0.00/0.15 NO 0.00/0.15 0.00/0.15 Solver Timeout: 4 0.00/0.15 Global Timeout: 300 0.00/0.15 Maximum number of concurrent processes: 900 0.00/0.15 ******************************************************************************************* 0.00/0.15 *********************** UNPROCESSED TRANSITION SYSTEMS PER FUNCTION *********************** 0.00/0.15 ******************************************************************************************* 0.00/0.15 0.00/0.15 0.00/0.15 List of LLVMGraphs + assumeNodes + staticAssertNodes [1] : 0.00/0.15 0.00/0.15 +++++++++++++++++++++++++++++++ main +++++++++++++++++++++++++++++++ 0.00/0.15 + + 0.00/0.15 Init Location: 0 0.00/0.15 Transitions: 0.00/0.15 0, main_i -> ¿functionCall(__VERIFIER_nondet_int)}> 0.00/0.15 0.00/0.15 5))> 0.00/0.15 5)> 0.00/0.15 0.00/0.15 0.00/0.15 (main_i - 1)}> 0.00/0.15 0.00/0.15 0.00/0.15 0}> 0.00/0.15 0.00/0.15 Fresh variables: 0.00/0.15 0.00/0.15 Undef variables: 0.00/0.15 0.00/0.15 Abstraction variables: 0.00/0.15 0.00/0.15 Exit nodes: 0.00/0.15 0.00/0.15 Accepting locations: 0.00/0.15 0.00/0.15 Asserts: 0.00/0.15 0.00/0.15 + Assume Nodes [0]: ++++++++++++++++++++++++++++++++++++++++++++++++ 0.00/0.15 0.00/0.15 + Static Assert Nodes [0]: +++++++++++++++++++++++++++++++++++++++++ 0.00/0.15 0.00/0.15 + After preprocess (paralelization): ++++++++++++++++++++++++++++++ 0.00/0.15 0.00/0.15 Init Location: 0 0.00/0.15 Transitions: 0.00/0.15 0}> 0.00/0.15 ¿functionCall(__VERIFIER_nondet_int)}> 0.00/0.15 varCall_1}> 0.00/0.15 0.00/0.15 5)> 0.00/0.15 5))> 0.00/0.15 0.00/0.15 0.00/0.15 (main_i - 1)}> 0.00/0.15 0.00/0.15 0.00/0.15 0}> 0.00/0.15 0.00/0.15 Fresh variables: 0.00/0.15 0.00/0.15 Undef variables: 0.00/0.15 0.00/0.15 Abstraction variables: 0.00/0.15 0.00/0.15 Exit nodes: 0.00/0.15 8, 0.00/0.15 Accepting locations: 0.00/0.15 0.00/0.15 Asserts: 0.00/0.15 0.00/0.15 + + 0.00/0.15 +++++++++++++++++++++++++++++++ main +++++++++++++++++++++++++++++++ 0.00/0.15 0.00/0.15 0.00/0.15 Function Return and Parameters Information [2 functions]: 0.00/0.15 function name: __VERIFIER_nondet_int [1 return + 0 parameters] demangled: __VERIFIER_nondet_int 0.00/0.15 __VERIFIER_nondet_int__func_return_ [function result] : int 0.00/0.15 function name: main [1 return + 0 parameters] demangled: main 0.00/0.15 main__func_return_ [function result] : int 0.00/0.15 0.00/0.15 0.00/0.15 AST Ident Scanner Information [3 idents]: 0.00/0.15 __VERIFIER_nondet_int | function | [integer, ()] | | 0.00/0.15 main | function | [integer, ()] | 0.00/0.15 i | local variable | integer | | 0.00/0.15 0.00/0.15 Main function: main 0.00/0.15 Preprocessed LLVMGraph 0.00/0.15 Init Location: 0 0.00/0.15 Transitions: 0.00/0.15 0.00/0.15 5) /\ (main_i = 10)> 0.00/0.15 5) /\ (main_i < 10), par{main_i -> (main_i - 1)}> 0.00/0.15 5) /\ (main_i > 10), par{main_i -> (main_i - 1)}> 0.00/0.15 5))> 0.00/0.15 0.00/0.15 Fresh variables: 0.00/0.15 undef2, 0.00/0.15 0.00/0.15 Undef variables: 0.00/0.15 undef2, 0.00/0.15 0.00/0.15 Abstraction variables: 0.00/0.15 0.00/0.15 Exit nodes: 0.00/0.15 8, 0.00/0.15 Accepting locations: 0.00/0.15 0.00/0.15 Asserts: 0.00/0.15 0.00/0.15 ************************************************************* 0.00/0.15 ******************************************************************************************* 0.00/0.15 *********************** WORKING TRANSITION SYSTEM (DAG) *********************** 0.00/0.15 ******************************************************************************************* 0.00/0.15 0.00/0.15 Init Location: 0 0.00/0.15 Graph 0: 0.00/0.15 Transitions: 0.00/0.15 Variables: 0.00/0.15 0.00/0.15 Graph 1: 0.00/0.15 Transitions: 0.00/0.15 0.00/0.15 -1 + main_i, rest remain the same}> 0.00/0.15 -1 + main_i, rest remain the same}> 0.00/0.15 Variables: 0.00/0.15 main_i 0.00/0.15 0.00/0.15 Graph 2: 0.00/0.15 Transitions: 0.00/0.15 Variables: 0.00/0.15 0.00/0.15 Precedence: 0.00/0.15 Graph 0 0.00/0.15 0.00/0.15 Graph 1 0.00/0.15 0.00/0.15 0.00/0.15 Graph 2 0.00/0.15 0.00/0.15 0.00/0.15 Map Locations to Subgraph: 0.00/0.15 ( 0 , 0 ) 0.00/0.15 ( 2 , 1 ) 0.00/0.15 ( 8 , 2 ) 0.00/0.15 0.00/0.15 ******************************************************************************************* 0.00/0.15 ******************************** CHECKING ASSERTIONS ******************************** 0.00/0.15 ******************************************************************************************* 0.00/0.15 0.00/0.15 Proving termination of subgraph 0 0.00/0.15 Proving termination of subgraph 1 0.00/0.15 Checking unfeasibility... 0.00/0.15 Time used: 0.003445 0.00/0.15 0.00/0.15 Checking conditional termination of SCC {l2}... 0.00/0.15 0.00/0.15 LOG: CALL solveLinear 0.00/0.15 0.00/0.15 LOG: RETURN solveLinear - Elapsed time: 0.000947s 0.00/0.15 Ranking function: -6 + main_i 0.00/0.15 New Graphs: 0.00/0.15 Transitions: 0.00/0.15 0.00/0.15 Variables: 0.00/0.15 main_i 0.00/0.15 > No variable changes in termination graph. 0.00/0.15 Checking conditional unfeasibility... 0.00/0.15 Termination failed. Trying to show unreachability... 0.00/0.15 Proving unreachability of entry: 0.00/0.15 0.00/0.15 LOG: CALL check - Post:1 <= 0 - Process 1 0.00/0.15 * Exit transition: 0.00/0.15 * Postcondition : 1 <= 0 0.00/0.15 0.00/0.15 LOG: CALL solveLinear 0.00/0.15 0.00/0.15 LOG: RETURN solveLinear - Elapsed time: 0.000300s 0.00/0.15 > Postcondition is not implied! 0.00/0.15 0.00/0.15 LOG: RETURN check - Elapsed time: 0.000370s 0.00/0.15 Cannot prove unreachability 0.00/0.15 0.00/0.15 [1243 : 1245] 0.00/0.15 [1243 : 1249] 0.00/0.15 Successful child: 1245 0.00/0.15 0.00/0.15 Program does NOT terminate 0.00/0.15 EOF