/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 --traceabstraction.order.of.the.error.locations.to.be.checked INSUFFICIENT_FIRST -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/weaver/bench-exp2x6.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-25 18:49:09,308 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-25 18:49:09,392 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 [2023-08-25 18:49:09,397 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-25 18:49:09,398 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-25 18:49:09,428 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-25 18:49:09,429 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-25 18:49:09,429 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-25 18:49:09,429 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-25 18:49:09,433 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-25 18:49:09,433 INFO L153 SettingsManager]: * Use SBE=true [2023-08-25 18:49:09,433 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-25 18:49:09,434 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-25 18:49:09,435 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-25 18:49:09,435 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-25 18:49:09,435 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-25 18:49:09,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-25 18:49:09,435 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-25 18:49:09,436 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-25 18:49:09,436 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-25 18:49:09,436 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-25 18:49:09,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-25 18:49:09,437 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-25 18:49:09,437 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-25 18:49:09,438 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-25 18:49:09,438 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-25 18:49:09,438 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-25 18:49:09,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 18:49:09,438 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-25 18:49:09,439 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-25 18:49:09,440 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-25 18:49:09,440 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-25 18:49:09,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-25 18:49:09,440 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-25 18:49:09,440 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-25 18:49:09,440 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> INSUFFICIENT_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-25 18:49:09,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-25 18:49:09,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-25 18:49:09,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-25 18:49:09,783 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-25 18:49:09,783 INFO L274 PluginConnector]: CDTParser initialized [2023-08-25 18:49:09,784 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c [2023-08-25 18:49:10,852 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-25 18:49:11,069 INFO L384 CDTParser]: Found 1 translation units. [2023-08-25 18:49:11,070 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c [2023-08-25 18:49:11,079 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03963fb5f/5d13d6f39be04419964c719d0a619379/FLAG6a09e81c9 [2023-08-25 18:49:11,095 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03963fb5f/5d13d6f39be04419964c719d0a619379 [2023-08-25 18:49:11,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-25 18:49:11,101 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-25 18:49:11,103 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-25 18:49:11,103 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-25 18:49:11,106 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-25 18:49:11,107 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 06:49:11" (1/1) ... [2023-08-25 18:49:11,108 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5370f9b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 06:49:11, skipping insertion in model container [2023-08-25 18:49:11,108 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 06:49:11" (1/1) ... [2023-08-25 18:49:11,130 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-25 18:49:11,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 18:49:11,328 INFO L201 MainTranslator]: Completed pre-run [2023-08-25 18:49:11,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 18:49:11,388 INFO L206 MainTranslator]: Completed translation [2023-08-25 18:49:11,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 06:49:11 WrapperNode [2023-08-25 18:49:11,388 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-25 18:49:11,389 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-25 18:49:11,389 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-25 18:49:11,389 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-25 18:49:11,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 06:49:11" (1/1) ... [2023-08-25 18:49:11,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 06:49:11" (1/1) ... [2023-08-25 18:49:11,441 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 174 [2023-08-25 18:49:11,441 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-25 18:49:11,442 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-25 18:49:11,442 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-25 18:49:11,442 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-25 18:49:11,449 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 06:49:11" (1/1) ... [2023-08-25 18:49:11,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 06:49:11" (1/1) ... [2023-08-25 18:49:11,453 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 06:49:11" (1/1) ... [2023-08-25 18:49:11,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 06:49:11" (1/1) ... [2023-08-25 18:49:11,463 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 06:49:11" (1/1) ... [2023-08-25 18:49:11,466 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 06:49:11" (1/1) ... [2023-08-25 18:49:11,467 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 06:49:11" (1/1) ... [2023-08-25 18:49:11,469 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 06:49:11" (1/1) ... [2023-08-25 18:49:11,471 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-25 18:49:11,472 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-25 18:49:11,472 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-25 18:49:11,472 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-25 18:49:11,473 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 06:49:11" (1/1) ... [2023-08-25 18:49:11,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 18:49:11,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 18:49:11,498 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) [2023-08-25 18:49:11,524 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 [2023-08-25 18:49:11,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-25 18:49:11,538 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-25 18:49:11,539 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-25 18:49:11,539 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-25 18:49:11,539 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-25 18:49:11,539 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-25 18:49:11,540 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-25 18:49:11,540 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-25 18:49:11,540 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-25 18:49:11,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-25 18:49:11,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-25 18:49:11,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-25 18:49:11,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-25 18:49:11,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-25 18:49:11,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-25 18:49:11,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-25 18:49:11,542 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-25 18:49:11,638 INFO L236 CfgBuilder]: Building ICFG [2023-08-25 18:49:11,639 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-25 18:49:12,107 INFO L277 CfgBuilder]: Performing block encoding [2023-08-25 18:49:12,119 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-25 18:49:12,120 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-25 18:49:12,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 06:49:12 BoogieIcfgContainer [2023-08-25 18:49:12,128 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-25 18:49:12,130 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-25 18:49:12,131 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-25 18:49:12,133 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-25 18:49:12,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.08 06:49:11" (1/3) ... [2023-08-25 18:49:12,134 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@362d3161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 06:49:12, skipping insertion in model container [2023-08-25 18:49:12,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 06:49:11" (2/3) ... [2023-08-25 18:49:12,134 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@362d3161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 06:49:12, skipping insertion in model container [2023-08-25 18:49:12,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 06:49:12" (3/3) ... [2023-08-25 18:49:12,135 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp2x6.wvr.c [2023-08-25 18:49:12,151 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-25 18:49:12,151 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 76 error locations. [2023-08-25 18:49:12,151 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-25 18:49:12,301 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-25 18:49:12,354 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 434 places, 435 transitions, 902 flow [2023-08-25 18:49:12,537 INFO L124 PetriNetUnfolderBase]: 14/431 cut-off events. [2023-08-25 18:49:12,537 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-08-25 18:49:12,551 INFO L83 FinitePrefix]: Finished finitePrefix Result has 448 conditions, 431 events. 14/431 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1155 event pairs, 0 based on Foata normal form. 0/341 useless extension candidates. Maximal degree in co-relation 301. Up to 2 conditions per place. [2023-08-25 18:49:12,551 INFO L82 GeneralOperation]: Start removeDead. Operand has 434 places, 435 transitions, 902 flow [2023-08-25 18:49:12,565 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 417 places, 418 transitions, 860 flow [2023-08-25 18:49:12,568 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-25 18:49:12,576 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 417 places, 418 transitions, 860 flow [2023-08-25 18:49:12,578 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 417 places, 418 transitions, 860 flow [2023-08-25 18:49:12,578 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 417 places, 418 transitions, 860 flow [2023-08-25 18:49:12,686 INFO L124 PetriNetUnfolderBase]: 14/418 cut-off events. [2023-08-25 18:49:12,686 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-08-25 18:49:12,690 INFO L83 FinitePrefix]: Finished finitePrefix Result has 435 conditions, 418 events. 14/418 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1152 event pairs, 0 based on Foata normal form. 0/329 useless extension candidates. Maximal degree in co-relation 301. Up to 2 conditions per place. [2023-08-25 18:49:12,713 INFO L119 LiptonReduction]: Number of co-enabled transitions 56640 [2023-08-25 18:49:21,761 INFO L134 LiptonReduction]: Checked pairs total: 87143 [2023-08-25 18:49:21,761 INFO L136 LiptonReduction]: Total number of compositions: 609 [2023-08-25 18:49:21,781 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-25 18:49:21,787 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;@4adac2a4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-25 18:49:21,787 INFO L358 AbstractCegarLoop]: Starting to check reachability of 136 error locations. [2023-08-25 18:49:21,788 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-25 18:49:21,789 INFO L124 PetriNetUnfolderBase]: 0/0 cut-off events. [2023-08-25 18:49:21,789 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 18:49:21,789 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-25 18:49:21,789 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-25 18:49:21,790 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-25 18:49:21,794 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-25 18:49:21,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1738, now seen corresponding path program 1 times [2023-08-25 18:49:21,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-25 18:49:21,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14259686] [2023-08-25 18:49:21,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 18:49:21,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-25 18:49:21,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 18:49:21,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:21,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-25 18:49:21,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14259686] [2023-08-25 18:49:21,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14259686] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-25 18:49:21,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-25 18:49:21,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-25 18:49:21,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609083808] [2023-08-25 18:49:21,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-25 18:49:21,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-25 18:49:21,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-25 18:49:21,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-25 18:49:21,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-25 18:49:21,927 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 420 out of 1044 [2023-08-25 18:49:21,932 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 108 transitions, 240 flow. Second operand has 2 states, 2 states have (on average 420.5) internal successors, (841), 2 states have internal predecessors, (841), 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) [2023-08-25 18:49:21,932 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-25 18:49:21,932 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 420 of 1044 [2023-08-25 18:49:21,933 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-25 18:49:22,103 INFO L124 PetriNetUnfolderBase]: 976/1364 cut-off events. [2023-08-25 18:49:22,104 INFO L125 PetriNetUnfolderBase]: For 89/89 co-relation queries the response was YES. [2023-08-25 18:49:22,106 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2787 conditions, 1364 events. 976/1364 cut-off events. For 89/89 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 4396 event pairs, 624 based on Foata normal form. 0/1012 useless extension candidates. Maximal degree in co-relation 2167. Up to 1298 conditions per place. [2023-08-25 18:49:22,113 INFO L140 encePairwiseOnDemand]: 969/1044 looper letters, 29 selfloop transitions, 0 changer transitions 0/33 dead transitions. [2023-08-25 18:49:22,113 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 33 transitions, 148 flow [2023-08-25 18:49:22,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-25 18:49:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-25 18:49:22,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 944 transitions. [2023-08-25 18:49:22,130 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4521072796934866 [2023-08-25 18:49:22,131 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 944 transitions. [2023-08-25 18:49:22,131 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 944 transitions. [2023-08-25 18:49:22,133 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-25 18:49:22,135 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 944 transitions. [2023-08-25 18:49:22,139 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 472.0) internal successors, (944), 2 states have internal predecessors, (944), 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) [2023-08-25 18:49:22,146 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1044.0) internal successors, (3132), 3 states have internal predecessors, (3132), 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) [2023-08-25 18:49:22,147 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1044.0) internal successors, (3132), 3 states have internal predecessors, (3132), 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) [2023-08-25 18:49:22,148 INFO L175 Difference]: Start difference. First operand has 113 places, 108 transitions, 240 flow. Second operand 2 states and 944 transitions. [2023-08-25 18:49:22,149 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 33 transitions, 148 flow [2023-08-25 18:49:22,154 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 35 places, 33 transitions, 132 flow, removed 0 selfloop flow, removed 8 redundant places. [2023-08-25 18:49:22,156 INFO L231 Difference]: Finished difference. Result has 35 places, 33 transitions, 74 flow [2023-08-25 18:49:22,157 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1044, PETRI_DIFFERENCE_MINUEND_FLOW=74, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=74, PETRI_PLACES=35, PETRI_TRANSITIONS=33} [2023-08-25 18:49:22,160 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -78 predicate places. [2023-08-25 18:49:22,160 INFO L495 AbstractCegarLoop]: Abstraction has has 35 places, 33 transitions, 74 flow [2023-08-25 18:49:22,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 420.5) internal successors, (841), 2 states have internal predecessors, (841), 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) [2023-08-25 18:49:22,161 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-25 18:49:22,161 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-08-25 18:49:22,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-25 18:49:22,161 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-25 18:49:22,162 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-25 18:49:22,162 INFO L85 PathProgramCache]: Analyzing trace with hash 54815252, now seen corresponding path program 1 times [2023-08-25 18:49:22,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-25 18:49:22,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015951255] [2023-08-25 18:49:22,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 18:49:22,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-25 18:49:22,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 18:49:22,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:22,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-25 18:49:22,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015951255] [2023-08-25 18:49:22,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015951255] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-25 18:49:22,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-25 18:49:22,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-25 18:49:22,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566378870] [2023-08-25 18:49:22,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-25 18:49:22,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-25 18:49:22,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-25 18:49:22,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-25 18:49:22,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-25 18:49:22,286 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 405 out of 1044 [2023-08-25 18:49:22,288 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 35 places, 33 transitions, 74 flow. Second operand has 3 states, 3 states have (on average 406.3333333333333) internal successors, (1219), 3 states have internal predecessors, (1219), 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) [2023-08-25 18:49:22,288 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-25 18:49:22,288 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 405 of 1044 [2023-08-25 18:49:22,288 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-25 18:49:22,407 INFO L124 PetriNetUnfolderBase]: 995/1324 cut-off events. [2023-08-25 18:49:22,407 INFO L125 PetriNetUnfolderBase]: For 26/26 co-relation queries the response was YES. [2023-08-25 18:49:22,408 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2694 conditions, 1324 events. 995/1324 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 3841 event pairs, 376 based on Foata normal form. 0/972 useless extension candidates. Maximal degree in co-relation 2691. Up to 1315 conditions per place. [2023-08-25 18:49:22,413 INFO L140 encePairwiseOnDemand]: 1036/1044 looper letters, 36 selfloop transitions, 4 changer transitions 0/40 dead transitions. [2023-08-25 18:49:22,413 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 33 places, 40 transitions, 171 flow [2023-08-25 18:49:22,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-25 18:49:22,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-25 18:49:22,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1259 transitions. [2023-08-25 18:49:22,417 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.40197956577266925 [2023-08-25 18:49:22,417 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1259 transitions. [2023-08-25 18:49:22,417 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1259 transitions. [2023-08-25 18:49:22,418 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-25 18:49:22,418 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1259 transitions. [2023-08-25 18:49:22,421 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 419.6666666666667) internal successors, (1259), 3 states have internal predecessors, (1259), 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) [2023-08-25 18:49:22,427 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1044.0) internal successors, (4176), 4 states have internal predecessors, (4176), 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) [2023-08-25 18:49:22,429 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1044.0) internal successors, (4176), 4 states have internal predecessors, (4176), 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) [2023-08-25 18:49:22,429 INFO L175 Difference]: Start difference. First operand has 35 places, 33 transitions, 74 flow. Second operand 3 states and 1259 transitions. [2023-08-25 18:49:22,429 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 33 places, 40 transitions, 171 flow [2023-08-25 18:49:22,430 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 40 transitions, 171 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-25 18:49:22,430 INFO L231 Difference]: Finished difference. Result has 34 places, 33 transitions, 94 flow [2023-08-25 18:49:22,431 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1044, PETRI_DIFFERENCE_MINUEND_FLOW=66, PETRI_DIFFERENCE_MINUEND_PLACES=31, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=94, PETRI_PLACES=34, PETRI_TRANSITIONS=33} [2023-08-25 18:49:22,431 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -79 predicate places. [2023-08-25 18:49:22,431 INFO L495 AbstractCegarLoop]: Abstraction has has 34 places, 33 transitions, 94 flow [2023-08-25 18:49:22,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 406.3333333333333) internal successors, (1219), 3 states have internal predecessors, (1219), 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) [2023-08-25 18:49:22,432 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-25 18:49:22,433 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-25 18:49:22,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-25 18:49:22,433 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-25 18:49:22,433 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-25 18:49:22,433 INFO L85 PathProgramCache]: Analyzing trace with hash 1520651748, now seen corresponding path program 1 times [2023-08-25 18:49:22,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-25 18:49:22,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065450971] [2023-08-25 18:49:22,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 18:49:22,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-25 18:49:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 18:49:22,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:22,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-25 18:49:22,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065450971] [2023-08-25 18:49:22,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065450971] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-25 18:49:22,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-25 18:49:22,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-25 18:49:22,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067454651] [2023-08-25 18:49:22,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-25 18:49:22,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-25 18:49:22,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-25 18:49:22,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-25 18:49:22,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-25 18:49:22,700 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 382 out of 1044 [2023-08-25 18:49:22,702 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 33 transitions, 94 flow. Second operand has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 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) [2023-08-25 18:49:22,702 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-25 18:49:22,702 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 382 of 1044 [2023-08-25 18:49:22,702 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-25 18:49:22,929 INFO L124 PetriNetUnfolderBase]: 1951/2591 cut-off events. [2023-08-25 18:49:22,929 INFO L125 PetriNetUnfolderBase]: For 469/469 co-relation queries the response was YES. [2023-08-25 18:49:22,931 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5989 conditions, 2591 events. 1951/2591 cut-off events. For 469/469 co-relation queries the response was YES. Maximal size of possible extension queue 86. Compared 8841 event pairs, 528 based on Foata normal form. 1/1888 useless extension candidates. Maximal degree in co-relation 5985. Up to 1648 conditions per place. [2023-08-25 18:49:22,940 INFO L140 encePairwiseOnDemand]: 1038/1044 looper letters, 53 selfloop transitions, 5 changer transitions 1/59 dead transitions. [2023-08-25 18:49:22,940 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 59 transitions, 279 flow [2023-08-25 18:49:22,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-25 18:49:22,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-25 18:49:22,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1202 transitions. [2023-08-25 18:49:22,944 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3837803320561941 [2023-08-25 18:49:22,944 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1202 transitions. [2023-08-25 18:49:22,945 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1202 transitions. [2023-08-25 18:49:22,945 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-25 18:49:22,945 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1202 transitions. [2023-08-25 18:49:22,948 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 400.6666666666667) internal successors, (1202), 3 states have internal predecessors, (1202), 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) [2023-08-25 18:49:22,954 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1044.0) internal successors, (4176), 4 states have internal predecessors, (4176), 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) [2023-08-25 18:49:22,955 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1044.0) internal successors, (4176), 4 states have internal predecessors, (4176), 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) [2023-08-25 18:49:22,956 INFO L175 Difference]: Start difference. First operand has 34 places, 33 transitions, 94 flow. Second operand 3 states and 1202 transitions. [2023-08-25 18:49:22,956 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 59 transitions, 279 flow [2023-08-25 18:49:22,957 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 36 places, 59 transitions, 279 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-25 18:49:22,958 INFO L231 Difference]: Finished difference. Result has 37 places, 37 transitions, 127 flow [2023-08-25 18:49:22,958 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1044, PETRI_DIFFERENCE_MINUEND_FLOW=94, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=127, PETRI_PLACES=37, PETRI_TRANSITIONS=37} [2023-08-25 18:49:22,958 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -76 predicate places. [2023-08-25 18:49:22,959 INFO L495 AbstractCegarLoop]: Abstraction has has 37 places, 37 transitions, 127 flow [2023-08-25 18:49:22,959 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 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) [2023-08-25 18:49:22,960 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-25 18:49:22,960 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-25 18:49:22,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-25 18:49:22,960 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-25 18:49:22,960 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-25 18:49:22,961 INFO L85 PathProgramCache]: Analyzing trace with hash 449239694, now seen corresponding path program 1 times [2023-08-25 18:49:22,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-25 18:49:22,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915420431] [2023-08-25 18:49:22,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 18:49:22,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-25 18:49:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 18:49:23,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:23,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-25 18:49:23,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915420431] [2023-08-25 18:49:23,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915420431] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-25 18:49:23,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-25 18:49:23,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-25 18:49:23,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262863972] [2023-08-25 18:49:23,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-25 18:49:23,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-25 18:49:23,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-25 18:49:23,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-25 18:49:23,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-08-25 18:49:23,110 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 1044 [2023-08-25 18:49:23,112 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 37 transitions, 127 flow. Second operand has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:23,112 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-25 18:49:23,113 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 1044 [2023-08-25 18:49:23,113 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-25 18:49:23,482 INFO L124 PetriNetUnfolderBase]: 2834/3770 cut-off events. [2023-08-25 18:49:23,482 INFO L125 PetriNetUnfolderBase]: For 1693/1693 co-relation queries the response was YES. [2023-08-25 18:49:23,488 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10035 conditions, 3770 events. 2834/3770 cut-off events. For 1693/1693 co-relation queries the response was YES. Maximal size of possible extension queue 126. Compared 14250 event pairs, 307 based on Foata normal form. 50/3820 useless extension candidates. Maximal degree in co-relation 10029. Up to 1515 conditions per place. [2023-08-25 18:49:23,503 INFO L140 encePairwiseOnDemand]: 1039/1044 looper letters, 91 selfloop transitions, 10 changer transitions 0/101 dead transitions. [2023-08-25 18:49:23,504 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 101 transitions, 523 flow [2023-08-25 18:49:23,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-25 18:49:23,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-25 18:49:23,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2066 transitions. [2023-08-25 18:49:23,510 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.39578544061302684 [2023-08-25 18:49:23,510 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2066 transitions. [2023-08-25 18:49:23,510 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2066 transitions. [2023-08-25 18:49:23,511 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-25 18:49:23,511 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2066 transitions. [2023-08-25 18:49:23,516 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 413.2) internal successors, (2066), 5 states have internal predecessors, (2066), 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) [2023-08-25 18:49:23,524 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:23,527 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:23,527 INFO L175 Difference]: Start difference. First operand has 37 places, 37 transitions, 127 flow. Second operand 5 states and 2066 transitions. [2023-08-25 18:49:23,527 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 101 transitions, 523 flow [2023-08-25 18:49:23,529 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 101 transitions, 515 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-25 18:49:23,530 INFO L231 Difference]: Finished difference. Result has 42 places, 44 transitions, 187 flow [2023-08-25 18:49:23,530 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1044, PETRI_DIFFERENCE_MINUEND_FLOW=122, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=187, PETRI_PLACES=42, PETRI_TRANSITIONS=44} [2023-08-25 18:49:23,531 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -71 predicate places. [2023-08-25 18:49:23,531 INFO L495 AbstractCegarLoop]: Abstraction has has 42 places, 44 transitions, 187 flow [2023-08-25 18:49:23,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:23,532 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-25 18:49:23,533 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-25 18:49:23,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-25 18:49:23,533 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-25 18:49:23,533 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-25 18:49:23,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1830303956, now seen corresponding path program 2 times [2023-08-25 18:49:23,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-25 18:49:23,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718883646] [2023-08-25 18:49:23,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 18:49:23,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-25 18:49:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 18:49:23,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:23,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-25 18:49:23,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718883646] [2023-08-25 18:49:23,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718883646] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-25 18:49:23,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1056292024] [2023-08-25 18:49:23,618 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-08-25 18:49:23,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-25 18:49:23,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 18:49:23,625 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-25 18:49:23,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-08-25 18:49:23,823 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-08-25 18:49:23,824 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-08-25 18:49:23,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 3 conjunts are in the unsatisfiable core [2023-08-25 18:49:23,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-25 18:49:23,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:23,951 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-08-25 18:49:24,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:24,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1056292024] provided 0 perfect and 2 imperfect interpolant sequences [2023-08-25 18:49:24,039 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-08-25 18:49:24,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2023-08-25 18:49:24,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590157180] [2023-08-25 18:49:24,039 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-08-25 18:49:24,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-25 18:49:24,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-25 18:49:24,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-25 18:49:24,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-08-25 18:49:24,042 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 1044 [2023-08-25 18:49:24,044 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 44 transitions, 187 flow. Second operand has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:24,044 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-25 18:49:24,044 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 1044 [2023-08-25 18:49:24,045 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-25 18:49:24,462 INFO L124 PetriNetUnfolderBase]: 3452/4580 cut-off events. [2023-08-25 18:49:24,462 INFO L125 PetriNetUnfolderBase]: For 4113/4113 co-relation queries the response was YES. [2023-08-25 18:49:24,470 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13860 conditions, 4580 events. 3452/4580 cut-off events. For 4113/4113 co-relation queries the response was YES. Maximal size of possible extension queue 155. Compared 17532 event pairs, 1073 based on Foata normal form. 96/4676 useless extension candidates. Maximal degree in co-relation 13852. Up to 2187 conditions per place. [2023-08-25 18:49:24,491 INFO L140 encePairwiseOnDemand]: 1039/1044 looper letters, 91 selfloop transitions, 10 changer transitions 0/101 dead transitions. [2023-08-25 18:49:24,491 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 101 transitions, 574 flow [2023-08-25 18:49:24,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-25 18:49:24,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-25 18:49:24,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2066 transitions. [2023-08-25 18:49:24,497 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.39578544061302684 [2023-08-25 18:49:24,497 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2066 transitions. [2023-08-25 18:49:24,497 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2066 transitions. [2023-08-25 18:49:24,498 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-25 18:49:24,498 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2066 transitions. [2023-08-25 18:49:24,502 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 413.2) internal successors, (2066), 5 states have internal predecessors, (2066), 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) [2023-08-25 18:49:24,510 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:24,511 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:24,512 INFO L175 Difference]: Start difference. First operand has 42 places, 44 transitions, 187 flow. Second operand 5 states and 2066 transitions. [2023-08-25 18:49:24,512 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 101 transitions, 574 flow [2023-08-25 18:49:24,522 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 101 transitions, 574 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-25 18:49:24,523 INFO L231 Difference]: Finished difference. Result has 48 places, 47 transitions, 241 flow [2023-08-25 18:49:24,523 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1044, PETRI_DIFFERENCE_MINUEND_FLOW=187, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=241, PETRI_PLACES=48, PETRI_TRANSITIONS=47} [2023-08-25 18:49:24,524 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -65 predicate places. [2023-08-25 18:49:24,524 INFO L495 AbstractCegarLoop]: Abstraction has has 48 places, 47 transitions, 241 flow [2023-08-25 18:49:24,525 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:24,525 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-25 18:49:24,525 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-25 18:49:24,536 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-08-25 18:49:24,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-25 18:49:24,734 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-25 18:49:24,734 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-25 18:49:24,734 INFO L85 PathProgramCache]: Analyzing trace with hash -2075397129, now seen corresponding path program 1 times [2023-08-25 18:49:24,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-25 18:49:24,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911028230] [2023-08-25 18:49:24,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 18:49:24,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-25 18:49:24,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 18:49:24,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:24,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-25 18:49:24,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911028230] [2023-08-25 18:49:24,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911028230] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-25 18:49:24,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-25 18:49:24,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-25 18:49:24,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755175501] [2023-08-25 18:49:24,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-25 18:49:24,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-25 18:49:24,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-25 18:49:24,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-25 18:49:24,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-08-25 18:49:24,856 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 1044 [2023-08-25 18:49:24,857 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 47 transitions, 241 flow. Second operand has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:24,857 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-25 18:49:24,857 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 1044 [2023-08-25 18:49:24,858 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-25 18:49:25,301 INFO L124 PetriNetUnfolderBase]: 3366/4494 cut-off events. [2023-08-25 18:49:25,301 INFO L125 PetriNetUnfolderBase]: For 6849/6849 co-relation queries the response was YES. [2023-08-25 18:49:25,309 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14474 conditions, 4494 events. 3366/4494 cut-off events. For 6849/6849 co-relation queries the response was YES. Maximal size of possible extension queue 154. Compared 17935 event pairs, 325 based on Foata normal form. 86/4580 useless extension candidates. Maximal degree in co-relation 14463. Up to 1835 conditions per place. [2023-08-25 18:49:25,326 INFO L140 encePairwiseOnDemand]: 1039/1044 looper letters, 94 selfloop transitions, 8 changer transitions 0/102 dead transitions. [2023-08-25 18:49:25,327 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 102 transitions, 610 flow [2023-08-25 18:49:25,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-25 18:49:25,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-25 18:49:25,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2065 transitions. [2023-08-25 18:49:25,333 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3955938697318008 [2023-08-25 18:49:25,333 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2065 transitions. [2023-08-25 18:49:25,333 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2065 transitions. [2023-08-25 18:49:25,334 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-25 18:49:25,334 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2065 transitions. [2023-08-25 18:49:25,338 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 413.0) internal successors, (2065), 5 states have internal predecessors, (2065), 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) [2023-08-25 18:49:25,344 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:25,345 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:25,345 INFO L175 Difference]: Start difference. First operand has 48 places, 47 transitions, 241 flow. Second operand 5 states and 2065 transitions. [2023-08-25 18:49:25,345 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 102 transitions, 610 flow [2023-08-25 18:49:25,362 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 102 transitions, 601 flow, removed 2 selfloop flow, removed 1 redundant places. [2023-08-25 18:49:25,363 INFO L231 Difference]: Finished difference. Result has 52 places, 46 transitions, 246 flow [2023-08-25 18:49:25,363 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1044, PETRI_DIFFERENCE_MINUEND_FLOW=214, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=246, PETRI_PLACES=52, PETRI_TRANSITIONS=46} [2023-08-25 18:49:25,364 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -61 predicate places. [2023-08-25 18:49:25,364 INFO L495 AbstractCegarLoop]: Abstraction has has 52 places, 46 transitions, 246 flow [2023-08-25 18:49:25,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:25,365 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-25 18:49:25,365 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-25 18:49:25,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-25 18:49:25,365 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-25 18:49:25,365 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-25 18:49:25,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1224514975, now seen corresponding path program 1 times [2023-08-25 18:49:25,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-25 18:49:25,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373587489] [2023-08-25 18:49:25,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 18:49:25,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-25 18:49:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 18:49:25,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:25,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-25 18:49:25,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373587489] [2023-08-25 18:49:25,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373587489] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-25 18:49:25,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [465650087] [2023-08-25 18:49:25,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 18:49:25,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-25 18:49:25,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 18:49:25,438 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-25 18:49:25,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-08-25 18:49:25,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 18:49:25,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 3 conjunts are in the unsatisfiable core [2023-08-25 18:49:25,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-25 18:49:25,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:25,609 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-08-25 18:49:25,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:25,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [465650087] provided 0 perfect and 2 imperfect interpolant sequences [2023-08-25 18:49:25,668 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-08-25 18:49:25,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2023-08-25 18:49:25,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759032862] [2023-08-25 18:49:25,668 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-08-25 18:49:25,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-25 18:49:25,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-25 18:49:25,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-25 18:49:25,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-08-25 18:49:25,671 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 1044 [2023-08-25 18:49:25,672 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 46 transitions, 246 flow. Second operand has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:25,672 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-25 18:49:25,672 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 1044 [2023-08-25 18:49:25,672 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-25 18:49:26,348 INFO L124 PetriNetUnfolderBase]: 6659/8891 cut-off events. [2023-08-25 18:49:26,348 INFO L125 PetriNetUnfolderBase]: For 18009/18009 co-relation queries the response was YES. [2023-08-25 18:49:26,367 INFO L83 FinitePrefix]: Finished finitePrefix Result has 29948 conditions, 8891 events. 6659/8891 cut-off events. For 18009/18009 co-relation queries the response was YES. Maximal size of possible extension queue 308. Compared 38149 event pairs, 1515 based on Foata normal form. 208/9099 useless extension candidates. Maximal degree in co-relation 29936. Up to 3019 conditions per place. [2023-08-25 18:49:26,403 INFO L140 encePairwiseOnDemand]: 1039/1044 looper letters, 121 selfloop transitions, 8 changer transitions 0/129 dead transitions. [2023-08-25 18:49:26,403 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 129 transitions, 963 flow [2023-08-25 18:49:26,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-25 18:49:26,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-25 18:49:26,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2064 transitions. [2023-08-25 18:49:26,409 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3954022988505747 [2023-08-25 18:49:26,409 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2064 transitions. [2023-08-25 18:49:26,409 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2064 transitions. [2023-08-25 18:49:26,410 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-25 18:49:26,411 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2064 transitions. [2023-08-25 18:49:26,426 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 412.8) internal successors, (2064), 5 states have internal predecessors, (2064), 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) [2023-08-25 18:49:26,432 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:26,433 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:26,433 INFO L175 Difference]: Start difference. First operand has 52 places, 46 transitions, 246 flow. Second operand 5 states and 2064 transitions. [2023-08-25 18:49:26,433 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 129 transitions, 963 flow [2023-08-25 18:49:26,441 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 129 transitions, 938 flow, removed 4 selfloop flow, removed 1 redundant places. [2023-08-25 18:49:26,444 INFO L231 Difference]: Finished difference. Result has 58 places, 51 transitions, 292 flow [2023-08-25 18:49:26,444 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1044, PETRI_DIFFERENCE_MINUEND_FLOW=237, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=292, PETRI_PLACES=58, PETRI_TRANSITIONS=51} [2023-08-25 18:49:26,445 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -55 predicate places. [2023-08-25 18:49:26,445 INFO L495 AbstractCegarLoop]: Abstraction has has 58 places, 51 transitions, 292 flow [2023-08-25 18:49:26,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:26,446 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-25 18:49:26,446 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-25 18:49:26,456 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-08-25 18:49:26,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-08-25 18:49:26,656 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-25 18:49:26,656 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-25 18:49:26,656 INFO L85 PathProgramCache]: Analyzing trace with hash -964274147, now seen corresponding path program 1 times [2023-08-25 18:49:26,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-25 18:49:26,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291269585] [2023-08-25 18:49:26,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 18:49:26,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-25 18:49:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 18:49:26,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:26,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-25 18:49:26,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291269585] [2023-08-25 18:49:26,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291269585] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-25 18:49:26,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-25 18:49:26,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-25 18:49:26,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397130692] [2023-08-25 18:49:26,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-25 18:49:26,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-25 18:49:26,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-25 18:49:26,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-25 18:49:26,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-08-25 18:49:26,768 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 1044 [2023-08-25 18:49:26,770 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 51 transitions, 292 flow. Second operand has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:26,770 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-25 18:49:26,770 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 1044 [2023-08-25 18:49:26,770 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-25 18:49:27,543 INFO L124 PetriNetUnfolderBase]: 6587/8819 cut-off events. [2023-08-25 18:49:27,544 INFO L125 PetriNetUnfolderBase]: For 19248/19248 co-relation queries the response was YES. [2023-08-25 18:49:27,560 INFO L83 FinitePrefix]: Finished finitePrefix Result has 33262 conditions, 8819 events. 6587/8819 cut-off events. For 19248/19248 co-relation queries the response was YES. Maximal size of possible extension queue 307. Compared 38192 event pairs, 739 based on Foata normal form. 72/8891 useless extension candidates. Maximal degree in co-relation 33246. Up to 4349 conditions per place. [2023-08-25 18:49:27,595 INFO L140 encePairwiseOnDemand]: 1039/1044 looper letters, 123 selfloop transitions, 10 changer transitions 0/133 dead transitions. [2023-08-25 18:49:27,595 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 133 transitions, 1020 flow [2023-08-25 18:49:27,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-25 18:49:27,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-25 18:49:27,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2062 transitions. [2023-08-25 18:49:27,601 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.39501915708812263 [2023-08-25 18:49:27,601 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2062 transitions. [2023-08-25 18:49:27,601 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2062 transitions. [2023-08-25 18:49:27,602 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-25 18:49:27,602 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2062 transitions. [2023-08-25 18:49:27,606 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 412.4) internal successors, (2062), 5 states have internal predecessors, (2062), 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) [2023-08-25 18:49:27,612 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:27,613 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:27,613 INFO L175 Difference]: Start difference. First operand has 58 places, 51 transitions, 292 flow. Second operand 5 states and 2062 transitions. [2023-08-25 18:49:27,613 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 133 transitions, 1020 flow [2023-08-25 18:49:27,641 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 133 transitions, 1020 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-25 18:49:27,643 INFO L231 Difference]: Finished difference. Result has 63 places, 56 transitions, 355 flow [2023-08-25 18:49:27,643 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1044, PETRI_DIFFERENCE_MINUEND_FLOW=292, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=355, PETRI_PLACES=63, PETRI_TRANSITIONS=56} [2023-08-25 18:49:27,645 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -50 predicate places. [2023-08-25 18:49:27,646 INFO L495 AbstractCegarLoop]: Abstraction has has 63 places, 56 transitions, 355 flow [2023-08-25 18:49:27,646 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:27,646 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-25 18:49:27,646 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-25 18:49:27,646 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-25 18:49:27,647 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-25 18:49:27,647 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-25 18:49:27,647 INFO L85 PathProgramCache]: Analyzing trace with hash -1464296647, now seen corresponding path program 2 times [2023-08-25 18:49:27,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-25 18:49:27,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750885311] [2023-08-25 18:49:27,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 18:49:27,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-25 18:49:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 18:49:27,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:27,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-25 18:49:27,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750885311] [2023-08-25 18:49:27,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750885311] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-25 18:49:27,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1545341538] [2023-08-25 18:49:27,774 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-08-25 18:49:27,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-25 18:49:27,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 18:49:27,777 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-25 18:49:27,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-08-25 18:49:27,944 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-08-25 18:49:27,944 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-08-25 18:49:27,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 3 conjunts are in the unsatisfiable core [2023-08-25 18:49:27,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-25 18:49:28,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:28,009 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-08-25 18:49:28,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:28,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1545341538] provided 0 perfect and 2 imperfect interpolant sequences [2023-08-25 18:49:28,068 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-08-25 18:49:28,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2023-08-25 18:49:28,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927306286] [2023-08-25 18:49:28,069 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-08-25 18:49:28,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-25 18:49:28,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-25 18:49:28,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-25 18:49:28,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-08-25 18:49:28,071 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 1044 [2023-08-25 18:49:28,072 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 56 transitions, 355 flow. Second operand has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:28,072 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-25 18:49:28,072 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 1044 [2023-08-25 18:49:28,072 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-25 18:49:28,955 INFO L124 PetriNetUnfolderBase]: 7895/10535 cut-off events. [2023-08-25 18:49:28,956 INFO L125 PetriNetUnfolderBase]: For 25342/25342 co-relation queries the response was YES. [2023-08-25 18:49:28,990 INFO L83 FinitePrefix]: Finished finitePrefix Result has 41681 conditions, 10535 events. 7895/10535 cut-off events. For 25342/25342 co-relation queries the response was YES. Maximal size of possible extension queue 329. Compared 45865 event pairs, 1663 based on Foata normal form. 204/10739 useless extension candidates. Maximal degree in co-relation 41663. Up to 6017 conditions per place. [2023-08-25 18:49:29,039 INFO L140 encePairwiseOnDemand]: 1039/1044 looper letters, 120 selfloop transitions, 10 changer transitions 0/130 dead transitions. [2023-08-25 18:49:29,040 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 130 transitions, 1047 flow [2023-08-25 18:49:29,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-25 18:49:29,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-25 18:49:29,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2058 transitions. [2023-08-25 18:49:29,045 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.39425287356321836 [2023-08-25 18:49:29,045 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2058 transitions. [2023-08-25 18:49:29,046 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2058 transitions. [2023-08-25 18:49:29,047 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-25 18:49:29,047 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2058 transitions. [2023-08-25 18:49:29,050 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 411.6) internal successors, (2058), 5 states have internal predecessors, (2058), 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) [2023-08-25 18:49:29,056 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:29,057 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:29,057 INFO L175 Difference]: Start difference. First operand has 63 places, 56 transitions, 355 flow. Second operand 5 states and 2058 transitions. [2023-08-25 18:49:29,057 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 130 transitions, 1047 flow [2023-08-25 18:49:29,112 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 130 transitions, 1032 flow, removed 4 selfloop flow, removed 1 redundant places. [2023-08-25 18:49:29,113 INFO L231 Difference]: Finished difference. Result has 68 places, 59 transitions, 394 flow [2023-08-25 18:49:29,114 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1044, PETRI_DIFFERENCE_MINUEND_FLOW=340, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=394, PETRI_PLACES=68, PETRI_TRANSITIONS=59} [2023-08-25 18:49:29,114 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -45 predicate places. [2023-08-25 18:49:29,114 INFO L495 AbstractCegarLoop]: Abstraction has has 68 places, 59 transitions, 394 flow [2023-08-25 18:49:29,115 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:29,115 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-25 18:49:29,115 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-25 18:49:29,123 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-08-25 18:49:29,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-25 18:49:29,321 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-25 18:49:29,321 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-25 18:49:29,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1743857027, now seen corresponding path program 2 times [2023-08-25 18:49:29,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-25 18:49:29,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079205262] [2023-08-25 18:49:29,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 18:49:29,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-25 18:49:29,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 18:49:29,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:29,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-25 18:49:29,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079205262] [2023-08-25 18:49:29,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079205262] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-25 18:49:29,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-25 18:49:29,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-25 18:49:29,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035758110] [2023-08-25 18:49:29,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-25 18:49:29,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-25 18:49:29,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-25 18:49:29,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-25 18:49:29,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-08-25 18:49:29,429 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 1044 [2023-08-25 18:49:29,430 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 59 transitions, 394 flow. Second operand has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:29,430 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-25 18:49:29,431 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 1044 [2023-08-25 18:49:29,431 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-25 18:49:30,240 INFO L124 PetriNetUnfolderBase]: 7377/9805 cut-off events. [2023-08-25 18:49:30,240 INFO L125 PetriNetUnfolderBase]: For 27145/27145 co-relation queries the response was YES. [2023-08-25 18:49:30,258 INFO L83 FinitePrefix]: Finished finitePrefix Result has 40394 conditions, 9805 events. 7377/9805 cut-off events. For 27145/27145 co-relation queries the response was YES. Maximal size of possible extension queue 300. Compared 42015 event pairs, 883 based on Foata normal form. 68/9873 useless extension candidates. Maximal degree in co-relation 40373. Up to 5273 conditions per place. [2023-08-25 18:49:30,291 INFO L140 encePairwiseOnDemand]: 1039/1044 looper letters, 120 selfloop transitions, 9 changer transitions 4/133 dead transitions. [2023-08-25 18:49:30,292 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 72 places, 133 transitions, 1074 flow [2023-08-25 18:49:30,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-25 18:49:30,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-25 18:49:30,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2061 transitions. [2023-08-25 18:49:30,297 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.39482758620689656 [2023-08-25 18:49:30,297 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2061 transitions. [2023-08-25 18:49:30,297 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2061 transitions. [2023-08-25 18:49:30,298 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-25 18:49:30,298 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2061 transitions. [2023-08-25 18:49:30,302 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 412.2) internal successors, (2061), 5 states have internal predecessors, (2061), 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) [2023-08-25 18:49:30,307 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:30,309 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:30,309 INFO L175 Difference]: Start difference. First operand has 68 places, 59 transitions, 394 flow. Second operand 5 states and 2061 transitions. [2023-08-25 18:49:30,309 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 72 places, 133 transitions, 1074 flow [2023-08-25 18:49:30,372 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 133 transitions, 1054 flow, removed 5 selfloop flow, removed 2 redundant places. [2023-08-25 18:49:30,375 INFO L231 Difference]: Finished difference. Result has 71 places, 58 transitions, 389 flow [2023-08-25 18:49:30,375 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1044, PETRI_DIFFERENCE_MINUEND_FLOW=352, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=389, PETRI_PLACES=71, PETRI_TRANSITIONS=58} [2023-08-25 18:49:30,376 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -42 predicate places. [2023-08-25 18:49:30,376 INFO L495 AbstractCegarLoop]: Abstraction has has 71 places, 58 transitions, 389 flow [2023-08-25 18:49:30,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:30,377 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-25 18:49:30,377 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-25 18:49:30,377 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-25 18:49:30,377 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-25 18:49:30,377 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-25 18:49:30,377 INFO L85 PathProgramCache]: Analyzing trace with hash -2061815219, now seen corresponding path program 2 times [2023-08-25 18:49:30,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-25 18:49:30,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838867945] [2023-08-25 18:49:30,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 18:49:30,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-25 18:49:30,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 18:49:30,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:30,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-25 18:49:30,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838867945] [2023-08-25 18:49:30,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838867945] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-25 18:49:30,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2076397979] [2023-08-25 18:49:30,463 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-08-25 18:49:30,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-25 18:49:30,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 18:49:30,464 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-25 18:49:30,499 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-08-25 18:49:30,697 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-08-25 18:49:30,698 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-08-25 18:49:30,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 3 conjunts are in the unsatisfiable core [2023-08-25 18:49:30,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-25 18:49:30,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:30,746 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-08-25 18:49:30,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:30,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2076397979] provided 0 perfect and 2 imperfect interpolant sequences [2023-08-25 18:49:30,796 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-08-25 18:49:30,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2023-08-25 18:49:30,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16298557] [2023-08-25 18:49:30,796 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-08-25 18:49:30,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-25 18:49:30,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-25 18:49:30,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-25 18:49:30,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-08-25 18:49:30,799 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 1044 [2023-08-25 18:49:30,800 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 58 transitions, 389 flow. Second operand has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:30,800 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-25 18:49:30,800 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 1044 [2023-08-25 18:49:30,800 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-25 18:49:31,675 INFO L124 PetriNetUnfolderBase]: 8853/11725 cut-off events. [2023-08-25 18:49:31,675 INFO L125 PetriNetUnfolderBase]: For 35127/35127 co-relation queries the response was YES. [2023-08-25 18:49:31,699 INFO L83 FinitePrefix]: Finished finitePrefix Result has 48913 conditions, 11725 events. 8853/11725 cut-off events. For 35127/35127 co-relation queries the response was YES. Maximal size of possible extension queue 339. Compared 50962 event pairs, 3073 based on Foata normal form. 222/11947 useless extension candidates. Maximal degree in co-relation 48892. Up to 6575 conditions per place. [2023-08-25 18:49:31,740 INFO L140 encePairwiseOnDemand]: 1039/1044 looper letters, 136 selfloop transitions, 8 changer transitions 0/144 dead transitions. [2023-08-25 18:49:31,741 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 144 transitions, 1209 flow [2023-08-25 18:49:31,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-25 18:49:31,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-25 18:49:31,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2062 transitions. [2023-08-25 18:49:31,746 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.39501915708812263 [2023-08-25 18:49:31,746 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2062 transitions. [2023-08-25 18:49:31,746 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2062 transitions. [2023-08-25 18:49:31,747 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-25 18:49:31,748 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2062 transitions. [2023-08-25 18:49:31,751 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 412.4) internal successors, (2062), 5 states have internal predecessors, (2062), 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) [2023-08-25 18:49:31,756 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:31,757 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 1044.0) internal successors, (6264), 6 states have internal predecessors, (6264), 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) [2023-08-25 18:49:31,757 INFO L175 Difference]: Start difference. First operand has 71 places, 58 transitions, 389 flow. Second operand 5 states and 2062 transitions. [2023-08-25 18:49:31,758 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 144 transitions, 1209 flow [2023-08-25 18:49:31,939 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 144 transitions, 1176 flow, removed 8 selfloop flow, removed 1 redundant places. [2023-08-25 18:49:31,941 INFO L231 Difference]: Finished difference. Result has 76 places, 61 transitions, 435 flow [2023-08-25 18:49:31,941 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1044, PETRI_DIFFERENCE_MINUEND_FLOW=378, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=435, PETRI_PLACES=76, PETRI_TRANSITIONS=61} [2023-08-25 18:49:31,941 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -37 predicate places. [2023-08-25 18:49:31,942 INFO L495 AbstractCegarLoop]: Abstraction has has 76 places, 61 transitions, 435 flow [2023-08-25 18:49:31,942 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 401.75) internal successors, (1607), 4 states have internal predecessors, (1607), 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) [2023-08-25 18:49:31,942 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-25 18:49:31,942 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-25 18:49:31,952 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-08-25 18:49:32,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-25 18:49:32,149 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-25 18:49:32,149 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-25 18:49:32,149 INFO L85 PathProgramCache]: Analyzing trace with hash -2002647460, now seen corresponding path program 1 times [2023-08-25 18:49:32,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-25 18:49:32,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259903401] [2023-08-25 18:49:32,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 18:49:32,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-25 18:49:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 18:49:32,660 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:49:32,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-25 18:49:32,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259903401] [2023-08-25 18:49:32,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259903401] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-25 18:49:32,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [509852945] [2023-08-25 18:49:32,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 18:49:32,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-25 18:49:32,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 18:49:32,665 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-25 18:49:32,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-08-25 18:58:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 18:58:15,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 12 conjunts are in the unsatisfiable core [2023-08-25 18:58:15,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-25 18:58:32,667 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:58:32,667 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-08-25 18:58:38,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 18:58:38,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [509852945] provided 0 perfect and 2 imperfect interpolant sequences [2023-08-25 18:58:38,559 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-08-25 18:58:38,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 11 [2023-08-25 18:58:38,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115380497] [2023-08-25 18:58:38,559 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-08-25 18:58:38,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-25 18:58:38,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-25 18:58:38,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-25 18:58:38,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=116, Unknown=7, NotChecked=0, Total=156 [2023-08-25 18:58:38,565 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 380 out of 1044 [2023-08-25 18:58:38,569 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 61 transitions, 435 flow. Second operand has 13 states, 13 states have (on average 385.3076923076923) internal successors, (5009), 13 states have internal predecessors, (5009), 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) [2023-08-25 18:58:38,569 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-25 18:58:38,569 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 380 of 1044 [2023-08-25 18:58:38,570 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-25 18:58:49,295 WARN L234 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 74 (called from [L 376] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-08-25 18:58:52,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:58:54,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:58:59,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:01,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:03,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:07,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:08,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:10,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:19,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:23,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:25,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:28,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:32,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:34,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:36,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:38,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:40,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:42,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:44,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:46,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:48,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:50,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:52,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:54,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:57,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 18:59:59,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:00,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:02,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:04,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:06,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:08,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:10,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:16,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:18,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:24,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:26,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:29,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:31,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:33,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:35,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:39,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:41,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:45,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:47,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:49,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:51,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:53,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:55,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:57,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-08-25 19:00:59,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-08-25 19:01:01,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-08-25 19:01:03,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:01:05,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:01:07,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:01:12,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-08-25 19:01:15,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:01:16,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:01:18,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:01:19,038 INFO L124 PetriNetUnfolderBase]: 12427/16561 cut-off events. [2023-08-25 19:01:19,039 INFO L125 PetriNetUnfolderBase]: For 51709/51709 co-relation queries the response was YES. [2023-08-25 19:01:19,083 INFO L83 FinitePrefix]: Finished finitePrefix Result has 70574 conditions, 16561 events. 12427/16561 cut-off events. For 51709/51709 co-relation queries the response was YES. Maximal size of possible extension queue 511. Compared 77374 event pairs, 2280 based on Foata normal form. 3/16564 useless extension candidates. Maximal degree in co-relation 70550. Up to 11480 conditions per place. [2023-08-25 19:01:19,128 INFO L140 encePairwiseOnDemand]: 1023/1044 looper letters, 168 selfloop transitions, 61 changer transitions 6/235 dead transitions. [2023-08-25 19:01:19,129 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 235 transitions, 1803 flow [2023-08-25 19:01:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-08-25 19:01:19,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-08-25 19:01:19,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 3989 transitions. [2023-08-25 19:01:19,139 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.382088122605364 [2023-08-25 19:01:19,139 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 3989 transitions. [2023-08-25 19:01:19,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 3989 transitions. [2023-08-25 19:01:19,140 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-25 19:01:19,140 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 3989 transitions. [2023-08-25 19:01:19,147 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 398.9) internal successors, (3989), 10 states have internal predecessors, (3989), 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) [2023-08-25 19:01:19,156 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 1044.0) internal successors, (11484), 11 states have internal predecessors, (11484), 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) [2023-08-25 19:01:19,157 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 1044.0) internal successors, (11484), 11 states have internal predecessors, (11484), 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) [2023-08-25 19:01:19,158 INFO L175 Difference]: Start difference. First operand has 76 places, 61 transitions, 435 flow. Second operand 10 states and 3989 transitions. [2023-08-25 19:01:19,158 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 235 transitions, 1803 flow [2023-08-25 19:01:19,252 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 235 transitions, 1776 flow, removed 4 selfloop flow, removed 1 redundant places. [2023-08-25 19:01:19,255 INFO L231 Difference]: Finished difference. Result has 90 places, 117 transitions, 1105 flow [2023-08-25 19:01:19,255 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1044, PETRI_DIFFERENCE_MINUEND_FLOW=422, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1105, PETRI_PLACES=90, PETRI_TRANSITIONS=117} [2023-08-25 19:01:19,256 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -23 predicate places. [2023-08-25 19:01:19,256 INFO L495 AbstractCegarLoop]: Abstraction has has 90 places, 117 transitions, 1105 flow [2023-08-25 19:01:19,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 385.3076923076923) internal successors, (5009), 13 states have internal predecessors, (5009), 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) [2023-08-25 19:01:19,257 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-25 19:01:19,257 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-25 19:01:19,290 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-08-25 19:01:19,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-08-25 19:01:19,472 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-25 19:01:19,472 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-25 19:01:19,473 INFO L85 PathProgramCache]: Analyzing trace with hash 852016816, now seen corresponding path program 2 times [2023-08-25 19:01:19,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-25 19:01:19,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81018039] [2023-08-25 19:01:19,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 19:01:19,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-25 19:01:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 19:01:20,036 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 19:01:20,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-25 19:01:20,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81018039] [2023-08-25 19:01:20,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81018039] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-25 19:01:20,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [120220286] [2023-08-25 19:01:20,037 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-08-25 19:01:20,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-25 19:01:20,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 19:01:20,038 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-25 19:01:20,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-08-25 19:01:21,261 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-08-25 19:01:21,262 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-08-25 19:01:21,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 10 conjunts are in the unsatisfiable core [2023-08-25 19:01:21,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-25 19:01:27,862 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 3 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 19:01:27,862 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-08-25 19:01:30,533 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 19:01:30,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [120220286] provided 0 perfect and 2 imperfect interpolant sequences [2023-08-25 19:01:30,533 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-08-25 19:01:30,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 9 [2023-08-25 19:01:30,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376016938] [2023-08-25 19:01:30,534 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-08-25 19:01:30,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-08-25 19:01:30,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-25 19:01:30,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-08-25 19:01:30,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=78, Unknown=4, NotChecked=0, Total=110 [2023-08-25 19:01:30,538 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 380 out of 1044 [2023-08-25 19:01:30,540 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 117 transitions, 1105 flow. Second operand has 11 states, 11 states have (on average 387.3636363636364) internal successors, (4261), 11 states have internal predecessors, (4261), 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) [2023-08-25 19:01:30,540 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-25 19:01:30,540 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 380 of 1044 [2023-08-25 19:01:30,541 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-25 19:01:33,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:01:35,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:01:37,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:01:43,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:01:46,179 INFO L124 PetriNetUnfolderBase]: 13861/18476 cut-off events. [2023-08-25 19:01:46,180 INFO L125 PetriNetUnfolderBase]: For 84185/84185 co-relation queries the response was YES. [2023-08-25 19:01:46,227 INFO L83 FinitePrefix]: Finished finitePrefix Result has 98446 conditions, 18476 events. 13861/18476 cut-off events. For 84185/84185 co-relation queries the response was YES. Maximal size of possible extension queue 559. Compared 87635 event pairs, 2630 based on Foata normal form. 1/18477 useless extension candidates. Maximal degree in co-relation 98415. Up to 15336 conditions per place. [2023-08-25 19:01:46,286 INFO L140 encePairwiseOnDemand]: 1038/1044 looper letters, 183 selfloop transitions, 18 changer transitions 4/205 dead transitions. [2023-08-25 19:01:46,286 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 205 transitions, 2201 flow [2023-08-25 19:01:46,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-25 19:01:46,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-25 19:01:46,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2393 transitions. [2023-08-25 19:01:46,291 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3820242656449553 [2023-08-25 19:01:46,291 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2393 transitions. [2023-08-25 19:01:46,291 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2393 transitions. [2023-08-25 19:01:46,292 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-25 19:01:46,292 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2393 transitions. [2023-08-25 19:01:46,296 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 398.8333333333333) internal successors, (2393), 6 states have internal predecessors, (2393), 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) [2023-08-25 19:01:46,301 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1044.0) internal successors, (7308), 7 states have internal predecessors, (7308), 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) [2023-08-25 19:01:46,301 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1044.0) internal successors, (7308), 7 states have internal predecessors, (7308), 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) [2023-08-25 19:01:46,301 INFO L175 Difference]: Start difference. First operand has 90 places, 117 transitions, 1105 flow. Second operand 6 states and 2393 transitions. [2023-08-25 19:01:46,301 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 205 transitions, 2201 flow [2023-08-25 19:01:46,570 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 205 transitions, 2110 flow, removed 43 selfloop flow, removed 1 redundant places. [2023-08-25 19:01:46,572 INFO L231 Difference]: Finished difference. Result has 96 places, 128 transitions, 1210 flow [2023-08-25 19:01:46,573 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1044, PETRI_DIFFERENCE_MINUEND_FLOW=1020, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1210, PETRI_PLACES=96, PETRI_TRANSITIONS=128} [2023-08-25 19:01:46,573 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -17 predicate places. [2023-08-25 19:01:46,573 INFO L495 AbstractCegarLoop]: Abstraction has has 96 places, 128 transitions, 1210 flow [2023-08-25 19:01:46,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 387.3636363636364) internal successors, (4261), 11 states have internal predecessors, (4261), 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) [2023-08-25 19:01:46,574 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-25 19:01:46,574 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-25 19:01:46,581 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-08-25 19:01:46,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-25 19:01:46,775 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-25 19:01:46,776 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-25 19:01:46,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1545374897, now seen corresponding path program 1 times [2023-08-25 19:01:46,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-25 19:01:46,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537649320] [2023-08-25 19:01:46,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 19:01:46,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-25 19:01:46,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 19:01:47,179 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 19:01:47,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-25 19:01:47,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537649320] [2023-08-25 19:01:47,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537649320] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-25 19:01:47,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2095377213] [2023-08-25 19:01:47,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 19:01:47,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-25 19:01:47,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 19:01:47,189 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-25 19:01:47,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-08-25 19:01:53,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 19:01:53,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 12 conjunts are in the unsatisfiable core [2023-08-25 19:01:53,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-25 19:01:57,894 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 19:01:57,894 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-08-25 19:01:59,047 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 19:01:59,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2095377213] provided 0 perfect and 2 imperfect interpolant sequences [2023-08-25 19:01:59,048 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-08-25 19:01:59,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 11 [2023-08-25 19:01:59,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694720852] [2023-08-25 19:01:59,048 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-08-25 19:01:59,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-25 19:01:59,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-25 19:01:59,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-25 19:01:59,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2023-08-25 19:01:59,052 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 380 out of 1044 [2023-08-25 19:01:59,055 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 128 transitions, 1210 flow. Second operand has 13 states, 13 states have (on average 384.9230769230769) internal successors, (5004), 13 states have internal predecessors, (5004), 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) [2023-08-25 19:01:59,055 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-25 19:01:59,055 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 380 of 1044 [2023-08-25 19:01:59,055 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-25 19:02:00,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:02:05,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:02:08,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:02:12,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:02:14,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:02:16,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:02:20,391 INFO L124 PetriNetUnfolderBase]: 18035/24102 cut-off events. [2023-08-25 19:02:20,391 INFO L125 PetriNetUnfolderBase]: For 110206/110206 co-relation queries the response was YES. [2023-08-25 19:02:20,474 INFO L83 FinitePrefix]: Finished finitePrefix Result has 128099 conditions, 24102 events. 18035/24102 cut-off events. For 110206/110206 co-relation queries the response was YES. Maximal size of possible extension queue 749. Compared 121273 event pairs, 1894 based on Foata normal form. 2/24104 useless extension candidates. Maximal degree in co-relation 128065. Up to 18427 conditions per place. [2023-08-25 19:02:20,549 INFO L140 encePairwiseOnDemand]: 1037/1044 looper letters, 259 selfloop transitions, 31 changer transitions 9/299 dead transitions. [2023-08-25 19:02:20,549 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 299 transitions, 2937 flow [2023-08-25 19:02:20,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-25 19:02:20,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-25 19:02:20,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 3607 transitions. [2023-08-25 19:02:20,555 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3838867603235419 [2023-08-25 19:02:20,556 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 3607 transitions. [2023-08-25 19:02:20,556 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 3607 transitions. [2023-08-25 19:02:20,557 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-25 19:02:20,557 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 3607 transitions. [2023-08-25 19:02:20,560 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 400.77777777777777) internal successors, (3607), 9 states have internal predecessors, (3607), 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) [2023-08-25 19:02:20,565 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1044.0) internal successors, (10440), 10 states have internal predecessors, (10440), 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) [2023-08-25 19:02:20,566 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1044.0) internal successors, (10440), 10 states have internal predecessors, (10440), 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) [2023-08-25 19:02:20,566 INFO L175 Difference]: Start difference. First operand has 96 places, 128 transitions, 1210 flow. Second operand 9 states and 3607 transitions. [2023-08-25 19:02:20,567 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 299 transitions, 2937 flow [2023-08-25 19:02:20,909 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 299 transitions, 2890 flow, removed 21 selfloop flow, removed 1 redundant places. [2023-08-25 19:02:20,912 INFO L231 Difference]: Finished difference. Result has 108 places, 154 transitions, 1557 flow [2023-08-25 19:02:20,912 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1044, PETRI_DIFFERENCE_MINUEND_FLOW=1163, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=128, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1557, PETRI_PLACES=108, PETRI_TRANSITIONS=154} [2023-08-25 19:02:20,913 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -5 predicate places. [2023-08-25 19:02:20,913 INFO L495 AbstractCegarLoop]: Abstraction has has 108 places, 154 transitions, 1557 flow [2023-08-25 19:02:20,914 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 384.9230769230769) internal successors, (5004), 13 states have internal predecessors, (5004), 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) [2023-08-25 19:02:20,914 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-25 19:02:20,914 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-25 19:02:20,921 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-08-25 19:02:21,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-25 19:02:21,118 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONASSERT === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 132 more)] === [2023-08-25 19:02:21,118 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-25 19:02:21,118 INFO L85 PathProgramCache]: Analyzing trace with hash -213480775, now seen corresponding path program 2 times [2023-08-25 19:02:21,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-25 19:02:21,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044809785] [2023-08-25 19:02:21,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-25 19:02:21,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-25 19:02:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-25 19:02:21,551 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 19:02:21,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-25 19:02:21,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044809785] [2023-08-25 19:02:21,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044809785] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-25 19:02:21,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [914207862] [2023-08-25 19:02:21,552 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-08-25 19:02:21,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-25 19:02:21,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 19:02:21,553 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-25 19:02:21,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-08-25 19:02:21,938 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-08-25 19:02:21,938 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-08-25 19:02:21,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 11 conjunts are in the unsatisfiable core [2023-08-25 19:02:21,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-25 19:02:36,799 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 19:02:36,799 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-08-25 19:02:38,638 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-25 19:02:38,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [914207862] provided 0 perfect and 2 imperfect interpolant sequences [2023-08-25 19:02:38,639 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-08-25 19:02:38,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 11 [2023-08-25 19:02:38,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714848835] [2023-08-25 19:02:38,639 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-08-25 19:02:38,639 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-25 19:02:38,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-25 19:02:38,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-25 19:02:38,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=108, Unknown=3, NotChecked=0, Total=156 [2023-08-25 19:02:38,642 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 380 out of 1044 [2023-08-25 19:02:38,645 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 154 transitions, 1557 flow. Second operand has 13 states, 13 states have (on average 386.0769230769231) internal successors, (5019), 13 states have internal predecessors, (5019), 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) [2023-08-25 19:02:38,646 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-25 19:02:38,646 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 380 of 1044 [2023-08-25 19:02:38,646 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-25 19:02:47,229 WARN L234 SmtUtils]: Spent 6.15s on a formula simplification. DAG size of input: 63 DAG size of output: 60 (called from [L 376] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-08-25 19:02:50,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:02:52,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-08-25 19:02:54,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:02:56,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:02:58,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:03:07,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:03:09,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:03:11,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:03:13,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:03:20,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-08-25 19:03:22,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-08-25 19:03:24,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:03:26,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:03:29,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:03:33,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] Received shutdown request... [2023-08-25 19:03:35,455 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-08-25 19:03:35,458 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-08-25 19:03:35,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-08-25 19:03:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-25 19:03:36,016 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr19ASSERT_VIOLATIONASSERT (135 of 136 remaining) [2023-08-25 19:03:36,021 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-08-25 19:03:36,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-08-25 19:03:36,217 WARN L619 AbstractCegarLoop]: Verification canceled: while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). [2023-08-25 19:03:36,222 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err0ASSERT_VIOLATIONDATA_RACE (134 of 136 remaining) [2023-08-25 19:03:36,222 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err1ASSERT_VIOLATIONDATA_RACE (133 of 136 remaining) [2023-08-25 19:03:36,222 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err2ASSERT_VIOLATIONDATA_RACE (132 of 136 remaining) [2023-08-25 19:03:36,222 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err3ASSERT_VIOLATIONDATA_RACE (131 of 136 remaining) [2023-08-25 19:03:36,222 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err4ASSERT_VIOLATIONDATA_RACE (130 of 136 remaining) [2023-08-25 19:03:36,222 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err5ASSERT_VIOLATIONDATA_RACE (129 of 136 remaining) [2023-08-25 19:03:36,223 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err6ASSERT_VIOLATIONDATA_RACE (128 of 136 remaining) [2023-08-25 19:03:36,223 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err7ASSERT_VIOLATIONDATA_RACE (127 of 136 remaining) [2023-08-25 19:03:36,224 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err8ASSERT_VIOLATIONDATA_RACE (126 of 136 remaining) [2023-08-25 19:03:36,224 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err9ASSERT_VIOLATIONDATA_RACE (125 of 136 remaining) [2023-08-25 19:03:36,224 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err10ASSERT_VIOLATIONDATA_RACE (124 of 136 remaining) [2023-08-25 19:03:36,224 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err11ASSERT_VIOLATIONDATA_RACE (123 of 136 remaining) [2023-08-25 19:03:36,224 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err12ASSERT_VIOLATIONDATA_RACE (122 of 136 remaining) [2023-08-25 19:03:36,224 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err13ASSERT_VIOLATIONDATA_RACE (121 of 136 remaining) [2023-08-25 19:03:36,224 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err0ASSERT_VIOLATIONDATA_RACE (120 of 136 remaining) [2023-08-25 19:03:36,224 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err1ASSERT_VIOLATIONDATA_RACE (119 of 136 remaining) [2023-08-25 19:03:36,224 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err2ASSERT_VIOLATIONDATA_RACE (118 of 136 remaining) [2023-08-25 19:03:36,225 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err3ASSERT_VIOLATIONDATA_RACE (117 of 136 remaining) [2023-08-25 19:03:36,225 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err4ASSERT_VIOLATIONDATA_RACE (116 of 136 remaining) [2023-08-25 19:03:36,225 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err5ASSERT_VIOLATIONDATA_RACE (115 of 136 remaining) [2023-08-25 19:03:36,225 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err6ASSERT_VIOLATIONDATA_RACE (114 of 136 remaining) [2023-08-25 19:03:36,225 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err7ASSERT_VIOLATIONDATA_RACE (113 of 136 remaining) [2023-08-25 19:03:36,225 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err8ASSERT_VIOLATIONDATA_RACE (112 of 136 remaining) [2023-08-25 19:03:36,225 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err9ASSERT_VIOLATIONDATA_RACE (111 of 136 remaining) [2023-08-25 19:03:36,226 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err10ASSERT_VIOLATIONDATA_RACE (110 of 136 remaining) [2023-08-25 19:03:36,226 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err11ASSERT_VIOLATIONDATA_RACE (109 of 136 remaining) [2023-08-25 19:03:36,226 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err12ASSERT_VIOLATIONDATA_RACE (108 of 136 remaining) [2023-08-25 19:03:36,226 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err13ASSERT_VIOLATIONDATA_RACE (107 of 136 remaining) [2023-08-25 19:03:36,226 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err0ASSERT_VIOLATIONDATA_RACE (106 of 136 remaining) [2023-08-25 19:03:36,226 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err1ASSERT_VIOLATIONDATA_RACE (105 of 136 remaining) [2023-08-25 19:03:36,226 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err2ASSERT_VIOLATIONDATA_RACE (104 of 136 remaining) [2023-08-25 19:03:36,227 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err3ASSERT_VIOLATIONDATA_RACE (103 of 136 remaining) [2023-08-25 19:03:36,227 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err4ASSERT_VIOLATIONDATA_RACE (102 of 136 remaining) [2023-08-25 19:03:36,227 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err5ASSERT_VIOLATIONDATA_RACE (101 of 136 remaining) [2023-08-25 19:03:36,227 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err6ASSERT_VIOLATIONDATA_RACE (100 of 136 remaining) [2023-08-25 19:03:36,227 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err7ASSERT_VIOLATIONDATA_RACE (99 of 136 remaining) [2023-08-25 19:03:36,227 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err8ASSERT_VIOLATIONDATA_RACE (98 of 136 remaining) [2023-08-25 19:03:36,227 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err9ASSERT_VIOLATIONDATA_RACE (97 of 136 remaining) [2023-08-25 19:03:36,227 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err10ASSERT_VIOLATIONDATA_RACE (96 of 136 remaining) [2023-08-25 19:03:36,228 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err11ASSERT_VIOLATIONDATA_RACE (95 of 136 remaining) [2023-08-25 19:03:36,228 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err12ASSERT_VIOLATIONDATA_RACE (94 of 136 remaining) [2023-08-25 19:03:36,228 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err13ASSERT_VIOLATIONDATA_RACE (93 of 136 remaining) [2023-08-25 19:03:36,228 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (92 of 136 remaining) [2023-08-25 19:03:36,228 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (91 of 136 remaining) [2023-08-25 19:03:36,228 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (90 of 136 remaining) [2023-08-25 19:03:36,228 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (89 of 136 remaining) [2023-08-25 19:03:36,228 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (88 of 136 remaining) [2023-08-25 19:03:36,228 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (87 of 136 remaining) [2023-08-25 19:03:36,228 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (86 of 136 remaining) [2023-08-25 19:03:36,228 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (85 of 136 remaining) [2023-08-25 19:03:36,229 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (84 of 136 remaining) [2023-08-25 19:03:36,229 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (83 of 136 remaining) [2023-08-25 19:03:36,229 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (82 of 136 remaining) [2023-08-25 19:03:36,229 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (81 of 136 remaining) [2023-08-25 19:03:36,229 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (80 of 136 remaining) [2023-08-25 19:03:36,229 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (79 of 136 remaining) [2023-08-25 19:03:36,229 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (78 of 136 remaining) [2023-08-25 19:03:36,229 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (77 of 136 remaining) [2023-08-25 19:03:36,229 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (76 of 136 remaining) [2023-08-25 19:03:36,229 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (75 of 136 remaining) [2023-08-25 19:03:36,230 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (74 of 136 remaining) [2023-08-25 19:03:36,230 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (73 of 136 remaining) [2023-08-25 19:03:36,230 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (72 of 136 remaining) [2023-08-25 19:03:36,230 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (71 of 136 remaining) [2023-08-25 19:03:36,230 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (70 of 136 remaining) [2023-08-25 19:03:36,230 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err0ASSERT_VIOLATIONDATA_RACE (69 of 136 remaining) [2023-08-25 19:03:36,230 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err1ASSERT_VIOLATIONDATA_RACE (68 of 136 remaining) [2023-08-25 19:03:36,230 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err2ASSERT_VIOLATIONDATA_RACE (67 of 136 remaining) [2023-08-25 19:03:36,230 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err3ASSERT_VIOLATIONDATA_RACE (66 of 136 remaining) [2023-08-25 19:03:36,230 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err4ASSERT_VIOLATIONDATA_RACE (65 of 136 remaining) [2023-08-25 19:03:36,230 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err5ASSERT_VIOLATIONDATA_RACE (64 of 136 remaining) [2023-08-25 19:03:36,231 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err6ASSERT_VIOLATIONDATA_RACE (63 of 136 remaining) [2023-08-25 19:03:36,231 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err7ASSERT_VIOLATIONDATA_RACE (62 of 136 remaining) [2023-08-25 19:03:36,231 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err8ASSERT_VIOLATIONDATA_RACE (61 of 136 remaining) [2023-08-25 19:03:36,231 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err9ASSERT_VIOLATIONDATA_RACE (60 of 136 remaining) [2023-08-25 19:03:36,231 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err10ASSERT_VIOLATIONDATA_RACE (59 of 136 remaining) [2023-08-25 19:03:36,231 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err11ASSERT_VIOLATIONDATA_RACE (58 of 136 remaining) [2023-08-25 19:03:36,231 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err12ASSERT_VIOLATIONDATA_RACE (57 of 136 remaining) [2023-08-25 19:03:36,231 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err13ASSERT_VIOLATIONDATA_RACE (56 of 136 remaining) [2023-08-25 19:03:36,231 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err0ASSERT_VIOLATIONDATA_RACE (55 of 136 remaining) [2023-08-25 19:03:36,231 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err1ASSERT_VIOLATIONDATA_RACE (54 of 136 remaining) [2023-08-25 19:03:36,235 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err2ASSERT_VIOLATIONDATA_RACE (53 of 136 remaining) [2023-08-25 19:03:36,235 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err3ASSERT_VIOLATIONDATA_RACE (52 of 136 remaining) [2023-08-25 19:03:36,235 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err4ASSERT_VIOLATIONDATA_RACE (51 of 136 remaining) [2023-08-25 19:03:36,235 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err5ASSERT_VIOLATIONDATA_RACE (50 of 136 remaining) [2023-08-25 19:03:36,235 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err6ASSERT_VIOLATIONDATA_RACE (49 of 136 remaining) [2023-08-25 19:03:36,236 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err7ASSERT_VIOLATIONDATA_RACE (48 of 136 remaining) [2023-08-25 19:03:36,236 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err8ASSERT_VIOLATIONDATA_RACE (47 of 136 remaining) [2023-08-25 19:03:36,236 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err9ASSERT_VIOLATIONDATA_RACE (46 of 136 remaining) [2023-08-25 19:03:36,236 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err10ASSERT_VIOLATIONDATA_RACE (45 of 136 remaining) [2023-08-25 19:03:36,236 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err11ASSERT_VIOLATIONDATA_RACE (44 of 136 remaining) [2023-08-25 19:03:36,236 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err12ASSERT_VIOLATIONDATA_RACE (43 of 136 remaining) [2023-08-25 19:03:36,236 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err13ASSERT_VIOLATIONDATA_RACE (42 of 136 remaining) [2023-08-25 19:03:36,236 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err0ASSERT_VIOLATIONDATA_RACE (41 of 136 remaining) [2023-08-25 19:03:36,236 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err1ASSERT_VIOLATIONDATA_RACE (40 of 136 remaining) [2023-08-25 19:03:36,236 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err2ASSERT_VIOLATIONDATA_RACE (39 of 136 remaining) [2023-08-25 19:03:36,236 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err3ASSERT_VIOLATIONDATA_RACE (38 of 136 remaining) [2023-08-25 19:03:36,237 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err4ASSERT_VIOLATIONDATA_RACE (37 of 136 remaining) [2023-08-25 19:03:36,237 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err5ASSERT_VIOLATIONDATA_RACE (36 of 136 remaining) [2023-08-25 19:03:36,237 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err6ASSERT_VIOLATIONDATA_RACE (35 of 136 remaining) [2023-08-25 19:03:36,237 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err7ASSERT_VIOLATIONDATA_RACE (34 of 136 remaining) [2023-08-25 19:03:36,237 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err8ASSERT_VIOLATIONDATA_RACE (33 of 136 remaining) [2023-08-25 19:03:36,237 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err9ASSERT_VIOLATIONDATA_RACE (32 of 136 remaining) [2023-08-25 19:03:36,237 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err10ASSERT_VIOLATIONDATA_RACE (31 of 136 remaining) [2023-08-25 19:03:36,237 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err11ASSERT_VIOLATIONDATA_RACE (30 of 136 remaining) [2023-08-25 19:03:36,237 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err12ASSERT_VIOLATIONDATA_RACE (29 of 136 remaining) [2023-08-25 19:03:36,237 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err13ASSERT_VIOLATIONDATA_RACE (28 of 136 remaining) [2023-08-25 19:03:36,237 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err0ASSERT_VIOLATIONDATA_RACE (27 of 136 remaining) [2023-08-25 19:03:36,238 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err1ASSERT_VIOLATIONDATA_RACE (26 of 136 remaining) [2023-08-25 19:03:36,238 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err2ASSERT_VIOLATIONDATA_RACE (25 of 136 remaining) [2023-08-25 19:03:36,238 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err3ASSERT_VIOLATIONDATA_RACE (24 of 136 remaining) [2023-08-25 19:03:36,238 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err4ASSERT_VIOLATIONDATA_RACE (23 of 136 remaining) [2023-08-25 19:03:36,238 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err5ASSERT_VIOLATIONDATA_RACE (22 of 136 remaining) [2023-08-25 19:03:36,240 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err6ASSERT_VIOLATIONDATA_RACE (21 of 136 remaining) [2023-08-25 19:03:36,240 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err7ASSERT_VIOLATIONDATA_RACE (20 of 136 remaining) [2023-08-25 19:03:36,240 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err8ASSERT_VIOLATIONDATA_RACE (19 of 136 remaining) [2023-08-25 19:03:36,240 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err9ASSERT_VIOLATIONDATA_RACE (18 of 136 remaining) [2023-08-25 19:03:36,240 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err10ASSERT_VIOLATIONDATA_RACE (17 of 136 remaining) [2023-08-25 19:03:36,241 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err11ASSERT_VIOLATIONDATA_RACE (16 of 136 remaining) [2023-08-25 19:03:36,241 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err12ASSERT_VIOLATIONDATA_RACE (15 of 136 remaining) [2023-08-25 19:03:36,242 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread3Err13ASSERT_VIOLATIONDATA_RACE (14 of 136 remaining) [2023-08-25 19:03:36,242 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err0ASSERT_VIOLATIONDATA_RACE (13 of 136 remaining) [2023-08-25 19:03:36,242 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err1ASSERT_VIOLATIONDATA_RACE (12 of 136 remaining) [2023-08-25 19:03:36,242 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err2ASSERT_VIOLATIONDATA_RACE (11 of 136 remaining) [2023-08-25 19:03:36,242 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err3ASSERT_VIOLATIONDATA_RACE (10 of 136 remaining) [2023-08-25 19:03:36,242 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err4ASSERT_VIOLATIONDATA_RACE (9 of 136 remaining) [2023-08-25 19:03:36,242 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err5ASSERT_VIOLATIONDATA_RACE (8 of 136 remaining) [2023-08-25 19:03:36,242 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err6ASSERT_VIOLATIONDATA_RACE (7 of 136 remaining) [2023-08-25 19:03:36,242 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err7ASSERT_VIOLATIONDATA_RACE (6 of 136 remaining) [2023-08-25 19:03:36,242 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err8ASSERT_VIOLATIONDATA_RACE (5 of 136 remaining) [2023-08-25 19:03:36,243 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err9ASSERT_VIOLATIONDATA_RACE (4 of 136 remaining) [2023-08-25 19:03:36,243 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err10ASSERT_VIOLATIONDATA_RACE (3 of 136 remaining) [2023-08-25 19:03:36,243 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err11ASSERT_VIOLATIONDATA_RACE (2 of 136 remaining) [2023-08-25 19:03:36,243 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err12ASSERT_VIOLATIONDATA_RACE (1 of 136 remaining) [2023-08-25 19:03:36,243 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err13ASSERT_VIOLATIONDATA_RACE (0 of 136 remaining) [2023-08-25 19:03:36,243 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 2, 2, 1, 1, 1] [2023-08-25 19:03:36,250 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-25 19:03:36,251 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-25 19:03:36,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.08 07:03:36 BasicIcfg [2023-08-25 19:03:36,254 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-25 19:03:36,254 INFO L158 Benchmark]: Toolchain (without parser) took 865153.83ms. Allocated memory was 381.7MB in the beginning and 1.3GB in the end (delta: 910.2MB). Free memory was 357.1MB in the beginning and 601.1MB in the end (delta: -244.0MB). Peak memory consumption was 667.5MB. Max. memory is 16.0GB. [2023-08-25 19:03:36,255 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 381.7MB. Free memory was 358.2MB in the beginning and 358.1MB in the end (delta: 75.4kB). There was no memory consumed. Max. memory is 16.0GB. [2023-08-25 19:03:36,259 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.22ms. Allocated memory is still 381.7MB. Free memory was 356.8MB in the beginning and 344.9MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.0GB. [2023-08-25 19:03:36,259 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.45ms. Allocated memory is still 381.7MB. Free memory was 344.6MB in the beginning and 342.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-08-25 19:03:36,260 INFO L158 Benchmark]: Boogie Preprocessor took 29.48ms. Allocated memory is still 381.7MB. Free memory was 342.5MB in the beginning and 340.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-08-25 19:03:36,260 INFO L158 Benchmark]: RCFGBuilder took 656.29ms. Allocated memory is still 381.7MB. Free memory was 340.4MB in the beginning and 311.0MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. [2023-08-25 19:03:36,260 INFO L158 Benchmark]: TraceAbstraction took 864123.58ms. Allocated memory was 381.7MB in the beginning and 1.3GB in the end (delta: 910.2MB). Free memory was 310.4MB in the beginning and 601.1MB in the end (delta: -290.8MB). Peak memory consumption was 621.4MB. Max. memory is 16.0GB. [2023-08-25 19:03:36,261 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 381.7MB. Free memory was 358.2MB in the beginning and 358.1MB in the end (delta: 75.4kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 285.22ms. Allocated memory is still 381.7MB. Free memory was 356.8MB in the beginning and 344.9MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 52.45ms. Allocated memory is still 381.7MB. Free memory was 344.6MB in the beginning and 342.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 29.48ms. Allocated memory is still 381.7MB. Free memory was 342.5MB in the beginning and 340.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 656.29ms. Allocated memory is still 381.7MB. Free memory was 340.4MB in the beginning and 311.0MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. * TraceAbstraction took 864123.58ms. Allocated memory was 381.7MB in the beginning and 1.3GB in the end (delta: 910.2MB). Free memory was 310.4MB in the beginning and 601.1MB in the end (delta: -290.8MB). Peak memory consumption was 621.4MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9.2s, 417 PlacesBefore, 113 PlacesAfterwards, 418 TransitionsBefore, 108 TransitionsAfterwards, 56640 CoEnabledTransitionPairs, 9 FixpointIterations, 149 TrivialSequentialCompositions, 423 ConcurrentSequentialCompositions, 19 TrivialYvCompositions, 12 ConcurrentYvCompositions, 6 ChoiceCompositions, 609 TotalNumberOfCompositions, 87143 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 62452, independent: 62135, independent conditional: 0, independent unconditional: 62135, dependent: 317, dependent conditional: 0, dependent unconditional: 317, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 35200, independent: 35148, independent conditional: 0, independent unconditional: 35148, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 62452, independent: 26987, independent conditional: 0, independent unconditional: 26987, dependent: 265, dependent conditional: 0, dependent unconditional: 265, unknown: 35200, unknown conditional: 0, unknown unconditional: 35200] , Statistics on independence cache: Total cache size (in pairs): 510, Positive cache size: 487, Positive conditional cache size: 0, Positive unconditional cache size: 487, Negative cache size: 23, Negative conditional cache size: 0, Negative unconditional cache size: 23, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - TimeoutResultAtElement [Line: 21]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 38]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 38]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 39]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 39]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 39]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 40]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 40]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 40]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 41]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 41]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 41]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 42]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 42]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 42]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 49]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 49]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 52]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 52]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 52]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 60]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 60]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 61]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 61]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 61]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 62]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 62]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 62]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 63]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 63]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 63]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 64]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 64]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 64]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 86]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 87]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 88]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 98]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 99]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 100]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 101]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 103]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 103]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 103]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 103]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 95]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 94]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 97]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 96]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 71]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 71]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 72]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 72]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 72]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 73]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 73]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 73]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 74]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 74]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 74]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 75]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 75]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - TimeoutResultAtElement [Line: 75]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (13states, 380/1044 universal loopers) in iteration 15,while PetriNetUnfolder was constructing finite prefix that currently has 4202 conditions, 895 events (602/894 cut-off events. For 4502/4502 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 4412 event pairs, 136 based on Foata normal form. 0/1113 useless extension candidates. Maximal degree in co-relation 4162. Up to 352 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 658 locations, 136 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 863.9s, OverallIterations: 15, TraceHistogramMax: 2, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 262.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 9.4s, HoareTripleCheckerStatistics: 66 mSolverCounterUnknown, 731 SdHoareTripleChecker+Valid, 201.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 731 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 200.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 46 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3208 IncrementalHoareTripleChecker+Invalid, 3320 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46 mSolverCounterUnsat, 0 mSDtfsCounter, 3208 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 503 GetRequests, 397 SyntacticMatches, 28 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 98.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1557occurred in iteration=14, InterpolantAutomatonStates: 73, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 531.5s SatisfiabilityAnalysisTime, 57.2s InterpolantComputationTime, 586 NumberOfCodeBlocks, 586 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 779 ConstructedInterpolants, 0 QuantifiedInterpolants, 25640 SizeOfPredicates, 20 NumberOfNonLiveVariables, 2316 ConjunctsInSsa, 57 ConjunctsInUnsatCore, 31 InterpolantComputations, 7 PerfectInterpolantSequences, 24/80 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown