0.00/0.02 YES 0.00/0.02 0.00/0.03 Solver Timeout: 4 0.00/0.03 Global Timeout: 300 0.00/0.03 Maximum number of concurrent processes: 900 0.00/0.03 ******************************************************************************************* 0.00/0.03 *********************** UNPROCESSED TRANSITION SYSTEMS PER FUNCTION *********************** 0.00/0.03 ******************************************************************************************* 0.00/0.03 0.00/0.03 0.00/0.03 List of LLVMGraphs + assumeNodes + staticAssertNodes [1] : 0.00/0.03 0.00/0.03 +++++++++++++++++++++++++++++++ main +++++++++++++++++++++++++++++++ 0.00/0.03 + + 0.00/0.03 Init Location: 0 0.00/0.03 Transitions: 0.00/0.03 0, main_i -> ¿functionCall(__VERIFIER_nondet_int), main_x -> 0, main_y -> 0}> 0.00/0.03 10)> 0.00/0.03 10))> 0.00/0.03 1}> 0.00/0.03 0.00/0.03 1}> 0.00/0.03 0.00/0.03 0.00/0.03 0.00/0.03 0.00/0.03 0.00/0.03 0}> 0.00/0.03 0.00/0.03 Fresh variables: 0.00/0.03 0.00/0.03 Undef variables: 0.00/0.03 0.00/0.03 Abstraction variables: 0.00/0.03 0.00/0.03 Exit nodes: 0.00/0.03 0.00/0.03 Accepting locations: 0.00/0.03 0.00/0.03 Asserts: 0.00/0.03 0.00/0.03 + Assume Nodes [0]: ++++++++++++++++++++++++++++++++++++++++++++++++ 0.00/0.03 0.00/0.03 + Static Assert Nodes [0]: +++++++++++++++++++++++++++++++++++++++++ 0.00/0.03 0.00/0.03 + After preprocess (paralelization): ++++++++++++++++++++++++++++++ 0.00/0.03 0.00/0.03 Init Location: 0 0.00/0.03 Transitions: 0.00/0.03 0}> 0.00/0.03 ¿functionCall(__VERIFIER_nondet_int)}> 0.00/0.03 varCall_1, main_x -> 0, main_y -> 0}> 0.00/0.03 10)> 0.00/0.03 10))> 0.00/0.03 1}> 0.00/0.03 0.00/0.03 1}> 0.00/0.03 0.00/0.03 0.00/0.03 0.00/0.03 0.00/0.03 0.00/0.03 0}> 0.00/0.03 0.00/0.03 Fresh variables: 0.00/0.03 0.00/0.03 Undef variables: 0.00/0.03 0.00/0.03 Abstraction variables: 0.00/0.03 0.00/0.03 Exit nodes: 0.00/0.03 10, 0.00/0.03 Accepting locations: 0.00/0.03 0.00/0.03 Asserts: 0.00/0.03 0.00/0.03 + + 0.00/0.03 +++++++++++++++++++++++++++++++ main +++++++++++++++++++++++++++++++ 0.00/0.03 0.00/0.03 0.00/0.03 Function Return and Parameters Information [2 functions]: 0.00/0.03 function name: __VERIFIER_nondet_int [1 return + 0 parameters] demangled: __VERIFIER_nondet_int 0.00/0.03 __VERIFIER_nondet_int__func_return_ [function result] : int 0.00/0.03 function name: main [1 return + 0 parameters] demangled: main 0.00/0.03 main__func_return_ [function result] : int 0.00/0.03 0.00/0.03 0.00/0.03 AST Ident Scanner Information [5 idents]: 0.00/0.03 __VERIFIER_nondet_int | function | [integer, ()] | | 0.00/0.03 main | function | [integer, ()] | 0.00/0.03 i | local variable | integer | | 0.00/0.03 x | local variable | integer | | 0.00/0.03 y | local variable | integer | | 0.00/0.03 0.00/0.03 Main function: main 0.00/0.03 Preprocessed LLVMGraph 0.00/0.03 Init Location: 0 0.00/0.03 Transitions: 0.00/0.03 10), par{main_x -> 1, main_y -> 0}> 0.00/0.03 10)), par{main_x -> 0, main_y -> 1}> 0.00/0.03 0.00/0.03 0.00/0.03 main_y)> 0.00/0.03 0.00/0.03 Fresh variables: 0.00/0.03 undef2, 0.00/0.03 0.00/0.03 Undef variables: 0.00/0.03 undef2, 0.00/0.03 0.00/0.03 Abstraction variables: 0.00/0.03 0.00/0.03 Exit nodes: 0.00/0.03 10, 0.00/0.03 Accepting locations: 0.00/0.03 0.00/0.03 Asserts: 0.00/0.03 0.00/0.03 ************************************************************* 0.00/0.03 ******************************************************************************************* 0.00/0.03 *********************** WORKING TRANSITION SYSTEM (DAG) *********************** 0.00/0.03 ******************************************************************************************* 0.00/0.03 0.00/0.03 Init Location: 0 0.00/0.03 Graph 0: 0.00/0.03 Transitions: 0.00/0.03 Variables: 0.00/0.03 0.00/0.03 Graph 1: 0.00/0.03 Transitions: 0.00/0.03 0.00/0.03 Variables: 0.00/0.03 main_x, main_y 0.00/0.03 0.00/0.03 Graph 2: 0.00/0.03 Transitions: 0.00/0.03 Variables: 0.00/0.03 0.00/0.03 Precedence: 0.00/0.03 Graph 0 0.00/0.03 0.00/0.03 Graph 1 0.00/0.03 1, main_y -> 0, rest remain the same}> 0.00/0.03 0, main_y -> 1, rest remain the same}> 0.00/0.03 0.00/0.03 Graph 2 0.00/0.03 0.00/0.03 0.00/0.03 0.00/0.03 Map Locations to Subgraph: 0.00/0.03 ( 0 , 0 ) 0.00/0.03 ( 7 , 1 ) 0.00/0.03 ( 10 , 2 ) 0.00/0.03 0.00/0.03 ******************************************************************************************* 0.00/0.03 ******************************** CHECKING ASSERTIONS ******************************** 0.00/0.03 ******************************************************************************************* 0.00/0.03 0.00/0.03 Proving termination of subgraph 0 0.00/0.03 Proving termination of subgraph 1 0.00/0.03 Checking unfeasibility... 0.00/0.03 Time used: 0.001833 0.00/0.03 0.00/0.03 > No variable changes in termination graph. 0.00/0.03 Checking conditional unfeasibility... 0.00/0.03 Calling Safety with literal 1 + main_x <= main_y and entry 0.00/0.03 0.00/0.03 LOG: CALL check - Post:1 + main_x <= main_y - Process 1 0.00/0.03 * Exit transition: 0.00/0.03 * Postcondition : 1 + main_x <= main_y 0.00/0.03 Postcodition moved up: 1 + main_x <= main_y 0.00/0.03 0.00/0.03 LOG: Try proving POST 0.00/0.03 0.00/0.03 LOG: Postcondition implied 0.00/0.03 > Postcondition implied! 0.00/0.03 0.00/0.03 LOG: RETURN check - Elapsed time: 0.000839s 0.00/0.03 Proving termination of subgraph 2 0.00/0.03 Analyzing SCC {l10}... 0.00/0.03 No cycles found. 0.00/0.03 0.00/0.03 Program Terminates 0.00/0.03 EOF