0.00/0.06 NO 0.00/0.06 0.00/0.06 Solver Timeout: 4 0.00/0.06 Global Timeout: 300 0.00/0.06 Maximum number of concurrent processes: 900 0.00/0.06 ******************************************************************************************* 0.00/0.06 *********************** UNPROCESSED TRANSITION SYSTEMS PER FUNCTION *********************** 0.00/0.06 ******************************************************************************************* 0.00/0.06 0.00/0.06 0.00/0.06 List of LLVMGraphs + assumeNodes + staticAssertNodes [1] : 0.00/0.06 0.00/0.06 +++++++++++++++++++++++++++++++ main +++++++++++++++++++++++++++++++ 0.00/0.06 + + 0.00/0.06 Init Location: 0 0.00/0.06 Transitions: 0.00/0.06 0, main_a -> 5, main_b -> 3, main_i -> 0}> 0.00/0.06 0.00/0.06 0.00/0.06 0.00/0.06 (main_i + 0)}> 0.00/0.06 0.00/0.06 0}> 0.00/0.06 0.00/0.06 Fresh variables: 0.00/0.06 0.00/0.06 Undef variables: 0.00/0.06 0.00/0.06 Abstraction variables: 0.00/0.06 0.00/0.06 Exit nodes: 0.00/0.06 0.00/0.06 Accepting locations: 0.00/0.06 0.00/0.06 Asserts: 0.00/0.06 0.00/0.06 + Assume Nodes [0]: ++++++++++++++++++++++++++++++++++++++++++++++++ 0.00/0.06 0.00/0.06 + Static Assert Nodes [0]: +++++++++++++++++++++++++++++++++++++++++ 0.00/0.06 0.00/0.06 + After preprocess (paralelization): ++++++++++++++++++++++++++++++ 0.00/0.06 0.00/0.06 Init Location: 0 0.00/0.06 Transitions: 0.00/0.06 0, main_a -> 5, main_b -> 3, main_i -> 0}> 0.00/0.06 0.00/0.06 0.00/0.06 0.00/0.06 (main_i + 0)}> 0.00/0.06 0.00/0.06 0}> 0.00/0.06 0.00/0.06 Fresh variables: 0.00/0.06 0.00/0.06 Undef variables: 0.00/0.06 0.00/0.06 Abstraction variables: 0.00/0.06 0.00/0.06 Exit nodes: 0.00/0.06 6, 0.00/0.06 Accepting locations: 0.00/0.06 0.00/0.06 Asserts: 0.00/0.06 0.00/0.06 + + 0.00/0.06 +++++++++++++++++++++++++++++++ main +++++++++++++++++++++++++++++++ 0.00/0.06 0.00/0.06 0.00/0.06 Function Return and Parameters Information [1 functions]: 0.00/0.06 function name: main [1 return + 0 parameters] demangled: main 0.00/0.06 main__func_return_ [function result] : int 0.00/0.06 0.00/0.06 0.00/0.06 AST Ident Scanner Information [5 idents]: 0.00/0.06 __VERIFIER_nondet_int | function | [integer, ()] | 0.00/0.06 main | function | [integer, ()] | 0.00/0.06 a | local variable | integer | | 0.00/0.06 b | local variable | integer | | 0.00/0.06 i | local variable | integer | | 0.00/0.06 0.00/0.06 Main function: main 0.00/0.06 Preprocessed LLVMGraph 0.00/0.06 Init Location: 0 0.00/0.06 Transitions: 0.00/0.06 0.00/0.06 (main_i + 0)}> 0.00/0.06 0.00/0.06 0.00/0.06 Fresh variables: 0.00/0.06 0.00/0.06 Undef variables: 0.00/0.06 0.00/0.06 Abstraction variables: 0.00/0.06 0.00/0.06 Exit nodes: 0.00/0.06 6, 0.00/0.06 Accepting locations: 0.00/0.06 0.00/0.06 Asserts: 0.00/0.06 0.00/0.06 ************************************************************* 0.00/0.06 ******************************************************************************************* 0.00/0.06 *********************** WORKING TRANSITION SYSTEM (DAG) *********************** 0.00/0.06 ******************************************************************************************* 0.00/0.06 0.00/0.06 Init Location: 0 0.00/0.06 Graph 0: 0.00/0.06 Transitions: 0.00/0.06 Variables: 0.00/0.06 0.00/0.06 Graph 1: 0.00/0.06 Transitions: 0.00/0.06 0.00/0.06 Variables: 0.00/0.06 main_i 0.00/0.06 0.00/0.06 Graph 2: 0.00/0.06 Transitions: 0.00/0.06 Variables: 0.00/0.06 0.00/0.06 Precedence: 0.00/0.06 Graph 0 0.00/0.06 0.00/0.06 Graph 1 0.00/0.06 0.00/0.06 0.00/0.06 Graph 2 0.00/0.06 0.00/0.06 0.00/0.06 Map Locations to Subgraph: 0.00/0.06 ( 0 , 0 ) 0.00/0.06 ( 2 , 1 ) 0.00/0.06 ( 6 , 2 ) 0.00/0.06 0.00/0.06 ******************************************************************************************* 0.00/0.06 ******************************** CHECKING ASSERTIONS ******************************** 0.00/0.06 ******************************************************************************************* 0.00/0.06 0.00/0.06 Proving termination of subgraph 0 0.00/0.06 Proving termination of subgraph 1 0.00/0.06 Checking unfeasibility... 0.00/0.06 Time used: 0.001282 0.00/0.06 0.00/0.06 > No variable changes in termination graph. 0.00/0.06 Checking conditional unfeasibility... 0.00/0.06 Calling Safety with literal 10 <= main_i and entry 0.00/0.06 0.00/0.06 LOG: CALL check - Post:10 <= main_i - Process 1 0.00/0.06 * Exit transition: 0.00/0.06 * Postcondition : 10 <= main_i 0.00/0.06 Postcodition moved up: 10 <= main_i 0.00/0.06 0.00/0.06 LOG: Try proving POST 0.00/0.06 0.00/0.06 LOG: CALL check - Post:10 <= main_i - Process 2 0.00/0.06 * Exit transition: 0.00/0.06 * Postcondition : 10 <= main_i 0.00/0.06 0.00/0.06 LOG: CALL solveLinear 0.00/0.06 0.00/0.06 LOG: RETURN solveLinear - Elapsed time: 0.000243s 0.00/0.06 > Postcondition is not implied! 0.00/0.06 0.00/0.06 LOG: RETURN check - Elapsed time: 0.000317s 0.00/0.06 0.00/0.06 LOG: NarrowEntry size 1 0.00/0.06 Narrowing transition: 0.00/0.06 0.00/0.06 0.00/0.06 LOG: Narrow transition size 1 0.00/0.06 ENTRIES: 0.00/0.06 0.00/0.06 END ENTRIES: 0.00/0.06 GRAPH: 0.00/0.06 0.00/0.06 END GRAPH: 0.00/0.06 EXIT: 0.00/0.06 POST: 10 <= main_i 0.00/0.06 0.00/0.06 0.00/0.06 LOG: Try proving POST 0.00/0.06 [61470 : 61472] 0.00/0.06 [61470 : 61473] 0.00/0.06 [61470 : 61474] 0.00/0.06 0.00/0.06 LOG: Postcondition is not implied - no solution 0.00/0.06 > Postcondition is not implied! 0.00/0.06 0.00/0.06 LOG: RETURN check - Elapsed time: 0.020622s 0.00/0.06 0.00/0.06 [61470 : 61475] 0.00/0.06 [61470 : 61479] 0.00/0.06 Successful child: 61475 0.00/0.06 0.00/0.06 Program does NOT terminate 0.00/0.06 EOF