0.00/0.09 YES 0.00/0.09 0.00/0.09 Solver Timeout: 4 0.00/0.09 Global Timeout: 300 0.00/0.09 Maximum number of concurrent processes: 900 0.00/0.09 ******************************************************************************************* 0.00/0.09 *********************** UNPROCESSED TRANSITION SYSTEMS PER FUNCTION *********************** 0.00/0.09 ******************************************************************************************* 0.00/0.09 0.00/0.09 0.00/0.09 List of LLVMGraphs + assumeNodes + staticAssertNodes [1] : 0.00/0.09 0.00/0.09 +++++++++++++++++++++++++++++++ main +++++++++++++++++++++++++++++++ 0.00/0.09 + + 0.00/0.09 Init Location: 0 0.00/0.09 Transitions: 0.00/0.09 0, main_y -> ¿functionCall(__VERIFIER_nondet_int), main_z -> ¿functionCall(__VERIFIER_nondet_int)}> 0.00/0.09 0.00/0.09 0.00/0.09 1}> 0.00/0.09 0.00/0.09 ~(1)}> 0.00/0.09 0.00/0.09 0.00/0.09 0.00/0.09 0.00/0.09 0.00/0.09 0.00/0.09 (main_y + main_x), main_z -> (main_z - main_x)}> 0.00/0.09 0.00/0.09 0}> 0.00/0.09 0.00/0.09 Fresh variables: 0.00/0.09 0.00/0.09 Undef variables: 0.00/0.09 0.00/0.09 Abstraction variables: 0.00/0.09 0.00/0.09 Exit nodes: 0.00/0.09 0.00/0.09 Accepting locations: 0.00/0.09 0.00/0.09 Asserts: 0.00/0.09 0.00/0.09 + Assume Nodes [0]: ++++++++++++++++++++++++++++++++++++++++++++++++ 0.00/0.09 0.00/0.09 + Static Assert Nodes [0]: +++++++++++++++++++++++++++++++++++++++++ 0.00/0.09 0.00/0.09 + After preprocess (paralelization): ++++++++++++++++++++++++++++++ 0.00/0.09 0.00/0.09 Init Location: 0 0.00/0.09 Transitions: 0.00/0.09 0}> 0.00/0.09 ¿functionCall(__VERIFIER_nondet_int)}> 0.00/0.09 varCall_1}> 0.00/0.09 ¿functionCall(__VERIFIER_nondet_int)}> 0.00/0.09 varCall_2}> 0.00/0.09 ¿functionCall(__VERIFIER_nondet_int)}> 0.00/0.09 0.00/0.09 0.00/0.09 1}> 0.00/0.09 0.00/0.09 ~(1)}> 0.00/0.09 0.00/0.09 0.00/0.09 0.00/0.09 0.00/0.09 0.00/0.09 0.00/0.09 (main_y + main_x), main_z -> (main_z - main_x)}> 0.00/0.09 0.00/0.09 0}> 0.00/0.09 0.00/0.09 Fresh variables: 0.00/0.09 0.00/0.09 Undef variables: 0.00/0.09 0.00/0.09 Abstraction variables: 0.00/0.09 0.00/0.09 Exit nodes: 0.00/0.09 12, 0.00/0.09 Accepting locations: 0.00/0.09 0.00/0.09 Asserts: 0.00/0.09 0.00/0.09 + + 0.00/0.09 +++++++++++++++++++++++++++++++ main +++++++++++++++++++++++++++++++ 0.00/0.09 0.00/0.09 0.00/0.09 Function Return and Parameters Information [2 functions]: 0.00/0.09 function name: __VERIFIER_nondet_int [1 return + 0 parameters] demangled: __VERIFIER_nondet_int 0.00/0.09 __VERIFIER_nondet_int__func_return_ [function result] : int 0.00/0.09 function name: main [1 return + 0 parameters] demangled: main 0.00/0.09 main__func_return_ [function result] : int 0.00/0.09 0.00/0.09 0.00/0.09 AST Ident Scanner Information [5 idents]: 0.00/0.09 __VERIFIER_nondet_int | function | [integer, ()] | | 0.00/0.09 main | function | [integer, ()] | 0.00/0.09 x | local variable | integer | | 0.00/0.09 y | local variable | integer | | 0.00/0.09 z | local variable | integer | | 0.00/0.09 0.00/0.09 Main function: main 0.00/0.09 Preprocessed LLVMGraph 0.00/0.09 Init Location: 0 0.00/0.09 Transitions: 0.00/0.09 ~(1)}> 0.00/0.09 1}> 0.00/0.09 (main_y + main_x), main_z -> (main_z - main_x)}> 0.00/0.09 0.00/0.09 0.00/0.09 0.00/0.09 Fresh variables: 0.00/0.09 undef4, undef5, undef6, 0.00/0.09 0.00/0.09 Undef variables: 0.00/0.09 undef4, undef5, undef6, 0.00/0.09 0.00/0.09 Abstraction variables: 0.00/0.09 0.00/0.09 Exit nodes: 0.00/0.09 12, 0.00/0.09 Accepting locations: 0.00/0.09 0.00/0.09 Asserts: 0.00/0.09 0.00/0.09 ************************************************************* 0.00/0.09 ******************************************************************************************* 0.00/0.09 *********************** WORKING TRANSITION SYSTEM (DAG) *********************** 0.00/0.09 ******************************************************************************************* 0.00/0.09 0.00/0.09 Init Location: 0 0.00/0.09 Graph 0: 0.00/0.09 Transitions: 0.00/0.09 Variables: 0.00/0.09 0.00/0.09 Graph 1: 0.00/0.09 Transitions: 0.00/0.09 main_x + main_y, main_z -> -main_x + main_z, rest remain the same}> 0.00/0.09 Variables: 0.00/0.09 main_x, main_y, main_z 0.00/0.09 0.00/0.09 Graph 2: 0.00/0.09 Transitions: 0.00/0.09 Variables: 0.00/0.09 0.00/0.09 Precedence: 0.00/0.09 Graph 0 0.00/0.09 0.00/0.09 Graph 1 0.00/0.09 -1, rest remain the same}> 0.00/0.09 1, rest remain the same}> 0.00/0.09 0.00/0.09 Graph 2 0.00/0.09 0.00/0.09 0.00/0.09 0.00/0.09 Map Locations to Subgraph: 0.00/0.09 ( 0 , 0 ) 0.00/0.09 ( 7 , 1 ) 0.00/0.09 ( 12 , 2 ) 0.00/0.09 0.00/0.09 ******************************************************************************************* 0.00/0.09 ******************************** CHECKING ASSERTIONS ******************************** 0.00/0.09 ******************************************************************************************* 0.00/0.09 0.00/0.09 Proving termination of subgraph 0 0.00/0.09 Proving termination of subgraph 1 0.00/0.09 Checking unfeasibility... 0.00/0.09 Time used: 0.00252 0.00/0.09 0.00/0.09 Checking conditional termination of SCC {l7}... 0.00/0.09 0.00/0.09 LOG: CALL solveLinear 0.00/0.09 0.00/0.09 LOG: RETURN solveLinear - Elapsed time: 0.000616s 0.00/0.09 0.00/0.09 LOG: CALL solveLinear 0.00/0.09 0.00/0.09 LOG: RETURN solveLinear - Elapsed time: 0.001945s 0.00/0.09 [13186 : 13188] 0.00/0.09 [13186 : 13189] 0.00/0.09 Successful child: 13188 0.00/0.09 [ Invariant Graph ] 0.00/0.09 Strengthening and disabling transitions... 0.00/0.09 0.00/0.09 LOG: CALL solverLinear in Graph for feasibility 0.00/0.09 0.00/0.09 LOG: RETURN solveLinear in Graph for feasibility 0.00/0.09 Strengthening transition (result): 0.00/0.09 main_x + main_y, main_z -> -main_x + main_z, rest remain the same}> 0.00/0.09 [ Termination Graph ] 0.00/0.09 Strengthening and disabling transitions... 0.00/0.09 0.00/0.09 LOG: CALL solverLinear in Graph for feasibility 0.00/0.09 0.00/0.09 LOG: RETURN solveLinear in Graph for feasibility 0.00/0.09 Strengthening transition (result): 0.00/0.09 main_x + main_y, main_z -> -main_x + main_z, rest remain the same}> 0.00/0.09 Ranking function: 99 - main_y 0.00/0.09 New Graphs: 0.00/0.09 0.00/0.09 LOG: CALL check - Post:1 <= main_x - Process 1 0.00/0.09 * Exit transition: -1, rest remain the same}> 0.00/0.09 * Postcondition : 1 <= main_x 0.00/0.09 0.00/0.09 LOG: CALL solveLinear 0.00/0.09 0.00/0.09 LOG: RETURN solveLinear - Elapsed time: 0.000528s 0.00/0.09 > Postcondition is not implied! 0.00/0.09 0.00/0.09 LOG: RETURN check - Elapsed time: 0.000626s 0.00/0.09 INVARIANTS: 0.00/0.09 7: 0.00/0.09 Quasi-INVARIANTS to narrow Graph: 0.00/0.09 7: 1 <= main_x , 0.00/0.09 Narrowing transition: 0.00/0.09 main_x + main_y, main_z -> -main_x + main_z, rest remain the same}> 0.00/0.09 0.00/0.09 LOG: Narrow transition size 1 0.00/0.09 invGraph after Narrowing: 0.00/0.09 Transitions: 0.00/0.09 main_x + main_y, main_z -> -main_x + main_z, rest remain the same}> 0.00/0.09 Variables: 0.00/0.09 main_x, main_y, main_z 0.00/0.09 Checking conditional termination of SCC {l7}... 0.00/0.09 0.00/0.09 LOG: CALL solveLinear 0.00/0.09 0.00/0.09 LOG: RETURN solveLinear - Elapsed time: 0.000676s 0.00/0.09 0.00/0.09 LOG: CALL solveLinear 0.00/0.09 0.00/0.09 LOG: RETURN solveLinear - Elapsed time: 0.002418s 0.00/0.09 [13186 : 13193] 0.00/0.09 [13186 : 13194] 0.00/0.09 Successful child: 13193 0.00/0.09 [ Invariant Graph ] 0.00/0.09 Strengthening and disabling transitions... 0.00/0.09 0.00/0.09 LOG: CALL solverLinear in Graph for feasibility 0.00/0.09 0.00/0.09 LOG: RETURN solveLinear in Graph for feasibility 0.00/0.09 Strengthening transition (result): 0.00/0.09 main_x + main_y, main_z -> -main_x + main_z, rest remain the same}> 0.00/0.09 [ Termination Graph ] 0.00/0.09 Strengthening and disabling transitions... 0.00/0.09 0.00/0.09 LOG: CALL solverLinear in Graph for feasibility 0.00/0.09 0.00/0.09 LOG: RETURN solveLinear in Graph for feasibility 0.00/0.09 Strengthening transition (result): 0.00/0.09 main_x + main_y, main_z -> -main_x + main_z, rest remain the same}> 0.00/0.09 Ranking function: 197 - main_z 0.00/0.09 New Graphs: 0.00/0.09 INVARIANTS: 0.00/0.09 7: 1 + main_x <= 0 , 0.00/0.09 Quasi-INVARIANTS to narrow Graph: 0.00/0.09 7: 0.00/0.09 Proving termination of subgraph 2 0.00/0.09 Analyzing SCC {l12}... 0.00/0.09 No cycles found. 0.00/0.09 0.00/0.09 Program Terminates 0.00/0.09 EOF