/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true -i ../../../trunk/examples/svcomp/pthread-ext/09_fmaxsym.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-24 18:27:41,488 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-24 18:27:41,550 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-VariableLbe.epf [2023-08-24 18:27:41,554 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-24 18:27:41,555 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-24 18:27:41,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-24 18:27:41,577 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-24 18:27:41,578 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-24 18:27:41,578 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-24 18:27:41,581 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-24 18:27:41,581 INFO L153 SettingsManager]: * Use SBE=true [2023-08-24 18:27:41,581 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-24 18:27:41,581 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-24 18:27:41,582 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-24 18:27:41,582 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-24 18:27:41,583 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-24 18:27:41,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-24 18:27:41,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-24 18:27:41,583 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-24 18:27:41,583 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-24 18:27:41,583 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-24 18:27:41,583 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-24 18:27:41,583 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-24 18:27:41,584 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-24 18:27:41,584 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-24 18:27:41,584 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-24 18:27:41,584 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-24 18:27:41,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-24 18:27:41,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-24 18:27:41,585 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-24 18:27:41,586 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-24 18:27:41,586 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-24 18:27:41,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-24 18:27:41,586 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-24 18:27:41,586 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-24 18:27:41,586 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-24 18:27:41,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-24 18:27:41,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-24 18:27:41,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-24 18:27:41,829 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-24 18:27:41,830 INFO L274 PluginConnector]: CDTParser initialized [2023-08-24 18:27:41,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/09_fmaxsym.i [2023-08-24 18:27:42,717 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-24 18:27:42,956 INFO L384 CDTParser]: Found 1 translation units. [2023-08-24 18:27:42,957 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/09_fmaxsym.i [2023-08-24 18:27:42,968 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1efebc319/e36ed57270314350947cb93e079ade6c/FLAG039229505 [2023-08-24 18:27:42,982 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1efebc319/e36ed57270314350947cb93e079ade6c [2023-08-24 18:27:42,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-24 18:27:42,986 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-24 18:27:42,988 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-24 18:27:42,988 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-24 18:27:42,990 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-24 18:27:42,991 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.08 06:27:42" (1/1) ... [2023-08-24 18:27:42,991 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@764441bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:27:42, skipping insertion in model container [2023-08-24 18:27:42,991 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.08 06:27:42" (1/1) ... [2023-08-24 18:27:43,028 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-24 18:27:43,274 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-24 18:27:43,282 INFO L201 MainTranslator]: Completed pre-run [2023-08-24 18:27:43,298 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [254] [2023-08-24 18:27:43,299 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [254] [2023-08-24 18:27:43,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-24 18:27:43,336 INFO L206 MainTranslator]: Completed translation [2023-08-24 18:27:43,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:27:43 WrapperNode [2023-08-24 18:27:43,337 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-24 18:27:43,338 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-24 18:27:43,338 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-24 18:27:43,338 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-24 18:27:43,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:27:43" (1/1) ... [2023-08-24 18:27:43,351 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:27:43" (1/1) ... [2023-08-24 18:27:43,365 INFO L138 Inliner]: procedures = 171, calls = 25, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 106 [2023-08-24 18:27:43,366 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-24 18:27:43,366 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-24 18:27:43,366 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-24 18:27:43,366 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-24 18:27:43,371 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:27:43" (1/1) ... [2023-08-24 18:27:43,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:27:43" (1/1) ... [2023-08-24 18:27:43,373 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:27:43" (1/1) ... [2023-08-24 18:27:43,374 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:27:43" (1/1) ... [2023-08-24 18:27:43,378 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:27:43" (1/1) ... [2023-08-24 18:27:43,380 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:27:43" (1/1) ... [2023-08-24 18:27:43,381 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:27:43" (1/1) ... [2023-08-24 18:27:43,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:27:43" (1/1) ... [2023-08-24 18:27:43,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-24 18:27:43,388 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-24 18:27:43,389 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-24 18:27:43,389 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-24 18:27:43,389 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:27:43" (1/1) ... [2023-08-24 18:27:43,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-24 18:27:43,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-24 18:27:43,408 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) [2023-08-24 18:27:43,414 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 [2023-08-24 18:27:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-24 18:27:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-24 18:27:43,438 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-24 18:27:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-24 18:27:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-24 18:27:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-24 18:27:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-24 18:27:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-24 18:27:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-24 18:27:43,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-24 18:27:43,439 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-24 18:27:43,530 INFO L236 CfgBuilder]: Building ICFG [2023-08-24 18:27:43,531 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-24 18:27:43,729 INFO L277 CfgBuilder]: Performing block encoding [2023-08-24 18:27:43,787 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-24 18:27:43,787 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-24 18:27:43,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.08 06:27:43 BoogieIcfgContainer [2023-08-24 18:27:43,789 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-24 18:27:43,790 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-24 18:27:43,790 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-24 18:27:43,792 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-24 18:27:43,792 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.08 06:27:42" (1/3) ... [2023-08-24 18:27:43,793 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e38f2fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.08 06:27:43, skipping insertion in model container [2023-08-24 18:27:43,793 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:27:43" (2/3) ... [2023-08-24 18:27:43,793 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e38f2fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.08 06:27:43, skipping insertion in model container [2023-08-24 18:27:43,793 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.08 06:27:43" (3/3) ... [2023-08-24 18:27:43,794 INFO L112 eAbstractionObserver]: Analyzing ICFG 09_fmaxsym.i [2023-08-24 18:27:43,806 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-24 18:27:43,807 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-24 18:27:43,807 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-24 18:27:43,886 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-24 18:27:43,911 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 93 places, 97 transitions, 199 flow [2023-08-24 18:27:43,958 INFO L124 PetriNetUnfolderBase]: 8/107 cut-off events. [2023-08-24 18:27:43,958 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-24 18:27:43,962 INFO L83 FinitePrefix]: Finished finitePrefix Result has 112 conditions, 107 events. 8/107 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 99 event pairs, 0 based on Foata normal form. 0/88 useless extension candidates. Maximal degree in co-relation 75. Up to 4 conditions per place. [2023-08-24 18:27:43,962 INFO L82 GeneralOperation]: Start removeDead. Operand has 93 places, 97 transitions, 199 flow [2023-08-24 18:27:43,965 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 93 places, 97 transitions, 199 flow [2023-08-24 18:27:43,967 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-24 18:27:43,977 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 93 places, 97 transitions, 199 flow [2023-08-24 18:27:43,979 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 93 places, 97 transitions, 199 flow [2023-08-24 18:27:43,980 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 93 places, 97 transitions, 199 flow [2023-08-24 18:27:44,004 INFO L124 PetriNetUnfolderBase]: 8/107 cut-off events. [2023-08-24 18:27:44,004 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-24 18:27:44,005 INFO L83 FinitePrefix]: Finished finitePrefix Result has 112 conditions, 107 events. 8/107 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 99 event pairs, 0 based on Foata normal form. 0/88 useless extension candidates. Maximal degree in co-relation 75. Up to 4 conditions per place. [2023-08-24 18:27:44,007 INFO L119 LiptonReduction]: Number of co-enabled transitions 1638 [2023-08-24 18:27:47,021 INFO L134 LiptonReduction]: Checked pairs total: 1803 [2023-08-24 18:27:47,021 INFO L136 LiptonReduction]: Total number of compositions: 113 [2023-08-24 18:27:47,030 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-24 18:27:47,033 INFO L357 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=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@6dcc387, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-24 18:27:47,034 INFO L358 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2023-08-24 18:27:47,036 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-24 18:27:47,036 INFO L124 PetriNetUnfolderBase]: 1/10 cut-off events. [2023-08-24 18:27:47,036 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-24 18:27:47,036 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:27:47,036 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-24 18:27:47,037 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2023-08-24 18:27:47,039 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:27:47,040 INFO L85 PathProgramCache]: Analyzing trace with hash 476394032, now seen corresponding path program 1 times [2023-08-24 18:27:47,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:27:47,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298965567] [2023-08-24 18:27:47,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:27:47,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:27:47,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:27:47,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-24 18:27:47,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:27:47,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298965567] [2023-08-24 18:27:47,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298965567] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:27:47,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:27:47,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-24 18:27:47,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453873394] [2023-08-24 18:27:47,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:27:47,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-24 18:27:47,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:27:47,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-24 18:27:47,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-24 18:27:47,179 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 210 [2023-08-24 18:27:47,181 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 20 places, 18 transitions, 41 flow. Second operand has 2 states, 2 states have (on average 85.5) internal successors, (171), 2 states have internal predecessors, (171), 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) [2023-08-24 18:27:47,181 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:27:47,181 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 210 [2023-08-24 18:27:47,181 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:27:47,205 INFO L124 PetriNetUnfolderBase]: 7/19 cut-off events. [2023-08-24 18:27:47,205 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-24 18:27:47,205 INFO L83 FinitePrefix]: Finished finitePrefix Result has 43 conditions, 19 events. 7/19 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 23 event pairs, 4 based on Foata normal form. 0/16 useless extension candidates. Maximal degree in co-relation 30. Up to 19 conditions per place. [2023-08-24 18:27:47,206 INFO L140 encePairwiseOnDemand]: 200/210 looper letters, 7 selfloop transitions, 0 changer transitions 0/8 dead transitions. [2023-08-24 18:27:47,206 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 11 places, 8 transitions, 35 flow [2023-08-24 18:27:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-24 18:27:47,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-24 18:27:47,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 183 transitions. [2023-08-24 18:27:47,219 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4357142857142857 [2023-08-24 18:27:47,219 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 183 transitions. [2023-08-24 18:27:47,220 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 183 transitions. [2023-08-24 18:27:47,221 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:27:47,222 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 183 transitions. [2023-08-24 18:27:47,225 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 91.5) internal successors, (183), 2 states have internal predecessors, (183), 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) [2023-08-24 18:27:47,227 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 210.0) internal successors, (630), 3 states have internal predecessors, (630), 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) [2023-08-24 18:27:47,228 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 210.0) internal successors, (630), 3 states have internal predecessors, (630), 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) [2023-08-24 18:27:47,229 INFO L175 Difference]: Start difference. First operand has 20 places, 18 transitions, 41 flow. Second operand 2 states and 183 transitions. [2023-08-24 18:27:47,229 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 11 places, 8 transitions, 35 flow [2023-08-24 18:27:47,230 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 11 places, 8 transitions, 35 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-24 18:27:47,231 INFO L231 Difference]: Finished difference. Result has 11 places, 8 transitions, 21 flow [2023-08-24 18:27:47,232 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=21, PETRI_DIFFERENCE_MINUEND_PLACES=10, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=8, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=8, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=21, PETRI_PLACES=11, PETRI_TRANSITIONS=8} [2023-08-24 18:27:47,234 INFO L281 CegarLoopForPetriNet]: 20 programPoint places, -9 predicate places. [2023-08-24 18:27:47,234 INFO L495 AbstractCegarLoop]: Abstraction has has 11 places, 8 transitions, 21 flow [2023-08-24 18:27:47,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 85.5) internal successors, (171), 2 states have internal predecessors, (171), 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) [2023-08-24 18:27:47,234 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:27:47,234 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1] [2023-08-24 18:27:47,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-24 18:27:47,235 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2023-08-24 18:27:47,235 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:27:47,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1883239500, now seen corresponding path program 1 times [2023-08-24 18:27:47,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:27:47,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544177421] [2023-08-24 18:27:47,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:27:47,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:27:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-24 18:27:47,258 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-24 18:27:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-24 18:27:47,280 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-24 18:27:47,280 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-08-24 18:27:47,281 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 19 remaining) [2023-08-24 18:27:47,282 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (17 of 19 remaining) [2023-08-24 18:27:47,282 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (16 of 19 remaining) [2023-08-24 18:27:47,282 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (15 of 19 remaining) [2023-08-24 18:27:47,282 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (14 of 19 remaining) [2023-08-24 18:27:47,282 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (13 of 19 remaining) [2023-08-24 18:27:47,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (12 of 19 remaining) [2023-08-24 18:27:47,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (11 of 19 remaining) [2023-08-24 18:27:47,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (10 of 19 remaining) [2023-08-24 18:27:47,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONASSERT (9 of 19 remaining) [2023-08-24 18:27:47,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (8 of 19 remaining) [2023-08-24 18:27:47,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (7 of 19 remaining) [2023-08-24 18:27:47,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (6 of 19 remaining) [2023-08-24 18:27:47,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (5 of 19 remaining) [2023-08-24 18:27:47,284 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (4 of 19 remaining) [2023-08-24 18:27:47,284 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (3 of 19 remaining) [2023-08-24 18:27:47,284 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (2 of 19 remaining) [2023-08-24 18:27:47,284 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (1 of 19 remaining) [2023-08-24 18:27:47,284 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONASSERT (0 of 19 remaining) [2023-08-24 18:27:47,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-24 18:27:47,284 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-08-24 18:27:47,286 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-08-24 18:27:47,286 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-08-24 18:27:47,307 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-24 18:27:47,309 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 153 places, 161 transitions, 334 flow [2023-08-24 18:27:47,328 INFO L124 PetriNetUnfolderBase]: 15/183 cut-off events. [2023-08-24 18:27:47,328 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-08-24 18:27:47,329 INFO L83 FinitePrefix]: Finished finitePrefix Result has 193 conditions, 183 events. 15/183 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 358 event pairs, 0 based on Foata normal form. 0/147 useless extension candidates. Maximal degree in co-relation 138. Up to 6 conditions per place. [2023-08-24 18:27:47,329 INFO L82 GeneralOperation]: Start removeDead. Operand has 153 places, 161 transitions, 334 flow [2023-08-24 18:27:47,330 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 153 places, 161 transitions, 334 flow [2023-08-24 18:27:47,330 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-24 18:27:47,331 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 153 places, 161 transitions, 334 flow [2023-08-24 18:27:47,331 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 153 places, 161 transitions, 334 flow [2023-08-24 18:27:47,331 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 153 places, 161 transitions, 334 flow [2023-08-24 18:27:47,351 INFO L124 PetriNetUnfolderBase]: 15/183 cut-off events. [2023-08-24 18:27:47,351 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-08-24 18:27:47,352 INFO L83 FinitePrefix]: Finished finitePrefix Result has 193 conditions, 183 events. 15/183 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 358 event pairs, 0 based on Foata normal form. 0/147 useless extension candidates. Maximal degree in co-relation 138. Up to 6 conditions per place. [2023-08-24 18:27:47,357 INFO L119 LiptonReduction]: Number of co-enabled transitions 11340 [2023-08-24 18:27:49,012 INFO L134 LiptonReduction]: Checked pairs total: 38771 [2023-08-24 18:27:49,013 INFO L136 LiptonReduction]: Total number of compositions: 131 [2023-08-24 18:27:49,014 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-24 18:27:49,015 INFO L357 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=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@6dcc387, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-24 18:27:49,015 INFO L358 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2023-08-24 18:27:49,025 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-24 18:27:49,027 INFO L124 PetriNetUnfolderBase]: 0/18 cut-off events. [2023-08-24 18:27:49,027 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-08-24 18:27:49,027 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:27:49,027 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:27:49,028 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2023-08-24 18:27:49,028 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:27:49,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1211096198, now seen corresponding path program 1 times [2023-08-24 18:27:49,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:27:49,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760803303] [2023-08-24 18:27:49,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:27:49,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:27:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:27:49,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-24 18:27:49,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:27:49,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760803303] [2023-08-24 18:27:49,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760803303] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:27:49,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:27:49,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-24 18:27:49,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469107823] [2023-08-24 18:27:49,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:27:49,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-24 18:27:49,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:27:49,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-24 18:27:49,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-24 18:27:49,095 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 135 out of 292 [2023-08-24 18:27:49,095 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 68 transitions, 148 flow. Second operand has 2 states, 2 states have (on average 138.0) internal successors, (276), 2 states have internal predecessors, (276), 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) [2023-08-24 18:27:49,096 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:27:49,096 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 135 of 292 [2023-08-24 18:27:49,096 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:27:49,219 INFO L124 PetriNetUnfolderBase]: 317/886 cut-off events. [2023-08-24 18:27:49,220 INFO L125 PetriNetUnfolderBase]: For 30/30 co-relation queries the response was YES. [2023-08-24 18:27:49,222 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1438 conditions, 886 events. 317/886 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 5542 event pairs, 235 based on Foata normal form. 74/764 useless extension candidates. Maximal degree in co-relation 772. Up to 510 conditions per place. [2023-08-24 18:27:49,225 INFO L140 encePairwiseOnDemand]: 281/292 looper letters, 24 selfloop transitions, 0 changer transitions 0/57 dead transitions. [2023-08-24 18:27:49,225 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 57 transitions, 174 flow [2023-08-24 18:27:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-24 18:27:49,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-24 18:27:49,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 305 transitions. [2023-08-24 18:27:49,227 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5222602739726028 [2023-08-24 18:27:49,227 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 305 transitions. [2023-08-24 18:27:49,227 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 305 transitions. [2023-08-24 18:27:49,227 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:27:49,227 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 305 transitions. [2023-08-24 18:27:49,228 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 152.5) internal successors, (305), 2 states have internal predecessors, (305), 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) [2023-08-24 18:27:49,229 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 292.0) internal successors, (876), 3 states have internal predecessors, (876), 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) [2023-08-24 18:27:49,229 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 292.0) internal successors, (876), 3 states have internal predecessors, (876), 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) [2023-08-24 18:27:49,229 INFO L175 Difference]: Start difference. First operand has 67 places, 68 transitions, 148 flow. Second operand 2 states and 305 transitions. [2023-08-24 18:27:49,229 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 57 transitions, 174 flow [2023-08-24 18:27:49,230 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 57 transitions, 172 flow, removed 1 selfloop flow, removed 0 redundant places. [2023-08-24 18:27:49,231 INFO L231 Difference]: Finished difference. Result has 59 places, 57 transitions, 124 flow [2023-08-24 18:27:49,231 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=292, PETRI_DIFFERENCE_MINUEND_FLOW=124, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=124, PETRI_PLACES=59, PETRI_TRANSITIONS=57} [2023-08-24 18:27:49,231 INFO L281 CegarLoopForPetriNet]: 67 programPoint places, -8 predicate places. [2023-08-24 18:27:49,232 INFO L495 AbstractCegarLoop]: Abstraction has has 59 places, 57 transitions, 124 flow [2023-08-24 18:27:49,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 138.0) internal successors, (276), 2 states have internal predecessors, (276), 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) [2023-08-24 18:27:49,232 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:27:49,232 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:27:49,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-24 18:27:49,232 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2023-08-24 18:27:49,233 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:27:49,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1110720097, now seen corresponding path program 1 times [2023-08-24 18:27:49,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:27:49,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181041373] [2023-08-24 18:27:49,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:27:49,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:27:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:27:49,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-24 18:27:49,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:27:49,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181041373] [2023-08-24 18:27:49,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181041373] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:27:49,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:27:49,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-24 18:27:49,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778139487] [2023-08-24 18:27:49,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:27:49,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-24 18:27:49,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:27:49,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-24 18:27:49,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-24 18:27:49,485 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 292 [2023-08-24 18:27:49,485 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 57 transitions, 124 flow. Second operand has 6 states, 6 states have (on average 108.66666666666667) internal successors, (652), 6 states have internal predecessors, (652), 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) [2023-08-24 18:27:49,485 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:27:49,485 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 292 [2023-08-24 18:27:49,485 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:27:49,691 INFO L124 PetriNetUnfolderBase]: 658/1482 cut-off events. [2023-08-24 18:27:49,691 INFO L125 PetriNetUnfolderBase]: For 37/37 co-relation queries the response was YES. [2023-08-24 18:27:49,693 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2600 conditions, 1482 events. 658/1482 cut-off events. For 37/37 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 9712 event pairs, 139 based on Foata normal form. 0/1217 useless extension candidates. Maximal degree in co-relation 2595. Up to 518 conditions per place. [2023-08-24 18:27:49,697 INFO L140 encePairwiseOnDemand]: 286/292 looper letters, 96 selfloop transitions, 5 changer transitions 0/124 dead transitions. [2023-08-24 18:27:49,697 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 124 transitions, 480 flow [2023-08-24 18:27:49,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-24 18:27:49,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-24 18:27:49,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 744 transitions. [2023-08-24 18:27:49,699 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4246575342465753 [2023-08-24 18:27:49,699 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 744 transitions. [2023-08-24 18:27:49,700 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 744 transitions. [2023-08-24 18:27:49,700 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:27:49,700 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 744 transitions. [2023-08-24 18:27:49,701 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 124.0) internal successors, (744), 6 states have internal predecessors, (744), 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) [2023-08-24 18:27:49,704 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 292.0) internal successors, (2044), 7 states have internal predecessors, (2044), 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) [2023-08-24 18:27:49,704 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 292.0) internal successors, (2044), 7 states have internal predecessors, (2044), 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) [2023-08-24 18:27:49,705 INFO L175 Difference]: Start difference. First operand has 59 places, 57 transitions, 124 flow. Second operand 6 states and 744 transitions. [2023-08-24 18:27:49,705 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 124 transitions, 480 flow [2023-08-24 18:27:49,705 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 124 transitions, 480 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-24 18:27:49,707 INFO L231 Difference]: Finished difference. Result has 63 places, 56 transitions, 132 flow [2023-08-24 18:27:49,707 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=292, PETRI_DIFFERENCE_MINUEND_FLOW=122, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=132, PETRI_PLACES=63, PETRI_TRANSITIONS=56} [2023-08-24 18:27:49,707 INFO L281 CegarLoopForPetriNet]: 67 programPoint places, -4 predicate places. [2023-08-24 18:27:49,707 INFO L495 AbstractCegarLoop]: Abstraction has has 63 places, 56 transitions, 132 flow [2023-08-24 18:27:49,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 108.66666666666667) internal successors, (652), 6 states have internal predecessors, (652), 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) [2023-08-24 18:27:49,708 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:27:49,708 INFO L208 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2023-08-24 18:27:49,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-24 18:27:49,708 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2023-08-24 18:27:49,708 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:27:49,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1089785072, now seen corresponding path program 1 times [2023-08-24 18:27:49,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:27:49,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417447910] [2023-08-24 18:27:49,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:27:49,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:27:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-24 18:27:49,717 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-24 18:27:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-24 18:27:49,724 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-24 18:27:49,724 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-08-24 18:27:49,725 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 28 remaining) [2023-08-24 18:27:49,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (26 of 28 remaining) [2023-08-24 18:27:49,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (25 of 28 remaining) [2023-08-24 18:27:49,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (24 of 28 remaining) [2023-08-24 18:27:49,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (23 of 28 remaining) [2023-08-24 18:27:49,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (22 of 28 remaining) [2023-08-24 18:27:49,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (21 of 28 remaining) [2023-08-24 18:27:49,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (20 of 28 remaining) [2023-08-24 18:27:49,725 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (19 of 28 remaining) [2023-08-24 18:27:49,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONASSERT (18 of 28 remaining) [2023-08-24 18:27:49,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (17 of 28 remaining) [2023-08-24 18:27:49,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (16 of 28 remaining) [2023-08-24 18:27:49,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (15 of 28 remaining) [2023-08-24 18:27:49,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (14 of 28 remaining) [2023-08-24 18:27:49,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (13 of 28 remaining) [2023-08-24 18:27:49,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (12 of 28 remaining) [2023-08-24 18:27:49,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (11 of 28 remaining) [2023-08-24 18:27:49,726 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (10 of 28 remaining) [2023-08-24 18:27:49,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONASSERT (9 of 28 remaining) [2023-08-24 18:27:49,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (8 of 28 remaining) [2023-08-24 18:27:49,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (7 of 28 remaining) [2023-08-24 18:27:49,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (6 of 28 remaining) [2023-08-24 18:27:49,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (5 of 28 remaining) [2023-08-24 18:27:49,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (4 of 28 remaining) [2023-08-24 18:27:49,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (3 of 28 remaining) [2023-08-24 18:27:49,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (2 of 28 remaining) [2023-08-24 18:27:49,727 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (1 of 28 remaining) [2023-08-24 18:27:49,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONASSERT (0 of 28 remaining) [2023-08-24 18:27:49,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-24 18:27:49,728 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-08-24 18:27:49,728 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2023-08-24 18:27:49,728 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2023-08-24 18:27:49,751 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-24 18:27:49,753 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 213 places, 225 transitions, 471 flow [2023-08-24 18:27:49,774 INFO L124 PetriNetUnfolderBase]: 22/259 cut-off events. [2023-08-24 18:27:49,774 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2023-08-24 18:27:49,776 INFO L83 FinitePrefix]: Finished finitePrefix Result has 275 conditions, 259 events. 22/259 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 702 event pairs, 0 based on Foata normal form. 0/206 useless extension candidates. Maximal degree in co-relation 201. Up to 8 conditions per place. [2023-08-24 18:27:49,776 INFO L82 GeneralOperation]: Start removeDead. Operand has 213 places, 225 transitions, 471 flow [2023-08-24 18:27:49,778 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 213 places, 225 transitions, 471 flow [2023-08-24 18:27:49,778 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-24 18:27:49,779 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 213 places, 225 transitions, 471 flow [2023-08-24 18:27:49,779 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 213 places, 225 transitions, 471 flow [2023-08-24 18:27:49,779 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 213 places, 225 transitions, 471 flow [2023-08-24 18:27:49,799 INFO L124 PetriNetUnfolderBase]: 22/259 cut-off events. [2023-08-24 18:27:49,799 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2023-08-24 18:27:49,801 INFO L83 FinitePrefix]: Finished finitePrefix Result has 275 conditions, 259 events. 22/259 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 702 event pairs, 0 based on Foata normal form. 0/206 useless extension candidates. Maximal degree in co-relation 201. Up to 8 conditions per place. [2023-08-24 18:27:49,810 INFO L119 LiptonReduction]: Number of co-enabled transitions 29106 [2023-08-24 18:27:52,013 INFO L134 LiptonReduction]: Checked pairs total: 118288 [2023-08-24 18:27:52,014 INFO L136 LiptonReduction]: Total number of compositions: 192 [2023-08-24 18:27:52,015 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-24 18:27:52,016 INFO L357 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=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@6dcc387, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-24 18:27:52,016 INFO L358 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2023-08-24 18:27:52,018 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-24 18:27:52,018 INFO L124 PetriNetUnfolderBase]: 0/18 cut-off events. [2023-08-24 18:27:52,019 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-08-24 18:27:52,019 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:27:52,019 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:27:52,019 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 33 more)] === [2023-08-24 18:27:52,019 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:27:52,020 INFO L85 PathProgramCache]: Analyzing trace with hash 329630135, now seen corresponding path program 1 times [2023-08-24 18:27:52,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:27:52,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362609391] [2023-08-24 18:27:52,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:27:52,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:27:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:27:52,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-24 18:27:52,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:27:52,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362609391] [2023-08-24 18:27:52,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362609391] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:27:52,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:27:52,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-24 18:27:52,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030613825] [2023-08-24 18:27:52,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:27:52,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-24 18:27:52,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:27:52,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-24 18:27:52,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-24 18:27:52,058 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 187 out of 417 [2023-08-24 18:27:52,059 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 99 transitions, 219 flow. Second operand has 2 states, 2 states have (on average 190.0) internal successors, (380), 2 states have internal predecessors, (380), 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) [2023-08-24 18:27:52,059 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:27:52,059 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 187 of 417 [2023-08-24 18:27:52,060 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:27:52,693 INFO L124 PetriNetUnfolderBase]: 5255/10864 cut-off events. [2023-08-24 18:27:52,694 INFO L125 PetriNetUnfolderBase]: For 601/601 co-relation queries the response was YES. [2023-08-24 18:27:52,708 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18484 conditions, 10864 events. 5255/10864 cut-off events. For 601/601 co-relation queries the response was YES. Maximal size of possible extension queue 394. Compared 94277 event pairs, 4039 based on Foata normal form. 1117/9511 useless extension candidates. Maximal degree in co-relation 5988. Up to 7168 conditions per place. [2023-08-24 18:27:52,747 INFO L140 encePairwiseOnDemand]: 401/417 looper letters, 35 selfloop transitions, 0 changer transitions 0/83 dead transitions. [2023-08-24 18:27:52,747 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 83 transitions, 257 flow [2023-08-24 18:27:52,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-24 18:27:52,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-24 18:27:52,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 425 transitions. [2023-08-24 18:27:52,749 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5095923261390888 [2023-08-24 18:27:52,749 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 425 transitions. [2023-08-24 18:27:52,749 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 425 transitions. [2023-08-24 18:27:52,749 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:27:52,749 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 425 transitions. [2023-08-24 18:27:52,750 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 212.5) internal successors, (425), 2 states have internal predecessors, (425), 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) [2023-08-24 18:27:52,751 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 417.0) internal successors, (1251), 3 states have internal predecessors, (1251), 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) [2023-08-24 18:27:52,752 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 417.0) internal successors, (1251), 3 states have internal predecessors, (1251), 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) [2023-08-24 18:27:52,752 INFO L175 Difference]: Start difference. First operand has 97 places, 99 transitions, 219 flow. Second operand 2 states and 425 transitions. [2023-08-24 18:27:52,752 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 83 transitions, 257 flow [2023-08-24 18:27:52,755 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 83 transitions, 251 flow, removed 3 selfloop flow, removed 0 redundant places. [2023-08-24 18:27:52,756 INFO L231 Difference]: Finished difference. Result has 85 places, 83 transitions, 181 flow [2023-08-24 18:27:52,756 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=181, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=83, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=83, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=181, PETRI_PLACES=85, PETRI_TRANSITIONS=83} [2023-08-24 18:27:52,759 INFO L281 CegarLoopForPetriNet]: 97 programPoint places, -12 predicate places. [2023-08-24 18:27:52,759 INFO L495 AbstractCegarLoop]: Abstraction has has 85 places, 83 transitions, 181 flow [2023-08-24 18:27:52,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 190.0) internal successors, (380), 2 states have internal predecessors, (380), 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) [2023-08-24 18:27:52,759 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:27:52,759 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:27:52,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-24 18:27:52,759 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 33 more)] === [2023-08-24 18:27:52,760 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:27:52,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1628593172, now seen corresponding path program 1 times [2023-08-24 18:27:52,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:27:52,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731703284] [2023-08-24 18:27:52,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:27:52,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:27:52,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:27:52,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-24 18:27:52,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:27:52,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731703284] [2023-08-24 18:27:52,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731703284] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:27:52,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:27:52,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-24 18:27:52,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675820822] [2023-08-24 18:27:52,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:27:52,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-24 18:27:52,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:27:52,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-24 18:27:52,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-24 18:27:52,902 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 152 out of 417 [2023-08-24 18:27:52,903 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 83 transitions, 181 flow. Second operand has 6 states, 6 states have (on average 153.66666666666666) internal successors, (922), 6 states have internal predecessors, (922), 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) [2023-08-24 18:27:52,903 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:27:52,903 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 152 of 417 [2023-08-24 18:27:52,903 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:27:54,674 INFO L124 PetriNetUnfolderBase]: 16296/28966 cut-off events. [2023-08-24 18:27:54,675 INFO L125 PetriNetUnfolderBase]: For 602/602 co-relation queries the response was YES. [2023-08-24 18:27:54,729 INFO L83 FinitePrefix]: Finished finitePrefix Result has 52002 conditions, 28966 events. 16296/28966 cut-off events. For 602/602 co-relation queries the response was YES. Maximal size of possible extension queue 1039. Compared 254769 event pairs, 3645 based on Foata normal form. 0/23533 useless extension candidates. Maximal degree in co-relation 51996. Up to 10868 conditions per place. [2023-08-24 18:27:54,831 INFO L140 encePairwiseOnDemand]: 411/417 looper letters, 176 selfloop transitions, 5 changer transitions 0/214 dead transitions. [2023-08-24 18:27:54,831 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 214 transitions, 845 flow [2023-08-24 18:27:54,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-24 18:27:54,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-24 18:27:54,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1094 transitions. [2023-08-24 18:27:54,838 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4372501998401279 [2023-08-24 18:27:54,838 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1094 transitions. [2023-08-24 18:27:54,838 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1094 transitions. [2023-08-24 18:27:54,839 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:27:54,839 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1094 transitions. [2023-08-24 18:27:54,840 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 182.33333333333334) internal successors, (1094), 6 states have internal predecessors, (1094), 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) [2023-08-24 18:27:54,843 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 417.0) internal successors, (2919), 7 states have internal predecessors, (2919), 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) [2023-08-24 18:27:54,844 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 417.0) internal successors, (2919), 7 states have internal predecessors, (2919), 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) [2023-08-24 18:27:54,844 INFO L175 Difference]: Start difference. First operand has 85 places, 83 transitions, 181 flow. Second operand 6 states and 1094 transitions. [2023-08-24 18:27:54,844 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 214 transitions, 845 flow [2023-08-24 18:27:54,846 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 214 transitions, 845 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-24 18:27:54,849 INFO L231 Difference]: Finished difference. Result has 89 places, 82 transitions, 189 flow [2023-08-24 18:27:54,849 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=179, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=82, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=189, PETRI_PLACES=89, PETRI_TRANSITIONS=82} [2023-08-24 18:27:54,850 INFO L281 CegarLoopForPetriNet]: 97 programPoint places, -8 predicate places. [2023-08-24 18:27:54,850 INFO L495 AbstractCegarLoop]: Abstraction has has 89 places, 82 transitions, 189 flow [2023-08-24 18:27:54,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 153.66666666666666) internal successors, (922), 6 states have internal predecessors, (922), 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) [2023-08-24 18:27:54,851 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:27:54,851 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:27:54,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-24 18:27:54,854 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 33 more)] === [2023-08-24 18:27:54,854 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:27:54,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1473170579, now seen corresponding path program 1 times [2023-08-24 18:27:54,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:27:54,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103256603] [2023-08-24 18:27:54,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:27:54,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:27:54,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:27:54,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-24 18:27:54,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:27:54,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103256603] [2023-08-24 18:27:54,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103256603] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:27:54,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:27:54,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-24 18:27:54,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029101344] [2023-08-24 18:27:54,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:27:54,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-24 18:27:54,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:27:54,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-24 18:27:54,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-24 18:27:54,884 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 417 [2023-08-24 18:27:54,884 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 82 transitions, 189 flow. Second operand has 3 states, 3 states have (on average 163.0) internal successors, (489), 3 states have internal predecessors, (489), 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) [2023-08-24 18:27:54,884 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:27:54,884 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 417 [2023-08-24 18:27:54,884 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:27:57,863 INFO L124 PetriNetUnfolderBase]: 37017/57958 cut-off events. [2023-08-24 18:27:57,863 INFO L125 PetriNetUnfolderBase]: For 1800/1800 co-relation queries the response was YES. [2023-08-24 18:27:58,075 INFO L83 FinitePrefix]: Finished finitePrefix Result has 113215 conditions, 57958 events. 37017/57958 cut-off events. For 1800/1800 co-relation queries the response was YES. Maximal size of possible extension queue 1824. Compared 468805 event pairs, 12533 based on Foata normal form. 0/47511 useless extension candidates. Maximal degree in co-relation 113208. Up to 32500 conditions per place. [2023-08-24 18:27:58,273 INFO L140 encePairwiseOnDemand]: 396/417 looper letters, 89 selfloop transitions, 15 changer transitions 0/130 dead transitions. [2023-08-24 18:27:58,273 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 130 transitions, 505 flow [2023-08-24 18:27:58,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-24 18:27:58,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-24 18:27:58,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 590 transitions. [2023-08-24 18:27:58,275 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.47162270183852917 [2023-08-24 18:27:58,275 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 590 transitions. [2023-08-24 18:27:58,275 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 590 transitions. [2023-08-24 18:27:58,275 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:27:58,275 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 590 transitions. [2023-08-24 18:27:58,277 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 196.66666666666666) internal successors, (590), 3 states have internal predecessors, (590), 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) [2023-08-24 18:27:58,278 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 417.0) internal successors, (1668), 4 states have internal predecessors, (1668), 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) [2023-08-24 18:27:58,279 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 417.0) internal successors, (1668), 4 states have internal predecessors, (1668), 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) [2023-08-24 18:27:58,279 INFO L175 Difference]: Start difference. First operand has 89 places, 82 transitions, 189 flow. Second operand 3 states and 590 transitions. [2023-08-24 18:27:58,279 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 130 transitions, 505 flow [2023-08-24 18:27:58,324 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 130 transitions, 493 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-24 18:27:58,326 INFO L231 Difference]: Finished difference. Result has 88 places, 97 transitions, 311 flow [2023-08-24 18:27:58,326 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=179, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=82, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=311, PETRI_PLACES=88, PETRI_TRANSITIONS=97} [2023-08-24 18:27:58,327 INFO L281 CegarLoopForPetriNet]: 97 programPoint places, -9 predicate places. [2023-08-24 18:27:58,327 INFO L495 AbstractCegarLoop]: Abstraction has has 88 places, 97 transitions, 311 flow [2023-08-24 18:27:58,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 163.0) internal successors, (489), 3 states have internal predecessors, (489), 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) [2023-08-24 18:27:58,327 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:27:58,327 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:27:58,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-24 18:27:58,328 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 33 more)] === [2023-08-24 18:27:58,328 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:27:58,328 INFO L85 PathProgramCache]: Analyzing trace with hash 418646233, now seen corresponding path program 1 times [2023-08-24 18:27:58,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:27:58,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950674158] [2023-08-24 18:27:58,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:27:58,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:27:58,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:27:58,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-08-24 18:27:58,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:27:58,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950674158] [2023-08-24 18:27:58,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950674158] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:27:58,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:27:58,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-24 18:27:58,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399205127] [2023-08-24 18:27:58,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:27:58,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-24 18:27:58,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:27:58,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-24 18:27:58,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-24 18:27:58,494 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 152 out of 417 [2023-08-24 18:27:58,494 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 97 transitions, 311 flow. Second operand has 6 states, 6 states have (on average 153.83333333333334) internal successors, (923), 6 states have internal predecessors, (923), 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) [2023-08-24 18:27:58,494 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:27:58,494 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 152 of 417 [2023-08-24 18:27:58,494 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:28:01,994 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, 124#L725-5true, thr1Thread2of3ForFork0InUse, Black: 226#true, thr1Thread3of3ForFork0InUse, 165#L713true, 228#(= |#race~max~0| 0), 216#true, 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0)), 81#L713true]) [2023-08-24 18:28:01,995 INFO L294 olderBase$Statistics]: this new event has 50 ancestors and is cut-off event [2023-08-24 18:28:01,995 INFO L297 olderBase$Statistics]: existing Event has 50 ancestors and is cut-off event [2023-08-24 18:28:01,995 INFO L297 olderBase$Statistics]: existing Event has 47 ancestors and is cut-off event [2023-08-24 18:28:01,995 INFO L297 olderBase$Statistics]: existing Event has 50 ancestors and is cut-off event [2023-08-24 18:28:02,208 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, 124#L725-5true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 165#L713true, 135#L705-6true, 228#(= |#race~max~0| 0), 216#true, 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,208 INFO L294 olderBase$Statistics]: this new event has 53 ancestors and is cut-off event [2023-08-24 18:28:02,208 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-24 18:28:02,208 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-24 18:28:02,208 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-24 18:28:02,208 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 4#L706-1true, 18#L713true, 124#L725-5true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 165#L713true, 228#(= |#race~max~0| 0), 216#true, 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,208 INFO L294 olderBase$Statistics]: this new event has 54 ancestors and is cut-off event [2023-08-24 18:28:02,209 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-24 18:28:02,209 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-24 18:28:02,209 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-24 18:28:02,209 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 124#L725-5true, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 165#L713true, 228#(= |#race~max~0| 0), 216#true, 89#thr1EXITtrue, 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,209 INFO L294 olderBase$Statistics]: this new event has 54 ancestors and is cut-off event [2023-08-24 18:28:02,209 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-24 18:28:02,209 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-24 18:28:02,209 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-24 18:28:02,210 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 124#L725-5true, 18#L713true, thr1Thread2of3ForFork0InUse, Black: 226#true, thr1Thread3of3ForFork0InUse, 165#L713true, 103#L709-3true, 228#(= |#race~max~0| 0), 216#true, 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,211 INFO L294 olderBase$Statistics]: this new event has 52 ancestors and is cut-off event [2023-08-24 18:28:02,211 INFO L297 olderBase$Statistics]: existing Event has 49 ancestors and is cut-off event [2023-08-24 18:28:02,211 INFO L297 olderBase$Statistics]: existing Event has 49 ancestors and is cut-off event [2023-08-24 18:28:02,211 INFO L297 olderBase$Statistics]: existing Event has 49 ancestors and is cut-off event [2023-08-24 18:28:02,267 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 79#L725-4true, 165#L713true, 228#(= |#race~max~0| 0), 216#true, 81#L713true, 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,267 INFO L294 olderBase$Statistics]: this new event has 53 ancestors and is cut-off event [2023-08-24 18:28:02,267 INFO L297 olderBase$Statistics]: existing Event has 50 ancestors and is cut-off event [2023-08-24 18:28:02,267 INFO L297 olderBase$Statistics]: existing Event has 53 ancestors and is cut-off event [2023-08-24 18:28:02,268 INFO L297 olderBase$Statistics]: existing Event has 53 ancestors and is cut-off event [2023-08-24 18:28:02,304 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 124#L725-5true, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 165#L713true, 221#(= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread1of3ForFork0_findMax_~i~0#1| 4))) 0), 228#(= |#race~max~0| 0), 216#true, 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,305 INFO L294 olderBase$Statistics]: this new event has 55 ancestors and is cut-off event [2023-08-24 18:28:02,305 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-24 18:28:02,305 INFO L297 olderBase$Statistics]: existing Event has 41 ancestors and is cut-off event [2023-08-24 18:28:02,305 INFO L297 olderBase$Statistics]: existing Event has 41 ancestors and is cut-off event [2023-08-24 18:28:02,393 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][172], [thr1Thread1of3ForFork0InUse, 18#L713true, 124#L725-5true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 7#L706-2true, 234#(= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0), 228#(= |#race~max~0| 0), 216#true, 81#L713true]) [2023-08-24 18:28:02,393 INFO L294 olderBase$Statistics]: this new event has 55 ancestors and is cut-off event [2023-08-24 18:28:02,393 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-24 18:28:02,393 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-24 18:28:02,393 INFO L297 olderBase$Statistics]: existing Event has 41 ancestors and is cut-off event [2023-08-24 18:28:02,395 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 124#L725-5true, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 165#L713true, 228#(= |#race~max~0| 0), 216#true, 222#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread1of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread1of3ForFork0_findMax_~i~0#1| 4) 1)) 0)), 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,395 INFO L294 olderBase$Statistics]: this new event has 56 ancestors and is cut-off event [2023-08-24 18:28:02,395 INFO L297 olderBase$Statistics]: existing Event has 42 ancestors and is cut-off event [2023-08-24 18:28:02,395 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-24 18:28:02,395 INFO L297 olderBase$Statistics]: existing Event has 42 ancestors and is cut-off event [2023-08-24 18:28:02,546 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, thr1Thread2of3ForFork0InUse, Black: 226#true, thr1Thread3of3ForFork0InUse, 79#L725-4true, 165#L713true, 135#L705-6true, 216#true, 228#(= |#race~max~0| 0), 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,547 INFO L294 olderBase$Statistics]: this new event has 56 ancestors and is cut-off event [2023-08-24 18:28:02,547 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-24 18:28:02,547 INFO L297 olderBase$Statistics]: existing Event has 42 ancestors and is cut-off event [2023-08-24 18:28:02,547 INFO L297 olderBase$Statistics]: existing Event has 42 ancestors and is cut-off event [2023-08-24 18:28:02,547 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, thr1Thread2of3ForFork0InUse, Black: 226#true, thr1Thread3of3ForFork0InUse, 79#L725-4true, 165#L713true, 216#true, 228#(= |#race~max~0| 0), 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0)), 89#thr1EXITtrue]) [2023-08-24 18:28:02,547 INFO L294 olderBase$Statistics]: this new event has 57 ancestors and is cut-off event [2023-08-24 18:28:02,547 INFO L297 olderBase$Statistics]: existing Event has 43 ancestors and is cut-off event [2023-08-24 18:28:02,547 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-24 18:28:02,547 INFO L297 olderBase$Statistics]: existing Event has 43 ancestors and is cut-off event [2023-08-24 18:28:02,547 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 4#L706-1true, 18#L713true, thr1Thread2of3ForFork0InUse, Black: 226#true, thr1Thread3of3ForFork0InUse, 79#L725-4true, 165#L713true, 216#true, 228#(= |#race~max~0| 0), 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,547 INFO L294 olderBase$Statistics]: this new event has 57 ancestors and is cut-off event [2023-08-24 18:28:02,547 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-24 18:28:02,547 INFO L297 olderBase$Statistics]: existing Event has 43 ancestors and is cut-off event [2023-08-24 18:28:02,547 INFO L297 olderBase$Statistics]: existing Event has 43 ancestors and is cut-off event [2023-08-24 18:28:02,548 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 79#L725-4true, 165#L713true, 103#L709-3true, 228#(= |#race~max~0| 0), 216#true, 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,548 INFO L294 olderBase$Statistics]: this new event has 55 ancestors and is cut-off event [2023-08-24 18:28:02,548 INFO L297 olderBase$Statistics]: existing Event has 52 ancestors and is cut-off event [2023-08-24 18:28:02,548 INFO L297 olderBase$Statistics]: existing Event has 52 ancestors and is cut-off event [2023-08-24 18:28:02,548 INFO L297 olderBase$Statistics]: existing Event has 52 ancestors and is cut-off event [2023-08-24 18:28:02,573 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][170], [thr1Thread1of3ForFork0InUse, 18#L713true, 235#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0)), 124#L725-5true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 88#L706-3true, 228#(= |#race~max~0| 0), 216#true, 81#L713true]) [2023-08-24 18:28:02,573 INFO L294 olderBase$Statistics]: this new event has 56 ancestors and is cut-off event [2023-08-24 18:28:02,573 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-24 18:28:02,573 INFO L297 olderBase$Statistics]: existing Event has 42 ancestors and is cut-off event [2023-08-24 18:28:02,573 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-24 18:28:02,575 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 124#L725-5true, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 165#L713true, 228#(= |#race~max~0| 0), 216#true, 223#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread1of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread1of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread1of3ForFork0_findMax_~i~0#1| 4) 1)) 0)), 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,575 INFO L294 olderBase$Statistics]: this new event has 57 ancestors and is cut-off event [2023-08-24 18:28:02,575 INFO L297 olderBase$Statistics]: existing Event has 43 ancestors and is cut-off event [2023-08-24 18:28:02,575 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-24 18:28:02,575 INFO L297 olderBase$Statistics]: existing Event has 43 ancestors and is cut-off event [2023-08-24 18:28:02,599 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, thr1Thread2of3ForFork0InUse, Black: 226#true, thr1Thread3of3ForFork0InUse, 79#L725-4true, 165#L713true, 221#(= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread1of3ForFork0_findMax_~i~0#1| 4))) 0), 216#true, 228#(= |#race~max~0| 0), 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,599 INFO L294 olderBase$Statistics]: this new event has 58 ancestors and is cut-off event [2023-08-24 18:28:02,599 INFO L297 olderBase$Statistics]: existing Event has 44 ancestors and is cut-off event [2023-08-24 18:28:02,599 INFO L297 olderBase$Statistics]: existing Event has 41 ancestors and is cut-off event [2023-08-24 18:28:02,599 INFO L297 olderBase$Statistics]: existing Event has 44 ancestors and is cut-off event [2023-08-24 18:28:02,625 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][171], [thr1Thread1of3ForFork0InUse, 124#L725-5true, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, 236#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0)), Black: 226#true, 22#L706-4true, 228#(= |#race~max~0| 0), 216#true, 81#L713true]) [2023-08-24 18:28:02,625 INFO L294 olderBase$Statistics]: this new event has 57 ancestors and is cut-off event [2023-08-24 18:28:02,625 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-24 18:28:02,625 INFO L297 olderBase$Statistics]: existing Event has 43 ancestors and is cut-off event [2023-08-24 18:28:02,625 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-24 18:28:02,628 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, 124#L725-5true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 28#L706-5true, 165#L713true, 228#(= |#race~max~0| 0), 216#true, 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,628 INFO L294 olderBase$Statistics]: this new event has 58 ancestors and is cut-off event [2023-08-24 18:28:02,628 INFO L297 olderBase$Statistics]: existing Event has 41 ancestors and is cut-off event [2023-08-24 18:28:02,628 INFO L297 olderBase$Statistics]: existing Event has 44 ancestors and is cut-off event [2023-08-24 18:28:02,628 INFO L297 olderBase$Statistics]: existing Event has 44 ancestors and is cut-off event [2023-08-24 18:28:02,645 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][172], [thr1Thread1of3ForFork0InUse, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 79#L725-4true, 7#L706-2true, 234#(= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0), 216#true, 228#(= |#race~max~0| 0), 81#L713true]) [2023-08-24 18:28:02,645 INFO L294 olderBase$Statistics]: this new event has 58 ancestors and is cut-off event [2023-08-24 18:28:02,645 INFO L297 olderBase$Statistics]: existing Event has 41 ancestors and is cut-off event [2023-08-24 18:28:02,645 INFO L297 olderBase$Statistics]: existing Event has 41 ancestors and is cut-off event [2023-08-24 18:28:02,645 INFO L297 olderBase$Statistics]: existing Event has 44 ancestors and is cut-off event [2023-08-24 18:28:02,646 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, thr1Thread2of3ForFork0InUse, Black: 226#true, thr1Thread3of3ForFork0InUse, 79#L725-4true, 165#L713true, 222#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread1of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread1of3ForFork0_findMax_~i~0#1| 4) 1)) 0)), 216#true, 228#(= |#race~max~0| 0), 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,646 INFO L294 olderBase$Statistics]: this new event has 59 ancestors and is cut-off event [2023-08-24 18:28:02,646 INFO L297 olderBase$Statistics]: existing Event has 45 ancestors and is cut-off event [2023-08-24 18:28:02,646 INFO L297 olderBase$Statistics]: existing Event has 42 ancestors and is cut-off event [2023-08-24 18:28:02,646 INFO L297 olderBase$Statistics]: existing Event has 45 ancestors and is cut-off event [2023-08-24 18:28:02,669 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 124#L725-5true, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 3#L706-5true, 228#(= |#race~max~0| 0), 216#true, 81#L713true, 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,669 INFO L294 olderBase$Statistics]: this new event has 58 ancestors and is cut-off event [2023-08-24 18:28:02,669 INFO L297 olderBase$Statistics]: existing Event has 41 ancestors and is cut-off event [2023-08-24 18:28:02,669 INFO L297 olderBase$Statistics]: existing Event has 41 ancestors and is cut-off event [2023-08-24 18:28:02,669 INFO L297 olderBase$Statistics]: existing Event has 44 ancestors and is cut-off event [2023-08-24 18:28:02,674 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, 124#L725-5true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 165#L713true, 228#(= |#race~max~0| 0), 216#true, 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0)), 119#L706-7true]) [2023-08-24 18:28:02,674 INFO L294 olderBase$Statistics]: this new event has 59 ancestors and is cut-off event [2023-08-24 18:28:02,674 INFO L297 olderBase$Statistics]: existing Event has 42 ancestors and is cut-off event [2023-08-24 18:28:02,674 INFO L297 olderBase$Statistics]: existing Event has 45 ancestors and is cut-off event [2023-08-24 18:28:02,674 INFO L297 olderBase$Statistics]: existing Event has 45 ancestors and is cut-off event [2023-08-24 18:28:02,687 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][170], [thr1Thread1of3ForFork0InUse, 18#L713true, 235#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0)), thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 88#L706-3true, 79#L725-4true, 216#true, 228#(= |#race~max~0| 0), 81#L713true]) [2023-08-24 18:28:02,687 INFO L294 olderBase$Statistics]: this new event has 59 ancestors and is cut-off event [2023-08-24 18:28:02,687 INFO L297 olderBase$Statistics]: existing Event has 45 ancestors and is cut-off event [2023-08-24 18:28:02,687 INFO L297 olderBase$Statistics]: existing Event has 42 ancestors and is cut-off event [2023-08-24 18:28:02,687 INFO L297 olderBase$Statistics]: existing Event has 42 ancestors and is cut-off event [2023-08-24 18:28:02,690 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, thr1Thread2of3ForFork0InUse, Black: 226#true, thr1Thread3of3ForFork0InUse, 79#L725-4true, 165#L713true, 216#true, 228#(= |#race~max~0| 0), 223#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread1of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread1of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread1of3ForFork0_findMax_~i~0#1| 4) 1)) 0)), 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,690 INFO L294 olderBase$Statistics]: this new event has 60 ancestors and is cut-off event [2023-08-24 18:28:02,690 INFO L297 olderBase$Statistics]: existing Event has 43 ancestors and is cut-off event [2023-08-24 18:28:02,690 INFO L297 olderBase$Statistics]: existing Event has 46 ancestors and is cut-off event [2023-08-24 18:28:02,690 INFO L297 olderBase$Statistics]: existing Event has 46 ancestors and is cut-off event [2023-08-24 18:28:02,705 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 124#L725-5true, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 108#L706-7true, 228#(= |#race~max~0| 0), 216#true, 81#L713true, 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,706 INFO L294 olderBase$Statistics]: this new event has 59 ancestors and is cut-off event [2023-08-24 18:28:02,706 INFO L297 olderBase$Statistics]: existing Event has 42 ancestors and is cut-off event [2023-08-24 18:28:02,706 INFO L297 olderBase$Statistics]: existing Event has 42 ancestors and is cut-off event [2023-08-24 18:28:02,706 INFO L297 olderBase$Statistics]: existing Event has 45 ancestors and is cut-off event [2023-08-24 18:28:02,710 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 124#L725-5true, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 164#L707-1true, 165#L713true, 228#(= |#race~max~0| 0), 216#true, 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,711 INFO L294 olderBase$Statistics]: this new event has 60 ancestors and is cut-off event [2023-08-24 18:28:02,711 INFO L297 olderBase$Statistics]: existing Event has 46 ancestors and is cut-off event [2023-08-24 18:28:02,711 INFO L297 olderBase$Statistics]: existing Event has 43 ancestors and is cut-off event [2023-08-24 18:28:02,711 INFO L297 olderBase$Statistics]: existing Event has 46 ancestors and is cut-off event [2023-08-24 18:28:02,721 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][171], [thr1Thread1of3ForFork0InUse, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, 236#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0)), Black: 226#true, 79#L725-4true, 22#L706-4true, 216#true, 228#(= |#race~max~0| 0), 81#L713true]) [2023-08-24 18:28:02,721 INFO L294 olderBase$Statistics]: this new event has 60 ancestors and is cut-off event [2023-08-24 18:28:02,721 INFO L297 olderBase$Statistics]: existing Event has 46 ancestors and is cut-off event [2023-08-24 18:28:02,721 INFO L297 olderBase$Statistics]: existing Event has 43 ancestors and is cut-off event [2023-08-24 18:28:02,721 INFO L297 olderBase$Statistics]: existing Event has 43 ancestors and is cut-off event [2023-08-24 18:28:02,724 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, thr1Thread2of3ForFork0InUse, Black: 226#true, thr1Thread3of3ForFork0InUse, 28#L706-5true, 79#L725-4true, 165#L713true, 216#true, 228#(= |#race~max~0| 0), 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,724 INFO L294 olderBase$Statistics]: this new event has 61 ancestors and is cut-off event [2023-08-24 18:28:02,724 INFO L297 olderBase$Statistics]: existing Event has 44 ancestors and is cut-off event [2023-08-24 18:28:02,724 INFO L297 olderBase$Statistics]: existing Event has 47 ancestors and is cut-off event [2023-08-24 18:28:02,725 INFO L297 olderBase$Statistics]: existing Event has 47 ancestors and is cut-off event [2023-08-24 18:28:02,736 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [5#L707-1true, thr1Thread1of3ForFork0InUse, 124#L725-5true, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 228#(= |#race~max~0| 0), 216#true, 81#L713true, 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,736 INFO L294 olderBase$Statistics]: this new event has 60 ancestors and is cut-off event [2023-08-24 18:28:02,736 INFO L297 olderBase$Statistics]: existing Event has 46 ancestors and is cut-off event [2023-08-24 18:28:02,736 INFO L297 olderBase$Statistics]: existing Event has 43 ancestors and is cut-off event [2023-08-24 18:28:02,736 INFO L297 olderBase$Statistics]: existing Event has 43 ancestors and is cut-off event [2023-08-24 18:28:02,748 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 3#L706-5true, 79#L725-4true, 216#true, 228#(= |#race~max~0| 0), 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0)), 81#L713true]) [2023-08-24 18:28:02,749 INFO L294 olderBase$Statistics]: this new event has 61 ancestors and is cut-off event [2023-08-24 18:28:02,749 INFO L297 olderBase$Statistics]: existing Event has 47 ancestors and is cut-off event [2023-08-24 18:28:02,749 INFO L297 olderBase$Statistics]: existing Event has 44 ancestors and is cut-off event [2023-08-24 18:28:02,749 INFO L297 olderBase$Statistics]: existing Event has 44 ancestors and is cut-off event [2023-08-24 18:28:02,753 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, thr1Thread2of3ForFork0InUse, Black: 226#true, thr1Thread3of3ForFork0InUse, 79#L725-4true, 165#L713true, 216#true, 228#(= |#race~max~0| 0), 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0)), 119#L706-7true]) [2023-08-24 18:28:02,753 INFO L294 olderBase$Statistics]: this new event has 62 ancestors and is cut-off event [2023-08-24 18:28:02,753 INFO L297 olderBase$Statistics]: existing Event has 48 ancestors and is cut-off event [2023-08-24 18:28:02,753 INFO L297 olderBase$Statistics]: existing Event has 45 ancestors and is cut-off event [2023-08-24 18:28:02,753 INFO L297 olderBase$Statistics]: existing Event has 48 ancestors and is cut-off event [2023-08-24 18:28:02,772 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 79#L725-4true, 108#L706-7true, 216#true, 228#(= |#race~max~0| 0), 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0)), 81#L713true]) [2023-08-24 18:28:02,772 INFO L294 olderBase$Statistics]: this new event has 62 ancestors and is cut-off event [2023-08-24 18:28:02,772 INFO L297 olderBase$Statistics]: existing Event has 45 ancestors and is cut-off event [2023-08-24 18:28:02,773 INFO L297 olderBase$Statistics]: existing Event has 45 ancestors and is cut-off event [2023-08-24 18:28:02,773 INFO L297 olderBase$Statistics]: existing Event has 48 ancestors and is cut-off event [2023-08-24 18:28:02,777 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [thr1Thread1of3ForFork0InUse, 18#L713true, thr1Thread2of3ForFork0InUse, Black: 226#true, thr1Thread3of3ForFork0InUse, 164#L707-1true, 79#L725-4true, 165#L713true, 216#true, 228#(= |#race~max~0| 0), 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,777 INFO L294 olderBase$Statistics]: this new event has 63 ancestors and is cut-off event [2023-08-24 18:28:02,777 INFO L297 olderBase$Statistics]: existing Event has 46 ancestors and is cut-off event [2023-08-24 18:28:02,777 INFO L297 olderBase$Statistics]: existing Event has 49 ancestors and is cut-off event [2023-08-24 18:28:02,777 INFO L297 olderBase$Statistics]: existing Event has 49 ancestors and is cut-off event [2023-08-24 18:28:02,793 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L709-3-->L713: Formula: (and (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|) (not (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15| 0)) (= |v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11| (ite (= v_~m~0_51 1) 1 0)) (= v_~m~0_50 0)) InVars {~m~0=v_~m~0_51} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~m~0=v_~m~0_50, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_15|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|, #race~m~0=|v_#race~m~0_69|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~m~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][180], [5#L707-1true, thr1Thread1of3ForFork0InUse, 18#L713true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 226#true, 79#L725-4true, 216#true, 228#(= |#race~max~0| 0), 81#L713true, 237#(and (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 3 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4) 1)) 0) (= (select (select |#race| |~#storage~0.base|) (+ |~#storage~0.offset| 2 (* |thr1Thread2of3ForFork0_findMax_~i~0#1| 4))) 0))]) [2023-08-24 18:28:02,793 INFO L294 olderBase$Statistics]: this new event has 63 ancestors and is cut-off event [2023-08-24 18:28:02,793 INFO L297 olderBase$Statistics]: existing Event has 46 ancestors and is cut-off event [2023-08-24 18:28:02,793 INFO L297 olderBase$Statistics]: existing Event has 46 ancestors and is cut-off event [2023-08-24 18:28:02,793 INFO L297 olderBase$Statistics]: existing Event has 49 ancestors and is cut-off event [2023-08-24 18:28:02,851 INFO L124 PetriNetUnfolderBase]: 46065/74214 cut-off events. [2023-08-24 18:28:02,852 INFO L125 PetriNetUnfolderBase]: For 13997/14919 co-relation queries the response was YES. [2023-08-24 18:28:03,018 INFO L83 FinitePrefix]: Finished finitePrefix Result has 154949 conditions, 74214 events. 46065/74214 cut-off events. For 13997/14919 co-relation queries the response was YES. Maximal size of possible extension queue 2022. Compared 637435 event pairs, 9952 based on Foata normal form. 214/63456 useless extension candidates. Maximal degree in co-relation 154941. Up to 33397 conditions per place. [2023-08-24 18:28:03,269 INFO L140 encePairwiseOnDemand]: 411/417 looper letters, 178 selfloop transitions, 5 changer transitions 0/228 dead transitions. [2023-08-24 18:28:03,269 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 228 transitions, 1007 flow [2023-08-24 18:28:03,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-24 18:28:03,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-24 18:28:03,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1085 transitions. [2023-08-24 18:28:03,275 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4336530775379696 [2023-08-24 18:28:03,276 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1085 transitions. [2023-08-24 18:28:03,276 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1085 transitions. [2023-08-24 18:28:03,276 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:28:03,276 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1085 transitions. [2023-08-24 18:28:03,280 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 180.83333333333334) internal successors, (1085), 6 states have internal predecessors, (1085), 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) [2023-08-24 18:28:03,284 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 417.0) internal successors, (2919), 7 states have internal predecessors, (2919), 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) [2023-08-24 18:28:03,284 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 417.0) internal successors, (2919), 7 states have internal predecessors, (2919), 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) [2023-08-24 18:28:03,284 INFO L175 Difference]: Start difference. First operand has 88 places, 97 transitions, 311 flow. Second operand 6 states and 1085 transitions. [2023-08-24 18:28:03,284 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 228 transitions, 1007 flow [2023-08-24 18:28:03,388 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 228 transitions, 961 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-24 18:28:03,390 INFO L231 Difference]: Finished difference. Result has 90 places, 96 transitions, 289 flow [2023-08-24 18:28:03,390 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=279, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=289, PETRI_PLACES=90, PETRI_TRANSITIONS=96} [2023-08-24 18:28:03,390 INFO L281 CegarLoopForPetriNet]: 97 programPoint places, -7 predicate places. [2023-08-24 18:28:03,390 INFO L495 AbstractCegarLoop]: Abstraction has has 90 places, 96 transitions, 289 flow [2023-08-24 18:28:03,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 153.83333333333334) internal successors, (923), 6 states have internal predecessors, (923), 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) [2023-08-24 18:28:03,391 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:28:03,391 INFO L208 CegarLoopForPetriNet]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1] [2023-08-24 18:28:03,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-24 18:28:03,391 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 33 more)] === [2023-08-24 18:28:03,391 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:28:03,391 INFO L85 PathProgramCache]: Analyzing trace with hash -416131617, now seen corresponding path program 1 times [2023-08-24 18:28:03,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:28:03,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686593939] [2023-08-24 18:28:03,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:28:03,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:28:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-24 18:28:03,399 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-24 18:28:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-24 18:28:03,404 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-24 18:28:03,404 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (36 of 37 remaining) [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (35 of 37 remaining) [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (34 of 37 remaining) [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (33 of 37 remaining) [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (32 of 37 remaining) [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (31 of 37 remaining) [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (30 of 37 remaining) [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (29 of 37 remaining) [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (28 of 37 remaining) [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONASSERT (27 of 37 remaining) [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (26 of 37 remaining) [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (25 of 37 remaining) [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (24 of 37 remaining) [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (23 of 37 remaining) [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (22 of 37 remaining) [2023-08-24 18:28:03,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (21 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (20 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (19 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONASSERT (18 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (17 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (16 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (15 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (14 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (13 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (12 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (11 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (10 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONASSERT (9 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (8 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (7 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (6 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (5 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (4 of 37 remaining) [2023-08-24 18:28:03,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (3 of 37 remaining) [2023-08-24 18:28:03,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (2 of 37 remaining) [2023-08-24 18:28:03,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (1 of 37 remaining) [2023-08-24 18:28:03,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONASSERT (0 of 37 remaining) [2023-08-24 18:28:03,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-24 18:28:03,407 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-08-24 18:28:03,407 WARN L233 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2023-08-24 18:28:03,407 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2023-08-24 18:28:03,431 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-24 18:28:03,433 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 273 places, 289 transitions, 610 flow [2023-08-24 18:28:03,464 INFO L124 PetriNetUnfolderBase]: 29/335 cut-off events. [2023-08-24 18:28:03,464 INFO L125 PetriNetUnfolderBase]: For 16/16 co-relation queries the response was YES. [2023-08-24 18:28:03,466 INFO L83 FinitePrefix]: Finished finitePrefix Result has 358 conditions, 335 events. 29/335 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1078 event pairs, 0 based on Foata normal form. 0/265 useless extension candidates. Maximal degree in co-relation 267. Up to 10 conditions per place. [2023-08-24 18:28:03,466 INFO L82 GeneralOperation]: Start removeDead. Operand has 273 places, 289 transitions, 610 flow [2023-08-24 18:28:03,468 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 273 places, 289 transitions, 610 flow [2023-08-24 18:28:03,468 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-24 18:28:03,468 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 273 places, 289 transitions, 610 flow [2023-08-24 18:28:03,469 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 273 places, 289 transitions, 610 flow [2023-08-24 18:28:03,469 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 273 places, 289 transitions, 610 flow [2023-08-24 18:28:03,623 INFO L124 PetriNetUnfolderBase]: 29/335 cut-off events. [2023-08-24 18:28:03,623 INFO L125 PetriNetUnfolderBase]: For 16/16 co-relation queries the response was YES. [2023-08-24 18:28:03,625 INFO L83 FinitePrefix]: Finished finitePrefix Result has 358 conditions, 335 events. 29/335 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1078 event pairs, 0 based on Foata normal form. 0/265 useless extension candidates. Maximal degree in co-relation 267. Up to 10 conditions per place. [2023-08-24 18:28:03,636 INFO L119 LiptonReduction]: Number of co-enabled transitions 54936 [2023-08-24 18:28:05,992 INFO L134 LiptonReduction]: Checked pairs total: 199974 [2023-08-24 18:28:05,993 INFO L136 LiptonReduction]: Total number of compositions: 228 [2023-08-24 18:28:05,994 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-24 18:28:05,994 INFO L357 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=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@6dcc387, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-24 18:28:05,994 INFO L358 AbstractCegarLoop]: Starting to check reachability of 46 error locations. [2023-08-24 18:28:05,995 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-24 18:28:05,995 INFO L124 PetriNetUnfolderBase]: 0/18 cut-off events. [2023-08-24 18:28:05,995 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-08-24 18:28:05,995 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:28:05,996 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:28:05,996 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 42 more)] === [2023-08-24 18:28:05,996 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:28:05,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1499344714, now seen corresponding path program 1 times [2023-08-24 18:28:05,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:28:05,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552189454] [2023-08-24 18:28:05,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:28:05,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:28:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:28:06,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-24 18:28:06,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:28:06,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552189454] [2023-08-24 18:28:06,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552189454] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:28:06,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:28:06,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-24 18:28:06,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703506577] [2023-08-24 18:28:06,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:28:06,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-24 18:28:06,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:28:06,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-24 18:28:06,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-24 18:28:06,007 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 239 out of 517 [2023-08-24 18:28:06,007 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 130 transitions, 292 flow. Second operand has 2 states, 2 states have (on average 242.0) internal successors, (484), 2 states have internal predecessors, (484), 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) [2023-08-24 18:28:06,008 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:28:06,008 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 239 of 517 [2023-08-24 18:28:06,008 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:28:13,710 INFO L124 PetriNetUnfolderBase]: 73590/129009 cut-off events. [2023-08-24 18:28:13,711 INFO L125 PetriNetUnfolderBase]: For 10376/10376 co-relation queries the response was YES. [2023-08-24 18:28:13,991 INFO L83 FinitePrefix]: Finished finitePrefix Result has 227300 conditions, 129009 events. 73590/129009 cut-off events. For 10376/10376 co-relation queries the response was YES. Maximal size of possible extension queue 3813. Compared 1324549 event pairs, 57584 based on Foata normal form. 14942/114957 useless extension candidates. Maximal degree in co-relation 18600. Up to 92713 conditions per place. [2023-08-24 18:28:14,538 INFO L140 encePairwiseOnDemand]: 496/517 looper letters, 46 selfloop transitions, 0 changer transitions 0/109 dead transitions. [2023-08-24 18:28:14,539 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 109 transitions, 342 flow [2023-08-24 18:28:14,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-24 18:28:14,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-24 18:28:14,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 545 transitions. [2023-08-24 18:28:14,540 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5270793036750484 [2023-08-24 18:28:14,540 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 545 transitions. [2023-08-24 18:28:14,541 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 545 transitions. [2023-08-24 18:28:14,541 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:28:14,541 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 545 transitions. [2023-08-24 18:28:14,542 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 272.5) internal successors, (545), 2 states have internal predecessors, (545), 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) [2023-08-24 18:28:14,543 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 517.0) internal successors, (1551), 3 states have internal predecessors, (1551), 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) [2023-08-24 18:28:14,543 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 517.0) internal successors, (1551), 3 states have internal predecessors, (1551), 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) [2023-08-24 18:28:14,543 INFO L175 Difference]: Start difference. First operand has 127 places, 130 transitions, 292 flow. Second operand 2 states and 545 transitions. [2023-08-24 18:28:14,543 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 109 transitions, 342 flow [2023-08-24 18:28:14,551 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 109 transitions, 330 flow, removed 6 selfloop flow, removed 0 redundant places. [2023-08-24 18:28:14,552 INFO L231 Difference]: Finished difference. Result has 111 places, 109 transitions, 238 flow [2023-08-24 18:28:14,552 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=517, PETRI_DIFFERENCE_MINUEND_FLOW=238, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=109, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=238, PETRI_PLACES=111, PETRI_TRANSITIONS=109} [2023-08-24 18:28:14,552 INFO L281 CegarLoopForPetriNet]: 127 programPoint places, -16 predicate places. [2023-08-24 18:28:14,552 INFO L495 AbstractCegarLoop]: Abstraction has has 111 places, 109 transitions, 238 flow [2023-08-24 18:28:14,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 242.0) internal successors, (484), 2 states have internal predecessors, (484), 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) [2023-08-24 18:28:14,553 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:28:14,553 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:28:14,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-24 18:28:14,553 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 42 more)] === [2023-08-24 18:28:14,553 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:28:14,553 INFO L85 PathProgramCache]: Analyzing trace with hash -764961518, now seen corresponding path program 1 times [2023-08-24 18:28:14,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:28:14,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104566843] [2023-08-24 18:28:14,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:28:14,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:28:14,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:28:14,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-24 18:28:14,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:28:14,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104566843] [2023-08-24 18:28:14,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104566843] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:28:14,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:28:14,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-24 18:28:14,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464006290] [2023-08-24 18:28:14,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:28:14,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-24 18:28:14,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:28:14,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-24 18:28:14,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-24 18:28:14,843 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 197 out of 517 [2023-08-24 18:28:14,844 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 109 transitions, 238 flow. Second operand has 6 states, 6 states have (on average 198.66666666666666) internal successors, (1192), 6 states have internal predecessors, (1192), 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) [2023-08-24 18:28:14,844 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:28:14,844 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 197 of 517 [2023-08-24 18:28:14,844 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:28:45,206 INFO L124 PetriNetUnfolderBase]: 341886/531986 cut-off events. [2023-08-24 18:28:45,206 INFO L125 PetriNetUnfolderBase]: For 9097/9097 co-relation queries the response was YES. [2023-08-24 18:28:46,513 INFO L83 FinitePrefix]: Finished finitePrefix Result has 974678 conditions, 531986 events. 341886/531986 cut-off events. For 9097/9097 co-relation queries the response was YES. Maximal size of possible extension queue 14573. Compared 5418334 event pairs, 79127 based on Foata normal form. 0/431027 useless extension candidates. Maximal degree in co-relation 974671. Up to 209318 conditions per place. [2023-08-24 18:28:48,681 INFO L140 encePairwiseOnDemand]: 511/517 looper letters, 256 selfloop transitions, 5 changer transitions 0/304 dead transitions. [2023-08-24 18:28:48,681 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 304 transitions, 1210 flow [2023-08-24 18:28:48,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-24 18:28:48,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-24 18:28:48,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1444 transitions. [2023-08-24 18:28:48,684 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4655061250805932 [2023-08-24 18:28:48,684 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1444 transitions. [2023-08-24 18:28:48,684 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1444 transitions. [2023-08-24 18:28:48,685 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:28:48,685 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1444 transitions. [2023-08-24 18:28:48,687 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 240.66666666666666) internal successors, (1444), 6 states have internal predecessors, (1444), 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) [2023-08-24 18:28:48,689 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 517.0) internal successors, (3619), 7 states have internal predecessors, (3619), 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) [2023-08-24 18:28:48,690 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 517.0) internal successors, (3619), 7 states have internal predecessors, (3619), 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) [2023-08-24 18:28:48,690 INFO L175 Difference]: Start difference. First operand has 111 places, 109 transitions, 238 flow. Second operand 6 states and 1444 transitions. [2023-08-24 18:28:48,690 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 115 places, 304 transitions, 1210 flow [2023-08-24 18:28:48,697 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 304 transitions, 1210 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-24 18:28:48,698 INFO L231 Difference]: Finished difference. Result has 115 places, 108 transitions, 246 flow [2023-08-24 18:28:48,699 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=517, PETRI_DIFFERENCE_MINUEND_FLOW=236, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=108, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=246, PETRI_PLACES=115, PETRI_TRANSITIONS=108} [2023-08-24 18:28:48,699 INFO L281 CegarLoopForPetriNet]: 127 programPoint places, -12 predicate places. [2023-08-24 18:28:48,699 INFO L495 AbstractCegarLoop]: Abstraction has has 115 places, 108 transitions, 246 flow [2023-08-24 18:28:48,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 198.66666666666666) internal successors, (1192), 6 states have internal predecessors, (1192), 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) [2023-08-24 18:28:48,699 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:28:48,699 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:28:48,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-08-24 18:28:48,700 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 42 more)] === [2023-08-24 18:28:48,700 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:28:48,700 INFO L85 PathProgramCache]: Analyzing trace with hash 135793371, now seen corresponding path program 1 times [2023-08-24 18:28:48,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:28:48,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576413399] [2023-08-24 18:28:48,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:28:48,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:28:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:28:48,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-24 18:28:48,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:28:48,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576413399] [2023-08-24 18:28:48,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576413399] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:28:48,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:28:48,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-24 18:28:48,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402272053] [2023-08-24 18:28:48,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:28:48,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-24 18:28:48,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:28:48,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-24 18:28:48,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-24 18:28:48,719 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 203 out of 517 [2023-08-24 18:28:48,719 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 108 transitions, 246 flow. Second operand has 3 states, 3 states have (on average 206.0) internal successors, (618), 3 states have internal predecessors, (618), 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) [2023-08-24 18:28:48,719 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:28:48,719 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 203 of 517 [2023-08-24 18:28:48,719 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand