./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-data-race.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/unroll-cond-5.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/unroll-cond-5.wvr.c -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 052a68c73a5d1c6e7122fc0c660c02483f37277d0239d876d93b351fcdd64a16 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 17:17:57,915 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 17:17:58,020 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-11 17:17:58,025 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 17:17:58,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 17:17:58,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 17:17:58,053 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 17:17:58,054 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 17:17:58,054 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 17:17:58,055 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 17:17:58,056 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 17:17:58,056 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 17:17:58,057 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 17:17:58,057 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 17:17:58,059 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 17:17:58,059 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 17:17:58,059 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 17:17:58,060 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 17:17:58,060 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 17:17:58,060 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 17:17:58,060 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 17:17:58,063 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 17:17:58,064 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-11 17:17:58,064 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 17:17:58,064 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 17:17:58,064 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 17:17:58,065 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 17:17:58,065 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 17:17:58,065 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 17:17:58,065 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 17:17:58,066 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 17:17:58,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 17:17:58,066 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 17:17:58,066 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 17:17:58,066 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 17:17:58,067 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 17:17:58,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 17:17:58,067 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 17:17:58,068 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 17:17:58,068 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 17:17:58,068 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 17:17:58,068 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 052a68c73a5d1c6e7122fc0c660c02483f37277d0239d876d93b351fcdd64a16 [2024-10-11 17:17:58,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 17:17:58,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 17:17:58,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 17:17:58,354 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 17:17:58,355 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 17:17:58,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/unroll-cond-5.wvr.c [2024-10-11 17:17:59,854 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 17:18:00,058 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 17:18:00,058 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/unroll-cond-5.wvr.c [2024-10-11 17:18:00,069 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/ec5fa34a3/08cfb29292d24f2f9cb4b2d013c71732/FLAG898af3b3f [2024-10-11 17:18:00,422 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/ec5fa34a3/08cfb29292d24f2f9cb4b2d013c71732 [2024-10-11 17:18:00,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 17:18:00,426 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 17:18:00,429 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 17:18:00,430 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 17:18:00,436 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 17:18:00,437 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 05:18:00" (1/1) ... [2024-10-11 17:18:00,439 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47eb5e15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:18:00, skipping insertion in model container [2024-10-11 17:18:00,440 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 05:18:00" (1/1) ... [2024-10-11 17:18:00,464 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 17:18:00,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 17:18:00,695 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 17:18:00,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 17:18:00,756 INFO L204 MainTranslator]: Completed translation [2024-10-11 17:18:00,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:18:00 WrapperNode [2024-10-11 17:18:00,757 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 17:18:00,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 17:18:00,759 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 17:18:00,760 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 17:18:00,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:18:00" (1/1) ... [2024-10-11 17:18:00,783 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:18:00" (1/1) ... [2024-10-11 17:18:00,832 INFO L138 Inliner]: procedures = 23, calls = 36, calls flagged for inlining = 18, calls inlined = 18, statements flattened = 468 [2024-10-11 17:18:00,836 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 17:18:00,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 17:18:00,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 17:18:00,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 17:18:00,850 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:18:00" (1/1) ... [2024-10-11 17:18:00,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:18:00" (1/1) ... [2024-10-11 17:18:00,860 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:18:00" (1/1) ... [2024-10-11 17:18:00,863 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:18:00" (1/1) ... [2024-10-11 17:18:00,882 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:18:00" (1/1) ... [2024-10-11 17:18:00,888 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:18:00" (1/1) ... [2024-10-11 17:18:00,894 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:18:00" (1/1) ... [2024-10-11 17:18:00,904 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:18:00" (1/1) ... [2024-10-11 17:18:00,909 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 17:18:00,910 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 17:18:00,910 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 17:18:00,910 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 17:18:00,911 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:18:00" (1/1) ... [2024-10-11 17:18:00,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 17:18:00,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 17:18:00,960 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 17:18:00,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 17:18:01,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 17:18:01,016 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-11 17:18:01,016 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-11 17:18:01,017 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-11 17:18:01,017 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-11 17:18:01,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-11 17:18:01,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-11 17:18:01,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 17:18:01,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 17:18:01,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 17:18:01,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-11 17:18:01,020 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-11 17:18:01,153 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 17:18:01,156 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 17:18:02,007 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-11 17:18:02,008 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 17:18:02,047 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 17:18:02,049 INFO L314 CfgBuilder]: Removed 3 assume(true) statements. [2024-10-11 17:18:02,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 05:18:02 BoogieIcfgContainer [2024-10-11 17:18:02,050 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 17:18:02,052 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 17:18:02,052 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 17:18:02,056 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 17:18:02,056 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 05:18:00" (1/3) ... [2024-10-11 17:18:02,057 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6abc6f0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 05:18:02, skipping insertion in model container [2024-10-11 17:18:02,057 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:18:00" (2/3) ... [2024-10-11 17:18:02,057 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6abc6f0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 05:18:02, skipping insertion in model container [2024-10-11 17:18:02,058 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 05:18:02" (3/3) ... [2024-10-11 17:18:02,059 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-cond-5.wvr.c [2024-10-11 17:18:02,074 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 17:18:02,075 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 84 error locations. [2024-10-11 17:18:02,076 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-11 17:18:02,238 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-11 17:18:02,290 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 601 places, 628 transitions, 1270 flow [2024-10-11 17:18:02,531 INFO L124 PetriNetUnfolderBase]: 34/626 cut-off events. [2024-10-11 17:18:02,531 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-10-11 17:18:02,552 INFO L83 FinitePrefix]: Finished finitePrefix Result has 635 conditions, 626 events. 34/626 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1826 event pairs, 0 based on Foata normal form. 0/508 useless extension candidates. Maximal degree in co-relation 500. Up to 2 conditions per place. [2024-10-11 17:18:02,553 INFO L82 GeneralOperation]: Start removeDead. Operand has 601 places, 628 transitions, 1270 flow [2024-10-11 17:18:02,570 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 583 places, 609 transitions, 1230 flow [2024-10-11 17:18:02,580 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 17:18:02,586 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@69d553cf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 17:18:02,587 INFO L334 AbstractCegarLoop]: Starting to check reachability of 162 error locations. [2024-10-11 17:18:02,590 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-11 17:18:02,592 INFO L124 PetriNetUnfolderBase]: 0/19 cut-off events. [2024-10-11 17:18:02,592 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-11 17:18:02,592 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:02,593 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:02,593 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:02,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:02,598 INFO L85 PathProgramCache]: Analyzing trace with hash 214561037, now seen corresponding path program 1 times [2024-10-11 17:18:02,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:02,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882125375] [2024-10-11 17:18:02,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:02,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:02,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:02,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:02,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882125375] [2024-10-11 17:18:02,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882125375] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:02,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:02,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:02,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027767782] [2024-10-11 17:18:02,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:02,788 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:02,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:02,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:02,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:02,881 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 593 out of 628 [2024-10-11 17:18:02,891 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 583 places, 609 transitions, 1230 flow. Second operand has 3 states, 3 states have (on average 594.3333333333334) internal successors, (1783), 3 states have internal predecessors, (1783), 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) [2024-10-11 17:18:02,891 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:02,891 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 593 of 628 [2024-10-11 17:18:02,893 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:03,078 INFO L124 PetriNetUnfolderBase]: 40/920 cut-off events. [2024-10-11 17:18:03,079 INFO L125 PetriNetUnfolderBase]: For 22/22 co-relation queries the response was YES. [2024-10-11 17:18:03,084 INFO L83 FinitePrefix]: Finished finitePrefix Result has 980 conditions, 920 events. 40/920 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 4436 event pairs, 11 based on Foata normal form. 20/761 useless extension candidates. Maximal degree in co-relation 833. Up to 42 conditions per place. [2024-10-11 17:18:03,090 INFO L140 encePairwiseOnDemand]: 609/628 looper letters, 13 selfloop transitions, 2 changer transitions 3/592 dead transitions. [2024-10-11 17:18:03,091 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 584 places, 592 transitions, 1226 flow [2024-10-11 17:18:03,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:03,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1811 transitions. [2024-10-11 17:18:03,116 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9612526539278131 [2024-10-11 17:18:03,119 INFO L175 Difference]: Start difference. First operand has 583 places, 609 transitions, 1230 flow. Second operand 3 states and 1811 transitions. [2024-10-11 17:18:03,120 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 584 places, 592 transitions, 1226 flow [2024-10-11 17:18:03,128 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 580 places, 592 transitions, 1218 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-10-11 17:18:03,142 INFO L231 Difference]: Finished difference. Result has 580 places, 589 transitions, 1186 flow [2024-10-11 17:18:03,145 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1188, PETRI_DIFFERENCE_MINUEND_PLACES=578, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=592, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=590, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1186, PETRI_PLACES=580, PETRI_TRANSITIONS=589} [2024-10-11 17:18:03,152 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -3 predicate places. [2024-10-11 17:18:03,153 INFO L471 AbstractCegarLoop]: Abstraction has has 580 places, 589 transitions, 1186 flow [2024-10-11 17:18:03,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 594.3333333333334) internal successors, (1783), 3 states have internal predecessors, (1783), 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) [2024-10-11 17:18:03,155 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:03,155 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:03,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 17:18:03,156 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:03,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:03,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1316042535, now seen corresponding path program 1 times [2024-10-11 17:18:03,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:03,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629467410] [2024-10-11 17:18:03,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:03,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:03,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:03,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:03,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629467410] [2024-10-11 17:18:03,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629467410] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:03,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:03,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:03,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015471460] [2024-10-11 17:18:03,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:03,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:03,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:03,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:03,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:03,330 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 587 out of 628 [2024-10-11 17:18:03,333 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 580 places, 589 transitions, 1186 flow. Second operand has 3 states, 3 states have (on average 588.3333333333334) internal successors, (1765), 3 states have internal predecessors, (1765), 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) [2024-10-11 17:18:03,333 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:03,333 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 587 of 628 [2024-10-11 17:18:03,333 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:03,562 INFO L124 PetriNetUnfolderBase]: 50/1044 cut-off events. [2024-10-11 17:18:03,563 INFO L125 PetriNetUnfolderBase]: For 11/12 co-relation queries the response was YES. [2024-10-11 17:18:03,568 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1111 conditions, 1044 events. 50/1044 cut-off events. For 11/12 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4867 event pairs, 19 based on Foata normal form. 0/835 useless extension candidates. Maximal degree in co-relation 1083. Up to 58 conditions per place. [2024-10-11 17:18:03,574 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 19 selfloop transitions, 2 changer transitions 0/588 dead transitions. [2024-10-11 17:18:03,574 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 578 places, 588 transitions, 1226 flow [2024-10-11 17:18:03,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:03,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:03,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1783 transitions. [2024-10-11 17:18:03,581 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9463906581740976 [2024-10-11 17:18:03,581 INFO L175 Difference]: Start difference. First operand has 580 places, 589 transitions, 1186 flow. Second operand 3 states and 1783 transitions. [2024-10-11 17:18:03,581 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 578 places, 588 transitions, 1226 flow [2024-10-11 17:18:03,586 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 576 places, 588 transitions, 1222 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:18:03,594 INFO L231 Difference]: Finished difference. Result has 576 places, 588 transitions, 1184 flow [2024-10-11 17:18:03,595 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1180, PETRI_DIFFERENCE_MINUEND_PLACES=574, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=588, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=586, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1184, PETRI_PLACES=576, PETRI_TRANSITIONS=588} [2024-10-11 17:18:03,596 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -7 predicate places. [2024-10-11 17:18:03,597 INFO L471 AbstractCegarLoop]: Abstraction has has 576 places, 588 transitions, 1184 flow [2024-10-11 17:18:03,598 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 588.3333333333334) internal successors, (1765), 3 states have internal predecessors, (1765), 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) [2024-10-11 17:18:03,599 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:03,599 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:03,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 17:18:03,601 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:03,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:03,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1184750026, now seen corresponding path program 1 times [2024-10-11 17:18:03,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:03,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084648660] [2024-10-11 17:18:03,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:03,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:03,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:03,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:03,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:03,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084648660] [2024-10-11 17:18:03,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084648660] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:03,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:03,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:03,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65512465] [2024-10-11 17:18:03,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:03,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:03,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:03,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:03,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:03,702 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 569 out of 628 [2024-10-11 17:18:03,705 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 576 places, 588 transitions, 1184 flow. Second operand has 3 states, 3 states have (on average 570.0) internal successors, (1710), 3 states have internal predecessors, (1710), 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) [2024-10-11 17:18:03,705 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:03,705 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 569 of 628 [2024-10-11 17:18:03,706 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:04,157 INFO L124 PetriNetUnfolderBase]: 180/2417 cut-off events. [2024-10-11 17:18:04,158 INFO L125 PetriNetUnfolderBase]: For 41/42 co-relation queries the response was YES. [2024-10-11 17:18:04,170 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2624 conditions, 2417 events. 180/2417 cut-off events. For 41/42 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 15830 event pairs, 56 based on Foata normal form. 0/1938 useless extension candidates. Maximal degree in co-relation 2588. Up to 197 conditions per place. [2024-10-11 17:18:04,182 INFO L140 encePairwiseOnDemand]: 615/628 looper letters, 28 selfloop transitions, 1 changer transitions 0/576 dead transitions. [2024-10-11 17:18:04,182 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 566 places, 576 transitions, 1218 flow [2024-10-11 17:18:04,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:04,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:04,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1748 transitions. [2024-10-11 17:18:04,186 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9278131634819533 [2024-10-11 17:18:04,186 INFO L175 Difference]: Start difference. First operand has 576 places, 588 transitions, 1184 flow. Second operand 3 states and 1748 transitions. [2024-10-11 17:18:04,186 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 566 places, 576 transitions, 1218 flow [2024-10-11 17:18:04,190 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 564 places, 576 transitions, 1214 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:18:04,196 INFO L231 Difference]: Finished difference. Result has 564 places, 576 transitions, 1158 flow [2024-10-11 17:18:04,197 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1156, PETRI_DIFFERENCE_MINUEND_PLACES=562, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=576, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=575, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1158, PETRI_PLACES=564, PETRI_TRANSITIONS=576} [2024-10-11 17:18:04,197 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -19 predicate places. [2024-10-11 17:18:04,198 INFO L471 AbstractCegarLoop]: Abstraction has has 564 places, 576 transitions, 1158 flow [2024-10-11 17:18:04,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 570.0) internal successors, (1710), 3 states have internal predecessors, (1710), 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) [2024-10-11 17:18:04,199 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:04,199 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:04,199 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 17:18:04,200 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:04,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:04,200 INFO L85 PathProgramCache]: Analyzing trace with hash 193668938, now seen corresponding path program 1 times [2024-10-11 17:18:04,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:04,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334476588] [2024-10-11 17:18:04,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:04,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:04,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:04,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:04,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334476588] [2024-10-11 17:18:04,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334476588] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:04,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:04,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:04,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955721860] [2024-10-11 17:18:04,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:04,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:04,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:04,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:04,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:04,367 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 628 [2024-10-11 17:18:04,369 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 564 places, 576 transitions, 1158 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2024-10-11 17:18:04,369 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:04,369 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 628 [2024-10-11 17:18:04,369 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:04,507 INFO L124 PetriNetUnfolderBase]: 50/1022 cut-off events. [2024-10-11 17:18:04,508 INFO L125 PetriNetUnfolderBase]: For 11/12 co-relation queries the response was YES. [2024-10-11 17:18:04,515 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1086 conditions, 1022 events. 50/1022 cut-off events. For 11/12 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 4739 event pairs, 19 based on Foata normal form. 0/835 useless extension candidates. Maximal degree in co-relation 1050. Up to 56 conditions per place. [2024-10-11 17:18:04,523 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 17 selfloop transitions, 2 changer transitions 0/575 dead transitions. [2024-10-11 17:18:04,523 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 565 places, 575 transitions, 1194 flow [2024-10-11 17:18:04,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:04,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:04,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1787 transitions. [2024-10-11 17:18:04,530 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9485138004246284 [2024-10-11 17:18:04,530 INFO L175 Difference]: Start difference. First operand has 564 places, 576 transitions, 1158 flow. Second operand 3 states and 1787 transitions. [2024-10-11 17:18:04,530 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 565 places, 575 transitions, 1194 flow [2024-10-11 17:18:04,535 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 564 places, 575 transitions, 1193 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-11 17:18:04,541 INFO L231 Difference]: Finished difference. Result has 564 places, 575 transitions, 1159 flow [2024-10-11 17:18:04,542 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1155, PETRI_DIFFERENCE_MINUEND_PLACES=562, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=575, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=573, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1159, PETRI_PLACES=564, PETRI_TRANSITIONS=575} [2024-10-11 17:18:04,544 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -19 predicate places. [2024-10-11 17:18:04,544 INFO L471 AbstractCegarLoop]: Abstraction has has 564 places, 575 transitions, 1159 flow [2024-10-11 17:18:04,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2024-10-11 17:18:04,546 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:04,546 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:04,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 17:18:04,547 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:04,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:04,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1040551310, now seen corresponding path program 1 times [2024-10-11 17:18:04,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:04,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162626060] [2024-10-11 17:18:04,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:04,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:05,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:05,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:05,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162626060] [2024-10-11 17:18:05,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162626060] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:05,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:05,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 17:18:05,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274406727] [2024-10-11 17:18:05,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:05,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 17:18:05,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:05,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 17:18:05,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-11 17:18:05,513 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 552 out of 628 [2024-10-11 17:18:05,517 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 564 places, 575 transitions, 1159 flow. Second operand has 6 states, 6 states have (on average 553.5) internal successors, (3321), 6 states have internal predecessors, (3321), 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) [2024-10-11 17:18:05,517 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:05,517 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 552 of 628 [2024-10-11 17:18:05,517 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:06,062 INFO L124 PetriNetUnfolderBase]: 368/3207 cut-off events. [2024-10-11 17:18:06,063 INFO L125 PetriNetUnfolderBase]: For 76/77 co-relation queries the response was YES. [2024-10-11 17:18:06,078 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3739 conditions, 3207 events. 368/3207 cut-off events. For 76/77 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 22973 event pairs, 184 based on Foata normal form. 0/2592 useless extension candidates. Maximal degree in co-relation 3704. Up to 516 conditions per place. [2024-10-11 17:18:06,091 INFO L140 encePairwiseOnDemand]: 622/628 looper letters, 52 selfloop transitions, 5 changer transitions 0/574 dead transitions. [2024-10-11 17:18:06,091 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 568 places, 574 transitions, 1271 flow [2024-10-11 17:18:06,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 17:18:06,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-11 17:18:06,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3370 transitions. [2024-10-11 17:18:06,098 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8943736730360934 [2024-10-11 17:18:06,098 INFO L175 Difference]: Start difference. First operand has 564 places, 575 transitions, 1159 flow. Second operand 6 states and 3370 transitions. [2024-10-11 17:18:06,098 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 568 places, 574 transitions, 1271 flow [2024-10-11 17:18:06,102 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 566 places, 574 transitions, 1267 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:18:06,107 INFO L231 Difference]: Finished difference. Result has 566 places, 574 transitions, 1163 flow [2024-10-11 17:18:06,108 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1153, PETRI_DIFFERENCE_MINUEND_PLACES=561, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=574, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=569, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1163, PETRI_PLACES=566, PETRI_TRANSITIONS=574} [2024-10-11 17:18:06,109 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -17 predicate places. [2024-10-11 17:18:06,109 INFO L471 AbstractCegarLoop]: Abstraction has has 566 places, 574 transitions, 1163 flow [2024-10-11 17:18:06,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 553.5) internal successors, (3321), 6 states have internal predecessors, (3321), 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) [2024-10-11 17:18:06,112 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:06,112 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:06,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 17:18:06,112 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:06,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:06,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1363728051, now seen corresponding path program 1 times [2024-10-11 17:18:06,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:06,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987777204] [2024-10-11 17:18:06,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:06,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:06,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:06,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:06,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:06,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987777204] [2024-10-11 17:18:06,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987777204] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:06,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:06,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:06,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812626452] [2024-10-11 17:18:06,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:06,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:06,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:06,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:06,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:06,191 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 587 out of 628 [2024-10-11 17:18:06,193 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 566 places, 574 transitions, 1163 flow. Second operand has 3 states, 3 states have (on average 588.3333333333334) internal successors, (1765), 3 states have internal predecessors, (1765), 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) [2024-10-11 17:18:06,194 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:06,194 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 587 of 628 [2024-10-11 17:18:06,194 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:06,391 INFO L124 PetriNetUnfolderBase]: 104/1939 cut-off events. [2024-10-11 17:18:06,391 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2024-10-11 17:18:06,401 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2049 conditions, 1939 events. 104/1939 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 12226 event pairs, 20 based on Foata normal form. 0/1591 useless extension candidates. Maximal degree in co-relation 2031. Up to 94 conditions per place. [2024-10-11 17:18:06,408 INFO L140 encePairwiseOnDemand]: 620/628 looper letters, 18 selfloop transitions, 2 changer transitions 0/571 dead transitions. [2024-10-11 17:18:06,409 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 562 places, 571 transitions, 1198 flow [2024-10-11 17:18:06,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:06,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:06,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1787 transitions. [2024-10-11 17:18:06,413 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9485138004246284 [2024-10-11 17:18:06,413 INFO L175 Difference]: Start difference. First operand has 566 places, 574 transitions, 1163 flow. Second operand 3 states and 1787 transitions. [2024-10-11 17:18:06,413 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 562 places, 571 transitions, 1198 flow [2024-10-11 17:18:06,416 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 557 places, 571 transitions, 1188 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-11 17:18:06,424 INFO L231 Difference]: Finished difference. Result has 558 places, 570 transitions, 1155 flow [2024-10-11 17:18:06,425 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1141, PETRI_DIFFERENCE_MINUEND_PLACES=555, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=568, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=566, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1155, PETRI_PLACES=558, PETRI_TRANSITIONS=570} [2024-10-11 17:18:06,425 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -25 predicate places. [2024-10-11 17:18:06,426 INFO L471 AbstractCegarLoop]: Abstraction has has 558 places, 570 transitions, 1155 flow [2024-10-11 17:18:06,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 588.3333333333334) internal successors, (1765), 3 states have internal predecessors, (1765), 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) [2024-10-11 17:18:06,427 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:06,427 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:06,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 17:18:06,428 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:06,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:06,428 INFO L85 PathProgramCache]: Analyzing trace with hash 728137512, now seen corresponding path program 1 times [2024-10-11 17:18:06,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:06,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340076441] [2024-10-11 17:18:06,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:06,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:06,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:06,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:06,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:06,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340076441] [2024-10-11 17:18:06,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340076441] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:06,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:06,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:06,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487777402] [2024-10-11 17:18:06,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:06,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:06,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:06,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:06,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:06,502 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 593 out of 628 [2024-10-11 17:18:06,505 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 558 places, 570 transitions, 1155 flow. Second operand has 3 states, 3 states have (on average 594.0) internal successors, (1782), 3 states have internal predecessors, (1782), 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) [2024-10-11 17:18:06,505 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:06,505 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 593 of 628 [2024-10-11 17:18:06,505 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:06,636 INFO L124 PetriNetUnfolderBase]: 44/1034 cut-off events. [2024-10-11 17:18:06,636 INFO L125 PetriNetUnfolderBase]: For 3/10 co-relation queries the response was YES. [2024-10-11 17:18:06,640 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1088 conditions, 1034 events. 44/1034 cut-off events. For 3/10 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 4666 event pairs, 1 based on Foata normal form. 1/867 useless extension candidates. Maximal degree in co-relation 1053. Up to 21 conditions per place. [2024-10-11 17:18:06,643 INFO L140 encePairwiseOnDemand]: 621/628 looper letters, 11 selfloop transitions, 3 changer transitions 0/567 dead transitions. [2024-10-11 17:18:06,643 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 556 places, 567 transitions, 1178 flow [2024-10-11 17:18:06,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:06,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:06,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1797 transitions. [2024-10-11 17:18:06,647 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9538216560509554 [2024-10-11 17:18:06,647 INFO L175 Difference]: Start difference. First operand has 558 places, 570 transitions, 1155 flow. Second operand 3 states and 1797 transitions. [2024-10-11 17:18:06,647 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 556 places, 567 transitions, 1178 flow [2024-10-11 17:18:06,650 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 556 places, 567 transitions, 1178 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-11 17:18:06,656 INFO L231 Difference]: Finished difference. Result has 556 places, 566 transitions, 1153 flow [2024-10-11 17:18:06,657 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1147, PETRI_DIFFERENCE_MINUEND_PLACES=554, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=566, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=563, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1153, PETRI_PLACES=556, PETRI_TRANSITIONS=566} [2024-10-11 17:18:06,658 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -27 predicate places. [2024-10-11 17:18:06,658 INFO L471 AbstractCegarLoop]: Abstraction has has 556 places, 566 transitions, 1153 flow [2024-10-11 17:18:06,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 594.0) internal successors, (1782), 3 states have internal predecessors, (1782), 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) [2024-10-11 17:18:06,659 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:06,660 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:06,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 17:18:06,660 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:06,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:06,661 INFO L85 PathProgramCache]: Analyzing trace with hash -1133589621, now seen corresponding path program 1 times [2024-10-11 17:18:06,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:06,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818081882] [2024-10-11 17:18:06,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:06,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:06,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:06,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:06,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818081882] [2024-10-11 17:18:06,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818081882] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:06,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:06,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:06,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144396383] [2024-10-11 17:18:06,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:06,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:06,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:06,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:06,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:06,861 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 513 out of 628 [2024-10-11 17:18:06,864 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 556 places, 566 transitions, 1153 flow. Second operand has 3 states, 3 states have (on average 514.3333333333334) internal successors, (1543), 3 states have internal predecessors, (1543), 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) [2024-10-11 17:18:06,864 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:06,864 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 513 of 628 [2024-10-11 17:18:06,864 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:07,052 INFO L124 PetriNetUnfolderBase]: 105/1283 cut-off events. [2024-10-11 17:18:07,053 INFO L125 PetriNetUnfolderBase]: For 65/66 co-relation queries the response was YES. [2024-10-11 17:18:07,060 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1560 conditions, 1283 events. 105/1283 cut-off events. For 65/66 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 7011 event pairs, 9 based on Foata normal form. 1/1136 useless extension candidates. Maximal degree in co-relation 1524. Up to 217 conditions per place. [2024-10-11 17:18:07,065 INFO L140 encePairwiseOnDemand]: 581/628 looper letters, 49 selfloop transitions, 18 changer transitions 4/539 dead transitions. [2024-10-11 17:18:07,065 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 530 places, 539 transitions, 1238 flow [2024-10-11 17:18:07,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:07,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:07,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1636 transitions. [2024-10-11 17:18:07,069 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8683651804670913 [2024-10-11 17:18:07,069 INFO L175 Difference]: Start difference. First operand has 556 places, 566 transitions, 1153 flow. Second operand 3 states and 1636 transitions. [2024-10-11 17:18:07,069 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 530 places, 539 transitions, 1238 flow [2024-10-11 17:18:07,073 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 528 places, 539 transitions, 1232 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:18:07,079 INFO L231 Difference]: Finished difference. Result has 528 places, 534 transitions, 1118 flow [2024-10-11 17:18:07,080 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1091, PETRI_DIFFERENCE_MINUEND_PLACES=526, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=538, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=520, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1118, PETRI_PLACES=528, PETRI_TRANSITIONS=534} [2024-10-11 17:18:07,082 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -55 predicate places. [2024-10-11 17:18:07,083 INFO L471 AbstractCegarLoop]: Abstraction has has 528 places, 534 transitions, 1118 flow [2024-10-11 17:18:07,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 514.3333333333334) internal successors, (1543), 3 states have internal predecessors, (1543), 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) [2024-10-11 17:18:07,084 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:07,085 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:07,085 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 17:18:07,085 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:07,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:07,087 INFO L85 PathProgramCache]: Analyzing trace with hash 720869568, now seen corresponding path program 1 times [2024-10-11 17:18:07,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:07,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152682737] [2024-10-11 17:18:07,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:07,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:07,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:07,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:07,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152682737] [2024-10-11 17:18:07,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152682737] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:07,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:07,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:07,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565034419] [2024-10-11 17:18:07,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:07,128 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:07,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:07,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:07,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:07,163 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 575 out of 628 [2024-10-11 17:18:07,165 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 528 places, 534 transitions, 1118 flow. Second operand has 3 states, 3 states have (on average 576.3333333333334) internal successors, (1729), 3 states have internal predecessors, (1729), 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) [2024-10-11 17:18:07,166 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:07,166 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 575 of 628 [2024-10-11 17:18:07,166 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:07,485 INFO L124 PetriNetUnfolderBase]: 174/2498 cut-off events. [2024-10-11 17:18:07,486 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-10-11 17:18:07,498 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2813 conditions, 2498 events. 174/2498 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 16796 event pairs, 19 based on Foata normal form. 0/2225 useless extension candidates. Maximal degree in co-relation 2777. Up to 180 conditions per place. [2024-10-11 17:18:07,507 INFO L140 encePairwiseOnDemand]: 612/628 looper letters, 26 selfloop transitions, 6 changer transitions 0/532 dead transitions. [2024-10-11 17:18:07,507 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 516 places, 532 transitions, 1180 flow [2024-10-11 17:18:07,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:07,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:07,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1767 transitions. [2024-10-11 17:18:07,511 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9378980891719745 [2024-10-11 17:18:07,511 INFO L175 Difference]: Start difference. First operand has 528 places, 534 transitions, 1118 flow. Second operand 3 states and 1767 transitions. [2024-10-11 17:18:07,511 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 516 places, 532 transitions, 1180 flow [2024-10-11 17:18:07,515 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 514 places, 532 transitions, 1144 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:18:07,520 INFO L231 Difference]: Finished difference. Result has 515 places, 530 transitions, 1104 flow [2024-10-11 17:18:07,521 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1062, PETRI_DIFFERENCE_MINUEND_PLACES=512, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=524, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=518, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1104, PETRI_PLACES=515, PETRI_TRANSITIONS=530} [2024-10-11 17:18:07,522 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -68 predicate places. [2024-10-11 17:18:07,522 INFO L471 AbstractCegarLoop]: Abstraction has has 515 places, 530 transitions, 1104 flow [2024-10-11 17:18:07,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 576.3333333333334) internal successors, (1729), 3 states have internal predecessors, (1729), 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) [2024-10-11 17:18:07,524 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:07,524 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:07,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-11 17:18:07,524 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:07,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:07,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1207587226, now seen corresponding path program 1 times [2024-10-11 17:18:07,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:07,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184588528] [2024-10-11 17:18:07,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:07,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:07,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:07,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:07,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184588528] [2024-10-11 17:18:07,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184588528] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:07,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:07,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 17:18:07,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616764267] [2024-10-11 17:18:07,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:07,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 17:18:07,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:07,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 17:18:07,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 17:18:07,654 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 599 out of 628 [2024-10-11 17:18:07,656 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 515 places, 530 transitions, 1104 flow. Second operand has 4 states, 4 states have (on average 600.25) internal successors, (2401), 4 states have internal predecessors, (2401), 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) [2024-10-11 17:18:07,657 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:07,657 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 599 of 628 [2024-10-11 17:18:07,657 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:07,998 INFO L124 PetriNetUnfolderBase]: 157/3092 cut-off events. [2024-10-11 17:18:07,999 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-10-11 17:18:08,014 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3268 conditions, 3092 events. 157/3092 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 21465 event pairs, 8 based on Foata normal form. 0/2753 useless extension candidates. Maximal degree in co-relation 3231. Up to 73 conditions per place. [2024-10-11 17:18:08,024 INFO L140 encePairwiseOnDemand]: 622/628 looper letters, 13 selfloop transitions, 6 changer transitions 0/539 dead transitions. [2024-10-11 17:18:08,024 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 519 places, 539 transitions, 1164 flow [2024-10-11 17:18:08,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 17:18:08,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-11 17:18:08,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 3015 transitions. [2024-10-11 17:18:08,030 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9601910828025477 [2024-10-11 17:18:08,031 INFO L175 Difference]: Start difference. First operand has 515 places, 530 transitions, 1104 flow. Second operand 5 states and 3015 transitions. [2024-10-11 17:18:08,031 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 519 places, 539 transitions, 1164 flow [2024-10-11 17:18:08,034 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 519 places, 539 transitions, 1164 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-11 17:18:08,039 INFO L231 Difference]: Finished difference. Result has 522 places, 534 transitions, 1142 flow [2024-10-11 17:18:08,041 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1104, PETRI_DIFFERENCE_MINUEND_PLACES=515, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=530, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=525, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1142, PETRI_PLACES=522, PETRI_TRANSITIONS=534} [2024-10-11 17:18:08,042 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -61 predicate places. [2024-10-11 17:18:08,042 INFO L471 AbstractCegarLoop]: Abstraction has has 522 places, 534 transitions, 1142 flow [2024-10-11 17:18:08,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 600.25) internal successors, (2401), 4 states have internal predecessors, (2401), 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) [2024-10-11 17:18:08,044 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:08,044 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:08,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-11 17:18:08,044 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:08,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:08,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1576173389, now seen corresponding path program 1 times [2024-10-11 17:18:08,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:08,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199472036] [2024-10-11 17:18:08,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:08,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:08,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:08,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:08,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199472036] [2024-10-11 17:18:08,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199472036] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:08,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:08,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 17:18:08,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062352188] [2024-10-11 17:18:08,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:08,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 17:18:08,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:08,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 17:18:08,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-11 17:18:08,982 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 592 out of 628 [2024-10-11 17:18:08,986 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 522 places, 534 transitions, 1142 flow. Second operand has 6 states, 6 states have (on average 593.5) internal successors, (3561), 6 states have internal predecessors, (3561), 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) [2024-10-11 17:18:08,986 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:08,986 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 592 of 628 [2024-10-11 17:18:08,986 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:09,337 INFO L124 PetriNetUnfolderBase]: 125/2383 cut-off events. [2024-10-11 17:18:09,337 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-10-11 17:18:09,351 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2586 conditions, 2383 events. 125/2383 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 15061 event pairs, 7 based on Foata normal form. 0/2135 useless extension candidates. Maximal degree in co-relation 2543. Up to 57 conditions per place. [2024-10-11 17:18:09,357 INFO L140 encePairwiseOnDemand]: 622/628 looper letters, 15 selfloop transitions, 6 changer transitions 0/537 dead transitions. [2024-10-11 17:18:09,357 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 526 places, 537 transitions, 1194 flow [2024-10-11 17:18:09,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 17:18:09,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-11 17:18:09,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3573 transitions. [2024-10-11 17:18:09,365 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9482484076433121 [2024-10-11 17:18:09,365 INFO L175 Difference]: Start difference. First operand has 522 places, 534 transitions, 1142 flow. Second operand 6 states and 3573 transitions. [2024-10-11 17:18:09,365 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 526 places, 537 transitions, 1194 flow [2024-10-11 17:18:09,369 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 526 places, 537 transitions, 1194 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-11 17:18:09,378 INFO L231 Difference]: Finished difference. Result has 526 places, 533 transitions, 1152 flow [2024-10-11 17:18:09,379 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1140, PETRI_DIFFERENCE_MINUEND_PLACES=521, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=533, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=527, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1152, PETRI_PLACES=526, PETRI_TRANSITIONS=533} [2024-10-11 17:18:09,379 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -57 predicate places. [2024-10-11 17:18:09,380 INFO L471 AbstractCegarLoop]: Abstraction has has 526 places, 533 transitions, 1152 flow [2024-10-11 17:18:09,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 593.5) internal successors, (3561), 6 states have internal predecessors, (3561), 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) [2024-10-11 17:18:09,382 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:09,382 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:09,382 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-11 17:18:09,383 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:09,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:09,383 INFO L85 PathProgramCache]: Analyzing trace with hash -487137283, now seen corresponding path program 1 times [2024-10-11 17:18:09,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:09,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943654088] [2024-10-11 17:18:09,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:09,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:09,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:09,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:09,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943654088] [2024-10-11 17:18:09,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943654088] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:09,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:09,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 17:18:09,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082532723] [2024-10-11 17:18:09,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:09,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 17:18:09,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:09,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 17:18:09,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 17:18:09,644 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 591 out of 628 [2024-10-11 17:18:09,647 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 526 places, 533 transitions, 1152 flow. Second operand has 4 states, 4 states have (on average 592.5) internal successors, (2370), 4 states have internal predecessors, (2370), 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) [2024-10-11 17:18:09,647 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:09,647 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 591 of 628 [2024-10-11 17:18:09,647 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:10,147 INFO L124 PetriNetUnfolderBase]: 192/3289 cut-off events. [2024-10-11 17:18:10,148 INFO L125 PetriNetUnfolderBase]: For 54/55 co-relation queries the response was YES. [2024-10-11 17:18:10,173 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3679 conditions, 3289 events. 192/3289 cut-off events. For 54/55 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 22193 event pairs, 16 based on Foata normal form. 0/2942 useless extension candidates. Maximal degree in co-relation 3636. Up to 133 conditions per place. [2024-10-11 17:18:10,183 INFO L140 encePairwiseOnDemand]: 618/628 looper letters, 20 selfloop transitions, 10 changer transitions 0/545 dead transitions. [2024-10-11 17:18:10,183 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 530 places, 545 transitions, 1239 flow [2024-10-11 17:18:10,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 17:18:10,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-11 17:18:10,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2986 transitions. [2024-10-11 17:18:10,191 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9509554140127389 [2024-10-11 17:18:10,191 INFO L175 Difference]: Start difference. First operand has 526 places, 533 transitions, 1152 flow. Second operand 5 states and 2986 transitions. [2024-10-11 17:18:10,191 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 530 places, 545 transitions, 1239 flow [2024-10-11 17:18:10,196 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 525 places, 545 transitions, 1227 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-11 17:18:10,202 INFO L231 Difference]: Finished difference. Result has 528 places, 541 transitions, 1210 flow [2024-10-11 17:18:10,203 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1140, PETRI_DIFFERENCE_MINUEND_PLACES=521, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=533, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=524, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1210, PETRI_PLACES=528, PETRI_TRANSITIONS=541} [2024-10-11 17:18:10,204 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -55 predicate places. [2024-10-11 17:18:10,204 INFO L471 AbstractCegarLoop]: Abstraction has has 528 places, 541 transitions, 1210 flow [2024-10-11 17:18:10,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 592.5) internal successors, (2370), 4 states have internal predecessors, (2370), 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) [2024-10-11 17:18:10,206 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:10,206 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:10,206 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-11 17:18:10,206 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting thread2Err42ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:10,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:10,207 INFO L85 PathProgramCache]: Analyzing trace with hash 299463710, now seen corresponding path program 1 times [2024-10-11 17:18:10,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:10,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851173174] [2024-10-11 17:18:10,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:10,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:10,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:10,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:10,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851173174] [2024-10-11 17:18:10,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851173174] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:10,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:10,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 17:18:10,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853667191] [2024-10-11 17:18:10,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:10,317 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 17:18:10,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:10,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 17:18:10,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 17:18:10,585 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 591 out of 628 [2024-10-11 17:18:10,587 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 528 places, 541 transitions, 1210 flow. Second operand has 4 states, 4 states have (on average 592.5) internal successors, (2370), 4 states have internal predecessors, (2370), 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) [2024-10-11 17:18:10,588 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:10,588 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 591 of 628 [2024-10-11 17:18:10,588 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:11,056 INFO L124 PetriNetUnfolderBase]: 189/3286 cut-off events. [2024-10-11 17:18:11,056 INFO L125 PetriNetUnfolderBase]: For 176/177 co-relation queries the response was YES. [2024-10-11 17:18:11,074 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3755 conditions, 3286 events. 189/3286 cut-off events. For 176/177 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 22152 event pairs, 16 based on Foata normal form. 0/2948 useless extension candidates. Maximal degree in co-relation 3708. Up to 133 conditions per place. [2024-10-11 17:18:11,083 INFO L140 encePairwiseOnDemand]: 618/628 looper letters, 20 selfloop transitions, 10 changer transitions 0/548 dead transitions. [2024-10-11 17:18:11,084 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 532 places, 548 transitions, 1287 flow [2024-10-11 17:18:11,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 17:18:11,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-11 17:18:11,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2986 transitions. [2024-10-11 17:18:11,090 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9509554140127389 [2024-10-11 17:18:11,090 INFO L175 Difference]: Start difference. First operand has 528 places, 541 transitions, 1210 flow. Second operand 5 states and 2986 transitions. [2024-10-11 17:18:11,090 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 532 places, 548 transitions, 1287 flow [2024-10-11 17:18:11,094 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 532 places, 548 transitions, 1287 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-11 17:18:11,100 INFO L231 Difference]: Finished difference. Result has 535 places, 544 transitions, 1260 flow [2024-10-11 17:18:11,101 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1210, PETRI_DIFFERENCE_MINUEND_PLACES=528, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=541, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=532, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1260, PETRI_PLACES=535, PETRI_TRANSITIONS=544} [2024-10-11 17:18:11,102 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -48 predicate places. [2024-10-11 17:18:11,102 INFO L471 AbstractCegarLoop]: Abstraction has has 535 places, 544 transitions, 1260 flow [2024-10-11 17:18:11,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 592.5) internal successors, (2370), 4 states have internal predecessors, (2370), 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) [2024-10-11 17:18:11,104 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:11,104 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:11,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-11 17:18:11,104 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting thread1Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:11,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:11,105 INFO L85 PathProgramCache]: Analyzing trace with hash -338005322, now seen corresponding path program 1 times [2024-10-11 17:18:11,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:11,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442511816] [2024-10-11 17:18:11,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:11,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:11,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:11,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:11,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442511816] [2024-10-11 17:18:11,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442511816] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:11,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:11,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:11,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216732679] [2024-10-11 17:18:11,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:11,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:11,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:11,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:11,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:11,164 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 597 out of 628 [2024-10-11 17:18:11,166 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 535 places, 544 transitions, 1260 flow. Second operand has 3 states, 3 states have (on average 599.3333333333334) internal successors, (1798), 3 states have internal predecessors, (1798), 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) [2024-10-11 17:18:11,166 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:11,166 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 597 of 628 [2024-10-11 17:18:11,166 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:11,510 INFO L124 PetriNetUnfolderBase]: 131/2550 cut-off events. [2024-10-11 17:18:11,510 INFO L125 PetriNetUnfolderBase]: For 157/157 co-relation queries the response was YES. [2024-10-11 17:18:11,530 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2985 conditions, 2550 events. 131/2550 cut-off events. For 157/157 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 15577 event pairs, 20 based on Foata normal form. 0/2316 useless extension candidates. Maximal degree in co-relation 2934. Up to 74 conditions per place. [2024-10-11 17:18:11,536 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 9 selfloop transitions, 2 changer transitions 0/544 dead transitions. [2024-10-11 17:18:11,537 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 536 places, 544 transitions, 1283 flow [2024-10-11 17:18:11,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:11,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:11,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1803 transitions. [2024-10-11 17:18:11,541 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9570063694267515 [2024-10-11 17:18:11,541 INFO L175 Difference]: Start difference. First operand has 535 places, 544 transitions, 1260 flow. Second operand 3 states and 1803 transitions. [2024-10-11 17:18:11,541 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 536 places, 544 transitions, 1283 flow [2024-10-11 17:18:11,546 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 536 places, 544 transitions, 1283 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-11 17:18:11,552 INFO L231 Difference]: Finished difference. Result has 536 places, 543 transitions, 1262 flow [2024-10-11 17:18:11,553 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1258, PETRI_DIFFERENCE_MINUEND_PLACES=534, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=543, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=541, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1262, PETRI_PLACES=536, PETRI_TRANSITIONS=543} [2024-10-11 17:18:11,554 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -47 predicate places. [2024-10-11 17:18:11,554 INFO L471 AbstractCegarLoop]: Abstraction has has 536 places, 543 transitions, 1262 flow [2024-10-11 17:18:11,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 599.3333333333334) internal successors, (1798), 3 states have internal predecessors, (1798), 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) [2024-10-11 17:18:11,556 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:11,556 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:11,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-11 17:18:11,557 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:11,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:11,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1026966071, now seen corresponding path program 1 times [2024-10-11 17:18:11,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:11,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088419377] [2024-10-11 17:18:11,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:11,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:11,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:11,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:11,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088419377] [2024-10-11 17:18:11,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088419377] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:11,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:11,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 17:18:11,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868577434] [2024-10-11 17:18:11,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:11,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 17:18:11,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:11,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 17:18:11,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-11 17:18:12,398 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 536 out of 628 [2024-10-11 17:18:12,402 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 536 places, 543 transitions, 1262 flow. Second operand has 6 states, 6 states have (on average 537.6666666666666) internal successors, (3226), 6 states have internal predecessors, (3226), 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) [2024-10-11 17:18:12,402 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:12,402 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 536 of 628 [2024-10-11 17:18:12,402 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:12,804 INFO L124 PetriNetUnfolderBase]: 287/2739 cut-off events. [2024-10-11 17:18:12,804 INFO L125 PetriNetUnfolderBase]: For 375/376 co-relation queries the response was YES. [2024-10-11 17:18:12,827 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3809 conditions, 2739 events. 287/2739 cut-off events. For 375/376 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 17790 event pairs, 30 based on Foata normal form. 0/2536 useless extension candidates. Maximal degree in co-relation 3755. Up to 224 conditions per place. [2024-10-11 17:18:12,835 INFO L140 encePairwiseOnDemand]: 574/628 looper letters, 23 selfloop transitions, 50 changer transitions 0/538 dead transitions. [2024-10-11 17:18:12,836 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 532 places, 538 transitions, 1402 flow [2024-10-11 17:18:12,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 17:18:12,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-11 17:18:12,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3293 transitions. [2024-10-11 17:18:12,842 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8739384288747346 [2024-10-11 17:18:12,842 INFO L175 Difference]: Start difference. First operand has 536 places, 543 transitions, 1262 flow. Second operand 6 states and 3293 transitions. [2024-10-11 17:18:12,843 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 532 places, 538 transitions, 1402 flow [2024-10-11 17:18:12,847 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 530 places, 538 transitions, 1398 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:18:12,853 INFO L231 Difference]: Finished difference. Result has 530 places, 534 transitions, 1340 flow [2024-10-11 17:18:12,854 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1240, PETRI_DIFFERENCE_MINUEND_PLACES=525, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=534, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=50, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=484, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1340, PETRI_PLACES=530, PETRI_TRANSITIONS=534} [2024-10-11 17:18:12,855 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -53 predicate places. [2024-10-11 17:18:12,856 INFO L471 AbstractCegarLoop]: Abstraction has has 530 places, 534 transitions, 1340 flow [2024-10-11 17:18:12,857 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 537.6666666666666) internal successors, (3226), 6 states have internal predecessors, (3226), 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) [2024-10-11 17:18:12,857 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:12,857 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:12,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-11 17:18:12,858 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting thread2Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:12,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:12,858 INFO L85 PathProgramCache]: Analyzing trace with hash -1413633226, now seen corresponding path program 1 times [2024-10-11 17:18:12,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:12,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264301638] [2024-10-11 17:18:12,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:12,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:12,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:12,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:12,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264301638] [2024-10-11 17:18:12,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1264301638] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:12,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:12,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:12,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876459948] [2024-10-11 17:18:12,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:12,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:12,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:12,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:12,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:13,057 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-11 17:18:13,058 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 530 places, 534 transitions, 1340 flow. Second operand has 3 states, 3 states have (on average 567.6666666666666) internal successors, (1703), 3 states have internal predecessors, (1703), 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) [2024-10-11 17:18:13,062 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:13,062 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-11 17:18:13,062 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:13,473 INFO L124 PetriNetUnfolderBase]: 249/3089 cut-off events. [2024-10-11 17:18:13,473 INFO L125 PetriNetUnfolderBase]: For 381/382 co-relation queries the response was YES. [2024-10-11 17:18:13,500 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4234 conditions, 3089 events. 249/3089 cut-off events. For 381/382 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 20732 event pairs, 116 based on Foata normal form. 0/2841 useless extension candidates. Maximal degree in co-relation 4182. Up to 420 conditions per place. [2024-10-11 17:18:13,509 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/534 dead transitions. [2024-10-11 17:18:13,509 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 531 places, 534 transitions, 1427 flow [2024-10-11 17:18:13,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:13,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:13,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-11 17:18:13,513 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-11 17:18:13,513 INFO L175 Difference]: Start difference. First operand has 530 places, 534 transitions, 1340 flow. Second operand 3 states and 1739 transitions. [2024-10-11 17:18:13,513 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 531 places, 534 transitions, 1427 flow [2024-10-11 17:18:13,519 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 526 places, 534 transitions, 1327 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-11 17:18:13,524 INFO L231 Difference]: Finished difference. Result has 526 places, 533 transitions, 1242 flow [2024-10-11 17:18:13,525 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1238, PETRI_DIFFERENCE_MINUEND_PLACES=524, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=533, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=531, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1242, PETRI_PLACES=526, PETRI_TRANSITIONS=533} [2024-10-11 17:18:13,526 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -57 predicate places. [2024-10-11 17:18:13,526 INFO L471 AbstractCegarLoop]: Abstraction has has 526 places, 533 transitions, 1242 flow [2024-10-11 17:18:13,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.6666666666666) internal successors, (1703), 3 states have internal predecessors, (1703), 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) [2024-10-11 17:18:13,531 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:13,531 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:13,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-11 17:18:13,531 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread2Err51ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:13,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:13,531 INFO L85 PathProgramCache]: Analyzing trace with hash -1962431722, now seen corresponding path program 1 times [2024-10-11 17:18:13,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:13,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229595039] [2024-10-11 17:18:13,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:13,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:13,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:13,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:13,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229595039] [2024-10-11 17:18:13,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229595039] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:13,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:13,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:13,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816084688] [2024-10-11 17:18:13,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:13,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:13,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:13,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:13,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:13,738 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-11 17:18:13,741 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 526 places, 533 transitions, 1242 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-10-11 17:18:13,741 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:13,741 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-11 17:18:13,742 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:14,225 INFO L124 PetriNetUnfolderBase]: 245/2996 cut-off events. [2024-10-11 17:18:14,226 INFO L125 PetriNetUnfolderBase]: For 277/278 co-relation queries the response was YES. [2024-10-11 17:18:14,248 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3797 conditions, 2996 events. 245/2996 cut-off events. For 277/278 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 20084 event pairs, 116 based on Foata normal form. 0/2757 useless extension candidates. Maximal degree in co-relation 3745. Up to 417 conditions per place. [2024-10-11 17:18:14,258 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/533 dead transitions. [2024-10-11 17:18:14,258 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 527 places, 533 transitions, 1329 flow [2024-10-11 17:18:14,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:14,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:14,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-11 17:18:14,262 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-11 17:18:14,263 INFO L175 Difference]: Start difference. First operand has 526 places, 533 transitions, 1242 flow. Second operand 3 states and 1739 transitions. [2024-10-11 17:18:14,263 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 527 places, 533 transitions, 1329 flow [2024-10-11 17:18:14,267 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 525 places, 533 transitions, 1325 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:18:14,274 INFO L231 Difference]: Finished difference. Result has 525 places, 532 transitions, 1240 flow [2024-10-11 17:18:14,275 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1236, PETRI_DIFFERENCE_MINUEND_PLACES=523, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=532, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=530, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1240, PETRI_PLACES=525, PETRI_TRANSITIONS=532} [2024-10-11 17:18:14,275 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -58 predicate places. [2024-10-11 17:18:14,275 INFO L471 AbstractCegarLoop]: Abstraction has has 525 places, 532 transitions, 1240 flow [2024-10-11 17:18:14,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-10-11 17:18:14,276 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:14,276 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:14,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-11 17:18:14,277 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thread2Err43ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:14,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:14,277 INFO L85 PathProgramCache]: Analyzing trace with hash 529054707, now seen corresponding path program 1 times [2024-10-11 17:18:14,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:14,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241055091] [2024-10-11 17:18:14,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:14,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:14,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:14,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:14,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:14,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241055091] [2024-10-11 17:18:14,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241055091] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:14,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:14,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:14,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719319351] [2024-10-11 17:18:14,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:14,314 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:14,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:14,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:14,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:14,442 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-11 17:18:14,444 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 525 places, 532 transitions, 1240 flow. Second operand has 3 states, 3 states have (on average 567.6666666666666) internal successors, (1703), 3 states have internal predecessors, (1703), 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) [2024-10-11 17:18:14,444 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:14,444 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-11 17:18:14,444 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:14,834 INFO L124 PetriNetUnfolderBase]: 244/2942 cut-off events. [2024-10-11 17:18:14,834 INFO L125 PetriNetUnfolderBase]: For 279/280 co-relation queries the response was YES. [2024-10-11 17:18:14,849 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3741 conditions, 2942 events. 244/2942 cut-off events. For 279/280 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 19613 event pairs, 116 based on Foata normal form. 0/2706 useless extension candidates. Maximal degree in co-relation 3689. Up to 418 conditions per place. [2024-10-11 17:18:14,855 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/532 dead transitions. [2024-10-11 17:18:14,855 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 526 places, 532 transitions, 1327 flow [2024-10-11 17:18:14,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:14,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:14,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-11 17:18:14,859 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-11 17:18:14,859 INFO L175 Difference]: Start difference. First operand has 525 places, 532 transitions, 1240 flow. Second operand 3 states and 1739 transitions. [2024-10-11 17:18:14,859 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 526 places, 532 transitions, 1327 flow [2024-10-11 17:18:14,863 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 524 places, 532 transitions, 1323 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:18:14,867 INFO L231 Difference]: Finished difference. Result has 524 places, 531 transitions, 1238 flow [2024-10-11 17:18:14,868 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1234, PETRI_DIFFERENCE_MINUEND_PLACES=522, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=531, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=529, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1238, PETRI_PLACES=524, PETRI_TRANSITIONS=531} [2024-10-11 17:18:14,869 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -59 predicate places. [2024-10-11 17:18:14,869 INFO L471 AbstractCegarLoop]: Abstraction has has 524 places, 531 transitions, 1238 flow [2024-10-11 17:18:14,869 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.6666666666666) internal successors, (1703), 3 states have internal predecessors, (1703), 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) [2024-10-11 17:18:14,869 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:14,870 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:14,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-11 17:18:14,870 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread2Err59ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:14,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:14,870 INFO L85 PathProgramCache]: Analyzing trace with hash 908686014, now seen corresponding path program 1 times [2024-10-11 17:18:14,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:14,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114926430] [2024-10-11 17:18:14,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:14,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:14,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:14,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:14,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:14,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114926430] [2024-10-11 17:18:14,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114926430] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:14,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:14,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:14,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013658243] [2024-10-11 17:18:14,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:14,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:14,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:14,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:14,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:15,056 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-11 17:18:15,057 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 524 places, 531 transitions, 1238 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-10-11 17:18:15,057 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:15,057 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-11 17:18:15,058 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:15,443 INFO L124 PetriNetUnfolderBase]: 240/2875 cut-off events. [2024-10-11 17:18:15,444 INFO L125 PetriNetUnfolderBase]: For 278/279 co-relation queries the response was YES. [2024-10-11 17:18:15,468 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3667 conditions, 2875 events. 240/2875 cut-off events. For 278/279 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 18896 event pairs, 116 based on Foata normal form. 0/2645 useless extension candidates. Maximal degree in co-relation 3615. Up to 416 conditions per place. [2024-10-11 17:18:15,477 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/531 dead transitions. [2024-10-11 17:18:15,477 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 525 places, 531 transitions, 1325 flow [2024-10-11 17:18:15,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:15,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:15,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-11 17:18:15,481 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-11 17:18:15,482 INFO L175 Difference]: Start difference. First operand has 524 places, 531 transitions, 1238 flow. Second operand 3 states and 1739 transitions. [2024-10-11 17:18:15,482 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 525 places, 531 transitions, 1325 flow [2024-10-11 17:18:15,486 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 523 places, 531 transitions, 1321 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:18:15,492 INFO L231 Difference]: Finished difference. Result has 523 places, 530 transitions, 1236 flow [2024-10-11 17:18:15,493 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1232, PETRI_DIFFERENCE_MINUEND_PLACES=521, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=530, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=528, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1236, PETRI_PLACES=523, PETRI_TRANSITIONS=530} [2024-10-11 17:18:15,493 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -60 predicate places. [2024-10-11 17:18:15,493 INFO L471 AbstractCegarLoop]: Abstraction has has 523 places, 530 transitions, 1236 flow [2024-10-11 17:18:15,494 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-10-11 17:18:15,494 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:15,494 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:15,494 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-11 17:18:15,495 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting thread2Err67ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:15,495 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:15,495 INFO L85 PathProgramCache]: Analyzing trace with hash 103476229, now seen corresponding path program 1 times [2024-10-11 17:18:15,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:15,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628166704] [2024-10-11 17:18:15,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:15,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:15,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:15,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:15,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:15,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628166704] [2024-10-11 17:18:15,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628166704] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:15,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:15,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:15,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304808273] [2024-10-11 17:18:15,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:15,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:15,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:15,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:15,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:15,715 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-11 17:18:15,717 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 523 places, 530 transitions, 1236 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-10-11 17:18:15,717 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:15,717 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-11 17:18:15,717 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:16,032 INFO L124 PetriNetUnfolderBase]: 239/2866 cut-off events. [2024-10-11 17:18:16,032 INFO L125 PetriNetUnfolderBase]: For 277/278 co-relation queries the response was YES. [2024-10-11 17:18:16,046 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3656 conditions, 2866 events. 239/2866 cut-off events. For 277/278 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 18840 event pairs, 116 based on Foata normal form. 0/2641 useless extension candidates. Maximal degree in co-relation 3604. Up to 415 conditions per place. [2024-10-11 17:18:16,053 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 40 selfloop transitions, 2 changer transitions 1/530 dead transitions. [2024-10-11 17:18:16,054 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 524 places, 530 transitions, 1323 flow [2024-10-11 17:18:16,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:16,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:16,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-11 17:18:16,058 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-11 17:18:16,058 INFO L175 Difference]: Start difference. First operand has 523 places, 530 transitions, 1236 flow. Second operand 3 states and 1739 transitions. [2024-10-11 17:18:16,058 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 524 places, 530 transitions, 1323 flow [2024-10-11 17:18:16,062 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 522 places, 530 transitions, 1319 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:18:16,067 INFO L231 Difference]: Finished difference. Result has 522 places, 529 transitions, 1234 flow [2024-10-11 17:18:16,068 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1230, PETRI_DIFFERENCE_MINUEND_PLACES=520, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=529, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=527, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1234, PETRI_PLACES=522, PETRI_TRANSITIONS=529} [2024-10-11 17:18:16,069 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -61 predicate places. [2024-10-11 17:18:16,069 INFO L471 AbstractCegarLoop]: Abstraction has has 522 places, 529 transitions, 1234 flow [2024-10-11 17:18:16,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-10-11 17:18:16,070 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:16,070 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:16,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-11 17:18:16,070 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting thread2Err14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:16,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:16,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1974509286, now seen corresponding path program 1 times [2024-10-11 17:18:16,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:16,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973749416] [2024-10-11 17:18:16,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:16,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:16,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:16,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:16,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:16,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973749416] [2024-10-11 17:18:16,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973749416] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:16,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:16,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:16,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403158028] [2024-10-11 17:18:16,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:16,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:16,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:16,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:16,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:16,246 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-11 17:18:16,248 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 522 places, 529 transitions, 1234 flow. Second operand has 3 states, 3 states have (on average 568.6666666666666) internal successors, (1706), 3 states have internal predecessors, (1706), 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) [2024-10-11 17:18:16,248 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:16,248 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-11 17:18:16,248 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:16,635 INFO L124 PetriNetUnfolderBase]: 248/3035 cut-off events. [2024-10-11 17:18:16,635 INFO L125 PetriNetUnfolderBase]: For 279/280 co-relation queries the response was YES. [2024-10-11 17:18:16,645 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3845 conditions, 3035 events. 248/3035 cut-off events. For 279/280 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 20152 event pairs, 116 based on Foata normal form. 0/2809 useless extension candidates. Maximal degree in co-relation 3793. Up to 420 conditions per place. [2024-10-11 17:18:16,650 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/529 dead transitions. [2024-10-11 17:18:16,651 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 523 places, 529 transitions, 1321 flow [2024-10-11 17:18:16,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:16,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:16,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-11 17:18:16,654 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-11 17:18:16,655 INFO L175 Difference]: Start difference. First operand has 522 places, 529 transitions, 1234 flow. Second operand 3 states and 1739 transitions. [2024-10-11 17:18:16,655 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 523 places, 529 transitions, 1321 flow [2024-10-11 17:18:16,660 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 521 places, 529 transitions, 1317 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:18:16,666 INFO L231 Difference]: Finished difference. Result has 521 places, 528 transitions, 1232 flow [2024-10-11 17:18:16,667 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1228, PETRI_DIFFERENCE_MINUEND_PLACES=519, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=528, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=526, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1232, PETRI_PLACES=521, PETRI_TRANSITIONS=528} [2024-10-11 17:18:16,668 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -62 predicate places. [2024-10-11 17:18:16,668 INFO L471 AbstractCegarLoop]: Abstraction has has 521 places, 528 transitions, 1232 flow [2024-10-11 17:18:16,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 568.6666666666666) internal successors, (1706), 3 states have internal predecessors, (1706), 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) [2024-10-11 17:18:16,669 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:16,669 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:16,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-10-11 17:18:16,670 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread2Err21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:16,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:16,670 INFO L85 PathProgramCache]: Analyzing trace with hash 230020957, now seen corresponding path program 1 times [2024-10-11 17:18:16,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:16,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695318222] [2024-10-11 17:18:16,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:16,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:16,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:16,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:16,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:16,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695318222] [2024-10-11 17:18:16,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695318222] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:16,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:16,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:16,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862318446] [2024-10-11 17:18:16,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:16,725 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:16,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:16,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:16,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:16,885 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-11 17:18:16,887 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 521 places, 528 transitions, 1232 flow. Second operand has 3 states, 3 states have (on average 569.6666666666666) internal successors, (1709), 3 states have internal predecessors, (1709), 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) [2024-10-11 17:18:16,887 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:16,887 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-11 17:18:16,887 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:17,210 INFO L124 PetriNetUnfolderBase]: 247/2996 cut-off events. [2024-10-11 17:18:17,210 INFO L125 PetriNetUnfolderBase]: For 279/280 co-relation queries the response was YES. [2024-10-11 17:18:17,227 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3807 conditions, 2996 events. 247/2996 cut-off events. For 279/280 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 19811 event pairs, 116 based on Foata normal form. 0/2776 useless extension candidates. Maximal degree in co-relation 3755. Up to 420 conditions per place. [2024-10-11 17:18:17,233 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/528 dead transitions. [2024-10-11 17:18:17,233 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 522 places, 528 transitions, 1319 flow [2024-10-11 17:18:17,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:17,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:17,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-11 17:18:17,236 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-11 17:18:17,236 INFO L175 Difference]: Start difference. First operand has 521 places, 528 transitions, 1232 flow. Second operand 3 states and 1739 transitions. [2024-10-11 17:18:17,236 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 522 places, 528 transitions, 1319 flow [2024-10-11 17:18:17,243 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 520 places, 528 transitions, 1315 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:18:17,248 INFO L231 Difference]: Finished difference. Result has 520 places, 527 transitions, 1230 flow [2024-10-11 17:18:17,248 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1226, PETRI_DIFFERENCE_MINUEND_PLACES=518, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=527, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=525, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1230, PETRI_PLACES=520, PETRI_TRANSITIONS=527} [2024-10-11 17:18:17,249 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -63 predicate places. [2024-10-11 17:18:17,249 INFO L471 AbstractCegarLoop]: Abstraction has has 520 places, 527 transitions, 1230 flow [2024-10-11 17:18:17,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.6666666666666) internal successors, (1709), 3 states have internal predecessors, (1709), 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) [2024-10-11 17:18:17,249 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:17,250 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:17,250 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-11 17:18:17,250 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread2Err28ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:17,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:17,250 INFO L85 PathProgramCache]: Analyzing trace with hash -765767180, now seen corresponding path program 1 times [2024-10-11 17:18:17,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:17,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299513588] [2024-10-11 17:18:17,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:17,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:17,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:17,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:17,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:17,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299513588] [2024-10-11 17:18:17,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299513588] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:17,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:17,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:17,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165332150] [2024-10-11 17:18:17,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:17,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:17,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:17,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:17,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:17,445 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-11 17:18:17,447 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 520 places, 527 transitions, 1230 flow. Second operand has 3 states, 3 states have (on average 570.6666666666666) internal successors, (1712), 3 states have internal predecessors, (1712), 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) [2024-10-11 17:18:17,447 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:17,447 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-11 17:18:17,447 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:17,838 INFO L124 PetriNetUnfolderBase]: 246/2957 cut-off events. [2024-10-11 17:18:17,838 INFO L125 PetriNetUnfolderBase]: For 279/280 co-relation queries the response was YES. [2024-10-11 17:18:17,863 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3768 conditions, 2957 events. 246/2957 cut-off events. For 279/280 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 19430 event pairs, 116 based on Foata normal form. 0/2743 useless extension candidates. Maximal degree in co-relation 3716. Up to 420 conditions per place. [2024-10-11 17:18:17,869 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/527 dead transitions. [2024-10-11 17:18:17,869 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 521 places, 527 transitions, 1317 flow [2024-10-11 17:18:17,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:17,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:17,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-11 17:18:17,872 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-11 17:18:17,872 INFO L175 Difference]: Start difference. First operand has 520 places, 527 transitions, 1230 flow. Second operand 3 states and 1739 transitions. [2024-10-11 17:18:17,872 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 521 places, 527 transitions, 1317 flow [2024-10-11 17:18:17,876 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 519 places, 527 transitions, 1313 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:18:17,880 INFO L231 Difference]: Finished difference. Result has 519 places, 526 transitions, 1228 flow [2024-10-11 17:18:17,881 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1224, PETRI_DIFFERENCE_MINUEND_PLACES=517, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=526, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=524, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1228, PETRI_PLACES=519, PETRI_TRANSITIONS=526} [2024-10-11 17:18:17,881 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -64 predicate places. [2024-10-11 17:18:17,881 INFO L471 AbstractCegarLoop]: Abstraction has has 519 places, 526 transitions, 1228 flow [2024-10-11 17:18:17,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 570.6666666666666) internal successors, (1712), 3 states have internal predecessors, (1712), 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) [2024-10-11 17:18:17,882 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:18:17,882 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:18:17,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-11 17:18:17,883 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread2Err35ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-11 17:18:17,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:18:17,883 INFO L85 PathProgramCache]: Analyzing trace with hash -1940220245, now seen corresponding path program 1 times [2024-10-11 17:18:17,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:18:17,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375786278] [2024-10-11 17:18:17,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:18:17,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:18:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:18:17,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:18:17,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:18:17,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375786278] [2024-10-11 17:18:17,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375786278] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:18:17,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:18:17,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:18:17,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463724521] [2024-10-11 17:18:17,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:18:17,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:18:17,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:18:17,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:18:17,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:18:18,089 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-11 17:18:18,091 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 519 places, 526 transitions, 1228 flow. Second operand has 3 states, 3 states have (on average 571.6666666666666) internal successors, (1715), 3 states have internal predecessors, (1715), 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) [2024-10-11 17:18:18,091 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:18:18,091 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-11 17:18:18,091 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:18:18,359 INFO L124 PetriNetUnfolderBase]: 245/2918 cut-off events. [2024-10-11 17:18:18,359 INFO L125 PetriNetUnfolderBase]: For 279/280 co-relation queries the response was YES. [2024-10-11 17:18:18,375 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3729 conditions, 2918 events. 245/2918 cut-off events. For 279/280 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 19194 event pairs, 116 based on Foata normal form. 0/2710 useless extension candidates. Maximal degree in co-relation 3677. Up to 420 conditions per place. [2024-10-11 17:18:18,377 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 0 selfloop transitions, 0 changer transitions 526/526 dead transitions. [2024-10-11 17:18:18,377 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 520 places, 526 transitions, 1315 flow [2024-10-11 17:18:18,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:18:18,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:18:18,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-11 17:18:18,380 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-11 17:18:18,380 INFO L175 Difference]: Start difference. First operand has 519 places, 526 transitions, 1228 flow. Second operand 3 states and 1739 transitions. [2024-10-11 17:18:18,380 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 520 places, 526 transitions, 1315 flow [2024-10-11 17:18:18,384 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 518 places, 526 transitions, 1311 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:18:18,386 INFO L231 Difference]: Finished difference. Result has 518 places, 0 transitions, 0 flow [2024-10-11 17:18:18,386 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1222, PETRI_DIFFERENCE_MINUEND_PLACES=516, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=525, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=525, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=518, PETRI_TRANSITIONS=0} [2024-10-11 17:18:18,386 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -65 predicate places. [2024-10-11 17:18:18,387 INFO L471 AbstractCegarLoop]: Abstraction has has 518 places, 0 transitions, 0 flow [2024-10-11 17:18:18,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 571.6666666666666) internal successors, (1715), 3 states have internal predecessors, (1715), 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) [2024-10-11 17:18:18,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (161 of 162 remaining) [2024-10-11 17:18:18,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (160 of 162 remaining) [2024-10-11 17:18:18,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (159 of 162 remaining) [2024-10-11 17:18:18,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (158 of 162 remaining) [2024-10-11 17:18:18,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (157 of 162 remaining) [2024-10-11 17:18:18,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (156 of 162 remaining) [2024-10-11 17:18:18,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (155 of 162 remaining) [2024-10-11 17:18:18,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (154 of 162 remaining) [2024-10-11 17:18:18,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (153 of 162 remaining) [2024-10-11 17:18:18,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (152 of 162 remaining) [2024-10-11 17:18:18,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (151 of 162 remaining) [2024-10-11 17:18:18,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (150 of 162 remaining) [2024-10-11 17:18:18,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (149 of 162 remaining) [2024-10-11 17:18:18,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (148 of 162 remaining) [2024-10-11 17:18:18,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (147 of 162 remaining) [2024-10-11 17:18:18,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (146 of 162 remaining) [2024-10-11 17:18:18,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (145 of 162 remaining) [2024-10-11 17:18:18,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (144 of 162 remaining) [2024-10-11 17:18:18,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (143 of 162 remaining) [2024-10-11 17:18:18,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err53ASSERT_VIOLATIONDATA_RACE (142 of 162 remaining) [2024-10-11 17:18:18,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err60ASSERT_VIOLATIONDATA_RACE (141 of 162 remaining) [2024-10-11 17:18:18,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (140 of 162 remaining) [2024-10-11 17:18:18,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (139 of 162 remaining) [2024-10-11 17:18:18,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err61ASSERT_VIOLATIONDATA_RACE (138 of 162 remaining) [2024-10-11 17:18:18,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (137 of 162 remaining) [2024-10-11 17:18:18,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err54ASSERT_VIOLATIONDATA_RACE (136 of 162 remaining) [2024-10-11 17:18:18,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (135 of 162 remaining) [2024-10-11 17:18:18,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (134 of 162 remaining) [2024-10-11 17:18:18,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err55ASSERT_VIOLATIONDATA_RACE (133 of 162 remaining) [2024-10-11 17:18:18,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (132 of 162 remaining) [2024-10-11 17:18:18,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err62ASSERT_VIOLATIONDATA_RACE (131 of 162 remaining) [2024-10-11 17:18:18,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (130 of 162 remaining) [2024-10-11 17:18:18,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err63ASSERT_VIOLATIONDATA_RACE (129 of 162 remaining) [2024-10-11 17:18:18,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (128 of 162 remaining) [2024-10-11 17:18:18,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err56ASSERT_VIOLATIONDATA_RACE (127 of 162 remaining) [2024-10-11 17:18:18,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (126 of 162 remaining) [2024-10-11 17:18:18,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (125 of 162 remaining) [2024-10-11 17:18:18,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err57ASSERT_VIOLATIONDATA_RACE (124 of 162 remaining) [2024-10-11 17:18:18,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err64ASSERT_VIOLATIONDATA_RACE (123 of 162 remaining) [2024-10-11 17:18:18,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (122 of 162 remaining) [2024-10-11 17:18:18,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (121 of 162 remaining) [2024-10-11 17:18:18,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err65ASSERT_VIOLATIONDATA_RACE (120 of 162 remaining) [2024-10-11 17:18:18,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (119 of 162 remaining) [2024-10-11 17:18:18,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err58ASSERT_VIOLATIONDATA_RACE (118 of 162 remaining) [2024-10-11 17:18:18,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (117 of 162 remaining) [2024-10-11 17:18:18,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err66ASSERT_VIOLATIONDATA_RACE (116 of 162 remaining) [2024-10-11 17:18:18,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (115 of 162 remaining) [2024-10-11 17:18:18,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err59ASSERT_VIOLATIONDATA_RACE (114 of 162 remaining) [2024-10-11 17:18:18,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err67ASSERT_VIOLATIONDATA_RACE (113 of 162 remaining) [2024-10-11 17:18:18,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (112 of 162 remaining) [2024-10-11 17:18:18,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (111 of 162 remaining) [2024-10-11 17:18:18,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (110 of 162 remaining) [2024-10-11 17:18:18,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (109 of 162 remaining) [2024-10-11 17:18:18,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (108 of 162 remaining) [2024-10-11 17:18:18,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (107 of 162 remaining) [2024-10-11 17:18:18,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (106 of 162 remaining) [2024-10-11 17:18:18,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (105 of 162 remaining) [2024-10-11 17:18:18,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (104 of 162 remaining) [2024-10-11 17:18:18,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (103 of 162 remaining) [2024-10-11 17:18:18,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (102 of 162 remaining) [2024-10-11 17:18:18,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (101 of 162 remaining) [2024-10-11 17:18:18,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (100 of 162 remaining) [2024-10-11 17:18:18,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (99 of 162 remaining) [2024-10-11 17:18:18,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (98 of 162 remaining) [2024-10-11 17:18:18,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (97 of 162 remaining) [2024-10-11 17:18:18,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (96 of 162 remaining) [2024-10-11 17:18:18,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (95 of 162 remaining) [2024-10-11 17:18:18,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (94 of 162 remaining) [2024-10-11 17:18:18,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (93 of 162 remaining) [2024-10-11 17:18:18,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (92 of 162 remaining) [2024-10-11 17:18:18,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (91 of 162 remaining) [2024-10-11 17:18:18,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (90 of 162 remaining) [2024-10-11 17:18:18,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (89 of 162 remaining) [2024-10-11 17:18:18,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (88 of 162 remaining) [2024-10-11 17:18:18,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (87 of 162 remaining) [2024-10-11 17:18:18,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (86 of 162 remaining) [2024-10-11 17:18:18,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (85 of 162 remaining) [2024-10-11 17:18:18,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (84 of 162 remaining) [2024-10-11 17:18:18,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (83 of 162 remaining) [2024-10-11 17:18:18,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (82 of 162 remaining) [2024-10-11 17:18:18,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (81 of 162 remaining) [2024-10-11 17:18:18,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (80 of 162 remaining) [2024-10-11 17:18:18,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (79 of 162 remaining) [2024-10-11 17:18:18,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (78 of 162 remaining) [2024-10-11 17:18:18,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (77 of 162 remaining) [2024-10-11 17:18:18,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (76 of 162 remaining) [2024-10-11 17:18:18,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (75 of 162 remaining) [2024-10-11 17:18:18,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (74 of 162 remaining) [2024-10-11 17:18:18,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (73 of 162 remaining) [2024-10-11 17:18:18,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (72 of 162 remaining) [2024-10-11 17:18:18,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (71 of 162 remaining) [2024-10-11 17:18:18,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (70 of 162 remaining) [2024-10-11 17:18:18,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (69 of 162 remaining) [2024-10-11 17:18:18,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (68 of 162 remaining) [2024-10-11 17:18:18,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (67 of 162 remaining) [2024-10-11 17:18:18,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (66 of 162 remaining) [2024-10-11 17:18:18,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (65 of 162 remaining) [2024-10-11 17:18:18,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (64 of 162 remaining) [2024-10-11 17:18:18,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (63 of 162 remaining) [2024-10-11 17:18:18,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (62 of 162 remaining) [2024-10-11 17:18:18,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (61 of 162 remaining) [2024-10-11 17:18:18,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (60 of 162 remaining) [2024-10-11 17:18:18,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (59 of 162 remaining) [2024-10-11 17:18:18,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (58 of 162 remaining) [2024-10-11 17:18:18,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (57 of 162 remaining) [2024-10-11 17:18:18,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err53ASSERT_VIOLATIONDATA_RACE (56 of 162 remaining) [2024-10-11 17:18:18,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err60ASSERT_VIOLATIONDATA_RACE (55 of 162 remaining) [2024-10-11 17:18:18,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (54 of 162 remaining) [2024-10-11 17:18:18,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (53 of 162 remaining) [2024-10-11 17:18:18,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err61ASSERT_VIOLATIONDATA_RACE (52 of 162 remaining) [2024-10-11 17:18:18,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (51 of 162 remaining) [2024-10-11 17:18:18,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err54ASSERT_VIOLATIONDATA_RACE (50 of 162 remaining) [2024-10-11 17:18:18,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (49 of 162 remaining) [2024-10-11 17:18:18,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (48 of 162 remaining) [2024-10-11 17:18:18,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err55ASSERT_VIOLATIONDATA_RACE (47 of 162 remaining) [2024-10-11 17:18:18,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (46 of 162 remaining) [2024-10-11 17:18:18,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err62ASSERT_VIOLATIONDATA_RACE (45 of 162 remaining) [2024-10-11 17:18:18,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (44 of 162 remaining) [2024-10-11 17:18:18,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err63ASSERT_VIOLATIONDATA_RACE (43 of 162 remaining) [2024-10-11 17:18:18,403 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (42 of 162 remaining) [2024-10-11 17:18:18,403 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err56ASSERT_VIOLATIONDATA_RACE (41 of 162 remaining) [2024-10-11 17:18:18,403 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (40 of 162 remaining) [2024-10-11 17:18:18,403 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (39 of 162 remaining) [2024-10-11 17:18:18,403 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err57ASSERT_VIOLATIONDATA_RACE (38 of 162 remaining) [2024-10-11 17:18:18,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err64ASSERT_VIOLATIONDATA_RACE (37 of 162 remaining) [2024-10-11 17:18:18,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (36 of 162 remaining) [2024-10-11 17:18:18,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (35 of 162 remaining) [2024-10-11 17:18:18,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err65ASSERT_VIOLATIONDATA_RACE (34 of 162 remaining) [2024-10-11 17:18:18,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (33 of 162 remaining) [2024-10-11 17:18:18,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err58ASSERT_VIOLATIONDATA_RACE (32 of 162 remaining) [2024-10-11 17:18:18,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (31 of 162 remaining) [2024-10-11 17:18:18,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err66ASSERT_VIOLATIONDATA_RACE (30 of 162 remaining) [2024-10-11 17:18:18,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (29 of 162 remaining) [2024-10-11 17:18:18,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err59ASSERT_VIOLATIONDATA_RACE (28 of 162 remaining) [2024-10-11 17:18:18,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err67ASSERT_VIOLATIONDATA_RACE (27 of 162 remaining) [2024-10-11 17:18:18,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (26 of 162 remaining) [2024-10-11 17:18:18,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (25 of 162 remaining) [2024-10-11 17:18:18,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (24 of 162 remaining) [2024-10-11 17:18:18,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (23 of 162 remaining) [2024-10-11 17:18:18,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (22 of 162 remaining) [2024-10-11 17:18:18,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (21 of 162 remaining) [2024-10-11 17:18:18,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (20 of 162 remaining) [2024-10-11 17:18:18,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (19 of 162 remaining) [2024-10-11 17:18:18,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (18 of 162 remaining) [2024-10-11 17:18:18,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (17 of 162 remaining) [2024-10-11 17:18:18,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (16 of 162 remaining) [2024-10-11 17:18:18,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (15 of 162 remaining) [2024-10-11 17:18:18,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (14 of 162 remaining) [2024-10-11 17:18:18,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (13 of 162 remaining) [2024-10-11 17:18:18,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (12 of 162 remaining) [2024-10-11 17:18:18,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (11 of 162 remaining) [2024-10-11 17:18:18,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (10 of 162 remaining) [2024-10-11 17:18:18,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (9 of 162 remaining) [2024-10-11 17:18:18,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (8 of 162 remaining) [2024-10-11 17:18:18,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (7 of 162 remaining) [2024-10-11 17:18:18,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (6 of 162 remaining) [2024-10-11 17:18:18,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (5 of 162 remaining) [2024-10-11 17:18:18,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (4 of 162 remaining) [2024-10-11 17:18:18,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (3 of 162 remaining) [2024-10-11 17:18:18,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (2 of 162 remaining) [2024-10-11 17:18:18,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (1 of 162 remaining) [2024-10-11 17:18:18,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (0 of 162 remaining) [2024-10-11 17:18:18,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-10-11 17:18:18,409 INFO L407 BasicCegarLoop]: Path program 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] [2024-10-11 17:18:18,415 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-11 17:18:18,416 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 17:18:18,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 05:18:18 BasicIcfg [2024-10-11 17:18:18,421 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 17:18:18,421 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 17:18:18,421 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 17:18:18,422 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 17:18:18,422 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 05:18:02" (3/4) ... [2024-10-11 17:18:18,424 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-11 17:18:18,428 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-11 17:18:18,428 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-11 17:18:18,432 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-10-11 17:18:18,432 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-11 17:18:18,433 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-11 17:18:18,433 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-11 17:18:18,523 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-11 17:18:18,525 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-11 17:18:18,525 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 17:18:18,526 INFO L158 Benchmark]: Toolchain (without parser) took 18100.04ms. Allocated memory was 184.5MB in the beginning and 771.8MB in the end (delta: 587.2MB). Free memory was 116.1MB in the beginning and 316.3MB in the end (delta: -200.2MB). Peak memory consumption was 388.4MB. Max. memory is 16.1GB. [2024-10-11 17:18:18,526 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 17:18:18,526 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.74ms. Allocated memory is still 184.5MB. Free memory was 115.8MB in the beginning and 100.4MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-11 17:18:18,526 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.59ms. Allocated memory is still 184.5MB. Free memory was 100.4MB in the beginning and 96.6MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 17:18:18,527 INFO L158 Benchmark]: Boogie Preprocessor took 72.05ms. Allocated memory is still 184.5MB. Free memory was 96.6MB in the beginning and 93.4MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 17:18:18,527 INFO L158 Benchmark]: RCFGBuilder took 1140.14ms. Allocated memory is still 184.5MB. Free memory was 93.4MB in the beginning and 117.2MB in the end (delta: -23.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-11 17:18:18,528 INFO L158 Benchmark]: TraceAbstraction took 16369.12ms. Allocated memory was 184.5MB in the beginning and 771.8MB in the end (delta: 587.2MB). Free memory was 116.7MB in the beginning and 322.6MB in the end (delta: -205.9MB). Peak memory consumption was 384.5MB. Max. memory is 16.1GB. [2024-10-11 17:18:18,528 INFO L158 Benchmark]: Witness Printer took 103.75ms. Allocated memory is still 771.8MB. Free memory was 322.6MB in the beginning and 316.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-11 17:18:18,529 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.74ms. Allocated memory is still 184.5MB. Free memory was 115.8MB in the beginning and 100.4MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.59ms. Allocated memory is still 184.5MB. Free memory was 100.4MB in the beginning and 96.6MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.05ms. Allocated memory is still 184.5MB. Free memory was 96.6MB in the beginning and 93.4MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1140.14ms. Allocated memory is still 184.5MB. Free memory was 93.4MB in the beginning and 117.2MB in the end (delta: -23.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 16369.12ms. Allocated memory was 184.5MB in the beginning and 771.8MB in the end (delta: 587.2MB). Free memory was 116.7MB in the beginning and 322.6MB in the end (delta: -205.9MB). Peak memory consumption was 384.5MB. Max. memory is 16.1GB. * Witness Printer took 103.75ms. Allocated memory is still 771.8MB. Free memory was 322.6MB in the beginning and 316.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 126]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 1061 locations, 162 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: 16.1s, OverallIterations: 24, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 12.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4399 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1602 mSDsluCounter, 835 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 116 mSDsCounter, 492 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4399 IncrementalHoareTripleChecker+Invalid, 4891 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 492 mSolverCounterUnsat, 719 mSDtfsCounter, 4399 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1340occurred in iteration=15, InterpolantAutomatonStates: 87, 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: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 2586 NumberOfCodeBlocks, 2586 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 2562 ConstructedInterpolants, 0 QuantifiedInterpolants, 3425 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 24 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 84 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-11 17:18:18,559 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE