/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-22 02:44:13,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-22 02:44:13,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-22 02:44:13,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-22 02:44:13,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-22 02:44:13,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-22 02:44:13,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-22 02:44:13,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-22 02:44:13,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-22 02:44:13,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-22 02:44:13,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-22 02:44:13,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-22 02:44:13,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-22 02:44:13,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-22 02:44:13,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-22 02:44:13,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-22 02:44:13,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-22 02:44:13,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-22 02:44:13,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-22 02:44:13,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-22 02:44:13,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-22 02:44:13,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-22 02:44:13,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-22 02:44:13,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-22 02:44:13,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-22 02:44:13,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-22 02:44:13,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-22 02:44:13,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-22 02:44:13,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-22 02:44:13,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-22 02:44:13,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-22 02:44:13,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-22 02:44:13,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-22 02:44:13,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-22 02:44:13,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-22 02:44:13,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-22 02:44:13,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-22 02:44:13,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-22 02:44:13,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-22 02:44:13,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-22 02:44:13,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-22 02:44:13,469 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf [2020-10-22 02:44:13,491 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-22 02:44:13,492 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-22 02:44:13,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-22 02:44:13,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-22 02:44:13,493 INFO L138 SettingsManager]: * Use SBE=true [2020-10-22 02:44:13,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-22 02:44:13,494 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-22 02:44:13,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-22 02:44:13,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-22 02:44:13,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-22 02:44:13,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-22 02:44:13,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-22 02:44:13,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-22 02:44:13,495 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-22 02:44:13,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-22 02:44:13,496 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-22 02:44:13,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-22 02:44:13,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-22 02:44:13,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-22 02:44:13,496 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-22 02:44:13,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-22 02:44:13,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-22 02:44:13,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-22 02:44:13,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-22 02:44:13,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-22 02:44:13,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-22 02:44:13,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-22 02:44:13,498 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-22 02:44:13,498 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-22 02:44:13,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-22 02:44:13,499 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-22 02:44:13,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-22 02:44:13,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-22 02:44:13,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-22 02:44:13,854 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-22 02:44:13,854 INFO L275 PluginConnector]: CDTParser initialized [2020-10-22 02:44:13,855 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing.i [2020-10-22 02:44:13,916 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0408d3c5c/31d282601cd54ee1b6be0c23037f00d3/FLAG5f0e1eeca [2020-10-22 02:44:14,518 INFO L306 CDTParser]: Found 1 translation units. [2020-10-22 02:44:14,519 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing.i [2020-10-22 02:44:14,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0408d3c5c/31d282601cd54ee1b6be0c23037f00d3/FLAG5f0e1eeca [2020-10-22 02:44:14,783 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0408d3c5c/31d282601cd54ee1b6be0c23037f00d3 [2020-10-22 02:44:14,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-22 02:44:14,799 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-22 02:44:14,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-22 02:44:14,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-22 02:44:14,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-22 02:44:14,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 02:44:14" (1/1) ... [2020-10-22 02:44:14,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee55424 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:44:14, skipping insertion in model container [2020-10-22 02:44:14,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 02:44:14" (1/1) ... [2020-10-22 02:44:14,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-22 02:44:14,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-22 02:44:15,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-22 02:44:15,510 INFO L203 MainTranslator]: Completed pre-run [2020-10-22 02:44:15,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-22 02:44:15,716 INFO L208 MainTranslator]: Completed translation [2020-10-22 02:44:15,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:44:15 WrapperNode [2020-10-22 02:44:15,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-22 02:44:15,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-22 02:44:15,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-22 02:44:15,719 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-22 02:44:15,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:44:15" (1/1) ... [2020-10-22 02:44:15,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:44:15" (1/1) ... [2020-10-22 02:44:15,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-22 02:44:15,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-22 02:44:15,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-22 02:44:15,787 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-22 02:44:15,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:44:15" (1/1) ... [2020-10-22 02:44:15,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:44:15" (1/1) ... [2020-10-22 02:44:15,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:44:15" (1/1) ... [2020-10-22 02:44:15,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:44:15" (1/1) ... [2020-10-22 02:44:15,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:44:15" (1/1) ... [2020-10-22 02:44:15,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:44:15" (1/1) ... [2020-10-22 02:44:15,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:44:15" (1/1) ... [2020-10-22 02:44:15,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-22 02:44:15,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-22 02:44:15,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-22 02:44:15,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-22 02:44:15,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:44:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-22 02:44:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-22 02:44:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-22 02:44:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-22 02:44:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-22 02:44:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-22 02:44:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2020-10-22 02:44:15,916 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2020-10-22 02:44:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-22 02:44:15,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-22 02:44:15,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-22 02:44:15,919 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-22 02:44:16,498 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-22 02:44:16,499 INFO L298 CfgBuilder]: Removed 34 assume(true) statements. [2020-10-22 02:44:16,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 02:44:16 BoogieIcfgContainer [2020-10-22 02:44:16,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-22 02:44:16,503 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-22 02:44:16,503 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-22 02:44:16,506 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-22 02:44:16,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 02:44:14" (1/3) ... [2020-10-22 02:44:16,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69cd392e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 02:44:16, skipping insertion in model container [2020-10-22 02:44:16,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:44:15" (2/3) ... [2020-10-22 02:44:16,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69cd392e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 02:44:16, skipping insertion in model container [2020-10-22 02:44:16,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 02:44:16" (3/3) ... [2020-10-22 02:44:16,510 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_78-equ_racing.i [2020-10-22 02:44:16,521 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-22 02:44:16,522 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-22 02:44:16,529 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-22 02:44:16,530 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-22 02:44:16,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,562 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,563 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,564 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,564 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,564 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,564 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,564 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,571 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,572 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,573 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,576 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,576 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,576 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,582 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,583 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,584 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:16,592 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2020-10-22 02:44:16,605 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-22 02:44:16,624 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-22 02:44:16,625 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-22 02:44:16,625 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-22 02:44:16,625 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-22 02:44:16,625 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-22 02:44:16,625 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-22 02:44:16,626 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-22 02:44:16,626 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-22 02:44:16,645 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-22 02:44:16,646 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 169 places, 196 transitions, 400 flow [2020-10-22 02:44:16,648 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 169 places, 196 transitions, 400 flow [2020-10-22 02:44:16,650 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 169 places, 196 transitions, 400 flow [2020-10-22 02:44:16,791 INFO L129 PetriNetUnfolder]: 45/267 cut-off events. [2020-10-22 02:44:16,791 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-10-22 02:44:16,801 INFO L80 FinitePrefix]: Finished finitePrefix Result has 273 conditions, 267 events. 45/267 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 937 event pairs, 0 based on Foata normal form. 0/216 useless extension candidates. Maximal degree in co-relation 136. Up to 8 conditions per place. [2020-10-22 02:44:16,810 INFO L116 LiptonReduction]: Number of co-enabled transitions 9272 [2020-10-22 02:44:19,327 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2020-10-22 02:44:19,909 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2020-10-22 02:44:20,032 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-22 02:44:20,661 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 147 [2020-10-22 02:44:20,934 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-22 02:44:21,587 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 147 [2020-10-22 02:44:21,871 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-22 02:44:22,727 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 171 [2020-10-22 02:44:23,129 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-22 02:44:24,053 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2020-10-22 02:44:24,440 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-22 02:44:24,512 INFO L131 LiptonReduction]: Checked pairs total: 18249 [2020-10-22 02:44:24,512 INFO L133 LiptonReduction]: Total number of compositions: 174 [2020-10-22 02:44:24,519 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 45 places, 65 transitions, 138 flow [2020-10-22 02:44:24,563 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 437 states. [2020-10-22 02:44:24,565 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states. [2020-10-22 02:44:24,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-22 02:44:24,592 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:44:24,593 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-22 02:44:24,594 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:44:24,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:44:24,599 INFO L82 PathProgramCache]: Analyzing trace with hash 739773696, now seen corresponding path program 1 times [2020-10-22 02:44:24,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:44:24,619 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574377967] [2020-10-22 02:44:24,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:44:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:44:24,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:44:24,840 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574377967] [2020-10-22 02:44:24,840 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:44:24,841 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-22 02:44:24,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1658206659] [2020-10-22 02:44:24,842 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:44:24,845 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:44:24,855 INFO L252 McrAutomatonBuilder]: Finished intersection with 6 states and 5 transitions. [2020-10-22 02:44:24,855 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:44:24,860 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:44:24,860 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 02:44:24,861 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:44:24,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 02:44:24,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:44:24,877 INFO L87 Difference]: Start difference. First operand 437 states. Second operand 3 states. [2020-10-22 02:44:24,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:44:24,922 INFO L93 Difference]: Finished difference Result 421 states and 835 transitions. [2020-10-22 02:44:24,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 02:44:24,924 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-10-22 02:44:24,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:44:24,938 INFO L225 Difference]: With dead ends: 421 [2020-10-22 02:44:24,938 INFO L226 Difference]: Without dead ends: 222 [2020-10-22 02:44:24,939 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:44:24,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2020-10-22 02:44:24,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 222. [2020-10-22 02:44:24,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-10-22 02:44:24,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 413 transitions. [2020-10-22 02:44:25,001 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 413 transitions. Word has length 5 [2020-10-22 02:44:25,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:44:25,001 INFO L481 AbstractCegarLoop]: Abstraction has 222 states and 413 transitions. [2020-10-22 02:44:25,001 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 02:44:25,002 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 413 transitions. [2020-10-22 02:44:25,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-22 02:44:25,002 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:44:25,002 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2020-10-22 02:44:25,003 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-22 02:44:25,003 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:44:25,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:44:25,004 INFO L82 PathProgramCache]: Analyzing trace with hash 1403713690, now seen corresponding path program 1 times [2020-10-22 02:44:25,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:44:25,006 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433404069] [2020-10-22 02:44:25,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:44:25,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 02:44:25,060 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 02:44:25,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 02:44:25,101 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 02:44:25,137 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-22 02:44:25,138 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-22 02:44:25,139 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-22 02:44:25,140 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-22 02:44:25,141 WARN L371 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-22 02:44:25,142 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-10-22 02:44:25,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,167 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,167 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,171 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,172 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,173 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,173 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,176 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,177 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,178 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,178 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,178 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,178 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,178 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,179 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,179 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,179 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,179 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,179 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,180 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,180 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,180 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,180 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,181 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,181 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,181 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,181 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,181 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,182 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,182 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,187 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,188 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,189 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,189 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,191 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,192 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,193 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,193 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,193 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,193 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,193 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,193 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,194 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,196 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,196 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,196 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,197 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,197 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,197 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,197 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,197 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,197 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,198 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,198 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,198 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,198 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,198 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,198 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,199 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:25,203 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2020-10-22 02:44:25,204 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-22 02:44:25,204 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-22 02:44:25,204 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-22 02:44:25,204 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-22 02:44:25,204 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-22 02:44:25,205 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-22 02:44:25,205 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-22 02:44:25,205 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-22 02:44:25,205 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-22 02:44:25,208 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-22 02:44:25,209 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 220 places, 259 transitions, 536 flow [2020-10-22 02:44:25,209 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 220 places, 259 transitions, 536 flow [2020-10-22 02:44:25,209 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 220 places, 259 transitions, 536 flow [2020-10-22 02:44:25,288 INFO L129 PetriNetUnfolder]: 76/424 cut-off events. [2020-10-22 02:44:25,288 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2020-10-22 02:44:25,296 INFO L80 FinitePrefix]: Finished finitePrefix Result has 438 conditions, 424 events. 76/424 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1830 event pairs, 0 based on Foata normal form. 0/339 useless extension candidates. Maximal degree in co-relation 269. Up to 12 conditions per place. [2020-10-22 02:44:25,325 INFO L116 LiptonReduction]: Number of co-enabled transitions 27328 [2020-10-22 02:44:27,766 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2020-10-22 02:44:28,760 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 116 [2020-10-22 02:44:28,940 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-22 02:44:29,499 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-10-22 02:44:29,760 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-10-22 02:44:30,000 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-22 02:44:30,243 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-22 02:44:31,169 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 171 [2020-10-22 02:44:31,593 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-22 02:44:31,859 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-22 02:44:32,121 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-22 02:44:32,571 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-22 02:44:33,022 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-22 02:44:33,977 WARN L193 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 170 [2020-10-22 02:44:34,388 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-22 02:44:34,432 INFO L131 LiptonReduction]: Checked pairs total: 62221 [2020-10-22 02:44:34,432 INFO L133 LiptonReduction]: Total number of compositions: 222 [2020-10-22 02:44:34,433 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 67 places, 98 transitions, 214 flow [2020-10-22 02:44:34,964 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 8340 states. [2020-10-22 02:44:34,964 INFO L276 IsEmpty]: Start isEmpty. Operand 8340 states. [2020-10-22 02:44:34,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-22 02:44:34,965 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:44:34,965 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-22 02:44:34,965 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:44:34,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:44:34,966 INFO L82 PathProgramCache]: Analyzing trace with hash 1257227779, now seen corresponding path program 1 times [2020-10-22 02:44:34,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:44:34,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230065920] [2020-10-22 02:44:34,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:44:35,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:44:35,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:44:35,027 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230065920] [2020-10-22 02:44:35,027 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:44:35,027 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-22 02:44:35,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1637851098] [2020-10-22 02:44:35,028 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:44:35,028 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:44:35,029 INFO L252 McrAutomatonBuilder]: Finished intersection with 6 states and 5 transitions. [2020-10-22 02:44:35,029 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:44:35,030 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:44:35,030 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 02:44:35,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:44:35,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 02:44:35,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:44:35,031 INFO L87 Difference]: Start difference. First operand 8340 states. Second operand 3 states. [2020-10-22 02:44:35,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:44:35,129 INFO L93 Difference]: Finished difference Result 8324 states and 24453 transitions. [2020-10-22 02:44:35,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 02:44:35,130 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-10-22 02:44:35,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:44:35,175 INFO L225 Difference]: With dead ends: 8324 [2020-10-22 02:44:35,175 INFO L226 Difference]: Without dead ends: 5498 [2020-10-22 02:44:35,176 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:44:35,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5498 states. [2020-10-22 02:44:35,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5498 to 5498. [2020-10-22 02:44:35,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5498 states. [2020-10-22 02:44:35,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5498 states to 5498 states and 15663 transitions. [2020-10-22 02:44:35,406 INFO L78 Accepts]: Start accepts. Automaton has 5498 states and 15663 transitions. Word has length 5 [2020-10-22 02:44:35,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:44:35,407 INFO L481 AbstractCegarLoop]: Abstraction has 5498 states and 15663 transitions. [2020-10-22 02:44:35,407 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 02:44:35,407 INFO L276 IsEmpty]: Start isEmpty. Operand 5498 states and 15663 transitions. [2020-10-22 02:44:35,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-22 02:44:35,408 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:44:35,408 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:44:35,408 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-22 02:44:35,408 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:44:35,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:44:35,409 INFO L82 PathProgramCache]: Analyzing trace with hash 540128246, now seen corresponding path program 1 times [2020-10-22 02:44:35,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:44:35,415 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854153500] [2020-10-22 02:44:35,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:44:35,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:44:35,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:44:35,501 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854153500] [2020-10-22 02:44:35,502 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:44:35,502 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-22 02:44:35,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [678333087] [2020-10-22 02:44:35,502 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:44:35,503 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:44:35,504 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2020-10-22 02:44:35,504 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:44:35,505 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:44:35,505 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-22 02:44:35,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:44:35,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-22 02:44:35,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 02:44:35,506 INFO L87 Difference]: Start difference. First operand 5498 states and 15663 transitions. Second operand 4 states. [2020-10-22 02:44:35,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:44:35,689 INFO L93 Difference]: Finished difference Result 6721 states and 18389 transitions. [2020-10-22 02:44:35,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-22 02:44:35,690 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2020-10-22 02:44:35,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:44:35,729 INFO L225 Difference]: With dead ends: 6721 [2020-10-22 02:44:35,730 INFO L226 Difference]: Without dead ends: 6381 [2020-10-22 02:44:35,731 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 02:44:35,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6381 states. [2020-10-22 02:44:35,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6381 to 5691. [2020-10-22 02:44:35,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5691 states. [2020-10-22 02:44:36,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5691 states to 5691 states and 15915 transitions. [2020-10-22 02:44:36,061 INFO L78 Accepts]: Start accepts. Automaton has 5691 states and 15915 transitions. Word has length 7 [2020-10-22 02:44:36,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:44:36,062 INFO L481 AbstractCegarLoop]: Abstraction has 5691 states and 15915 transitions. [2020-10-22 02:44:36,062 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-22 02:44:36,062 INFO L276 IsEmpty]: Start isEmpty. Operand 5691 states and 15915 transitions. [2020-10-22 02:44:36,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-22 02:44:36,063 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:44:36,063 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:44:36,063 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-22 02:44:36,063 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:44:36,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:44:36,064 INFO L82 PathProgramCache]: Analyzing trace with hash 2079441268, now seen corresponding path program 1 times [2020-10-22 02:44:36,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:44:36,065 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574478490] [2020-10-22 02:44:36,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:44:36,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:44:36,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:44:36,104 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574478490] [2020-10-22 02:44:36,104 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1268310973] [2020-10-22 02:44:36,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-22 02:44:36,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:44:36,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-22 02:44:36,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-22 02:44:36,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:44:36,404 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-22 02:44:36,404 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2020-10-22 02:44:36,404 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [645260528] [2020-10-22 02:44:36,405 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:44:36,406 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:44:36,407 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2020-10-22 02:44:36,407 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:44:36,407 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:44:36,407 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-22 02:44:36,408 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:44:36,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-22 02:44:36,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 02:44:36,408 INFO L87 Difference]: Start difference. First operand 5691 states and 15915 transitions. Second operand 4 states. [2020-10-22 02:44:36,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:44:36,459 INFO L93 Difference]: Finished difference Result 5572 states and 15682 transitions. [2020-10-22 02:44:36,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-22 02:44:36,460 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2020-10-22 02:44:36,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:44:36,495 INFO L225 Difference]: With dead ends: 5572 [2020-10-22 02:44:36,495 INFO L226 Difference]: Without dead ends: 5572 [2020-10-22 02:44:36,496 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 02:44:36,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5572 states. [2020-10-22 02:44:36,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5572 to 5572. [2020-10-22 02:44:36,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5572 states. [2020-10-22 02:44:36,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5572 states to 5572 states and 15682 transitions. [2020-10-22 02:44:36,674 INFO L78 Accepts]: Start accepts. Automaton has 5572 states and 15682 transitions. Word has length 9 [2020-10-22 02:44:36,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:44:36,675 INFO L481 AbstractCegarLoop]: Abstraction has 5572 states and 15682 transitions. [2020-10-22 02:44:36,675 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-22 02:44:36,675 INFO L276 IsEmpty]: Start isEmpty. Operand 5572 states and 15682 transitions. [2020-10-22 02:44:36,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-22 02:44:36,676 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:44:36,677 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2020-10-22 02:44:36,890 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-22 02:44:36,891 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:44:36,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:44:36,892 INFO L82 PathProgramCache]: Analyzing trace with hash 403640657, now seen corresponding path program 1 times [2020-10-22 02:44:36,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:44:36,894 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179431953] [2020-10-22 02:44:36,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:44:36,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 02:44:36,916 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 02:44:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 02:44:36,935 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 02:44:36,943 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-22 02:44:36,944 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-22 02:44:36,944 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-22 02:44:36,944 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-22 02:44:36,945 WARN L371 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-22 02:44:36,946 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-10-22 02:44:36,958 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,959 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,959 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,959 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,959 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,959 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,959 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,960 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,960 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,960 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,960 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,960 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,963 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,963 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,963 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,963 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,963 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,963 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,964 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,964 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,964 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,964 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,964 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,964 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,965 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,965 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,965 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,965 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,965 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,965 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,965 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,966 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,966 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,966 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,966 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,967 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,967 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,968 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,968 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,968 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,968 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,968 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,968 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,969 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,969 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,969 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,969 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,969 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,970 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,970 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,970 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,970 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,970 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,970 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,971 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,971 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,971 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,971 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,971 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,971 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,971 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,972 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,972 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,972 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,972 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,972 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,972 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,973 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,973 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,973 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,973 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,973 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,973 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,974 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,974 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,975 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,975 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,975 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,975 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,975 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,975 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,979 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,979 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,979 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,979 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,979 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,979 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,980 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,980 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,980 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,981 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,981 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,981 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,981 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,981 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,982 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,982 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,982 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,982 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,982 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,983 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,984 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,984 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,984 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,984 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,984 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,984 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,984 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,985 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,985 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,986 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,987 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,987 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,987 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,987 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,987 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,987 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,988 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,988 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,988 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,988 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,988 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,988 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,989 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,989 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,989 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,989 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,989 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,989 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,990 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,991 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,991 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,991 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,991 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,991 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,991 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,991 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,992 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,992 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,992 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,992 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,992 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,992 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,992 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,992 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,992 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,992 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,993 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:44:36,997 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2020-10-22 02:44:36,997 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-22 02:44:36,998 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-22 02:44:36,998 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-22 02:44:36,998 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-22 02:44:36,998 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-22 02:44:36,998 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-22 02:44:36,998 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-22 02:44:36,998 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-22 02:44:36,999 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-22 02:44:37,003 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-22 02:44:37,004 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 271 places, 322 transitions, 674 flow [2020-10-22 02:44:37,004 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 271 places, 322 transitions, 674 flow [2020-10-22 02:44:37,004 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 271 places, 322 transitions, 674 flow [2020-10-22 02:44:37,116 INFO L129 PetriNetUnfolder]: 112/612 cut-off events. [2020-10-22 02:44:37,116 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2020-10-22 02:44:37,128 INFO L80 FinitePrefix]: Finished finitePrefix Result has 640 conditions, 612 events. 112/612 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2881 event pairs, 1 based on Foata normal form. 0/489 useless extension candidates. Maximal degree in co-relation 432. Up to 16 conditions per place. [2020-10-22 02:44:37,173 INFO L116 LiptonReduction]: Number of co-enabled transitions 52704 [2020-10-22 02:44:40,931 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2020-10-22 02:44:41,302 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 76 [2020-10-22 02:44:42,109 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2020-10-22 02:44:42,355 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-22 02:44:44,117 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 182 DAG size of output: 180 [2020-10-22 02:44:44,699 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-10-22 02:44:44,726 INFO L131 LiptonReduction]: Checked pairs total: 109486 [2020-10-22 02:44:44,727 INFO L133 LiptonReduction]: Total number of compositions: 268 [2020-10-22 02:44:44,727 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 87 places, 130 transitions, 290 flow [2020-10-22 02:45:30,509 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 151962 states. [2020-10-22 02:45:30,510 INFO L276 IsEmpty]: Start isEmpty. Operand 151962 states. [2020-10-22 02:45:30,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-22 02:45:30,510 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:45:30,510 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-22 02:45:30,511 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:45:30,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:45:30,511 INFO L82 PathProgramCache]: Analyzing trace with hash 1881631952, now seen corresponding path program 1 times [2020-10-22 02:45:30,512 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:45:30,513 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340133750] [2020-10-22 02:45:30,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:45:30,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:45:30,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:45:30,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340133750] [2020-10-22 02:45:30,560 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:45:30,560 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-22 02:45:30,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1164351139] [2020-10-22 02:45:30,560 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:45:30,561 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:45:30,561 INFO L252 McrAutomatonBuilder]: Finished intersection with 6 states and 5 transitions. [2020-10-22 02:45:30,561 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:45:30,562 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:45:30,562 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 02:45:30,562 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:45:30,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 02:45:30,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:45:30,562 INFO L87 Difference]: Start difference. First operand 151962 states. Second operand 3 states. [2020-10-22 02:45:35,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:45:35,988 INFO L93 Difference]: Finished difference Result 151946 states and 595900 transitions. [2020-10-22 02:45:35,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 02:45:35,989 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-10-22 02:45:35,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:45:36,817 INFO L225 Difference]: With dead ends: 151946 [2020-10-22 02:45:36,818 INFO L226 Difference]: Without dead ends: 114072 [2020-10-22 02:45:36,818 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:45:46,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114072 states. [2020-10-22 02:45:48,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114072 to 114072. [2020-10-22 02:45:48,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114072 states. [2020-10-22 02:45:53,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114072 states to 114072 states and 438748 transitions. [2020-10-22 02:45:53,712 INFO L78 Accepts]: Start accepts. Automaton has 114072 states and 438748 transitions. Word has length 5 [2020-10-22 02:45:53,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:45:53,712 INFO L481 AbstractCegarLoop]: Abstraction has 114072 states and 438748 transitions. [2020-10-22 02:45:53,712 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 02:45:53,712 INFO L276 IsEmpty]: Start isEmpty. Operand 114072 states and 438748 transitions. [2020-10-22 02:45:53,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-22 02:45:53,713 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:45:53,713 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:45:53,713 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-22 02:45:53,713 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:45:53,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:45:53,713 INFO L82 PathProgramCache]: Analyzing trace with hash 720931895, now seen corresponding path program 1 times [2020-10-22 02:45:53,715 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:45:53,715 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560603904] [2020-10-22 02:45:53,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:45:53,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:45:53,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:45:53,759 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560603904] [2020-10-22 02:45:53,759 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:45:53,759 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-22 02:45:53,759 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1112176407] [2020-10-22 02:45:53,760 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:45:53,760 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:45:53,761 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2020-10-22 02:45:53,761 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:45:53,761 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:45:53,761 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-22 02:45:53,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:45:53,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-22 02:45:53,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 02:45:53,762 INFO L87 Difference]: Start difference. First operand 114072 states and 438748 transitions. Second operand 4 states. [2020-10-22 02:45:54,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:45:54,701 INFO L93 Difference]: Finished difference Result 156334 states and 577372 transitions. [2020-10-22 02:45:54,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-22 02:45:54,702 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2020-10-22 02:45:54,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:45:55,241 INFO L225 Difference]: With dead ends: 156334 [2020-10-22 02:45:55,241 INFO L226 Difference]: Without dead ends: 152510 [2020-10-22 02:45:55,241 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 02:46:09,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152510 states. [2020-10-22 02:46:11,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152510 to 133442. [2020-10-22 02:46:11,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133442 states. [2020-10-22 02:46:12,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133442 states to 133442 states and 503112 transitions. [2020-10-22 02:46:12,234 INFO L78 Accepts]: Start accepts. Automaton has 133442 states and 503112 transitions. Word has length 7 [2020-10-22 02:46:12,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:46:12,235 INFO L481 AbstractCegarLoop]: Abstraction has 133442 states and 503112 transitions. [2020-10-22 02:46:12,235 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-22 02:46:12,235 INFO L276 IsEmpty]: Start isEmpty. Operand 133442 states and 503112 transitions. [2020-10-22 02:46:12,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-22 02:46:12,236 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:46:12,236 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:46:12,236 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-22 02:46:12,236 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:46:12,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:46:12,236 INFO L82 PathProgramCache]: Analyzing trace with hash 1332465638, now seen corresponding path program 1 times [2020-10-22 02:46:12,238 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:46:12,238 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811247012] [2020-10-22 02:46:12,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:46:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:46:12,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:46:12,287 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811247012] [2020-10-22 02:46:12,287 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1740719587] [2020-10-22 02:46:12,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-22 02:46:12,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:46:12,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-22 02:46:12,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-22 02:46:12,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:46:12,417 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-22 02:46:12,417 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2020-10-22 02:46:12,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [261779143] [2020-10-22 02:46:12,418 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:46:12,418 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:46:12,419 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2020-10-22 02:46:12,419 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:46:12,420 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:46:12,420 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-22 02:46:12,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:46:12,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-22 02:46:12,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 02:46:12,421 INFO L87 Difference]: Start difference. First operand 133442 states and 503112 transitions. Second operand 4 states. [2020-10-22 02:46:18,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:46:18,792 INFO L93 Difference]: Finished difference Result 133323 states and 502879 transitions. [2020-10-22 02:46:18,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-22 02:46:18,792 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2020-10-22 02:46:18,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:46:19,372 INFO L225 Difference]: With dead ends: 133323 [2020-10-22 02:46:19,373 INFO L226 Difference]: Without dead ends: 133323 [2020-10-22 02:46:19,373 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 02:46:27,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133323 states. [2020-10-22 02:46:29,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133323 to 133323. [2020-10-22 02:46:29,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133323 states. [2020-10-22 02:46:30,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133323 states to 133323 states and 502879 transitions. [2020-10-22 02:46:30,130 INFO L78 Accepts]: Start accepts. Automaton has 133323 states and 502879 transitions. Word has length 9 [2020-10-22 02:46:30,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:46:30,131 INFO L481 AbstractCegarLoop]: Abstraction has 133323 states and 502879 transitions. [2020-10-22 02:46:30,131 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-22 02:46:30,131 INFO L276 IsEmpty]: Start isEmpty. Operand 133323 states and 502879 transitions. [2020-10-22 02:46:30,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-22 02:46:30,133 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:46:30,133 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:46:30,343 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-22 02:46:30,344 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:46:30,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:46:30,344 INFO L82 PathProgramCache]: Analyzing trace with hash -1780288707, now seen corresponding path program 1 times [2020-10-22 02:46:30,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:46:30,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690582331] [2020-10-22 02:46:30,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:46:30,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:46:30,385 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:46:30,385 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690582331] [2020-10-22 02:46:30,385 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1688737164] [2020-10-22 02:46:30,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-22 02:46:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:46:30,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-22 02:46:30,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-22 02:46:30,501 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:46:30,501 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-22 02:46:30,501 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-10-22 02:46:30,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1377668413] [2020-10-22 02:46:30,502 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:46:30,503 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:46:30,504 INFO L252 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2020-10-22 02:46:30,504 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:46:30,504 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:46:30,505 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-22 02:46:30,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:46:30,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-22 02:46:30,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-22 02:46:30,505 INFO L87 Difference]: Start difference. First operand 133323 states and 502879 transitions. Second operand 5 states. [2020-10-22 02:46:32,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:46:32,413 INFO L93 Difference]: Finished difference Result 130082 states and 493308 transitions. [2020-10-22 02:46:32,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-22 02:46:32,414 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-22 02:46:32,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:46:32,880 INFO L225 Difference]: With dead ends: 130082 [2020-10-22 02:46:32,881 INFO L226 Difference]: Without dead ends: 130082 [2020-10-22 02:46:32,881 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-22 02:46:43,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130082 states. [2020-10-22 02:46:51,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130082 to 130082. [2020-10-22 02:46:51,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130082 states. [2020-10-22 02:46:52,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130082 states to 130082 states and 493308 transitions. [2020-10-22 02:46:52,426 INFO L78 Accepts]: Start accepts. Automaton has 130082 states and 493308 transitions. Word has length 13 [2020-10-22 02:46:52,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:46:52,427 INFO L481 AbstractCegarLoop]: Abstraction has 130082 states and 493308 transitions. [2020-10-22 02:46:52,427 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-22 02:46:52,427 INFO L276 IsEmpty]: Start isEmpty. Operand 130082 states and 493308 transitions. [2020-10-22 02:46:52,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-22 02:46:52,428 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:46:52,429 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1] [2020-10-22 02:46:52,629 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-10-22 02:46:52,631 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:46:52,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:46:52,632 INFO L82 PathProgramCache]: Analyzing trace with hash -818163831, now seen corresponding path program 1 times [2020-10-22 02:46:52,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:46:52,633 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209784957] [2020-10-22 02:46:52,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:46:52,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 02:46:52,649 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 02:46:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 02:46:52,673 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 02:46:52,685 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-22 02:46:52,688 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-22 02:46:52,688 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-22 02:46:52,689 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-22 02:46:52,689 WARN L371 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-22 02:46:52,690 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-10-22 02:46:52,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,706 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,706 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,714 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,714 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,717 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,717 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,717 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,717 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,717 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,717 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,717 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,717 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,718 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,718 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,718 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,718 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,718 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,718 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,718 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,718 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,719 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,719 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,719 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,719 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,719 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,719 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,719 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,720 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,721 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,721 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,721 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,721 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,721 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,721 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,721 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,722 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,724 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,725 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,725 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,725 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,727 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,727 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,727 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,727 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,727 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,727 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,728 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,728 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,728 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,728 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,728 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,728 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,728 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,729 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,729 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,729 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,729 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,729 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,729 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,729 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,731 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,731 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,732 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,732 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,735 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,735 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,736 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,741 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,741 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,743 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,743 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,743 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,743 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,743 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,747 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,749 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,749 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,749 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,752 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,753 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,754 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:46:52,760 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-22 02:46:52,760 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-22 02:46:52,760 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-22 02:46:52,760 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-22 02:46:52,760 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-22 02:46:52,761 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-22 02:46:52,761 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-22 02:46:52,761 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-22 02:46:52,761 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-22 02:46:52,761 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-22 02:46:52,765 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-22 02:46:52,765 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 322 places, 385 transitions, 814 flow [2020-10-22 02:46:52,765 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 322 places, 385 transitions, 814 flow [2020-10-22 02:46:52,765 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 322 places, 385 transitions, 814 flow [2020-10-22 02:46:52,937 INFO L129 PetriNetUnfolder]: 160/864 cut-off events. [2020-10-22 02:46:52,937 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2020-10-22 02:46:52,962 INFO L80 FinitePrefix]: Finished finitePrefix Result has 919 conditions, 864 events. 160/864 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 4391 event pairs, 6 based on Foata normal form. 0/695 useless extension candidates. Maximal degree in co-relation 632. Up to 32 conditions per place. [2020-10-22 02:46:53,040 INFO L116 LiptonReduction]: Number of co-enabled transitions 85888 [2020-10-22 02:46:54,588 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-10-22 02:46:57,222 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2020-10-22 02:46:57,816 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-22 02:46:57,938 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-22 02:46:58,244 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2020-10-22 02:46:58,391 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-22 02:46:59,255 WARN L193 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 169 [2020-10-22 02:46:59,662 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-22 02:47:00,922 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 182 DAG size of output: 180 [2020-10-22 02:47:01,508 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-10-22 02:47:02,011 INFO L131 LiptonReduction]: Checked pairs total: 188365 [2020-10-22 02:47:02,012 INFO L133 LiptonReduction]: Total number of compositions: 320 [2020-10-22 02:47:02,012 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 107 places, 157 transitions, 358 flow Received shutdown request... [2020-10-22 02:48:01,849 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-22 02:48:01,852 WARN L235 ceAbstractionStarter]: Timeout [2020-10-22 02:48:01,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 02:48:01 BasicIcfg [2020-10-22 02:48:01,852 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-22 02:48:01,854 INFO L168 Benchmark]: Toolchain (without parser) took 227060.25 ms. Allocated memory was 139.5 MB in the beginning and 2.6 GB in the end (delta: 2.5 GB). Free memory was 100.6 MB in the beginning and 922.5 MB in the end (delta: -822.0 MB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. [2020-10-22 02:48:01,855 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-10-22 02:48:01,855 INFO L168 Benchmark]: CACSL2BoogieTranslator took 916.80 ms. Allocated memory was 139.5 MB in the beginning and 206.0 MB in the end (delta: 66.6 MB). Free memory was 99.5 MB in the beginning and 135.1 MB in the end (delta: -35.6 MB). Peak memory consumption was 36.2 MB. Max. memory is 7.1 GB. [2020-10-22 02:48:01,856 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.41 ms. Allocated memory is still 206.0 MB. Free memory was 135.1 MB in the beginning and 132.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2020-10-22 02:48:01,857 INFO L168 Benchmark]: Boogie Preprocessor took 55.77 ms. Allocated memory is still 206.0 MB. Free memory was 132.3 MB in the beginning and 130.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2020-10-22 02:48:01,857 INFO L168 Benchmark]: RCFGBuilder took 658.77 ms. Allocated memory was 206.0 MB in the beginning and 235.4 MB in the end (delta: 29.4 MB). Free memory was 129.6 MB in the beginning and 203.1 MB in the end (delta: -73.5 MB). Peak memory consumption was 43.9 MB. Max. memory is 7.1 GB. [2020-10-22 02:48:01,858 INFO L168 Benchmark]: TraceAbstraction took 225349.65 ms. Allocated memory was 235.4 MB in the beginning and 2.6 GB in the end (delta: 2.4 GB). Free memory was 203.1 MB in the beginning and 922.5 MB in the end (delta: -719.5 MB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. [2020-10-22 02:48:01,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 916.80 ms. Allocated memory was 139.5 MB in the beginning and 206.0 MB in the end (delta: 66.6 MB). Free memory was 99.5 MB in the beginning and 135.1 MB in the end (delta: -35.6 MB). Peak memory consumption was 36.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 68.41 ms. Allocated memory is still 206.0 MB. Free memory was 135.1 MB in the beginning and 132.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 55.77 ms. Allocated memory is still 206.0 MB. Free memory was 132.3 MB in the beginning and 130.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 658.77 ms. Allocated memory was 206.0 MB in the beginning and 235.4 MB in the end (delta: 29.4 MB). Free memory was 129.6 MB in the beginning and 203.1 MB in the end (delta: -73.5 MB). Peak memory consumption was 43.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 225349.65 ms. Allocated memory was 235.4 MB in the beginning and 2.6 GB in the end (delta: 2.4 GB). Free memory was 203.1 MB in the beginning and 922.5 MB in the end (delta: -719.5 MB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 4576 VarBasedMoverChecksPositive, 66 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 222 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 7.8s, 169 PlacesBefore, 45 PlacesAfterwards, 196 TransitionsBefore, 65 TransitionsAfterwards, 9272 CoEnabledTransitionPairs, 7 FixpointIterations, 58 TrivialSequentialCompositions, 85 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 20 ConcurrentYvCompositions, 7 ChoiceCompositions, 174 TotalNumberOfCompositions, 18249 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 13329 VarBasedMoverChecksPositive, 114 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 427 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 9.2s, 220 PlacesBefore, 67 PlacesAfterwards, 259 TransitionsBefore, 98 TransitionsAfterwards, 27328 CoEnabledTransitionPairs, 8 FixpointIterations, 55 TrivialSequentialCompositions, 125 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 30 ConcurrentYvCompositions, 8 ChoiceCompositions, 222 TotalNumberOfCompositions, 62221 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 26368 VarBasedMoverChecksPositive, 124 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 854 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 7.7s, 271 PlacesBefore, 87 PlacesAfterwards, 322 TransitionsBefore, 130 TransitionsAfterwards, 52704 CoEnabledTransitionPairs, 7 FixpointIterations, 51 TrivialSequentialCompositions, 167 ConcurrentSequentialCompositions, 5 TrivialYvCompositions, 37 ConcurrentYvCompositions, 8 ChoiceCompositions, 268 TotalNumberOfCompositions, 109486 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 41820 VarBasedMoverChecksPositive, 192 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 1780 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 9.2s, 322 PlacesBefore, 107 PlacesAfterwards, 385 TransitionsBefore, 157 TransitionsAfterwards, 85888 CoEnabledTransitionPairs, 7 FixpointIterations, 52 TrivialSequentialCompositions, 201 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 50 ConcurrentYvCompositions, 13 ChoiceCompositions, 320 TotalNumberOfCompositions, 188365 MoverChecksTotal - TimeoutResultAtElement [Line: 991]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 991). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 107 places, 157 transitions, 358 flow. Already constructed 252240 states. Currently 76717 states in worklist.. - TimeoutResultAtElement [Line: 991]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 991). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 107 places, 157 transitions, 358 flow. Already constructed 252240 states. Currently 76717 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 166 locations, 2 error locations. Started 4 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 225.0s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 17.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 140.2s, HoareTripleCheckerStatistics: 581 SDtfs, 637 SDslu, 862 SDs, 0 SdLazy, 183 SolverSat, 23 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151962occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 64.9s AutomataMinimizationTime, 8 MinimizatonAttempts, 19758 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 123 NumberOfCodeBlocks, 123 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 80 ConstructedInterpolants, 0 QuantifiedInterpolants, 1932 SizeOfPredicates, 68 NumberOfNonLiveVariables, 229 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 0/16 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown