23.66/13.50 NO 23.66/13.50 23.66/13.50 Solver Timeout: 4 23.66/13.50 Global Timeout: 300 23.66/13.50 Maximum number of concurrent processes: 900 23.66/13.50 ******************************************************************************************* 23.66/13.50 *********************** UNPROCESSED TRANSITION SYSTEMS PER FUNCTION *********************** 23.66/13.50 ******************************************************************************************* 23.66/13.50 23.66/13.50 23.66/13.50 List of LLVMGraphs + assumeNodes + staticAssertNodes [1] : 23.66/13.50 23.66/13.50 +++++++++++++++++++++++++++++++ main +++++++++++++++++++++++++++++++ 23.66/13.50 + + 23.66/13.50 Init Location: 0 23.66/13.50 Transitions: 23.66/13.50 0, main_i -> ¿functionCall(__VERIFIER_nondet_int)}> 23.66/13.50 23.66/13.50 23.66/13.50 23.66/13.50 main_i}> 23.66/13.50 23.66/13.50 5))> 23.66/13.50 5)> 23.66/13.50 (main_j + 1)}> 23.66/13.50 23.66/13.50 (main_i + 1)}> 23.66/13.50 23.66/13.50 0}> 23.66/13.50 23.66/13.50 Fresh variables: 23.66/13.50 23.66/13.50 Undef variables: 23.66/13.50 23.66/13.50 Abstraction variables: 23.66/13.50 23.66/13.50 Exit nodes: 23.66/13.50 23.66/13.50 Accepting locations: 23.66/13.50 23.66/13.50 Asserts: 23.66/13.50 23.66/13.50 + Assume Nodes [0]: ++++++++++++++++++++++++++++++++++++++++++++++++ 23.66/13.50 23.66/13.50 + Static Assert Nodes [0]: +++++++++++++++++++++++++++++++++++++++++ 23.66/13.50 23.66/13.50 + After preprocess (paralelization): ++++++++++++++++++++++++++++++ 23.66/13.50 23.66/13.50 Init Location: 0 23.66/13.50 Transitions: 23.66/13.50 0}> 23.66/13.50 ¿functionCall(__VERIFIER_nondet_int)}> 23.66/13.50 varCall_1}> 23.66/13.50 23.66/13.50 23.66/13.50 23.66/13.50 main_i}> 23.66/13.50 23.66/13.50 5)> 23.66/13.50 5))> 23.66/13.50 (main_j + 1)}> 23.66/13.50 23.66/13.50 (main_i + 1)}> 23.66/13.50 23.66/13.50 0}> 23.66/13.50 23.66/13.50 Fresh variables: 23.66/13.50 23.66/13.50 Undef variables: 23.66/13.50 23.66/13.50 Abstraction variables: 23.66/13.50 23.66/13.50 Exit nodes: 23.66/13.50 11, 23.66/13.50 Accepting locations: 23.66/13.50 23.66/13.50 Asserts: 23.66/13.50 23.66/13.50 + + 23.66/13.50 +++++++++++++++++++++++++++++++ main +++++++++++++++++++++++++++++++ 23.66/13.50 23.66/13.50 23.66/13.50 Function Return and Parameters Information [2 functions]: 23.66/13.50 function name: __VERIFIER_nondet_int [1 return + 0 parameters] demangled: __VERIFIER_nondet_int 23.66/13.50 __VERIFIER_nondet_int__func_return_ [function result] : int 23.66/13.50 function name: main [1 return + 0 parameters] demangled: main 23.66/13.50 main__func_return_ [function result] : int 23.66/13.50 23.66/13.50 23.66/13.50 AST Ident Scanner Information [4 idents]: 23.66/13.50 __VERIFIER_nondet_int | function | [integer, ()] | | 23.66/13.50 main | function | [integer, ()] | 23.66/13.50 i | local variable | integer | | 23.66/13.50 j | local variable | integer | | 23.66/13.50 23.66/13.50 Main function: main 23.66/13.50 Preprocessed LLVMGraph 23.66/13.50 Init Location: 0 23.66/13.50 Transitions: 23.66/13.50 undef2}> 23.66/13.50 23.66/13.50 5), par{main_j -> (main_j + 1)}> 23.66/13.50 5)) /\ ((main_i + 1) < 10), par{main_i -> (main_i + 1), main_j -> (main_i + 1)}> 23.66/13.50 5)) /\ not(((main_i + 1) < 10)), par{main_i -> (main_i + 1)}> 23.66/13.50 23.66/13.50 Fresh variables: 23.66/13.50 undef2, 23.66/13.50 23.66/13.50 Undef variables: 23.66/13.50 undef2, 23.66/13.50 23.66/13.50 Abstraction variables: 23.66/13.50 23.66/13.50 Exit nodes: 23.66/13.50 11, 23.66/13.50 Accepting locations: 23.66/13.50 23.66/13.50 Asserts: 23.66/13.50 23.66/13.50 ************************************************************* 23.66/13.50 ******************************************************************************************* 23.66/13.50 *********************** WORKING TRANSITION SYSTEM (DAG) *********************** 23.66/13.50 ******************************************************************************************* 23.66/13.50 23.66/13.50 Init Location: 0 23.66/13.50 Graph 0: 23.66/13.50 Transitions: 23.66/13.50 Variables: 23.66/13.50 23.66/13.50 Graph 1: 23.66/13.50 Transitions: 23.66/13.50 1 + main_j, rest remain the same}> 23.66/13.50 1 + main_i, main_j -> 1 + main_i, rest remain the same}> 23.66/13.50 Variables: 23.66/13.50 main_j, main_i 23.66/13.50 23.66/13.50 Graph 2: 23.66/13.50 Transitions: 23.66/13.50 Variables: 23.66/13.50 23.66/13.50 Precedence: 23.66/13.50 Graph 0 23.66/13.50 23.66/13.50 Graph 1 23.66/13.50 undef2, rest remain the same}> 23.66/13.50 23.66/13.50 Graph 2 23.66/13.50 23.66/13.50 1 + main_i, rest remain the same}> 23.66/13.50 23.66/13.50 Map Locations to Subgraph: 23.66/13.50 ( 0 , 0 ) 23.66/13.50 ( 5 , 1 ) 23.66/13.50 ( 11 , 2 ) 23.66/13.50 23.66/13.50 ******************************************************************************************* 23.66/13.50 ******************************** CHECKING ASSERTIONS ******************************** 23.66/13.50 ******************************************************************************************* 23.66/13.50 23.66/13.50 Proving termination of subgraph 0 23.66/13.50 Proving termination of subgraph 1 23.66/13.50 Checking unfeasibility... 23.66/13.50 Time used: 0.009451 23.66/13.50 23.66/13.50 Checking conditional termination of SCC {l5}... 23.66/13.50 23.66/13.50 LOG: CALL solveLinear 23.66/13.50 23.66/13.50 LOG: RETURN solveLinear - Elapsed time: 0.001174s 23.66/13.50 Ranking function: 8 - main_i 23.66/13.50 New Graphs: 23.66/13.50 Transitions: 23.66/13.50 1 + main_j, rest remain the same}> 23.66/13.50 Variables: 23.66/13.50 main_j 23.66/13.50 Checking conditional termination of SCC {l5}... 23.66/13.50 23.66/13.50 LOG: CALL solveLinear 23.66/13.50 23.66/13.50 LOG: RETURN solveLinear - Elapsed time: 0.000380s 23.66/13.50 23.66/13.50 LOG: CALL solveLinear 23.66/13.50 23.66/13.50 LOG: RETURN solveLinear - Elapsed time: 0.001148s 23.66/13.50 [63279 : 63281] 23.66/13.50 [63279 : 63282] 23.66/13.50 Solving with 1 template(s). 23.66/13.50 23.66/13.50 LOG: CALL solveNonLinearGetFirstSolution 23.66/13.50 23.66/13.50 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.009835s 23.66/13.50 Time used: 0.009498 23.66/13.50 Improving Solution with cost 1 ... 23.66/13.50 23.66/13.50 LOG: CALL solveNonLinearGetNextSolution 23.66/13.50 23.66/13.50 LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 1.000648s 23.66/13.50 Time used: 1.00052 23.66/13.50 23.66/13.50 LOG: SAT solveNonLinear - Elapsed time: 1.010483s 23.66/13.50 Cost: 1; Total time: 1.01002 23.66/13.50 Termination implied by a set of invariant(s): 23.66/13.50 Invariant at l5: main_i <= main_j 23.66/13.50 [ Invariant Graph ] 23.66/13.50 Strengthening and disabling transitions... 23.66/13.50 23.66/13.50 LOG: CALL solverLinear in Graph for feasibility 23.66/13.50 23.66/13.50 LOG: RETURN solveLinear in Graph for feasibility 23.66/13.50 Strengthening transition (result): 23.66/13.50 1 + main_j, rest remain the same}> 23.66/13.50 23.66/13.50 LOG: CALL solverLinear in Graph for feasibility 23.66/13.50 23.66/13.50 LOG: RETURN solveLinear in Graph for feasibility 23.66/13.50 Strengthening transition (result): 23.66/13.50 1 + main_i, main_j -> 1 + main_i, rest remain the same}> 23.66/13.50 [ Termination Graph ] 23.66/13.50 Strengthening and disabling transitions... 23.66/13.50 23.66/13.50 LOG: CALL solverLinear in Graph for feasibility 23.66/13.50 23.66/13.50 LOG: RETURN solveLinear in Graph for feasibility 23.66/13.50 Strengthening transition (result): 23.66/13.50 1 + main_j, rest remain the same}> 23.66/13.50 Quasi-ranking function: 50000 - main_j 23.66/13.50 New Graphs: 23.66/13.50 Transitions: 23.66/13.50 1 + main_j, rest remain the same}> 23.66/13.50 Variables: 23.66/13.50 main_j 23.66/13.50 Checking conditional termination of SCC {l5}... 23.66/13.50 23.66/13.50 LOG: CALL solveLinear 23.66/13.50 23.66/13.50 LOG: RETURN solveLinear - Elapsed time: 0.000513s 23.66/13.50 23.66/13.50 LOG: CALL solveLinear 23.66/13.50 23.66/13.50 LOG: RETURN solveLinear - Elapsed time: 0.001764s 23.66/13.50 [63279 : 63286] 23.66/13.50 [63279 : 63287] 23.66/13.50 Solving with 1 template(s). 23.66/13.50 23.66/13.50 LOG: CALL solveNonLinearGetFirstSolution 23.66/13.50 23.66/13.50 LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 4.101871s 23.66/13.50 Time used: 4.10125 23.66/13.50 Termination failed. Trying to show unreachability... 23.66/13.50 Proving unreachability of entry: undef2, rest remain the same}> 23.66/13.50 23.66/13.50 LOG: CALL check - Post:1 <= 0 - Process 1 23.66/13.50 * Exit transition: undef2, rest remain the same}> 23.66/13.50 * Postcondition : 1 <= 0 23.66/13.50 23.66/13.50 LOG: CALL solveLinear 23.66/13.50 23.66/13.50 LOG: RETURN solveLinear - Elapsed time: 0.007143s 23.66/13.50 > Postcondition is not implied! 23.66/13.50 23.66/13.50 LOG: RETURN check - Elapsed time: 0.007257s 23.66/13.50 Cannot prove unreachability 23.66/13.50 23.66/13.50 [63279 : 63291] 23.66/13.50 [63279 : 63295] 23.66/13.50 Successful child: 63291 23.66/13.50 23.66/13.50 Program does NOT terminate 23.66/13.50 EOF