/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/41_FreeBSD_abd_kbd_sliced.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-24 18:38:41,123 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-24 18:38:41,208 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 18:38:41,213 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-24 18:38:41,214 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-24 18:38:41,245 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-24 18:38:41,246 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-24 18:38:41,247 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-24 18:38:41,247 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-24 18:38:41,251 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-24 18:38:41,251 INFO L153 SettingsManager]: * Use SBE=true [2023-08-24 18:38:41,252 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-24 18:38:41,252 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-24 18:38:41,253 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-24 18:38:41,253 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-24 18:38:41,254 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-24 18:38:41,254 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-24 18:38:41,254 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-24 18:38:41,254 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-24 18:38:41,255 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-24 18:38:41,255 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-24 18:38:41,255 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-24 18:38:41,255 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-24 18:38:41,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-24 18:38:41,256 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-24 18:38:41,256 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-24 18:38:41,257 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-24 18:38:41,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-24 18:38:41,257 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-24 18:38:41,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-24 18:38:41,258 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-24 18:38:41,259 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-24 18:38:41,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-24 18:38:41,259 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-24 18:38:41,259 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-24 18:38:41,260 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-24 18:38:41,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-24 18:38:41,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-24 18:38:41,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-24 18:38:41,633 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-24 18:38:41,633 INFO L274 PluginConnector]: CDTParser initialized [2023-08-24 18:38:41,634 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/41_FreeBSD_abd_kbd_sliced.i [2023-08-24 18:38:42,873 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-24 18:38:43,113 INFO L384 CDTParser]: Found 1 translation units. [2023-08-24 18:38:43,114 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/41_FreeBSD_abd_kbd_sliced.i [2023-08-24 18:38:43,133 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1ab4dfe0/6dfb09fde8204075bd25e505c33333f7/FLAG4f6189b1c [2023-08-24 18:38:43,145 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1ab4dfe0/6dfb09fde8204075bd25e505c33333f7 [2023-08-24 18:38:43,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-24 18:38:43,148 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-24 18:38:43,149 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-24 18:38:43,149 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-24 18:38:43,152 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-24 18:38:43,152 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.08 06:38:43" (1/1) ... [2023-08-24 18:38:43,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b9d7b46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:38:43, skipping insertion in model container [2023-08-24 18:38:43,153 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.08 06:38:43" (1/1) ... [2023-08-24 18:38:43,193 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-24 18:38:43,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-24 18:38:43,524 INFO L201 MainTranslator]: Completed pre-run [2023-08-24 18:38:43,553 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [254] [2023-08-24 18:38:43,555 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [254] [2023-08-24 18:38:43,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-24 18:38:43,632 INFO L206 MainTranslator]: Completed translation [2023-08-24 18:38:43,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:38:43 WrapperNode [2023-08-24 18:38:43,633 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-24 18:38:43,634 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-24 18:38:43,634 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-24 18:38:43,634 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-24 18:38:43,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:38:43" (1/1) ... [2023-08-24 18:38:43,669 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:38:43" (1/1) ... [2023-08-24 18:38:43,718 INFO L138 Inliner]: procedures = 174, calls = 35, calls flagged for inlining = 27, calls inlined = 38, statements flattened = 320 [2023-08-24 18:38:43,719 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-24 18:38:43,719 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-24 18:38:43,719 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-24 18:38:43,720 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-24 18:38:43,728 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:38:43" (1/1) ... [2023-08-24 18:38:43,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:38:43" (1/1) ... [2023-08-24 18:38:43,742 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:38:43" (1/1) ... [2023-08-24 18:38:43,742 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:38:43" (1/1) ... [2023-08-24 18:38:43,749 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:38:43" (1/1) ... [2023-08-24 18:38:43,768 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:38:43" (1/1) ... [2023-08-24 18:38:43,775 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:38:43" (1/1) ... [2023-08-24 18:38:43,777 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:38:43" (1/1) ... [2023-08-24 18:38:43,780 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-24 18:38:43,781 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-24 18:38:43,781 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-24 18:38:43,781 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-24 18:38:43,782 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:38:43" (1/1) ... [2023-08-24 18:38:43,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-24 18:38:43,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-24 18:38:43,822 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 18:38:43,852 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 18:38:43,870 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-24 18:38:43,871 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-24 18:38:43,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-24 18:38:43,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-24 18:38:43,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-24 18:38:43,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-24 18:38:43,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-24 18:38:43,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-24 18:38:43,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-24 18:38:43,874 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 18:38:44,027 INFO L236 CfgBuilder]: Building ICFG [2023-08-24 18:38:44,029 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-24 18:38:44,488 INFO L277 CfgBuilder]: Performing block encoding [2023-08-24 18:38:44,658 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-24 18:38:44,658 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-24 18:38:44,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.08 06:38:44 BoogieIcfgContainer [2023-08-24 18:38:44,661 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-24 18:38:44,663 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-24 18:38:44,663 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-24 18:38:44,666 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-24 18:38:44,666 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.08 06:38:43" (1/3) ... [2023-08-24 18:38:44,667 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7160b550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.08 06:38:44, skipping insertion in model container [2023-08-24 18:38:44,667 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 06:38:43" (2/3) ... [2023-08-24 18:38:44,667 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7160b550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.08 06:38:44, skipping insertion in model container [2023-08-24 18:38:44,667 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.08 06:38:44" (3/3) ... [2023-08-24 18:38:44,671 INFO L112 eAbstractionObserver]: Analyzing ICFG 41_FreeBSD_abd_kbd_sliced.i [2023-08-24 18:38:44,686 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-24 18:38:44,687 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 45 error locations. [2023-08-24 18:38:44,687 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-24 18:38:44,799 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-24 18:38:44,845 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 200 places, 221 transitions, 447 flow [2023-08-24 18:38:44,946 INFO L124 PetriNetUnfolderBase]: 25/231 cut-off events. [2023-08-24 18:38:44,946 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-24 18:38:44,955 INFO L83 FinitePrefix]: Finished finitePrefix Result has 236 conditions, 231 events. 25/231 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 789 event pairs, 0 based on Foata normal form. 0/159 useless extension candidates. Maximal degree in co-relation 206. Up to 7 conditions per place. [2023-08-24 18:38:44,955 INFO L82 GeneralOperation]: Start removeDead. Operand has 200 places, 221 transitions, 447 flow [2023-08-24 18:38:44,960 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 200 places, 221 transitions, 447 flow [2023-08-24 18:38:44,963 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-24 18:38:44,971 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 200 places, 221 transitions, 447 flow [2023-08-24 18:38:44,974 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 200 places, 221 transitions, 447 flow [2023-08-24 18:38:44,974 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 200 places, 221 transitions, 447 flow [2023-08-24 18:38:45,025 INFO L124 PetriNetUnfolderBase]: 25/231 cut-off events. [2023-08-24 18:38:45,025 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-24 18:38:45,027 INFO L83 FinitePrefix]: Finished finitePrefix Result has 236 conditions, 231 events. 25/231 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 789 event pairs, 0 based on Foata normal form. 0/159 useless extension candidates. Maximal degree in co-relation 206. Up to 7 conditions per place. [2023-08-24 18:38:45,030 INFO L119 LiptonReduction]: Number of co-enabled transitions 5044 [2023-08-24 18:38:51,440 INFO L134 LiptonReduction]: Checked pairs total: 5417 [2023-08-24 18:38:51,441 INFO L136 LiptonReduction]: Total number of compositions: 348 [2023-08-24 18:38:51,453 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-24 18:38:51,458 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;@453e649f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-24 18:38:51,459 INFO L358 AbstractCegarLoop]: Starting to check reachability of 91 error locations. [2023-08-24 18:38:51,462 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-24 18:38:51,463 INFO L124 PetriNetUnfolderBase]: 1/8 cut-off events. [2023-08-24 18:38:51,463 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-24 18:38:51,463 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:38:51,464 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-24 18:38:51,464 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 87 more)] === [2023-08-24 18:38:51,468 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:38:51,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1455348081, now seen corresponding path program 1 times [2023-08-24 18:38:51,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:38:51,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607487988] [2023-08-24 18:38:51,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:38:51,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:38:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:38:51,609 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 18:38:51,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:38:51,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607487988] [2023-08-24 18:38:51,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607487988] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:38:51,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:38:51,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-24 18:38:51,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394278869] [2023-08-24 18:38:51,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:38:51,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-24 18:38:51,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:38:51,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-24 18:38:51,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-24 18:38:51,638 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 569 [2023-08-24 18:38:51,640 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 62 transitions, 129 flow. Second operand has 2 states, 2 states have (on average 161.0) internal successors, (322), 2 states have internal predecessors, (322), 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 18:38:51,640 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:38:51,641 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 569 [2023-08-24 18:38:51,641 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:38:51,670 INFO L124 PetriNetUnfolderBase]: 18/36 cut-off events. [2023-08-24 18:38:51,670 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-24 18:38:51,671 INFO L83 FinitePrefix]: Finished finitePrefix Result has 75 conditions, 36 events. 18/36 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 72 event pairs, 5 based on Foata normal form. 0/25 useless extension candidates. Maximal degree in co-relation 58. Up to 32 conditions per place. [2023-08-24 18:38:51,672 INFO L140 encePairwiseOnDemand]: 521/569 looper letters, 9 selfloop transitions, 0 changer transitions 0/12 dead transitions. [2023-08-24 18:38:51,672 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 13 places, 12 transitions, 47 flow [2023-08-24 18:38:51,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-24 18:38:51,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-24 18:38:51,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 375 transitions. [2023-08-24 18:38:51,686 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3295254833040422 [2023-08-24 18:38:51,687 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 375 transitions. [2023-08-24 18:38:51,687 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 375 transitions. [2023-08-24 18:38:51,689 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:38:51,691 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 375 transitions. [2023-08-24 18:38:51,694 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 187.5) internal successors, (375), 2 states have internal predecessors, (375), 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 18:38:51,699 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 569.0) internal successors, (1707), 3 states have internal predecessors, (1707), 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 18:38:51,700 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 569.0) internal successors, (1707), 3 states have internal predecessors, (1707), 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 18:38:51,702 INFO L175 Difference]: Start difference. First operand has 59 places, 62 transitions, 129 flow. Second operand 2 states and 375 transitions. [2023-08-24 18:38:51,702 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 13 places, 12 transitions, 47 flow [2023-08-24 18:38:51,704 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 13 places, 12 transitions, 47 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-24 18:38:51,705 INFO L231 Difference]: Finished difference. Result has 13 places, 12 transitions, 29 flow [2023-08-24 18:38:51,707 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=569, PETRI_DIFFERENCE_MINUEND_FLOW=29, PETRI_DIFFERENCE_MINUEND_PLACES=12, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=12, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=29, PETRI_PLACES=13, PETRI_TRANSITIONS=12} [2023-08-24 18:38:51,710 INFO L281 CegarLoopForPetriNet]: 59 programPoint places, -46 predicate places. [2023-08-24 18:38:51,711 INFO L495 AbstractCegarLoop]: Abstraction has has 13 places, 12 transitions, 29 flow [2023-08-24 18:38:51,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 161.0) internal successors, (322), 2 states have internal predecessors, (322), 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 18:38:51,711 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:38:51,711 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1] [2023-08-24 18:38:51,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-24 18:38:51,712 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 87 more)] === [2023-08-24 18:38:51,712 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:38:51,712 INFO L85 PathProgramCache]: Analyzing trace with hash -2128590715, now seen corresponding path program 1 times [2023-08-24 18:38:51,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:38:51,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209537418] [2023-08-24 18:38:51,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:38:51,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:38:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-24 18:38:51,731 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-24 18:38:51,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-24 18:38:51,758 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-24 18:38:51,758 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-08-24 18:38:51,759 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 91 remaining) [2023-08-24 18:38:51,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (89 of 91 remaining) [2023-08-24 18:38:51,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (88 of 91 remaining) [2023-08-24 18:38:51,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (87 of 91 remaining) [2023-08-24 18:38:51,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (86 of 91 remaining) [2023-08-24 18:38:51,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (85 of 91 remaining) [2023-08-24 18:38:51,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (84 of 91 remaining) [2023-08-24 18:38:51,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (83 of 91 remaining) [2023-08-24 18:38:51,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (82 of 91 remaining) [2023-08-24 18:38:51,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (81 of 91 remaining) [2023-08-24 18:38:51,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (80 of 91 remaining) [2023-08-24 18:38:51,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (79 of 91 remaining) [2023-08-24 18:38:51,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (78 of 91 remaining) [2023-08-24 18:38:51,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONASSERT (77 of 91 remaining) [2023-08-24 18:38:51,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONASSERT (76 of 91 remaining) [2023-08-24 18:38:51,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (75 of 91 remaining) [2023-08-24 18:38:51,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (74 of 91 remaining) [2023-08-24 18:38:51,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (73 of 91 remaining) [2023-08-24 18:38:51,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (72 of 91 remaining) [2023-08-24 18:38:51,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (71 of 91 remaining) [2023-08-24 18:38:51,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (70 of 91 remaining) [2023-08-24 18:38:51,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (69 of 91 remaining) [2023-08-24 18:38:51,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (68 of 91 remaining) [2023-08-24 18:38:51,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONASSERT (67 of 91 remaining) [2023-08-24 18:38:51,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (66 of 91 remaining) [2023-08-24 18:38:51,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (65 of 91 remaining) [2023-08-24 18:38:51,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (64 of 91 remaining) [2023-08-24 18:38:51,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONASSERT (63 of 91 remaining) [2023-08-24 18:38:51,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONASSERT (62 of 91 remaining) [2023-08-24 18:38:51,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (61 of 91 remaining) [2023-08-24 18:38:51,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (60 of 91 remaining) [2023-08-24 18:38:51,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (59 of 91 remaining) [2023-08-24 18:38:51,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (58 of 91 remaining) [2023-08-24 18:38:51,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (57 of 91 remaining) [2023-08-24 18:38:51,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (56 of 91 remaining) [2023-08-24 18:38:51,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (55 of 91 remaining) [2023-08-24 18:38:51,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (54 of 91 remaining) [2023-08-24 18:38:51,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (53 of 91 remaining) [2023-08-24 18:38:51,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (52 of 91 remaining) [2023-08-24 18:38:51,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (51 of 91 remaining) [2023-08-24 18:38:51,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (50 of 91 remaining) [2023-08-24 18:38:51,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (49 of 91 remaining) [2023-08-24 18:38:51,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (48 of 91 remaining) [2023-08-24 18:38:51,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (47 of 91 remaining) [2023-08-24 18:38:51,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (46 of 91 remaining) [2023-08-24 18:38:51,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (45 of 91 remaining) [2023-08-24 18:38:51,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (44 of 91 remaining) [2023-08-24 18:38:51,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (43 of 91 remaining) [2023-08-24 18:38:51,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (42 of 91 remaining) [2023-08-24 18:38:51,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (41 of 91 remaining) [2023-08-24 18:38:51,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (40 of 91 remaining) [2023-08-24 18:38:51,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (39 of 91 remaining) [2023-08-24 18:38:51,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (38 of 91 remaining) [2023-08-24 18:38:51,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (37 of 91 remaining) [2023-08-24 18:38:51,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (36 of 91 remaining) [2023-08-24 18:38:51,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (35 of 91 remaining) [2023-08-24 18:38:51,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (34 of 91 remaining) [2023-08-24 18:38:51,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (33 of 91 remaining) [2023-08-24 18:38:51,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONASSERT (32 of 91 remaining) [2023-08-24 18:38:51,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONASSERT (31 of 91 remaining) [2023-08-24 18:38:51,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (30 of 91 remaining) [2023-08-24 18:38:51,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (29 of 91 remaining) [2023-08-24 18:38:51,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (28 of 91 remaining) [2023-08-24 18:38:51,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (27 of 91 remaining) [2023-08-24 18:38:51,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (26 of 91 remaining) [2023-08-24 18:38:51,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (25 of 91 remaining) [2023-08-24 18:38:51,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (24 of 91 remaining) [2023-08-24 18:38:51,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (23 of 91 remaining) [2023-08-24 18:38:51,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONASSERT (22 of 91 remaining) [2023-08-24 18:38:51,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (21 of 91 remaining) [2023-08-24 18:38:51,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (20 of 91 remaining) [2023-08-24 18:38:51,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (19 of 91 remaining) [2023-08-24 18:38:51,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONASSERT (18 of 91 remaining) [2023-08-24 18:38:51,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONASSERT (17 of 91 remaining) [2023-08-24 18:38:51,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (16 of 91 remaining) [2023-08-24 18:38:51,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (15 of 91 remaining) [2023-08-24 18:38:51,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (14 of 91 remaining) [2023-08-24 18:38:51,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (13 of 91 remaining) [2023-08-24 18:38:51,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (12 of 91 remaining) [2023-08-24 18:38:51,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (11 of 91 remaining) [2023-08-24 18:38:51,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (10 of 91 remaining) [2023-08-24 18:38:51,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (9 of 91 remaining) [2023-08-24 18:38:51,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (8 of 91 remaining) [2023-08-24 18:38:51,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (7 of 91 remaining) [2023-08-24 18:38:51,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (6 of 91 remaining) [2023-08-24 18:38:51,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (5 of 91 remaining) [2023-08-24 18:38:51,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (4 of 91 remaining) [2023-08-24 18:38:51,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (3 of 91 remaining) [2023-08-24 18:38:51,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (2 of 91 remaining) [2023-08-24 18:38:51,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (1 of 91 remaining) [2023-08-24 18:38:51,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (0 of 91 remaining) [2023-08-24 18:38:51,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-24 18:38:51,778 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-08-24 18:38:51,780 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-08-24 18:38:51,780 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-08-24 18:38:51,846 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-24 18:38:51,852 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 374 places, 416 transitions, 844 flow [2023-08-24 18:38:51,982 INFO L124 PetriNetUnfolderBase]: 49/438 cut-off events. [2023-08-24 18:38:51,982 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-08-24 18:38:51,988 INFO L83 FinitePrefix]: Finished finitePrefix Result has 448 conditions, 438 events. 49/438 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 2152 event pairs, 0 based on Foata normal form. 0/296 useless extension candidates. Maximal degree in co-relation 400. Up to 7 conditions per place. [2023-08-24 18:38:51,988 INFO L82 GeneralOperation]: Start removeDead. Operand has 374 places, 416 transitions, 844 flow [2023-08-24 18:38:51,997 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 374 places, 416 transitions, 844 flow [2023-08-24 18:38:51,998 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-24 18:38:51,998 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 374 places, 416 transitions, 844 flow [2023-08-24 18:38:51,998 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 374 places, 416 transitions, 844 flow [2023-08-24 18:38:51,998 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 374 places, 416 transitions, 844 flow [2023-08-24 18:38:52,066 INFO L124 PetriNetUnfolderBase]: 49/438 cut-off events. [2023-08-24 18:38:52,066 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-08-24 18:38:52,073 INFO L83 FinitePrefix]: Finished finitePrefix Result has 448 conditions, 438 events. 49/438 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 2152 event pairs, 0 based on Foata normal form. 0/296 useless extension candidates. Maximal degree in co-relation 400. Up to 7 conditions per place. [2023-08-24 18:38:52,103 INFO L119 LiptonReduction]: Number of co-enabled transitions 85748 [2023-08-24 18:38:57,548 INFO L134 LiptonReduction]: Checked pairs total: 374469 [2023-08-24 18:38:57,548 INFO L136 LiptonReduction]: Total number of compositions: 352 [2023-08-24 18:38:57,550 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-24 18:38:57,552 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;@453e649f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-24 18:38:57,552 INFO L358 AbstractCegarLoop]: Starting to check reachability of 136 error locations. [2023-08-24 18:38:57,553 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-24 18:38:57,554 INFO L124 PetriNetUnfolderBase]: 1/10 cut-off events. [2023-08-24 18:38:57,554 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-24 18:38:57,554 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:38:57,554 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-24 18:38:57,554 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-24 18:38:57,554 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:38:57,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1905732908, now seen corresponding path program 1 times [2023-08-24 18:38:57,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:38:57,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058385492] [2023-08-24 18:38:57,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:38:57,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:38:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:38:57,582 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 18:38:57,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:38:57,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058385492] [2023-08-24 18:38:57,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058385492] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:38:57,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:38:57,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-24 18:38:57,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986418303] [2023-08-24 18:38:57,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:38:57,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-24 18:38:57,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:38:57,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-24 18:38:57,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-24 18:38:57,585 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 294 out of 768 [2023-08-24 18:38:57,586 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 217 places, 246 transitions, 504 flow. Second operand has 2 states, 2 states have (on average 296.0) internal successors, (592), 2 states have internal predecessors, (592), 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 18:38:57,586 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:38:57,586 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 294 of 768 [2023-08-24 18:38:57,586 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:38:58,245 INFO L124 PetriNetUnfolderBase]: 3692/8205 cut-off events. [2023-08-24 18:38:58,245 INFO L125 PetriNetUnfolderBase]: For 102/102 co-relation queries the response was YES. [2023-08-24 18:38:58,261 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13534 conditions, 8205 events. 3692/8205 cut-off events. For 102/102 co-relation queries the response was YES. Maximal size of possible extension queue 538. Compared 75528 event pairs, 2168 based on Foata normal form. 667/6333 useless extension candidates. Maximal degree in co-relation 2270. Up to 5200 conditions per place. [2023-08-24 18:38:58,317 INFO L140 encePairwiseOnDemand]: 697/768 looper letters, 71 selfloop transitions, 0 changer transitions 0/171 dead transitions. [2023-08-24 18:38:58,317 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 159 places, 171 transitions, 496 flow [2023-08-24 18:38:58,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-24 18:38:58,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-24 18:38:58,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 730 transitions. [2023-08-24 18:38:58,324 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4752604166666667 [2023-08-24 18:38:58,324 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 730 transitions. [2023-08-24 18:38:58,324 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 730 transitions. [2023-08-24 18:38:58,325 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:38:58,325 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 730 transitions. [2023-08-24 18:38:58,328 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 365.0) internal successors, (730), 2 states have internal predecessors, (730), 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 18:38:58,333 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 768.0) internal successors, (2304), 3 states have internal predecessors, (2304), 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 18:38:58,334 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 768.0) internal successors, (2304), 3 states have internal predecessors, (2304), 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 18:38:58,335 INFO L175 Difference]: Start difference. First operand has 217 places, 246 transitions, 504 flow. Second operand 2 states and 730 transitions. [2023-08-24 18:38:58,335 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 159 places, 171 transitions, 496 flow [2023-08-24 18:38:58,338 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 159 places, 171 transitions, 494 flow, removed 1 selfloop flow, removed 0 redundant places. [2023-08-24 18:38:58,341 INFO L231 Difference]: Finished difference. Result has 159 places, 171 transitions, 352 flow [2023-08-24 18:38:58,341 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=768, PETRI_DIFFERENCE_MINUEND_FLOW=352, PETRI_DIFFERENCE_MINUEND_PLACES=158, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=171, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=352, PETRI_PLACES=159, PETRI_TRANSITIONS=171} [2023-08-24 18:38:58,342 INFO L281 CegarLoopForPetriNet]: 217 programPoint places, -58 predicate places. [2023-08-24 18:38:58,342 INFO L495 AbstractCegarLoop]: Abstraction has has 159 places, 171 transitions, 352 flow [2023-08-24 18:38:58,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 296.0) internal successors, (592), 2 states have internal predecessors, (592), 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 18:38:58,343 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:38:58,344 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:38:58,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-24 18:38:58,346 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err32ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-24 18:38:58,349 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:38:58,349 INFO L85 PathProgramCache]: Analyzing trace with hash -1753169130, now seen corresponding path program 1 times [2023-08-24 18:38:58,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:38:58,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188847786] [2023-08-24 18:38:58,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:38:58,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:38:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:38:58,439 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 18:38:58,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:38:58,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188847786] [2023-08-24 18:38:58,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188847786] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:38:58,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:38:58,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-24 18:38:58,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142876404] [2023-08-24 18:38:58,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:38:58,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-24 18:38:58,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:38:58,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-24 18:38:58,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-24 18:38:58,442 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 768 [2023-08-24 18:38:58,443 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 171 transitions, 352 flow. Second operand has 3 states, 3 states have (on average 266.0) internal successors, (798), 3 states have internal predecessors, (798), 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 18:38:58,443 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:38:58,443 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 768 [2023-08-24 18:38:58,443 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:39:00,030 INFO L124 PetriNetUnfolderBase]: 9959/19894 cut-off events. [2023-08-24 18:39:00,031 INFO L125 PetriNetUnfolderBase]: For 118/118 co-relation queries the response was YES. [2023-08-24 18:39:00,070 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35015 conditions, 19894 events. 9959/19894 cut-off events. For 118/118 co-relation queries the response was YES. Maximal size of possible extension queue 1207. Compared 190446 event pairs, 2366 based on Foata normal form. 0/14788 useless extension candidates. Maximal degree in co-relation 35010. Up to 7689 conditions per place. [2023-08-24 18:39:00,168 INFO L140 encePairwiseOnDemand]: 712/768 looper letters, 144 selfloop transitions, 46 changer transitions 0/260 dead transitions. [2023-08-24 18:39:00,169 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 260 transitions, 915 flow [2023-08-24 18:39:00,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-24 18:39:00,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-24 18:39:00,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 992 transitions. [2023-08-24 18:39:00,172 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4305555555555556 [2023-08-24 18:39:00,172 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 992 transitions. [2023-08-24 18:39:00,172 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 992 transitions. [2023-08-24 18:39:00,173 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:39:00,173 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 992 transitions. [2023-08-24 18:39:00,175 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 330.6666666666667) internal successors, (992), 3 states have internal predecessors, (992), 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 18:39:00,180 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 768.0) internal successors, (3072), 4 states have internal predecessors, (3072), 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 18:39:00,181 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 768.0) internal successors, (3072), 4 states have internal predecessors, (3072), 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 18:39:00,181 INFO L175 Difference]: Start difference. First operand has 159 places, 171 transitions, 352 flow. Second operand 3 states and 992 transitions. [2023-08-24 18:39:00,182 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 260 transitions, 915 flow [2023-08-24 18:39:00,186 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 260 transitions, 915 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-24 18:39:00,191 INFO L231 Difference]: Finished difference. Result has 163 places, 217 transitions, 740 flow [2023-08-24 18:39:00,192 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=768, PETRI_DIFFERENCE_MINUEND_FLOW=352, PETRI_DIFFERENCE_MINUEND_PLACES=159, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=740, PETRI_PLACES=163, PETRI_TRANSITIONS=217} [2023-08-24 18:39:00,194 INFO L281 CegarLoopForPetriNet]: 217 programPoint places, -54 predicate places. [2023-08-24 18:39:00,194 INFO L495 AbstractCegarLoop]: Abstraction has has 163 places, 217 transitions, 740 flow [2023-08-24 18:39:00,194 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 266.0) internal successors, (798), 3 states have internal predecessors, (798), 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 18:39:00,195 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:39:00,195 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:39:00,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-24 18:39:00,195 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err33ASSERT_VIOLATIONASSERT === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-24 18:39:00,196 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:39:00,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1486334241, now seen corresponding path program 1 times [2023-08-24 18:39:00,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:39:00,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515142314] [2023-08-24 18:39:00,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:39:00,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:39:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:39:00,365 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 18:39:00,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:39:00,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515142314] [2023-08-24 18:39:00,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515142314] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:39:00,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:39:00,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-24 18:39:00,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97600992] [2023-08-24 18:39:00,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:39:00,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-24 18:39:00,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:39:00,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-24 18:39:00,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-24 18:39:00,370 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 273 out of 768 [2023-08-24 18:39:00,371 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 217 transitions, 740 flow. Second operand has 3 states, 3 states have (on average 274.6666666666667) internal successors, (824), 3 states have internal predecessors, (824), 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 18:39:00,371 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:39:00,371 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 273 of 768 [2023-08-24 18:39:00,371 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:39:00,706 INFO L124 PetriNetUnfolderBase]: 1288/3190 cut-off events. [2023-08-24 18:39:00,706 INFO L125 PetriNetUnfolderBase]: For 1389/1391 co-relation queries the response was YES. [2023-08-24 18:39:00,714 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6397 conditions, 3190 events. 1288/3190 cut-off events. For 1389/1391 co-relation queries the response was YES. Maximal size of possible extension queue 135. Compared 24724 event pairs, 132 based on Foata normal form. 443/2985 useless extension candidates. Maximal degree in co-relation 6390. Up to 1418 conditions per place. [2023-08-24 18:39:00,727 INFO L140 encePairwiseOnDemand]: 728/768 looper letters, 50 selfloop transitions, 30 changer transitions 0/163 dead transitions. [2023-08-24 18:39:00,728 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 143 places, 163 transitions, 649 flow [2023-08-24 18:39:00,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-24 18:39:00,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-24 18:39:00,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 921 transitions. [2023-08-24 18:39:00,731 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3997395833333333 [2023-08-24 18:39:00,731 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 921 transitions. [2023-08-24 18:39:00,731 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 921 transitions. [2023-08-24 18:39:00,732 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:39:00,732 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 921 transitions. [2023-08-24 18:39:00,734 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 307.0) internal successors, (921), 3 states have internal predecessors, (921), 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 18:39:00,739 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 768.0) internal successors, (3072), 4 states have internal predecessors, (3072), 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 18:39:00,740 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 768.0) internal successors, (3072), 4 states have internal predecessors, (3072), 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 18:39:00,740 INFO L175 Difference]: Start difference. First operand has 163 places, 217 transitions, 740 flow. Second operand 3 states and 921 transitions. [2023-08-24 18:39:00,740 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 143 places, 163 transitions, 649 flow [2023-08-24 18:39:00,750 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 163 transitions, 581 flow, removed 10 selfloop flow, removed 2 redundant places. [2023-08-24 18:39:00,754 INFO L231 Difference]: Finished difference. Result has 141 places, 151 transitions, 452 flow [2023-08-24 18:39:00,755 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=768, PETRI_DIFFERENCE_MINUEND_FLOW=392, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=151, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=30, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=452, PETRI_PLACES=141, PETRI_TRANSITIONS=151} [2023-08-24 18:39:00,756 INFO L281 CegarLoopForPetriNet]: 217 programPoint places, -76 predicate places. [2023-08-24 18:39:00,756 INFO L495 AbstractCegarLoop]: Abstraction has has 141 places, 151 transitions, 452 flow [2023-08-24 18:39:00,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 274.6666666666667) internal successors, (824), 3 states have internal predecessors, (824), 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 18:39:00,757 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:39:00,757 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:39:00,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-24 18:39:00,758 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err17ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-24 18:39:00,758 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:39:00,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1868795184, now seen corresponding path program 1 times [2023-08-24 18:39:00,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:39:00,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115560027] [2023-08-24 18:39:00,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:39:00,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:39:00,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:39:00,801 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 18:39:00,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:39:00,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115560027] [2023-08-24 18:39:00,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115560027] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:39:00,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:39:00,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-24 18:39:00,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870320289] [2023-08-24 18:39:00,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:39:00,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-24 18:39:00,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:39:00,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-24 18:39:00,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-24 18:39:00,804 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 768 [2023-08-24 18:39:00,805 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 151 transitions, 452 flow. Second operand has 3 states, 3 states have (on average 266.0) internal successors, (798), 3 states have internal predecessors, (798), 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 18:39:00,805 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:39:00,805 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 768 [2023-08-24 18:39:00,805 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:39:01,260 INFO L124 PetriNetUnfolderBase]: 2325/4961 cut-off events. [2023-08-24 18:39:01,260 INFO L125 PetriNetUnfolderBase]: For 1084/1084 co-relation queries the response was YES. [2023-08-24 18:39:01,271 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10546 conditions, 4961 events. 2325/4961 cut-off events. For 1084/1084 co-relation queries the response was YES. Maximal size of possible extension queue 204. Compared 38701 event pairs, 574 based on Foata normal form. 0/4009 useless extension candidates. Maximal degree in co-relation 10539. Up to 2079 conditions per place. [2023-08-24 18:39:01,291 INFO L140 encePairwiseOnDemand]: 752/768 looper letters, 112 selfloop transitions, 10 changer transitions 0/188 dead transitions. [2023-08-24 18:39:01,292 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 188 transitions, 839 flow [2023-08-24 18:39:01,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-24 18:39:01,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-24 18:39:01,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 916 transitions. [2023-08-24 18:39:01,295 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3975694444444444 [2023-08-24 18:39:01,295 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 916 transitions. [2023-08-24 18:39:01,295 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 916 transitions. [2023-08-24 18:39:01,296 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:39:01,296 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 916 transitions. [2023-08-24 18:39:01,298 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 305.3333333333333) internal successors, (916), 3 states have internal predecessors, (916), 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 18:39:01,302 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 768.0) internal successors, (3072), 4 states have internal predecessors, (3072), 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 18:39:01,303 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 768.0) internal successors, (3072), 4 states have internal predecessors, (3072), 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 18:39:01,304 INFO L175 Difference]: Start difference. First operand has 141 places, 151 transitions, 452 flow. Second operand 3 states and 916 transitions. [2023-08-24 18:39:01,304 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 137 places, 188 transitions, 839 flow [2023-08-24 18:39:01,309 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 188 transitions, 745 flow, removed 24 selfloop flow, removed 1 redundant places. [2023-08-24 18:39:01,312 INFO L231 Difference]: Finished difference. Result has 138 places, 153 transitions, 458 flow [2023-08-24 18:39:01,312 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=768, PETRI_DIFFERENCE_MINUEND_FLOW=386, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=145, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=135, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=458, PETRI_PLACES=138, PETRI_TRANSITIONS=153} [2023-08-24 18:39:01,313 INFO L281 CegarLoopForPetriNet]: 217 programPoint places, -79 predicate places. [2023-08-24 18:39:01,313 INFO L495 AbstractCegarLoop]: Abstraction has has 138 places, 153 transitions, 458 flow [2023-08-24 18:39:01,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 266.0) internal successors, (798), 3 states have internal predecessors, (798), 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 18:39:01,313 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:39:01,314 INFO L208 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2023-08-24 18:39:01,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-24 18:39:01,314 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-24 18:39:01,314 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:39:01,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1047594252, now seen corresponding path program 1 times [2023-08-24 18:39:01,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:39:01,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489618600] [2023-08-24 18:39:01,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:39:01,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:39:01,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-24 18:39:01,323 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-24 18:39:01,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-24 18:39:01,336 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-24 18:39:01,336 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-08-24 18:39:01,337 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (135 of 136 remaining) [2023-08-24 18:39:01,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (134 of 136 remaining) [2023-08-24 18:39:01,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (133 of 136 remaining) [2023-08-24 18:39:01,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (132 of 136 remaining) [2023-08-24 18:39:01,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (131 of 136 remaining) [2023-08-24 18:39:01,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (130 of 136 remaining) [2023-08-24 18:39:01,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (129 of 136 remaining) [2023-08-24 18:39:01,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (128 of 136 remaining) [2023-08-24 18:39:01,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (127 of 136 remaining) [2023-08-24 18:39:01,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (126 of 136 remaining) [2023-08-24 18:39:01,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (125 of 136 remaining) [2023-08-24 18:39:01,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (124 of 136 remaining) [2023-08-24 18:39:01,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (123 of 136 remaining) [2023-08-24 18:39:01,342 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONASSERT (122 of 136 remaining) [2023-08-24 18:39:01,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONASSERT (121 of 136 remaining) [2023-08-24 18:39:01,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (120 of 136 remaining) [2023-08-24 18:39:01,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (119 of 136 remaining) [2023-08-24 18:39:01,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (118 of 136 remaining) [2023-08-24 18:39:01,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (117 of 136 remaining) [2023-08-24 18:39:01,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (116 of 136 remaining) [2023-08-24 18:39:01,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (115 of 136 remaining) [2023-08-24 18:39:01,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (114 of 136 remaining) [2023-08-24 18:39:01,343 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (113 of 136 remaining) [2023-08-24 18:39:01,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONASSERT (112 of 136 remaining) [2023-08-24 18:39:01,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (111 of 136 remaining) [2023-08-24 18:39:01,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (110 of 136 remaining) [2023-08-24 18:39:01,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (109 of 136 remaining) [2023-08-24 18:39:01,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONASSERT (108 of 136 remaining) [2023-08-24 18:39:01,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONASSERT (107 of 136 remaining) [2023-08-24 18:39:01,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (106 of 136 remaining) [2023-08-24 18:39:01,344 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (105 of 136 remaining) [2023-08-24 18:39:01,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (104 of 136 remaining) [2023-08-24 18:39:01,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (103 of 136 remaining) [2023-08-24 18:39:01,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (102 of 136 remaining) [2023-08-24 18:39:01,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (101 of 136 remaining) [2023-08-24 18:39:01,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (100 of 136 remaining) [2023-08-24 18:39:01,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (99 of 136 remaining) [2023-08-24 18:39:01,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (98 of 136 remaining) [2023-08-24 18:39:01,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (97 of 136 remaining) [2023-08-24 18:39:01,345 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (96 of 136 remaining) [2023-08-24 18:39:01,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (95 of 136 remaining) [2023-08-24 18:39:01,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (94 of 136 remaining) [2023-08-24 18:39:01,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (93 of 136 remaining) [2023-08-24 18:39:01,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (92 of 136 remaining) [2023-08-24 18:39:01,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (91 of 136 remaining) [2023-08-24 18:39:01,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (90 of 136 remaining) [2023-08-24 18:39:01,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (89 of 136 remaining) [2023-08-24 18:39:01,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (88 of 136 remaining) [2023-08-24 18:39:01,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (87 of 136 remaining) [2023-08-24 18:39:01,346 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (86 of 136 remaining) [2023-08-24 18:39:01,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (85 of 136 remaining) [2023-08-24 18:39:01,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (84 of 136 remaining) [2023-08-24 18:39:01,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (83 of 136 remaining) [2023-08-24 18:39:01,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (82 of 136 remaining) [2023-08-24 18:39:01,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (81 of 136 remaining) [2023-08-24 18:39:01,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (80 of 136 remaining) [2023-08-24 18:39:01,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (79 of 136 remaining) [2023-08-24 18:39:01,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (78 of 136 remaining) [2023-08-24 18:39:01,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONASSERT (77 of 136 remaining) [2023-08-24 18:39:01,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONASSERT (76 of 136 remaining) [2023-08-24 18:39:01,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (75 of 136 remaining) [2023-08-24 18:39:01,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (74 of 136 remaining) [2023-08-24 18:39:01,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (73 of 136 remaining) [2023-08-24 18:39:01,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (72 of 136 remaining) [2023-08-24 18:39:01,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (71 of 136 remaining) [2023-08-24 18:39:01,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (70 of 136 remaining) [2023-08-24 18:39:01,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (69 of 136 remaining) [2023-08-24 18:39:01,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (68 of 136 remaining) [2023-08-24 18:39:01,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONASSERT (67 of 136 remaining) [2023-08-24 18:39:01,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (66 of 136 remaining) [2023-08-24 18:39:01,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (65 of 136 remaining) [2023-08-24 18:39:01,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (64 of 136 remaining) [2023-08-24 18:39:01,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONASSERT (63 of 136 remaining) [2023-08-24 18:39:01,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONASSERT (62 of 136 remaining) [2023-08-24 18:39:01,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (61 of 136 remaining) [2023-08-24 18:39:01,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (60 of 136 remaining) [2023-08-24 18:39:01,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (59 of 136 remaining) [2023-08-24 18:39:01,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (58 of 136 remaining) [2023-08-24 18:39:01,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (57 of 136 remaining) [2023-08-24 18:39:01,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (56 of 136 remaining) [2023-08-24 18:39:01,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (55 of 136 remaining) [2023-08-24 18:39:01,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (54 of 136 remaining) [2023-08-24 18:39:01,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (53 of 136 remaining) [2023-08-24 18:39:01,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (52 of 136 remaining) [2023-08-24 18:39:01,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (51 of 136 remaining) [2023-08-24 18:39:01,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (50 of 136 remaining) [2023-08-24 18:39:01,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (49 of 136 remaining) [2023-08-24 18:39:01,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (48 of 136 remaining) [2023-08-24 18:39:01,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (47 of 136 remaining) [2023-08-24 18:39:01,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (46 of 136 remaining) [2023-08-24 18:39:01,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (45 of 136 remaining) [2023-08-24 18:39:01,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (44 of 136 remaining) [2023-08-24 18:39:01,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (43 of 136 remaining) [2023-08-24 18:39:01,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (42 of 136 remaining) [2023-08-24 18:39:01,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (41 of 136 remaining) [2023-08-24 18:39:01,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (40 of 136 remaining) [2023-08-24 18:39:01,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (39 of 136 remaining) [2023-08-24 18:39:01,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (38 of 136 remaining) [2023-08-24 18:39:01,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (37 of 136 remaining) [2023-08-24 18:39:01,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (36 of 136 remaining) [2023-08-24 18:39:01,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (35 of 136 remaining) [2023-08-24 18:39:01,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (34 of 136 remaining) [2023-08-24 18:39:01,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (33 of 136 remaining) [2023-08-24 18:39:01,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONASSERT (32 of 136 remaining) [2023-08-24 18:39:01,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONASSERT (31 of 136 remaining) [2023-08-24 18:39:01,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (30 of 136 remaining) [2023-08-24 18:39:01,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (29 of 136 remaining) [2023-08-24 18:39:01,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (28 of 136 remaining) [2023-08-24 18:39:01,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (27 of 136 remaining) [2023-08-24 18:39:01,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (26 of 136 remaining) [2023-08-24 18:39:01,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (25 of 136 remaining) [2023-08-24 18:39:01,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (24 of 136 remaining) [2023-08-24 18:39:01,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (23 of 136 remaining) [2023-08-24 18:39:01,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONASSERT (22 of 136 remaining) [2023-08-24 18:39:01,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (21 of 136 remaining) [2023-08-24 18:39:01,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (20 of 136 remaining) [2023-08-24 18:39:01,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (19 of 136 remaining) [2023-08-24 18:39:01,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONASSERT (18 of 136 remaining) [2023-08-24 18:39:01,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONASSERT (17 of 136 remaining) [2023-08-24 18:39:01,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (16 of 136 remaining) [2023-08-24 18:39:01,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (15 of 136 remaining) [2023-08-24 18:39:01,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (14 of 136 remaining) [2023-08-24 18:39:01,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (13 of 136 remaining) [2023-08-24 18:39:01,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (12 of 136 remaining) [2023-08-24 18:39:01,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (11 of 136 remaining) [2023-08-24 18:39:01,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (10 of 136 remaining) [2023-08-24 18:39:01,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (9 of 136 remaining) [2023-08-24 18:39:01,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (8 of 136 remaining) [2023-08-24 18:39:01,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (7 of 136 remaining) [2023-08-24 18:39:01,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (6 of 136 remaining) [2023-08-24 18:39:01,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (5 of 136 remaining) [2023-08-24 18:39:01,356 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (4 of 136 remaining) [2023-08-24 18:39:01,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (3 of 136 remaining) [2023-08-24 18:39:01,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (2 of 136 remaining) [2023-08-24 18:39:01,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (1 of 136 remaining) [2023-08-24 18:39:01,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (0 of 136 remaining) [2023-08-24 18:39:01,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-24 18:39:01,357 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-08-24 18:39:01,358 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2023-08-24 18:39:01,358 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2023-08-24 18:39:01,411 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-24 18:39:01,418 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 548 places, 611 transitions, 1243 flow [2023-08-24 18:39:01,569 INFO L124 PetriNetUnfolderBase]: 73/645 cut-off events. [2023-08-24 18:39:01,570 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2023-08-24 18:39:01,585 INFO L83 FinitePrefix]: Finished finitePrefix Result has 661 conditions, 645 events. 73/645 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 3725 event pairs, 0 based on Foata normal form. 0/433 useless extension candidates. Maximal degree in co-relation 594. Up to 8 conditions per place. [2023-08-24 18:39:01,586 INFO L82 GeneralOperation]: Start removeDead. Operand has 548 places, 611 transitions, 1243 flow [2023-08-24 18:39:01,601 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 548 places, 611 transitions, 1243 flow [2023-08-24 18:39:01,601 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-24 18:39:01,602 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 548 places, 611 transitions, 1243 flow [2023-08-24 18:39:01,602 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 548 places, 611 transitions, 1243 flow [2023-08-24 18:39:01,602 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 548 places, 611 transitions, 1243 flow [2023-08-24 18:39:01,732 INFO L124 PetriNetUnfolderBase]: 73/645 cut-off events. [2023-08-24 18:39:01,732 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2023-08-24 18:39:01,749 INFO L83 FinitePrefix]: Finished finitePrefix Result has 661 conditions, 645 events. 73/645 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 3725 event pairs, 0 based on Foata normal form. 0/433 useless extension candidates. Maximal degree in co-relation 594. Up to 8 conditions per place. [2023-08-24 18:39:01,800 INFO L119 LiptonReduction]: Number of co-enabled transitions 242112 [2023-08-24 18:39:08,927 INFO L134 LiptonReduction]: Checked pairs total: 1086085 [2023-08-24 18:39:08,927 INFO L136 LiptonReduction]: Total number of compositions: 511 [2023-08-24 18:39:08,929 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-24 18:39:08,929 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;@453e649f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-24 18:39:08,929 INFO L358 AbstractCegarLoop]: Starting to check reachability of 181 error locations. [2023-08-24 18:39:08,931 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-24 18:39:08,931 INFO L124 PetriNetUnfolderBase]: 1/9 cut-off events. [2023-08-24 18:39:08,931 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-24 18:39:08,931 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:39:08,931 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-24 18:39:08,931 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err7ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 177 more)] === [2023-08-24 18:39:08,932 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:39:08,932 INFO L85 PathProgramCache]: Analyzing trace with hash -652444341, now seen corresponding path program 1 times [2023-08-24 18:39:08,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:39:08,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344161298] [2023-08-24 18:39:08,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:39:08,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:39:08,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:39:08,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-24 18:39:08,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:39:08,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344161298] [2023-08-24 18:39:08,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344161298] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:39:08,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:39:08,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-24 18:39:08,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754465927] [2023-08-24 18:39:08,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:39:08,948 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-24 18:39:08,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:39:08,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-24 18:39:08,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-24 18:39:08,950 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 429 out of 1122 [2023-08-24 18:39:08,951 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 367 transitions, 755 flow. Second operand has 2 states, 2 states have (on average 431.0) internal successors, (862), 2 states have internal predecessors, (862), 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 18:39:08,951 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:39:08,951 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 429 of 1122 [2023-08-24 18:39:08,951 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:39:28,078 INFO L124 PetriNetUnfolderBase]: 168587/303141 cut-off events. [2023-08-24 18:39:28,078 INFO L125 PetriNetUnfolderBase]: For 6370/6370 co-relation queries the response was YES. [2023-08-24 18:39:28,669 INFO L83 FinitePrefix]: Finished finitePrefix Result has 518826 conditions, 303141 events. 168587/303141 cut-off events. For 6370/6370 co-relation queries the response was YES. Maximal size of possible extension queue 13187. Compared 3645517 event pairs, 102484 based on Foata normal form. 29494/234219 useless extension candidates. Maximal degree in co-relation 13730. Up to 210809 conditions per place. [2023-08-24 18:39:30,491 INFO L140 encePairwiseOnDemand]: 1015/1122 looper letters, 106 selfloop transitions, 0 changer transitions 0/255 dead transitions. [2023-08-24 18:39:30,491 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 236 places, 255 transitions, 743 flow [2023-08-24 18:39:30,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-24 18:39:30,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-24 18:39:30,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1071 transitions. [2023-08-24 18:39:30,495 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4772727272727273 [2023-08-24 18:39:30,495 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1071 transitions. [2023-08-24 18:39:30,495 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1071 transitions. [2023-08-24 18:39:30,496 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:39:30,496 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1071 transitions. [2023-08-24 18:39:30,499 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 535.5) internal successors, (1071), 2 states have internal predecessors, (1071), 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 18:39:30,503 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1122.0) internal successors, (3366), 3 states have internal predecessors, (3366), 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 18:39:30,504 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1122.0) internal successors, (3366), 3 states have internal predecessors, (3366), 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 18:39:30,505 INFO L175 Difference]: Start difference. First operand has 322 places, 367 transitions, 755 flow. Second operand 2 states and 1071 transitions. [2023-08-24 18:39:30,505 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 236 places, 255 transitions, 743 flow [2023-08-24 18:39:30,515 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 236 places, 255 transitions, 737 flow, removed 3 selfloop flow, removed 0 redundant places. [2023-08-24 18:39:30,518 INFO L231 Difference]: Finished difference. Result has 236 places, 255 transitions, 525 flow [2023-08-24 18:39:30,519 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1122, PETRI_DIFFERENCE_MINUEND_FLOW=525, PETRI_DIFFERENCE_MINUEND_PLACES=235, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=255, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=255, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=525, PETRI_PLACES=236, PETRI_TRANSITIONS=255} [2023-08-24 18:39:30,519 INFO L281 CegarLoopForPetriNet]: 322 programPoint places, -86 predicate places. [2023-08-24 18:39:30,519 INFO L495 AbstractCegarLoop]: Abstraction has has 236 places, 255 transitions, 525 flow [2023-08-24 18:39:30,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 431.0) internal successors, (862), 2 states have internal predecessors, (862), 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 18:39:30,520 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:39:30,520 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:39:30,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-24 18:39:30,521 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 177 more)] === [2023-08-24 18:39:30,521 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:39:30,521 INFO L85 PathProgramCache]: Analyzing trace with hash 66288795, now seen corresponding path program 1 times [2023-08-24 18:39:30,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:39:30,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619425071] [2023-08-24 18:39:30,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:39:30,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:39:30,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:39:30,548 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 18:39:30,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:39:30,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619425071] [2023-08-24 18:39:30,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619425071] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:39:30,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:39:30,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-24 18:39:30,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7227861] [2023-08-24 18:39:30,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:39:30,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-24 18:39:30,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:39:30,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-24 18:39:30,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-24 18:39:30,552 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 384 out of 1122 [2023-08-24 18:39:30,553 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 236 places, 255 transitions, 525 flow. Second operand has 3 states, 3 states have (on average 386.0) internal successors, (1158), 3 states have internal predecessors, (1158), 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 18:39:30,553 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:39:30,553 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 384 of 1122 [2023-08-24 18:39:30,553 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:40:51,019 INFO L124 PetriNetUnfolderBase]: 832981/1329056 cut-off events. [2023-08-24 18:40:51,021 INFO L125 PetriNetUnfolderBase]: For 7698/7698 co-relation queries the response was YES. [2023-08-24 18:40:54,738 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2426779 conditions, 1329056 events. 832981/1329056 cut-off events. For 7698/7698 co-relation queries the response was YES. Maximal size of possible extension queue 52531. Compared 15529590 event pairs, 211162 based on Foata normal form. 0/938931 useless extension candidates. Maximal degree in co-relation 2426773. Up to 592821 conditions per place. [2023-08-24 18:41:02,894 INFO L140 encePairwiseOnDemand]: 1038/1122 looper letters, 216 selfloop transitions, 69 changer transitions 0/389 dead transitions. [2023-08-24 18:41:02,894 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 238 places, 389 transitions, 1373 flow [2023-08-24 18:41:02,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-24 18:41:02,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-24 18:41:02,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1452 transitions. [2023-08-24 18:41:02,899 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43137254901960786 [2023-08-24 18:41:02,899 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1452 transitions. [2023-08-24 18:41:02,899 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1452 transitions. [2023-08-24 18:41:02,900 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:41:02,900 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1452 transitions. [2023-08-24 18:41:02,905 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 484.0) internal successors, (1452), 3 states have internal predecessors, (1452), 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 18:41:02,910 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1122.0) internal successors, (4488), 4 states have internal predecessors, (4488), 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 18:41:02,912 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1122.0) internal successors, (4488), 4 states have internal predecessors, (4488), 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 18:41:02,912 INFO L175 Difference]: Start difference. First operand has 236 places, 255 transitions, 525 flow. Second operand 3 states and 1452 transitions. [2023-08-24 18:41:02,913 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 238 places, 389 transitions, 1373 flow [2023-08-24 18:41:02,926 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 238 places, 389 transitions, 1373 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-24 18:41:02,931 INFO L231 Difference]: Finished difference. Result has 240 places, 324 transitions, 1107 flow [2023-08-24 18:41:02,931 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1122, PETRI_DIFFERENCE_MINUEND_FLOW=525, PETRI_DIFFERENCE_MINUEND_PLACES=236, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=255, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=186, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1107, PETRI_PLACES=240, PETRI_TRANSITIONS=324} [2023-08-24 18:41:02,932 INFO L281 CegarLoopForPetriNet]: 322 programPoint places, -82 predicate places. [2023-08-24 18:41:02,933 INFO L495 AbstractCegarLoop]: Abstraction has has 240 places, 324 transitions, 1107 flow [2023-08-24 18:41:02,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 386.0) internal successors, (1158), 3 states have internal predecessors, (1158), 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 18:41:02,933 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:41:02,933 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:41:02,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-24 18:41:02,933 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3ASSERT_VIOLATIONASSERT === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 177 more)] === [2023-08-24 18:41:02,934 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:41:02,934 INFO L85 PathProgramCache]: Analyzing trace with hash 2054956419, now seen corresponding path program 1 times [2023-08-24 18:41:02,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:41:02,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349221794] [2023-08-24 18:41:02,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:41:02,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:41:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:41:03,013 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 18:41:03,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:41:03,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349221794] [2023-08-24 18:41:03,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349221794] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:41:03,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:41:03,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-24 18:41:03,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734038903] [2023-08-24 18:41:03,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:41:03,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-24 18:41:03,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:41:03,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-24 18:41:03,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-24 18:41:03,016 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 398 out of 1122 [2023-08-24 18:41:03,017 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 240 places, 324 transitions, 1107 flow. Second operand has 3 states, 3 states have (on average 399.6666666666667) internal successors, (1199), 3 states have internal predecessors, (1199), 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 18:41:03,017 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:41:03,017 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 398 of 1122 [2023-08-24 18:41:03,017 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:41:06,133 INFO L124 PetriNetUnfolderBase]: 19577/39007 cut-off events. [2023-08-24 18:41:06,133 INFO L125 PetriNetUnfolderBase]: For 24445/24477 co-relation queries the response was YES. [2023-08-24 18:41:06,260 INFO L83 FinitePrefix]: Finished finitePrefix Result has 78784 conditions, 39007 events. 19577/39007 cut-off events. For 24445/24477 co-relation queries the response was YES. Maximal size of possible extension queue 1190. Compared 384362 event pairs, 1637 based on Foata normal form. 9628/39991 useless extension candidates. Maximal degree in co-relation 78776. Up to 20685 conditions per place. [2023-08-24 18:41:06,421 INFO L140 encePairwiseOnDemand]: 1061/1122 looper letters, 73 selfloop transitions, 45 changer transitions 0/242 dead transitions. [2023-08-24 18:41:06,422 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 208 places, 242 transitions, 967 flow [2023-08-24 18:41:06,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-24 18:41:06,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-24 18:41:06,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1346 transitions. [2023-08-24 18:41:06,449 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3998811645870469 [2023-08-24 18:41:06,449 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1346 transitions. [2023-08-24 18:41:06,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1346 transitions. [2023-08-24 18:41:06,450 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:41:06,450 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1346 transitions. [2023-08-24 18:41:06,453 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 448.6666666666667) internal successors, (1346), 3 states have internal predecessors, (1346), 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 18:41:06,457 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1122.0) internal successors, (4488), 4 states have internal predecessors, (4488), 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 18:41:06,458 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1122.0) internal successors, (4488), 4 states have internal predecessors, (4488), 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 18:41:06,472 INFO L175 Difference]: Start difference. First operand has 240 places, 324 transitions, 1107 flow. Second operand 3 states and 1346 transitions. [2023-08-24 18:41:06,473 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 208 places, 242 transitions, 967 flow [2023-08-24 18:41:06,644 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 206 places, 242 transitions, 865 flow, removed 15 selfloop flow, removed 2 redundant places. [2023-08-24 18:41:06,661 INFO L231 Difference]: Finished difference. Result has 206 places, 224 transitions, 673 flow [2023-08-24 18:41:06,661 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1122, PETRI_DIFFERENCE_MINUEND_FLOW=583, PETRI_DIFFERENCE_MINUEND_PLACES=204, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=224, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=45, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=179, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=673, PETRI_PLACES=206, PETRI_TRANSITIONS=224} [2023-08-24 18:41:06,664 INFO L281 CegarLoopForPetriNet]: 322 programPoint places, -116 predicate places. [2023-08-24 18:41:06,664 INFO L495 AbstractCegarLoop]: Abstraction has has 206 places, 224 transitions, 673 flow [2023-08-24 18:41:06,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 399.6666666666667) internal successors, (1199), 3 states have internal predecessors, (1199), 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 18:41:06,665 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:41:06,665 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:41:06,665 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-24 18:41:06,666 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err17ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 177 more)] === [2023-08-24 18:41:06,666 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:41:06,666 INFO L85 PathProgramCache]: Analyzing trace with hash 164870340, now seen corresponding path program 1 times [2023-08-24 18:41:06,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:41:06,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666045774] [2023-08-24 18:41:06,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:41:06,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:41:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:41:06,709 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 18:41:06,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:41:06,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666045774] [2023-08-24 18:41:06,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666045774] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:41:06,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:41:06,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-24 18:41:06,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844020612] [2023-08-24 18:41:06,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:41:06,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-24 18:41:06,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:41:06,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-24 18:41:06,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-24 18:41:06,712 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 384 out of 1122 [2023-08-24 18:41:06,713 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 206 places, 224 transitions, 673 flow. Second operand has 3 states, 3 states have (on average 386.0) internal successors, (1158), 3 states have internal predecessors, (1158), 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 18:41:06,713 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:41:06,713 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 384 of 1122 [2023-08-24 18:41:06,713 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:41:11,657 INFO L124 PetriNetUnfolderBase]: 37679/65565 cut-off events. [2023-08-24 18:41:11,658 INFO L125 PetriNetUnfolderBase]: For 12019/12019 co-relation queries the response was YES. [2023-08-24 18:41:11,840 INFO L83 FinitePrefix]: Finished finitePrefix Result has 139775 conditions, 65565 events. 37679/65565 cut-off events. For 12019/12019 co-relation queries the response was YES. Maximal size of possible extension queue 1950. Compared 610628 event pairs, 9346 based on Foata normal form. 0/51443 useless extension candidates. Maximal degree in co-relation 139767. Up to 28662 conditions per place. [2023-08-24 18:41:12,119 INFO L140 encePairwiseOnDemand]: 1098/1122 looper letters, 168 selfloop transitions, 15 changer transitions 0/281 dead transitions. [2023-08-24 18:41:12,120 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 199 places, 281 transitions, 1259 flow [2023-08-24 18:41:12,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-24 18:41:12,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-24 18:41:12,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1338 transitions. [2023-08-24 18:41:12,123 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.39750445632798576 [2023-08-24 18:41:12,123 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1338 transitions. [2023-08-24 18:41:12,123 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1338 transitions. [2023-08-24 18:41:12,125 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:41:12,125 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1338 transitions. [2023-08-24 18:41:12,128 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 446.0) internal successors, (1338), 3 states have internal predecessors, (1338), 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 18:41:12,133 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1122.0) internal successors, (4488), 4 states have internal predecessors, (4488), 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 18:41:12,134 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1122.0) internal successors, (4488), 4 states have internal predecessors, (4488), 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 18:41:12,134 INFO L175 Difference]: Start difference. First operand has 206 places, 224 transitions, 673 flow. Second operand 3 states and 1338 transitions. [2023-08-24 18:41:12,134 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 199 places, 281 transitions, 1259 flow [2023-08-24 18:41:12,169 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 198 places, 281 transitions, 1118 flow, removed 36 selfloop flow, removed 1 redundant places. [2023-08-24 18:41:12,174 INFO L231 Difference]: Finished difference. Result has 200 places, 227 transitions, 682 flow [2023-08-24 18:41:12,174 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1122, PETRI_DIFFERENCE_MINUEND_FLOW=574, PETRI_DIFFERENCE_MINUEND_PLACES=196, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=215, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=200, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=682, PETRI_PLACES=200, PETRI_TRANSITIONS=227} [2023-08-24 18:41:12,176 INFO L281 CegarLoopForPetriNet]: 322 programPoint places, -122 predicate places. [2023-08-24 18:41:12,176 INFO L495 AbstractCegarLoop]: Abstraction has has 200 places, 227 transitions, 682 flow [2023-08-24 18:41:12,177 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 386.0) internal successors, (1158), 3 states have internal predecessors, (1158), 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 18:41:12,177 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:41:12,177 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:41:12,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-24 18:41:12,178 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err34ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 177 more)] === [2023-08-24 18:41:12,178 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:41:12,178 INFO L85 PathProgramCache]: Analyzing trace with hash -138369623, now seen corresponding path program 1 times [2023-08-24 18:41:12,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:41:12,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139216803] [2023-08-24 18:41:12,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:41:12,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:41:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:41:12,246 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 18:41:12,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:41:12,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139216803] [2023-08-24 18:41:12,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139216803] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:41:12,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:41:12,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-24 18:41:12,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089053714] [2023-08-24 18:41:12,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:41:12,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-24 18:41:12,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:41:12,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-24 18:41:12,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-24 18:41:12,249 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 381 out of 1122 [2023-08-24 18:41:12,250 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 227 transitions, 682 flow. Second operand has 3 states, 3 states have (on average 383.0) internal successors, (1149), 3 states have internal predecessors, (1149), 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 18:41:12,250 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:41:12,250 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 381 of 1122 [2023-08-24 18:41:12,250 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:41:16,693 INFO L124 PetriNetUnfolderBase]: 37234/64845 cut-off events. [2023-08-24 18:41:16,694 INFO L125 PetriNetUnfolderBase]: For 10525/10525 co-relation queries the response was YES. [2023-08-24 18:41:16,864 INFO L83 FinitePrefix]: Finished finitePrefix Result has 131073 conditions, 64845 events. 37234/64845 cut-off events. For 10525/10525 co-relation queries the response was YES. Maximal size of possible extension queue 1927. Compared 602234 event pairs, 19600 based on Foata normal form. 0/51038 useless extension candidates. Maximal degree in co-relation 131063. Up to 49232 conditions per place. [2023-08-24 18:41:17,070 INFO L140 encePairwiseOnDemand]: 1119/1122 looper letters, 138 selfloop transitions, 3 changer transitions 0/239 dead transitions. [2023-08-24 18:41:17,070 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 201 places, 239 transitions, 998 flow [2023-08-24 18:41:17,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-24 18:41:17,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-24 18:41:17,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1267 transitions. [2023-08-24 18:41:17,073 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.37641117052881756 [2023-08-24 18:41:17,073 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1267 transitions. [2023-08-24 18:41:17,073 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1267 transitions. [2023-08-24 18:41:17,073 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:41:17,073 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1267 transitions. [2023-08-24 18:41:17,075 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 422.3333333333333) internal successors, (1267), 3 states have internal predecessors, (1267), 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 18:41:17,292 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1122.0) internal successors, (4488), 4 states have internal predecessors, (4488), 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 18:41:17,293 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1122.0) internal successors, (4488), 4 states have internal predecessors, (4488), 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 18:41:17,293 INFO L175 Difference]: Start difference. First operand has 200 places, 227 transitions, 682 flow. Second operand 3 states and 1267 transitions. [2023-08-24 18:41:17,293 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 201 places, 239 transitions, 998 flow [2023-08-24 18:41:17,342 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 199 places, 239 transitions, 968 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-24 18:41:17,344 INFO L231 Difference]: Finished difference. Result has 199 places, 226 transitions, 656 flow [2023-08-24 18:41:17,344 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1122, PETRI_DIFFERENCE_MINUEND_FLOW=650, PETRI_DIFFERENCE_MINUEND_PLACES=197, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=226, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=223, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=656, PETRI_PLACES=199, PETRI_TRANSITIONS=226} [2023-08-24 18:41:17,344 INFO L281 CegarLoopForPetriNet]: 322 programPoint places, -123 predicate places. [2023-08-24 18:41:17,345 INFO L495 AbstractCegarLoop]: Abstraction has has 199 places, 226 transitions, 656 flow [2023-08-24 18:41:17,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 383.0) internal successors, (1149), 3 states have internal predecessors, (1149), 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 18:41:17,345 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:41:17,345 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:41:17,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-08-24 18:41:17,346 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err6ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 177 more)] === [2023-08-24 18:41:17,346 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:41:17,346 INFO L85 PathProgramCache]: Analyzing trace with hash -211326860, now seen corresponding path program 1 times [2023-08-24 18:41:17,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:41:17,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618418866] [2023-08-24 18:41:17,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:41:17,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:41:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:41:17,363 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 18:41:17,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:41:17,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618418866] [2023-08-24 18:41:17,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618418866] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:41:17,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:41:17,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-24 18:41:17,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181864750] [2023-08-24 18:41:17,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:41:17,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-24 18:41:17,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:41:17,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-24 18:41:17,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-24 18:41:17,366 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 390 out of 1122 [2023-08-24 18:41:17,367 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 199 places, 226 transitions, 656 flow. Second operand has 3 states, 3 states have (on average 393.0) internal successors, (1179), 3 states have internal predecessors, (1179), 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 18:41:17,367 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:41:17,367 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 390 of 1122 [2023-08-24 18:41:17,367 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:41:26,741 INFO L124 PetriNetUnfolderBase]: 100019/148900 cut-off events. [2023-08-24 18:41:26,741 INFO L125 PetriNetUnfolderBase]: For 18493/18509 co-relation queries the response was YES. [2023-08-24 18:41:27,033 INFO L83 FinitePrefix]: Finished finitePrefix Result has 312013 conditions, 148900 events. 100019/148900 cut-off events. For 18493/18509 co-relation queries the response was YES. Maximal size of possible extension queue 3697. Compared 1224150 event pairs, 58755 based on Foata normal form. 16/106556 useless extension candidates. Maximal degree in co-relation 312003. Up to 125334 conditions per place. [2023-08-24 18:41:27,545 INFO L140 encePairwiseOnDemand]: 1111/1122 looper letters, 198 selfloop transitions, 10 changer transitions 0/309 dead transitions. [2023-08-24 18:41:27,545 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 201 places, 309 transitions, 1324 flow [2023-08-24 18:41:27,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-24 18:41:27,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-24 18:41:27,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1364 transitions. [2023-08-24 18:41:27,549 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.40522875816993464 [2023-08-24 18:41:27,549 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1364 transitions. [2023-08-24 18:41:27,549 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1364 transitions. [2023-08-24 18:41:27,549 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:41:27,549 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1364 transitions. [2023-08-24 18:41:27,551 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 454.6666666666667) internal successors, (1364), 3 states have internal predecessors, (1364), 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 18:41:27,555 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1122.0) internal successors, (4488), 4 states have internal predecessors, (4488), 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 18:41:27,556 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1122.0) internal successors, (4488), 4 states have internal predecessors, (4488), 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 18:41:27,556 INFO L175 Difference]: Start difference. First operand has 199 places, 226 transitions, 656 flow. Second operand 3 states and 1364 transitions. [2023-08-24 18:41:27,556 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 201 places, 309 transitions, 1324 flow [2023-08-24 18:41:27,599 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 199 places, 309 transitions, 1318 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-24 18:41:27,602 INFO L231 Difference]: Finished difference. Result has 200 places, 235 transitions, 718 flow [2023-08-24 18:41:27,602 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1122, PETRI_DIFFERENCE_MINUEND_FLOW=650, PETRI_DIFFERENCE_MINUEND_PLACES=197, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=226, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=216, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=718, PETRI_PLACES=200, PETRI_TRANSITIONS=235} [2023-08-24 18:41:27,603 INFO L281 CegarLoopForPetriNet]: 322 programPoint places, -122 predicate places. [2023-08-24 18:41:27,603 INFO L495 AbstractCegarLoop]: Abstraction has has 200 places, 235 transitions, 718 flow [2023-08-24 18:41:27,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 393.0) internal successors, (1179), 3 states have internal predecessors, (1179), 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 18:41:27,603 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:41:27,603 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:41:27,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-08-24 18:41:27,603 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err42ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 177 more)] === [2023-08-24 18:41:27,604 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:41:27,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1344390892, now seen corresponding path program 1 times [2023-08-24 18:41:27,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:41:27,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618582917] [2023-08-24 18:41:27,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:41:27,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:41:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:41:27,642 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 18:41:27,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:41:27,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618582917] [2023-08-24 18:41:27,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618582917] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:41:27,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:41:27,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-24 18:41:27,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697919665] [2023-08-24 18:41:27,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:41:27,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-24 18:41:27,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:41:27,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-24 18:41:27,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-24 18:41:27,645 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 382 out of 1122 [2023-08-24 18:41:27,646 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 235 transitions, 718 flow. Second operand has 3 states, 3 states have (on average 385.0) internal successors, (1155), 3 states have internal predecessors, (1155), 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 18:41:27,646 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:41:27,646 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 382 of 1122 [2023-08-24 18:41:27,646 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:41:32,723 INFO L124 PetriNetUnfolderBase]: 48410/83335 cut-off events. [2023-08-24 18:41:32,723 INFO L125 PetriNetUnfolderBase]: For 16210/19435 co-relation queries the response was YES. [2023-08-24 18:41:32,924 INFO L83 FinitePrefix]: Finished finitePrefix Result has 177268 conditions, 83335 events. 48410/83335 cut-off events. For 16210/19435 co-relation queries the response was YES. Maximal size of possible extension queue 2241. Compared 779857 event pairs, 23702 based on Foata normal form. 1059/67208 useless extension candidates. Maximal degree in co-relation 177257. Up to 63601 conditions per place. [2023-08-24 18:41:33,224 INFO L140 encePairwiseOnDemand]: 1119/1122 looper letters, 141 selfloop transitions, 2 changer transitions 0/247 dead transitions. [2023-08-24 18:41:33,225 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 201 places, 247 transitions, 1042 flow [2023-08-24 18:41:33,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-24 18:41:33,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-24 18:41:33,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1269 transitions. [2023-08-24 18:41:33,228 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3770053475935829 [2023-08-24 18:41:33,228 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1269 transitions. [2023-08-24 18:41:33,228 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1269 transitions. [2023-08-24 18:41:33,229 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:41:33,229 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1269 transitions. [2023-08-24 18:41:33,231 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 423.0) internal successors, (1269), 3 states have internal predecessors, (1269), 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 18:41:33,235 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1122.0) internal successors, (4488), 4 states have internal predecessors, (4488), 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 18:41:33,235 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1122.0) internal successors, (4488), 4 states have internal predecessors, (4488), 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 18:41:33,236 INFO L175 Difference]: Start difference. First operand has 200 places, 235 transitions, 718 flow. Second operand 3 states and 1269 transitions. [2023-08-24 18:41:33,236 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 201 places, 247 transitions, 1042 flow [2023-08-24 18:41:33,340 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 200 places, 247 transitions, 1032 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-24 18:41:33,342 INFO L231 Difference]: Finished difference. Result has 200 places, 234 transitions, 710 flow [2023-08-24 18:41:33,342 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1122, PETRI_DIFFERENCE_MINUEND_FLOW=706, PETRI_DIFFERENCE_MINUEND_PLACES=198, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=234, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=232, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=710, PETRI_PLACES=200, PETRI_TRANSITIONS=234} [2023-08-24 18:41:33,343 INFO L281 CegarLoopForPetriNet]: 322 programPoint places, -122 predicate places. [2023-08-24 18:41:33,343 INFO L495 AbstractCegarLoop]: Abstraction has has 200 places, 234 transitions, 710 flow [2023-08-24 18:41:33,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 385.0) internal successors, (1155), 3 states have internal predecessors, (1155), 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 18:41:33,343 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:41:33,343 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:41:33,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-08-24 18:41:33,343 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err18ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 177 more)] === [2023-08-24 18:41:33,344 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:41:33,344 INFO L85 PathProgramCache]: Analyzing trace with hash 431223960, now seen corresponding path program 1 times [2023-08-24 18:41:33,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:41:33,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828333600] [2023-08-24 18:41:33,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:41:33,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:41:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:41:33,366 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 18:41:33,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:41:33,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828333600] [2023-08-24 18:41:33,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828333600] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:41:33,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:41:33,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-24 18:41:33,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616899373] [2023-08-24 18:41:33,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:41:33,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-24 18:41:33,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:41:33,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-24 18:41:33,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-24 18:41:33,369 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 390 out of 1122 [2023-08-24 18:41:33,370 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 234 transitions, 710 flow. Second operand has 3 states, 3 states have (on average 392.3333333333333) internal successors, (1177), 3 states have internal predecessors, (1177), 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 18:41:33,370 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:41:33,370 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 390 of 1122 [2023-08-24 18:41:33,370 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-24 18:41:42,986 INFO L124 PetriNetUnfolderBase]: 101189/151303 cut-off events. [2023-08-24 18:41:42,987 INFO L125 PetriNetUnfolderBase]: For 30466/30482 co-relation queries the response was YES. [2023-08-24 18:41:43,347 INFO L83 FinitePrefix]: Finished finitePrefix Result has 335050 conditions, 151303 events. 101189/151303 cut-off events. For 30466/30482 co-relation queries the response was YES. Maximal size of possible extension queue 3784. Compared 1252805 event pairs, 62073 based on Foata normal form. 16/108406 useless extension candidates. Maximal degree in co-relation 335039. Up to 132517 conditions per place. [2023-08-24 18:41:43,927 INFO L140 encePairwiseOnDemand]: 1114/1122 looper letters, 150 selfloop transitions, 7 changer transitions 0/257 dead transitions. [2023-08-24 18:41:43,927 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 202 places, 257 transitions, 1091 flow [2023-08-24 18:41:43,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-24 18:41:43,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-24 18:41:43,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1310 transitions. [2023-08-24 18:41:43,931 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.38918597742127153 [2023-08-24 18:41:43,931 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1310 transitions. [2023-08-24 18:41:43,931 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1310 transitions. [2023-08-24 18:41:43,931 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-24 18:41:43,931 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1310 transitions. [2023-08-24 18:41:43,934 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 436.6666666666667) internal successors, (1310), 3 states have internal predecessors, (1310), 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 18:41:43,937 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1122.0) internal successors, (4488), 4 states have internal predecessors, (4488), 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 18:41:43,937 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1122.0) internal successors, (4488), 4 states have internal predecessors, (4488), 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 18:41:43,938 INFO L175 Difference]: Start difference. First operand has 200 places, 234 transitions, 710 flow. Second operand 3 states and 1310 transitions. [2023-08-24 18:41:43,938 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 202 places, 257 transitions, 1091 flow [2023-08-24 18:41:44,199 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 200 places, 257 transitions, 1087 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-24 18:41:44,202 INFO L231 Difference]: Finished difference. Result has 202 places, 240 transitions, 771 flow [2023-08-24 18:41:44,202 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1122, PETRI_DIFFERENCE_MINUEND_FLOW=706, PETRI_DIFFERENCE_MINUEND_PLACES=198, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=234, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=227, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=771, PETRI_PLACES=202, PETRI_TRANSITIONS=240} [2023-08-24 18:41:44,202 INFO L281 CegarLoopForPetriNet]: 322 programPoint places, -120 predicate places. [2023-08-24 18:41:44,202 INFO L495 AbstractCegarLoop]: Abstraction has has 202 places, 240 transitions, 771 flow [2023-08-24 18:41:44,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 392.3333333333333) internal successors, (1177), 3 states have internal predecessors, (1177), 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 18:41:44,203 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:41:44,203 INFO L208 CegarLoopForPetriNet]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1] [2023-08-24 18:41:44,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-08-24 18:41:44,203 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 177 more)] === [2023-08-24 18:41:44,203 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:41:44,203 INFO L85 PathProgramCache]: Analyzing trace with hash 358084650, now seen corresponding path program 1 times [2023-08-24 18:41:44,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:41:44,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496298418] [2023-08-24 18:41:44,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:41:44,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:41:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-24 18:41:44,215 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-24 18:41:44,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-24 18:41:44,224 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-24 18:41:44,225 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-08-24 18:41:44,225 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (180 of 181 remaining) [2023-08-24 18:41:44,225 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (179 of 181 remaining) [2023-08-24 18:41:44,225 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (178 of 181 remaining) [2023-08-24 18:41:44,225 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (177 of 181 remaining) [2023-08-24 18:41:44,225 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (176 of 181 remaining) [2023-08-24 18:41:44,225 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (175 of 181 remaining) [2023-08-24 18:41:44,225 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (174 of 181 remaining) [2023-08-24 18:41:44,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (173 of 181 remaining) [2023-08-24 18:41:44,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (172 of 181 remaining) [2023-08-24 18:41:44,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (171 of 181 remaining) [2023-08-24 18:41:44,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (170 of 181 remaining) [2023-08-24 18:41:44,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (169 of 181 remaining) [2023-08-24 18:41:44,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (168 of 181 remaining) [2023-08-24 18:41:44,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONASSERT (167 of 181 remaining) [2023-08-24 18:41:44,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONASSERT (166 of 181 remaining) [2023-08-24 18:41:44,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (165 of 181 remaining) [2023-08-24 18:41:44,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (164 of 181 remaining) [2023-08-24 18:41:44,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (163 of 181 remaining) [2023-08-24 18:41:44,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (162 of 181 remaining) [2023-08-24 18:41:44,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (161 of 181 remaining) [2023-08-24 18:41:44,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (160 of 181 remaining) [2023-08-24 18:41:44,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (159 of 181 remaining) [2023-08-24 18:41:44,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (158 of 181 remaining) [2023-08-24 18:41:44,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONASSERT (157 of 181 remaining) [2023-08-24 18:41:44,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (156 of 181 remaining) [2023-08-24 18:41:44,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (155 of 181 remaining) [2023-08-24 18:41:44,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (154 of 181 remaining) [2023-08-24 18:41:44,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONASSERT (153 of 181 remaining) [2023-08-24 18:41:44,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONASSERT (152 of 181 remaining) [2023-08-24 18:41:44,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (151 of 181 remaining) [2023-08-24 18:41:44,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (150 of 181 remaining) [2023-08-24 18:41:44,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (149 of 181 remaining) [2023-08-24 18:41:44,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (148 of 181 remaining) [2023-08-24 18:41:44,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (147 of 181 remaining) [2023-08-24 18:41:44,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (146 of 181 remaining) [2023-08-24 18:41:44,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (145 of 181 remaining) [2023-08-24 18:41:44,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (144 of 181 remaining) [2023-08-24 18:41:44,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (143 of 181 remaining) [2023-08-24 18:41:44,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (142 of 181 remaining) [2023-08-24 18:41:44,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (141 of 181 remaining) [2023-08-24 18:41:44,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (140 of 181 remaining) [2023-08-24 18:41:44,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (139 of 181 remaining) [2023-08-24 18:41:44,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (138 of 181 remaining) [2023-08-24 18:41:44,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (137 of 181 remaining) [2023-08-24 18:41:44,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (136 of 181 remaining) [2023-08-24 18:41:44,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (135 of 181 remaining) [2023-08-24 18:41:44,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (134 of 181 remaining) [2023-08-24 18:41:44,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (133 of 181 remaining) [2023-08-24 18:41:44,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (132 of 181 remaining) [2023-08-24 18:41:44,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (131 of 181 remaining) [2023-08-24 18:41:44,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (130 of 181 remaining) [2023-08-24 18:41:44,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (129 of 181 remaining) [2023-08-24 18:41:44,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (128 of 181 remaining) [2023-08-24 18:41:44,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (127 of 181 remaining) [2023-08-24 18:41:44,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (126 of 181 remaining) [2023-08-24 18:41:44,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (125 of 181 remaining) [2023-08-24 18:41:44,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (124 of 181 remaining) [2023-08-24 18:41:44,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (123 of 181 remaining) [2023-08-24 18:41:44,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONASSERT (122 of 181 remaining) [2023-08-24 18:41:44,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONASSERT (121 of 181 remaining) [2023-08-24 18:41:44,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (120 of 181 remaining) [2023-08-24 18:41:44,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (119 of 181 remaining) [2023-08-24 18:41:44,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (118 of 181 remaining) [2023-08-24 18:41:44,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (117 of 181 remaining) [2023-08-24 18:41:44,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (116 of 181 remaining) [2023-08-24 18:41:44,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (115 of 181 remaining) [2023-08-24 18:41:44,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (114 of 181 remaining) [2023-08-24 18:41:44,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (113 of 181 remaining) [2023-08-24 18:41:44,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONASSERT (112 of 181 remaining) [2023-08-24 18:41:44,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (111 of 181 remaining) [2023-08-24 18:41:44,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (110 of 181 remaining) [2023-08-24 18:41:44,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (109 of 181 remaining) [2023-08-24 18:41:44,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONASSERT (108 of 181 remaining) [2023-08-24 18:41:44,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONASSERT (107 of 181 remaining) [2023-08-24 18:41:44,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (106 of 181 remaining) [2023-08-24 18:41:44,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (105 of 181 remaining) [2023-08-24 18:41:44,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (104 of 181 remaining) [2023-08-24 18:41:44,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (103 of 181 remaining) [2023-08-24 18:41:44,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (102 of 181 remaining) [2023-08-24 18:41:44,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (101 of 181 remaining) [2023-08-24 18:41:44,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (100 of 181 remaining) [2023-08-24 18:41:44,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (99 of 181 remaining) [2023-08-24 18:41:44,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (98 of 181 remaining) [2023-08-24 18:41:44,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (97 of 181 remaining) [2023-08-24 18:41:44,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (96 of 181 remaining) [2023-08-24 18:41:44,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (95 of 181 remaining) [2023-08-24 18:41:44,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (94 of 181 remaining) [2023-08-24 18:41:44,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (93 of 181 remaining) [2023-08-24 18:41:44,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (92 of 181 remaining) [2023-08-24 18:41:44,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (91 of 181 remaining) [2023-08-24 18:41:44,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (90 of 181 remaining) [2023-08-24 18:41:44,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (89 of 181 remaining) [2023-08-24 18:41:44,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (88 of 181 remaining) [2023-08-24 18:41:44,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (87 of 181 remaining) [2023-08-24 18:41:44,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (86 of 181 remaining) [2023-08-24 18:41:44,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (85 of 181 remaining) [2023-08-24 18:41:44,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (84 of 181 remaining) [2023-08-24 18:41:44,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (83 of 181 remaining) [2023-08-24 18:41:44,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (82 of 181 remaining) [2023-08-24 18:41:44,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (81 of 181 remaining) [2023-08-24 18:41:44,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (80 of 181 remaining) [2023-08-24 18:41:44,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (79 of 181 remaining) [2023-08-24 18:41:44,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (78 of 181 remaining) [2023-08-24 18:41:44,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONASSERT (77 of 181 remaining) [2023-08-24 18:41:44,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONASSERT (76 of 181 remaining) [2023-08-24 18:41:44,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (75 of 181 remaining) [2023-08-24 18:41:44,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (74 of 181 remaining) [2023-08-24 18:41:44,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (73 of 181 remaining) [2023-08-24 18:41:44,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (72 of 181 remaining) [2023-08-24 18:41:44,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (71 of 181 remaining) [2023-08-24 18:41:44,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (70 of 181 remaining) [2023-08-24 18:41:44,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (69 of 181 remaining) [2023-08-24 18:41:44,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (68 of 181 remaining) [2023-08-24 18:41:44,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONASSERT (67 of 181 remaining) [2023-08-24 18:41:44,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (66 of 181 remaining) [2023-08-24 18:41:44,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (65 of 181 remaining) [2023-08-24 18:41:44,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (64 of 181 remaining) [2023-08-24 18:41:44,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONASSERT (63 of 181 remaining) [2023-08-24 18:41:44,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONASSERT (62 of 181 remaining) [2023-08-24 18:41:44,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (61 of 181 remaining) [2023-08-24 18:41:44,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (60 of 181 remaining) [2023-08-24 18:41:44,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (59 of 181 remaining) [2023-08-24 18:41:44,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (58 of 181 remaining) [2023-08-24 18:41:44,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (57 of 181 remaining) [2023-08-24 18:41:44,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (56 of 181 remaining) [2023-08-24 18:41:44,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (55 of 181 remaining) [2023-08-24 18:41:44,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (54 of 181 remaining) [2023-08-24 18:41:44,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (53 of 181 remaining) [2023-08-24 18:41:44,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (52 of 181 remaining) [2023-08-24 18:41:44,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (51 of 181 remaining) [2023-08-24 18:41:44,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (50 of 181 remaining) [2023-08-24 18:41:44,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (49 of 181 remaining) [2023-08-24 18:41:44,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (48 of 181 remaining) [2023-08-24 18:41:44,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (47 of 181 remaining) [2023-08-24 18:41:44,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (46 of 181 remaining) [2023-08-24 18:41:44,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (45 of 181 remaining) [2023-08-24 18:41:44,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (44 of 181 remaining) [2023-08-24 18:41:44,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (43 of 181 remaining) [2023-08-24 18:41:44,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (42 of 181 remaining) [2023-08-24 18:41:44,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (41 of 181 remaining) [2023-08-24 18:41:44,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (40 of 181 remaining) [2023-08-24 18:41:44,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (39 of 181 remaining) [2023-08-24 18:41:44,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (38 of 181 remaining) [2023-08-24 18:41:44,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (37 of 181 remaining) [2023-08-24 18:41:44,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (36 of 181 remaining) [2023-08-24 18:41:44,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (35 of 181 remaining) [2023-08-24 18:41:44,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (34 of 181 remaining) [2023-08-24 18:41:44,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (33 of 181 remaining) [2023-08-24 18:41:44,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONASSERT (32 of 181 remaining) [2023-08-24 18:41:44,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONASSERT (31 of 181 remaining) [2023-08-24 18:41:44,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (30 of 181 remaining) [2023-08-24 18:41:44,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (29 of 181 remaining) [2023-08-24 18:41:44,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (28 of 181 remaining) [2023-08-24 18:41:44,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (27 of 181 remaining) [2023-08-24 18:41:44,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (26 of 181 remaining) [2023-08-24 18:41:44,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (25 of 181 remaining) [2023-08-24 18:41:44,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (24 of 181 remaining) [2023-08-24 18:41:44,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (23 of 181 remaining) [2023-08-24 18:41:44,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONASSERT (22 of 181 remaining) [2023-08-24 18:41:44,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (21 of 181 remaining) [2023-08-24 18:41:44,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (20 of 181 remaining) [2023-08-24 18:41:44,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (19 of 181 remaining) [2023-08-24 18:41:44,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONASSERT (18 of 181 remaining) [2023-08-24 18:41:44,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONASSERT (17 of 181 remaining) [2023-08-24 18:41:44,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (16 of 181 remaining) [2023-08-24 18:41:44,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (15 of 181 remaining) [2023-08-24 18:41:44,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (14 of 181 remaining) [2023-08-24 18:41:44,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (13 of 181 remaining) [2023-08-24 18:41:44,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (12 of 181 remaining) [2023-08-24 18:41:44,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (11 of 181 remaining) [2023-08-24 18:41:44,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (10 of 181 remaining) [2023-08-24 18:41:44,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (9 of 181 remaining) [2023-08-24 18:41:44,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (8 of 181 remaining) [2023-08-24 18:41:44,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (7 of 181 remaining) [2023-08-24 18:41:44,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (6 of 181 remaining) [2023-08-24 18:41:44,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (5 of 181 remaining) [2023-08-24 18:41:44,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (4 of 181 remaining) [2023-08-24 18:41:44,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (3 of 181 remaining) [2023-08-24 18:41:44,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (2 of 181 remaining) [2023-08-24 18:41:44,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (1 of 181 remaining) [2023-08-24 18:41:44,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (0 of 181 remaining) [2023-08-24 18:41:44,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-08-24 18:41:44,242 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-24 18:41:44,242 WARN L233 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2023-08-24 18:41:44,243 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2023-08-24 18:41:44,290 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-24 18:41:44,295 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 722 places, 806 transitions, 1644 flow [2023-08-24 18:41:44,466 INFO L124 PetriNetUnfolderBase]: 97/852 cut-off events. [2023-08-24 18:41:44,466 INFO L125 PetriNetUnfolderBase]: For 16/16 co-relation queries the response was YES. [2023-08-24 18:41:44,486 INFO L83 FinitePrefix]: Finished finitePrefix Result has 875 conditions, 852 events. 97/852 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 5263 event pairs, 0 based on Foata normal form. 0/570 useless extension candidates. Maximal degree in co-relation 788. Up to 10 conditions per place. [2023-08-24 18:41:44,487 INFO L82 GeneralOperation]: Start removeDead. Operand has 722 places, 806 transitions, 1644 flow [2023-08-24 18:41:44,506 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 722 places, 806 transitions, 1644 flow [2023-08-24 18:41:44,506 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-24 18:41:44,506 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 722 places, 806 transitions, 1644 flow [2023-08-24 18:41:44,506 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 722 places, 806 transitions, 1644 flow [2023-08-24 18:41:44,506 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 722 places, 806 transitions, 1644 flow [2023-08-24 18:41:44,656 INFO L124 PetriNetUnfolderBase]: 97/852 cut-off events. [2023-08-24 18:41:44,656 INFO L125 PetriNetUnfolderBase]: For 16/16 co-relation queries the response was YES. [2023-08-24 18:41:44,676 INFO L83 FinitePrefix]: Finished finitePrefix Result has 875 conditions, 852 events. 97/852 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 5263 event pairs, 0 based on Foata normal form. 0/570 useless extension candidates. Maximal degree in co-relation 788. Up to 10 conditions per place. [2023-08-24 18:41:44,776 INFO L119 LiptonReduction]: Number of co-enabled transitions 474136 [2023-08-24 18:41:53,950 INFO L134 LiptonReduction]: Checked pairs total: 2384848 [2023-08-24 18:41:53,950 INFO L136 LiptonReduction]: Total number of compositions: 670 [2023-08-24 18:41:53,952 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-24 18:41:53,952 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;@453e649f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-24 18:41:53,952 INFO L358 AbstractCegarLoop]: Starting to check reachability of 226 error locations. [2023-08-24 18:41:53,953 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-24 18:41:53,953 INFO L124 PetriNetUnfolderBase]: 1/10 cut-off events. [2023-08-24 18:41:53,953 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-24 18:41:53,954 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-24 18:41:53,954 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-24 18:41:53,954 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err8ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err7ASSERT_VIOLATIONDATA_RACE, thr1Err8ASSERT_VIOLATIONDATA_RACE (and 222 more)] === [2023-08-24 18:41:53,954 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-24 18:41:53,954 INFO L85 PathProgramCache]: Analyzing trace with hash 955893396, now seen corresponding path program 1 times [2023-08-24 18:41:53,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-24 18:41:53,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720248179] [2023-08-24 18:41:53,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-24 18:41:53,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-24 18:41:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-24 18:41:53,964 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 18:41:53,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-24 18:41:53,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720248179] [2023-08-24 18:41:53,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720248179] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-24 18:41:53,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-24 18:41:53,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-24 18:41:53,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276237137] [2023-08-24 18:41:53,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-24 18:41:53,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-24 18:41:53,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-24 18:41:53,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-24 18:41:53,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-24 18:41:53,967 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 564 out of 1476 [2023-08-24 18:41:53,968 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 427 places, 484 transitions, 1000 flow. Second operand has 2 states, 2 states have (on average 566.0) internal successors, (1132), 2 states have internal predecessors, (1132), 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 18:41:53,968 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-24 18:41:53,968 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 564 of 1476 [2023-08-24 18:41:53,968 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand