program does NOT terminate 5.11/5.13 /export/starexec/sandbox/solver/bin/starexec_run_termcomp2019_ITS: line 26: delete: command not found 5.11/5.13 /export/starexec/sandbox/solver/bin/starexec_run_termcomp2019_ITS: line 27: edit: command not found 5.11/5.13 EOF