/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg true --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.reach_error.function false -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_44-traces-mine2_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m [2023-11-30 02:08:30,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-30 02:08:30,382 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2023-11-30 02:08:30,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-30 02:08:30,398 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-30 02:08:30,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-30 02:08:30,398 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-30 02:08:30,398 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-30 02:08:30,399 INFO L153 SettingsManager]: * Use SBE=true [2023-11-30 02:08:30,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-30 02:08:30,399 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-30 02:08:30,399 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-30 02:08:30,400 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-30 02:08:30,400 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-30 02:08:30,400 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-30 02:08:30,400 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-30 02:08:30,401 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-30 02:08:30,401 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-30 02:08:30,401 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-30 02:08:30,401 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-30 02:08:30,402 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-30 02:08:30,402 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-30 02:08:30,402 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-30 02:08:30,403 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-30 02:08:30,403 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-30 02:08:30,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 02:08:30,403 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-30 02:08:30,404 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-30 02:08:30,404 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-30 02:08:30,404 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-30 02:08:30,404 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-30 02:08:30,404 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-30 02:08:30,405 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-30 02:08:30,405 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2023-11-30 02:08:30,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-30 02:08:30,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-30 02:08:30,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-30 02:08:30,594 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-30 02:08:30,594 INFO L274 PluginConnector]: CDTParser initialized [2023-11-30 02:08:30,595 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_44-traces-mine2_true.i [2023-11-30 02:08:31,548 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-30 02:08:31,729 INFO L384 CDTParser]: Found 1 translation units. [2023-11-30 02:08:31,729 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_44-traces-mine2_true.i [2023-11-30 02:08:31,738 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dabdb85e/1a2df7c02adb46089cf0a4bc334c1212/FLAG392a6ce06 [2023-11-30 02:08:31,754 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dabdb85e/1a2df7c02adb46089cf0a4bc334c1212 [2023-11-30 02:08:31,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-30 02:08:31,757 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-30 02:08:31,758 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-30 02:08:31,758 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-30 02:08:31,761 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-30 02:08:31,761 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:08:31" (1/1) ... [2023-11-30 02:08:31,762 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6136f9c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:31, skipping insertion in model container [2023-11-30 02:08:31,762 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:08:31" (1/1) ... [2023-11-30 02:08:31,800 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-30 02:08:32,002 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 02:08:32,013 INFO L202 MainTranslator]: Completed pre-run [2023-11-30 02:08:32,058 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 02:08:32,089 INFO L206 MainTranslator]: Completed translation [2023-11-30 02:08:32,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:32 WrapperNode [2023-11-30 02:08:32,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-30 02:08:32,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-30 02:08:32,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-30 02:08:32,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-30 02:08:32,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:32" (1/1) ... [2023-11-30 02:08:32,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:32" (1/1) ... [2023-11-30 02:08:32,129 INFO L138 Inliner]: procedures = 163, calls = 32, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 64 [2023-11-30 02:08:32,129 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-30 02:08:32,130 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-30 02:08:32,130 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-30 02:08:32,130 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-30 02:08:32,134 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:32" (1/1) ... [2023-11-30 02:08:32,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:32" (1/1) ... [2023-11-30 02:08:32,139 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:32" (1/1) ... [2023-11-30 02:08:32,140 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:32" (1/1) ... [2023-11-30 02:08:32,151 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:32" (1/1) ... [2023-11-30 02:08:32,152 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:32" (1/1) ... [2023-11-30 02:08:32,160 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:32" (1/1) ... [2023-11-30 02:08:32,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:32" (1/1) ... [2023-11-30 02:08:32,162 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-30 02:08:32,162 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-30 02:08:32,163 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-30 02:08:32,163 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-30 02:08:32,163 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:32" (1/1) ... [2023-11-30 02:08:32,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 02:08:32,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-30 02:08:32,191 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-30 02:08:32,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-30 02:08:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-30 02:08:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-30 02:08:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-30 02:08:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-30 02:08:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-30 02:08:32,212 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-30 02:08:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-30 02:08:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-30 02:08:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-30 02:08:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-30 02:08:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-30 02:08:32,214 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-30 02:08:32,308 INFO L241 CfgBuilder]: Building ICFG [2023-11-30 02:08:32,309 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-30 02:08:32,447 INFO L282 CfgBuilder]: Performing block encoding [2023-11-30 02:08:32,470 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-30 02:08:32,470 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-30 02:08:32,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:08:32 BoogieIcfgContainer [2023-11-30 02:08:32,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-30 02:08:32,473 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-30 02:08:32,473 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-30 02:08:32,475 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-30 02:08:32,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 02:08:31" (1/3) ... [2023-11-30 02:08:32,475 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37604da4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:08:32, skipping insertion in model container [2023-11-30 02:08:32,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:32" (2/3) ... [2023-11-30 02:08:32,476 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37604da4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:08:32, skipping insertion in model container [2023-11-30 02:08:32,476 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:08:32" (3/3) ... [2023-11-30 02:08:32,476 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_44-traces-mine2_true.i [2023-11-30 02:08:32,487 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-30 02:08:32,487 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2023-11-30 02:08:32,487 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-30 02:08:32,523 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-30 02:08:32,553 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 104 places, 104 transitions, 212 flow [2023-11-30 02:08:32,582 INFO L124 PetriNetUnfolderBase]: 4/103 cut-off events. [2023-11-30 02:08:32,583 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 02:08:32,586 INFO L83 FinitePrefix]: Finished finitePrefix Result has 107 conditions, 103 events. 4/103 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 131 event pairs, 0 based on Foata normal form. 0/94 useless extension candidates. Maximal degree in co-relation 75. Up to 2 conditions per place. [2023-11-30 02:08:32,587 INFO L82 GeneralOperation]: Start removeDead. Operand has 104 places, 104 transitions, 212 flow [2023-11-30 02:08:32,589 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 103 places, 103 transitions, 209 flow [2023-11-30 02:08:32,596 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-30 02:08:32,600 INFO L362 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3f332dac, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-30 02:08:32,600 INFO L363 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2023-11-30 02:08:32,609 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-30 02:08:32,609 INFO L124 PetriNetUnfolderBase]: 0/39 cut-off events. [2023-11-30 02:08:32,609 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 02:08:32,609 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:32,610 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-30 02:08:32,610 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-11-30 02:08:32,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:32,614 INFO L85 PathProgramCache]: Analyzing trace with hash 835211851, now seen corresponding path program 1 times [2023-11-30 02:08:32,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:32,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205335680] [2023-11-30 02:08:32,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:32,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:32,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:32,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:08:32,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:32,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205335680] [2023-11-30 02:08:32,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205335680] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:32,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:32,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 02:08:32,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326562836] [2023-11-30 02:08:32,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:32,789 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:08:32,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:32,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:08:32,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:08:32,809 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 76 out of 104 [2023-11-30 02:08:32,811 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 103 transitions, 209 flow. Second operand has 3 states, 3 states have (on average 77.33333333333333) internal successors, (232), 3 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:32,811 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:32,811 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 76 of 104 [2023-11-30 02:08:32,812 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:33,002 INFO L124 PetriNetUnfolderBase]: 143/804 cut-off events. [2023-11-30 02:08:33,002 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-30 02:08:33,006 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1134 conditions, 804 events. 143/804 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 5181 event pairs, 31 based on Foata normal form. 84/781 useless extension candidates. Maximal degree in co-relation 1100. Up to 170 conditions per place. [2023-11-30 02:08:33,010 INFO L140 encePairwiseOnDemand]: 91/104 looper letters, 30 selfloop transitions, 7 changer transitions 2/110 dead transitions. [2023-11-30 02:08:33,010 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 110 transitions, 301 flow [2023-11-30 02:08:33,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:08:33,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:08:33,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 277 transitions. [2023-11-30 02:08:33,021 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8878205128205128 [2023-11-30 02:08:33,022 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 277 transitions. [2023-11-30 02:08:33,022 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 277 transitions. [2023-11-30 02:08:33,025 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:33,027 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 277 transitions. [2023-11-30 02:08:33,031 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,035 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,035 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,038 INFO L307 CegarLoopForPetriNet]: 103 programPoint places, -4 predicate places. [2023-11-30 02:08:33,038 INFO L500 AbstractCegarLoop]: Abstraction has has 99 places, 110 transitions, 301 flow [2023-11-30 02:08:33,038 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.33333333333333) internal successors, (232), 3 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,038 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:33,039 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-30 02:08:33,039 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-30 02:08:33,039 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-11-30 02:08:33,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:33,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1578935105, now seen corresponding path program 1 times [2023-11-30 02:08:33,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:33,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466334575] [2023-11-30 02:08:33,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:33,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:33,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:08:33,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:33,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466334575] [2023-11-30 02:08:33,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466334575] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:33,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:33,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 02:08:33,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356954959] [2023-11-30 02:08:33,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:33,130 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:08:33,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:33,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:08:33,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:08:33,131 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 104 [2023-11-30 02:08:33,132 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 110 transitions, 301 flow. Second operand has 3 states, 3 states have (on average 75.66666666666667) internal successors, (227), 3 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,132 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:33,132 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 104 [2023-11-30 02:08:33,132 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:33,237 INFO L124 PetriNetUnfolderBase]: 159/927 cut-off events. [2023-11-30 02:08:33,238 INFO L125 PetriNetUnfolderBase]: For 99/160 co-relation queries the response was YES. [2023-11-30 02:08:33,240 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1629 conditions, 927 events. 159/927 cut-off events. For 99/160 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 6309 event pairs, 34 based on Foata normal form. 3/826 useless extension candidates. Maximal degree in co-relation 1593. Up to 322 conditions per place. [2023-11-30 02:08:33,243 INFO L140 encePairwiseOnDemand]: 98/104 looper letters, 45 selfloop transitions, 7 changer transitions 2/123 dead transitions. [2023-11-30 02:08:33,243 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 123 transitions, 459 flow [2023-11-30 02:08:33,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:08:33,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:08:33,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 257 transitions. [2023-11-30 02:08:33,247 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8237179487179487 [2023-11-30 02:08:33,247 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 257 transitions. [2023-11-30 02:08:33,247 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 257 transitions. [2023-11-30 02:08:33,247 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:33,248 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 257 transitions. [2023-11-30 02:08:33,248 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,250 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,250 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,250 INFO L307 CegarLoopForPetriNet]: 103 programPoint places, -2 predicate places. [2023-11-30 02:08:33,251 INFO L500 AbstractCegarLoop]: Abstraction has has 101 places, 123 transitions, 459 flow [2023-11-30 02:08:33,251 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 75.66666666666667) internal successors, (227), 3 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,251 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:33,251 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-30 02:08:33,251 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-30 02:08:33,252 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-11-30 02:08:33,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:33,253 INFO L85 PathProgramCache]: Analyzing trace with hash -376007256, now seen corresponding path program 1 times [2023-11-30 02:08:33,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:33,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092066974] [2023-11-30 02:08:33,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:33,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:33,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:33,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:08:33,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:33,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092066974] [2023-11-30 02:08:33,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092066974] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:33,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:33,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-30 02:08:33,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085248256] [2023-11-30 02:08:33,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:33,451 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:08:33,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:33,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:08:33,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:08:33,452 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 104 [2023-11-30 02:08:33,453 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 123 transitions, 459 flow. Second operand has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,453 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:33,453 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 104 [2023-11-30 02:08:33,453 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:33,548 INFO L124 PetriNetUnfolderBase]: 40/364 cut-off events. [2023-11-30 02:08:33,549 INFO L125 PetriNetUnfolderBase]: For 123/141 co-relation queries the response was YES. [2023-11-30 02:08:33,549 INFO L83 FinitePrefix]: Finished finitePrefix Result has 660 conditions, 364 events. 40/364 cut-off events. For 123/141 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1672 event pairs, 11 based on Foata normal form. 15/340 useless extension candidates. Maximal degree in co-relation 616. Up to 124 conditions per place. [2023-11-30 02:08:33,550 INFO L140 encePairwiseOnDemand]: 100/104 looper letters, 10 selfloop transitions, 4 changer transitions 5/103 dead transitions. [2023-11-30 02:08:33,550 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 103 transitions, 377 flow [2023-11-30 02:08:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:08:33,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:08:33,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 272 transitions. [2023-11-30 02:08:33,551 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8717948717948718 [2023-11-30 02:08:33,551 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 272 transitions. [2023-11-30 02:08:33,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 272 transitions. [2023-11-30 02:08:33,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:33,551 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 272 transitions. [2023-11-30 02:08:33,552 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 90.66666666666667) internal successors, (272), 3 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,552 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,553 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,553 INFO L307 CegarLoopForPetriNet]: 103 programPoint places, -1 predicate places. [2023-11-30 02:08:33,553 INFO L500 AbstractCegarLoop]: Abstraction has has 102 places, 103 transitions, 377 flow [2023-11-30 02:08:33,554 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,554 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:33,554 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-30 02:08:33,554 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-30 02:08:33,554 INFO L425 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-11-30 02:08:33,554 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:33,554 INFO L85 PathProgramCache]: Analyzing trace with hash 181201699, now seen corresponding path program 1 times [2023-11-30 02:08:33,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:33,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889388790] [2023-11-30 02:08:33,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:33,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:33,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:08:33,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:33,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889388790] [2023-11-30 02:08:33,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889388790] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:33,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:33,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 02:08:33,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461833621] [2023-11-30 02:08:33,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:33,578 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:08:33,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:33,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:08:33,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:08:33,579 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 104 [2023-11-30 02:08:33,579 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 103 transitions, 377 flow. Second operand has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,579 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:33,580 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 104 [2023-11-30 02:08:33,580 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:33,617 INFO L124 PetriNetUnfolderBase]: 40/363 cut-off events. [2023-11-30 02:08:33,618 INFO L125 PetriNetUnfolderBase]: For 189/232 co-relation queries the response was YES. [2023-11-30 02:08:33,618 INFO L83 FinitePrefix]: Finished finitePrefix Result has 782 conditions, 363 events. 40/363 cut-off events. For 189/232 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1683 event pairs, 11 based on Foata normal form. 0/325 useless extension candidates. Maximal degree in co-relation 736. Up to 123 conditions per place. [2023-11-30 02:08:33,618 INFO L140 encePairwiseOnDemand]: 101/104 looper letters, 26 selfloop transitions, 2 changer transitions 5/102 dead transitions. [2023-11-30 02:08:33,618 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 102 transitions, 437 flow [2023-11-30 02:08:33,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:08:33,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:08:33,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 245 transitions. [2023-11-30 02:08:33,619 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.7852564102564102 [2023-11-30 02:08:33,619 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 245 transitions. [2023-11-30 02:08:33,619 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 245 transitions. [2023-11-30 02:08:33,620 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:33,620 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 245 transitions. [2023-11-30 02:08:33,620 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,621 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,621 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,622 INFO L307 CegarLoopForPetriNet]: 103 programPoint places, 0 predicate places. [2023-11-30 02:08:33,622 INFO L500 AbstractCegarLoop]: Abstraction has has 103 places, 102 transitions, 437 flow [2023-11-30 02:08:33,622 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,622 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:33,622 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-30 02:08:33,622 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-30 02:08:33,622 INFO L425 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-11-30 02:08:33,622 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:33,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1784316407, now seen corresponding path program 1 times [2023-11-30 02:08:33,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:33,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514108182] [2023-11-30 02:08:33,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:33,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:33,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:08:33,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:33,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514108182] [2023-11-30 02:08:33,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514108182] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:33,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:33,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 02:08:33,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413961326] [2023-11-30 02:08:33,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:33,646 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:08:33,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:33,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:08:33,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:08:33,657 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 104 [2023-11-30 02:08:33,657 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 102 transitions, 437 flow. Second operand has 3 states, 3 states have (on average 77.66666666666667) internal successors, (233), 3 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,657 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:33,657 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 104 [2023-11-30 02:08:33,657 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:33,724 INFO L124 PetriNetUnfolderBase]: 56/472 cut-off events. [2023-11-30 02:08:33,724 INFO L125 PetriNetUnfolderBase]: For 429/555 co-relation queries the response was YES. [2023-11-30 02:08:33,724 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1085 conditions, 472 events. 56/472 cut-off events. For 429/555 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 2457 event pairs, 14 based on Foata normal form. 4/442 useless extension candidates. Maximal degree in co-relation 1037. Up to 133 conditions per place. [2023-11-30 02:08:33,725 INFO L140 encePairwiseOnDemand]: 98/104 looper letters, 26 selfloop transitions, 6 changer transitions 14/115 dead transitions. [2023-11-30 02:08:33,725 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 115 transitions, 633 flow [2023-11-30 02:08:33,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:08:33,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:08:33,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 255 transitions. [2023-11-30 02:08:33,726 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8173076923076923 [2023-11-30 02:08:33,726 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 255 transitions. [2023-11-30 02:08:33,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 255 transitions. [2023-11-30 02:08:33,727 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:33,727 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 255 transitions. [2023-11-30 02:08:33,728 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 85.0) internal successors, (255), 3 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,728 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,728 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,730 INFO L307 CegarLoopForPetriNet]: 103 programPoint places, 2 predicate places. [2023-11-30 02:08:33,730 INFO L500 AbstractCegarLoop]: Abstraction has has 105 places, 115 transitions, 633 flow [2023-11-30 02:08:33,731 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.66666666666667) internal successors, (233), 3 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,731 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:33,731 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-30 02:08:33,731 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-30 02:08:33,731 INFO L425 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-11-30 02:08:33,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:33,733 INFO L85 PathProgramCache]: Analyzing trace with hash -373768402, now seen corresponding path program 1 times [2023-11-30 02:08:33,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:33,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028660511] [2023-11-30 02:08:33,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:33,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:33,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:33,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:08:33,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:33,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028660511] [2023-11-30 02:08:33,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028660511] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:33,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:33,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-30 02:08:33,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125563868] [2023-11-30 02:08:33,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:33,951 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-30 02:08:33,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:33,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-30 02:08:33,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-30 02:08:33,955 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 104 [2023-11-30 02:08:33,956 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 115 transitions, 633 flow. Second operand has 6 states, 6 states have (on average 81.83333333333333) internal successors, (491), 6 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:33,956 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:33,956 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 104 [2023-11-30 02:08:33,956 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:34,001 INFO L124 PetriNetUnfolderBase]: 0/120 cut-off events. [2023-11-30 02:08:34,001 INFO L125 PetriNetUnfolderBase]: For 184/191 co-relation queries the response was YES. [2023-11-30 02:08:34,001 INFO L83 FinitePrefix]: Finished finitePrefix Result has 264 conditions, 120 events. 0/120 cut-off events. For 184/191 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 98 event pairs, 0 based on Foata normal form. 6/122 useless extension candidates. Maximal degree in co-relation 0. Up to 24 conditions per place. [2023-11-30 02:08:34,001 INFO L140 encePairwiseOnDemand]: 99/104 looper letters, 0 selfloop transitions, 0 changer transitions 88/88 dead transitions. [2023-11-30 02:08:34,001 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 88 transitions, 391 flow [2023-11-30 02:08:34,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-30 02:08:34,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-11-30 02:08:34,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 415 transitions. [2023-11-30 02:08:34,003 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.7980769230769231 [2023-11-30 02:08:34,003 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 415 transitions. [2023-11-30 02:08:34,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 415 transitions. [2023-11-30 02:08:34,003 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:34,003 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 415 transitions. [2023-11-30 02:08:34,004 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 83.0) internal successors, (415), 5 states have internal predecessors, (415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:34,005 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 104.0) internal successors, (624), 6 states have internal predecessors, (624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:34,006 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 104.0) internal successors, (624), 6 states have internal predecessors, (624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:34,008 INFO L307 CegarLoopForPetriNet]: 103 programPoint places, 3 predicate places. [2023-11-30 02:08:34,008 INFO L500 AbstractCegarLoop]: Abstraction has has 106 places, 88 transitions, 391 flow [2023-11-30 02:08:34,008 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 81.83333333333333) internal successors, (491), 6 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 02:08:34,012 INFO L143 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/13-privatized_44-traces-mine2_true.i_BEv2_AllErrorsAtOnce [2023-11-30 02:08:34,039 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (8 of 9 remaining) [2023-11-30 02:08:34,040 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (7 of 9 remaining) [2023-11-30 02:08:34,046 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 9 remaining) [2023-11-30 02:08:34,047 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 9 remaining) [2023-11-30 02:08:34,047 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 9 remaining) [2023-11-30 02:08:34,048 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 9 remaining) [2023-11-30 02:08:34,048 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 9 remaining) [2023-11-30 02:08:34,048 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 9 remaining) [2023-11-30 02:08:34,048 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (0 of 9 remaining) [2023-11-30 02:08:34,048 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-30 02:08:34,049 INFO L457 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-30 02:08:34,053 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-30 02:08:34,053 INFO L172 ceAbstractionStarter]: Computing trace abstraction results [2023-11-30 02:08:34,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 02:08:34 BasicIcfg [2023-11-30 02:08:34,060 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-30 02:08:34,065 INFO L158 Benchmark]: Toolchain (without parser) took 2303.26ms. Allocated memory is still 625.0MB. Free memory was 580.8MB in the beginning and 473.8MB in the end (delta: 107.0MB). Peak memory consumption was 108.4MB. Max. memory is 16.0GB. [2023-11-30 02:08:34,065 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 377.5MB. Free memory was 327.1MB in the beginning and 326.9MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 02:08:34,066 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.74ms. Allocated memory is still 625.0MB. Free memory was 580.5MB in the beginning and 561.2MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. [2023-11-30 02:08:34,066 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.14ms. Allocated memory is still 625.0MB. Free memory was 561.2MB in the beginning and 559.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 02:08:34,066 INFO L158 Benchmark]: Boogie Preprocessor took 32.23ms. Allocated memory is still 625.0MB. Free memory was 559.1MB in the beginning and 557.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 02:08:34,068 INFO L158 Benchmark]: RCFGBuilder took 309.08ms. Allocated memory is still 625.0MB. Free memory was 557.8MB in the beginning and 542.0MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. [2023-11-30 02:08:34,068 INFO L158 Benchmark]: TraceAbstraction took 1587.15ms. Allocated memory is still 625.0MB. Free memory was 541.3MB in the beginning and 473.8MB in the end (delta: 67.5MB). Peak memory consumption was 70.7MB. Max. memory is 16.0GB. [2023-11-30 02:08:34,071 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 377.5MB. Free memory was 327.1MB in the beginning and 326.9MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 332.74ms. Allocated memory is still 625.0MB. Free memory was 580.5MB in the beginning and 561.2MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 38.14ms. Allocated memory is still 625.0MB. Free memory was 561.2MB in the beginning and 559.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 32.23ms. Allocated memory is still 625.0MB. Free memory was 559.1MB in the beginning and 557.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 309.08ms. Allocated memory is still 625.0MB. Free memory was 557.8MB in the beginning and 542.0MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. * TraceAbstraction took 1587.15ms. Allocated memory is still 625.0MB. Free memory was 541.3MB in the beginning and 473.8MB in the end (delta: 67.5MB). Peak memory consumption was 70.7MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 698]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 700]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 686]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 688]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 690]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 132 locations, 9 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.5s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 45 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 45 mSDsluCounter, 69 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 197 IncrementalHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 68 mSDtfsCounter, 197 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=633occurred in iteration=5, InterpolantAutomatonStates: 20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 514 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 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 - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-30 02:08:34,098 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...