./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1-race.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1-race.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 e12b29ddb474fc17e74c2b71eb245022640b1de10fdbbb130c7f22e13cd3653f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 14:07:57,606 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 14:07:57,663 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-10 14:07:57,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 14:07:57,670 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 14:07:57,693 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 14:07:57,694 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 14:07:57,694 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 14:07:57,695 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 14:07:57,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 14:07:57,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 14:07:57,697 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 14:07:57,697 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 14:07:57,698 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 14:07:57,700 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 14:07:57,700 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 14:07:57,700 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 14:07:57,701 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 14:07:57,701 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 14:07:57,701 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 14:07:57,702 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 14:07:57,705 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 14:07:57,705 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-10 14:07:57,705 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 14:07:57,705 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 14:07:57,705 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 14:07:57,706 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 14:07:57,706 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 14:07:57,706 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 14:07:57,706 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 14:07:57,706 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 14:07:57,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 14:07:57,707 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 14:07:57,707 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 14:07:57,707 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 14:07:57,707 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 14:07:57,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 14:07:57,707 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 14:07:57,708 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 14:07:57,708 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 14:07:57,708 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 14:07:57,708 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e12b29ddb474fc17e74c2b71eb245022640b1de10fdbbb130c7f22e13cd3653f [2024-11-10 14:07:57,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 14:07:57,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 14:07:57,976 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 14:07:57,977 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 14:07:57,977 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 14:07:57,978 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1-race.i [2024-11-10 14:07:59,306 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 14:07:59,478 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 14:07:59,479 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1-race.i [2024-11-10 14:07:59,498 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc2b472ce/57b911c2b74d4d16a37acf5f023e054e/FLAGbcf633add [2024-11-10 14:07:59,854 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc2b472ce/57b911c2b74d4d16a37acf5f023e054e [2024-11-10 14:07:59,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 14:07:59,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 14:07:59,859 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 14:07:59,859 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 14:07:59,863 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 14:07:59,864 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:07:59" (1/1) ... [2024-11-10 14:07:59,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@382b39b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:07:59, skipping insertion in model container [2024-11-10 14:07:59,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:07:59" (1/1) ... [2024-11-10 14:07:59,892 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 14:08:00,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 14:08:00,233 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 14:08:00,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 14:08:00,318 INFO L204 MainTranslator]: Completed translation [2024-11-10 14:08:00,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:08:00 WrapperNode [2024-11-10 14:08:00,319 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 14:08:00,320 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 14:08:00,320 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 14:08:00,320 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 14:08:00,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:08:00" (1/1) ... [2024-11-10 14:08:00,343 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:08:00" (1/1) ... [2024-11-10 14:08:00,478 INFO L138 Inliner]: procedures = 177, calls = 45, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 958 [2024-11-10 14:08:00,481 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 14:08:00,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 14:08:00,481 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 14:08:00,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 14:08:00,489 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:08:00" (1/1) ... [2024-11-10 14:08:00,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:08:00" (1/1) ... [2024-11-10 14:08:00,501 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:08:00" (1/1) ... [2024-11-10 14:08:00,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:08:00" (1/1) ... [2024-11-10 14:08:00,520 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:08:00" (1/1) ... [2024-11-10 14:08:00,524 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:08:00" (1/1) ... [2024-11-10 14:08:00,533 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:08:00" (1/1) ... [2024-11-10 14:08:00,536 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:08:00" (1/1) ... [2024-11-10 14:08:00,541 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 14:08:00,542 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 14:08:00,542 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 14:08:00,542 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 14:08:00,543 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:08:00" (1/1) ... [2024-11-10 14:08:00,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 14:08:00,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 14:08:00,598 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 14:08:00,607 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 14:08:00,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-10 14:08:00,649 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-10 14:08:00,649 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-10 14:08:00,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-10 14:08:00,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 14:08:00,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-10 14:08:00,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-10 14:08:00,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-10 14:08:00,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 14:08:00,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 14:08:00,651 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-10 14:08:00,769 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 14:08:00,771 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 14:08:01,664 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-10 14:08:01,664 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 14:08:01,963 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 14:08:01,963 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 14:08:01,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:08:01 BoogieIcfgContainer [2024-11-10 14:08:01,964 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 14:08:01,966 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 14:08:01,966 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 14:08:01,970 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 14:08:01,970 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 02:07:59" (1/3) ... [2024-11-10 14:08:01,971 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@136c637e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:08:01, skipping insertion in model container [2024-11-10 14:08:01,971 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:08:00" (2/3) ... [2024-11-10 14:08:01,971 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@136c637e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:08:01, skipping insertion in model container [2024-11-10 14:08:01,971 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:08:01" (3/3) ... [2024-11-10 14:08:01,972 INFO L112 eAbstractionObserver]: Analyzing ICFG 26_stack_cas_longer-1-race.i [2024-11-10 14:08:01,990 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 14:08:01,991 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2024-11-10 14:08:01,991 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-10 14:08:02,127 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-10 14:08:02,176 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 821 places, 828 transitions, 1660 flow [2024-11-10 14:08:02,426 INFO L124 PetriNetUnfolderBase]: 11/838 cut-off events. [2024-11-10 14:08:02,427 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-10 14:08:02,435 INFO L83 FinitePrefix]: Finished finitePrefix Result has 842 conditions, 838 events. 11/838 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 264 event pairs, 0 based on Foata normal form. 0/799 useless extension candidates. Maximal degree in co-relation 671. Up to 4 conditions per place. [2024-11-10 14:08:02,436 INFO L82 GeneralOperation]: Start removeDead. Operand has 821 places, 828 transitions, 1660 flow [2024-11-10 14:08:02,449 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 821 places, 828 transitions, 1660 flow [2024-11-10 14:08:02,461 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 14:08:02,466 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;@3345edf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 14:08:02,468 INFO L334 AbstractCegarLoop]: Starting to check reachability of 53 error locations. [2024-11-10 14:08:02,582 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-10 14:08:02,583 INFO L124 PetriNetUnfolderBase]: 1/674 cut-off events. [2024-11-10 14:08:02,584 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-10 14:08:02,584 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:08:02,585 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:08:02,586 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err25ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2024-11-10 14:08:02,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:08:02,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1442217304, now seen corresponding path program 1 times [2024-11-10 14:08:02,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:08:02,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900176194] [2024-11-10 14:08:02,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:08:02,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:08:03,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:08:05,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:08:05,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:08:05,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900176194] [2024-11-10 14:08:05,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900176194] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:08:05,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:08:05,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-10 14:08:05,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435037963] [2024-11-10 14:08:05,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:08:05,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 14:08:05,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:08:05,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 14:08:05,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 14:08:05,080 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 799 out of 828 [2024-11-10 14:08:05,085 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 821 places, 828 transitions, 1660 flow. Second operand has 2 states, 2 states have (on average 800.0) internal successors, (1600), 2 states have internal predecessors, (1600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:08:05,085 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:08:05,085 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 799 of 828 [2024-11-10 14:08:05,086 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:08:05,347 INFO L124 PetriNetUnfolderBase]: 5/806 cut-off events. [2024-11-10 14:08:05,349 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-10 14:08:05,349 INFO L83 FinitePrefix]: Finished finitePrefix Result has 819 conditions, 806 events. 5/806 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 168 event pairs, 0 based on Foata normal form. 16/806 useless extension candidates. Maximal degree in co-relation 145. Up to 9 conditions per place. [2024-11-10 14:08:05,353 INFO L140 encePairwiseOnDemand]: 807/828 looper letters, 8 selfloop transitions, 0 changer transitions 0/801 dead transitions. [2024-11-10 14:08:05,353 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 800 places, 801 transitions, 1622 flow [2024-11-10 14:08:05,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 14:08:05,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-10 14:08:05,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1627 transitions. [2024-11-10 14:08:05,373 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.982487922705314 [2024-11-10 14:08:05,375 INFO L175 Difference]: Start difference. First operand has 821 places, 828 transitions, 1660 flow. Second operand 2 states and 1627 transitions. [2024-11-10 14:08:05,375 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 800 places, 801 transitions, 1622 flow [2024-11-10 14:08:05,384 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 800 places, 801 transitions, 1622 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-10 14:08:05,396 INFO L231 Difference]: Finished difference. Result has 800 places, 801 transitions, 1606 flow [2024-11-10 14:08:05,399 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=828, PETRI_DIFFERENCE_MINUEND_FLOW=1606, PETRI_DIFFERENCE_MINUEND_PLACES=799, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=801, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=801, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1606, PETRI_PLACES=800, PETRI_TRANSITIONS=801} [2024-11-10 14:08:05,402 INFO L277 CegarLoopForPetriNet]: 821 programPoint places, -21 predicate places. [2024-11-10 14:08:05,404 INFO L471 AbstractCegarLoop]: Abstraction has has 800 places, 801 transitions, 1606 flow [2024-11-10 14:08:05,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 800.0) internal successors, (1600), 2 states have internal predecessors, (1600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:08:05,406 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:08:05,406 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:08:05,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 14:08:05,407 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err23ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2024-11-10 14:08:05,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:08:05,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1303677484, now seen corresponding path program 1 times [2024-11-10 14:08:05,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:08:05,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443457041] [2024-11-10 14:08:05,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:08:05,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:08:05,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:08:05,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:08:05,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:08:05,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443457041] [2024-11-10 14:08:05,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443457041] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:08:05,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:08:05,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:08:05,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788624999] [2024-11-10 14:08:05,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:08:05,819 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:08:05,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:08:05,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:08:05,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:08:05,833 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 795 out of 828 [2024-11-10 14:08:05,836 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 800 places, 801 transitions, 1606 flow. Second operand has 3 states, 3 states have (on average 796.3333333333334) internal successors, (2389), 3 states have internal predecessors, (2389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:08:05,836 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:08:05,836 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 795 of 828 [2024-11-10 14:08:05,836 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:08:06,042 INFO L124 PetriNetUnfolderBase]: 8/912 cut-off events. [2024-11-10 14:08:06,044 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-10 14:08:06,046 INFO L83 FinitePrefix]: Finished finitePrefix Result has 935 conditions, 912 events. 8/912 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 506 event pairs, 0 based on Foata normal form. 0/885 useless extension candidates. Maximal degree in co-relation 931. Up to 10 conditions per place. [2024-11-10 14:08:06,048 INFO L140 encePairwiseOnDemand]: 825/828 looper letters, 15 selfloop transitions, 2 changer transitions 0/806 dead transitions. [2024-11-10 14:08:06,048 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 801 places, 806 transitions, 1650 flow [2024-11-10 14:08:06,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:08:06,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:08:06,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2403 transitions. [2024-11-10 14:08:06,054 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.967391304347826 [2024-11-10 14:08:06,055 INFO L175 Difference]: Start difference. First operand has 800 places, 801 transitions, 1606 flow. Second operand 3 states and 2403 transitions. [2024-11-10 14:08:06,055 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 801 places, 806 transitions, 1650 flow [2024-11-10 14:08:06,059 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 801 places, 806 transitions, 1650 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-10 14:08:06,067 INFO L231 Difference]: Finished difference. Result has 801 places, 800 transitions, 1608 flow [2024-11-10 14:08:06,068 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=828, PETRI_DIFFERENCE_MINUEND_FLOW=1604, PETRI_DIFFERENCE_MINUEND_PLACES=799, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=800, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=798, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1608, PETRI_PLACES=801, PETRI_TRANSITIONS=800} [2024-11-10 14:08:06,069 INFO L277 CegarLoopForPetriNet]: 821 programPoint places, -20 predicate places. [2024-11-10 14:08:06,070 INFO L471 AbstractCegarLoop]: Abstraction has has 801 places, 800 transitions, 1608 flow [2024-11-10 14:08:06,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 796.3333333333334) internal successors, (2389), 3 states have internal predecessors, (2389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:08:06,072 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:08:06,072 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:08:06,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 14:08:06,073 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2024-11-10 14:08:06,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:08:06,074 INFO L85 PathProgramCache]: Analyzing trace with hash 534875217, now seen corresponding path program 1 times [2024-11-10 14:08:06,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:08:06,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773142482] [2024-11-10 14:08:06,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:08:06,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:08:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 14:08:06,275 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 14:08:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 14:08:06,630 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 14:08:06,631 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-10 14:08:06,631 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (52 of 53 remaining) [2024-11-10 14:08:06,633 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (51 of 53 remaining) [2024-11-10 14:08:06,633 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (50 of 53 remaining) [2024-11-10 14:08:06,633 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (49 of 53 remaining) [2024-11-10 14:08:06,634 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (48 of 53 remaining) [2024-11-10 14:08:06,634 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (47 of 53 remaining) [2024-11-10 14:08:06,634 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (46 of 53 remaining) [2024-11-10 14:08:06,634 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (45 of 53 remaining) [2024-11-10 14:08:06,634 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (44 of 53 remaining) [2024-11-10 14:08:06,634 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (43 of 53 remaining) [2024-11-10 14:08:06,635 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (42 of 53 remaining) [2024-11-10 14:08:06,635 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (41 of 53 remaining) [2024-11-10 14:08:06,635 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (40 of 53 remaining) [2024-11-10 14:08:06,635 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (39 of 53 remaining) [2024-11-10 14:08:06,635 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (38 of 53 remaining) [2024-11-10 14:08:06,635 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (37 of 53 remaining) [2024-11-10 14:08:06,635 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (36 of 53 remaining) [2024-11-10 14:08:06,636 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (35 of 53 remaining) [2024-11-10 14:08:06,636 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (34 of 53 remaining) [2024-11-10 14:08:06,636 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (33 of 53 remaining) [2024-11-10 14:08:06,636 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (32 of 53 remaining) [2024-11-10 14:08:06,636 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (31 of 53 remaining) [2024-11-10 14:08:06,636 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (30 of 53 remaining) [2024-11-10 14:08:06,637 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (29 of 53 remaining) [2024-11-10 14:08:06,637 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (28 of 53 remaining) [2024-11-10 14:08:06,637 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (27 of 53 remaining) [2024-11-10 14:08:06,637 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (26 of 53 remaining) [2024-11-10 14:08:06,637 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (25 of 53 remaining) [2024-11-10 14:08:06,637 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (24 of 53 remaining) [2024-11-10 14:08:06,637 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (23 of 53 remaining) [2024-11-10 14:08:06,638 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (22 of 53 remaining) [2024-11-10 14:08:06,638 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (21 of 53 remaining) [2024-11-10 14:08:06,638 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (20 of 53 remaining) [2024-11-10 14:08:06,638 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (19 of 53 remaining) [2024-11-10 14:08:06,638 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (18 of 53 remaining) [2024-11-10 14:08:06,638 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (17 of 53 remaining) [2024-11-10 14:08:06,638 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (16 of 53 remaining) [2024-11-10 14:08:06,639 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (15 of 53 remaining) [2024-11-10 14:08:06,639 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (14 of 53 remaining) [2024-11-10 14:08:06,639 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (13 of 53 remaining) [2024-11-10 14:08:06,639 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (12 of 53 remaining) [2024-11-10 14:08:06,639 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (11 of 53 remaining) [2024-11-10 14:08:06,639 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (10 of 53 remaining) [2024-11-10 14:08:06,639 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (9 of 53 remaining) [2024-11-10 14:08:06,640 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (8 of 53 remaining) [2024-11-10 14:08:06,640 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (7 of 53 remaining) [2024-11-10 14:08:06,640 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (6 of 53 remaining) [2024-11-10 14:08:06,640 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (5 of 53 remaining) [2024-11-10 14:08:06,640 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (4 of 53 remaining) [2024-11-10 14:08:06,640 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (3 of 53 remaining) [2024-11-10 14:08:06,641 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (2 of 53 remaining) [2024-11-10 14:08:06,641 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (1 of 53 remaining) [2024-11-10 14:08:06,641 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (0 of 53 remaining) [2024-11-10 14:08:06,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 14:08:06,641 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-10 14:08:06,643 WARN L244 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-10 14:08:06,644 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-10 14:08:06,726 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-10 14:08:06,732 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 968 places, 982 transitions, 1974 flow [2024-11-10 14:08:06,900 INFO L124 PetriNetUnfolderBase]: 21/1004 cut-off events. [2024-11-10 14:08:06,900 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-10 14:08:06,906 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1012 conditions, 1004 events. 21/1004 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1008 event pairs, 0 based on Foata normal form. 0/928 useless extension candidates. Maximal degree in co-relation 839. Up to 6 conditions per place. [2024-11-10 14:08:06,906 INFO L82 GeneralOperation]: Start removeDead. Operand has 968 places, 982 transitions, 1974 flow [2024-11-10 14:08:06,913 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 968 places, 982 transitions, 1974 flow [2024-11-10 14:08:06,914 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 14:08:06,914 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;@3345edf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 14:08:06,914 INFO L334 AbstractCegarLoop]: Starting to check reachability of 79 error locations. [2024-11-10 14:08:06,970 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-10 14:08:06,970 INFO L124 PetriNetUnfolderBase]: 1/674 cut-off events. [2024-11-10 14:08:06,970 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-10 14:08:06,970 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:08:06,971 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:08:06,971 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err25ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 75 more)] === [2024-11-10 14:08:06,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:08:06,972 INFO L85 PathProgramCache]: Analyzing trace with hash -1513614985, now seen corresponding path program 1 times [2024-11-10 14:08:06,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:08:06,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881429749] [2024-11-10 14:08:06,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:08:06,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:08:07,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:08:08,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:08:08,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:08:08,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881429749] [2024-11-10 14:08:08,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881429749] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:08:08,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:08:08,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-10 14:08:08,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627601145] [2024-11-10 14:08:08,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:08:08,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 14:08:08,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:08:08,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 14:08:08,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 14:08:08,210 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 926 out of 982 [2024-11-10 14:08:08,212 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 968 places, 982 transitions, 1974 flow. Second operand has 2 states, 2 states have (on average 927.0) internal successors, (1854), 2 states have internal predecessors, (1854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:08:08,212 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:08:08,212 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 926 of 982 [2024-11-10 14:08:08,212 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:08:08,822 INFO L124 PetriNetUnfolderBase]: 101/2029 cut-off events. [2024-11-10 14:08:08,823 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-11-10 14:08:08,831 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2178 conditions, 2029 events. 101/2029 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 8554 event pairs, 38 based on Foata normal form. 173/2033 useless extension candidates. Maximal degree in co-relation 1329. Up to 126 conditions per place. [2024-11-10 14:08:08,838 INFO L140 encePairwiseOnDemand]: 942/982 looper letters, 16 selfloop transitions, 0 changer transitions 0/933 dead transitions. [2024-11-10 14:08:08,839 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 929 places, 933 transitions, 1908 flow [2024-11-10 14:08:08,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 14:08:08,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-10 14:08:08,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1908 transitions. [2024-11-10 14:08:08,843 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9714867617107943 [2024-11-10 14:08:08,843 INFO L175 Difference]: Start difference. First operand has 968 places, 982 transitions, 1974 flow. Second operand 2 states and 1908 transitions. [2024-11-10 14:08:08,843 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 929 places, 933 transitions, 1908 flow [2024-11-10 14:08:08,848 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 929 places, 933 transitions, 1908 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-10 14:08:08,857 INFO L231 Difference]: Finished difference. Result has 929 places, 933 transitions, 1876 flow [2024-11-10 14:08:08,859 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=982, PETRI_DIFFERENCE_MINUEND_FLOW=1876, PETRI_DIFFERENCE_MINUEND_PLACES=928, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=933, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=933, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1876, PETRI_PLACES=929, PETRI_TRANSITIONS=933} [2024-11-10 14:08:08,860 INFO L277 CegarLoopForPetriNet]: 968 programPoint places, -39 predicate places. [2024-11-10 14:08:08,860 INFO L471 AbstractCegarLoop]: Abstraction has has 929 places, 933 transitions, 1876 flow [2024-11-10 14:08:08,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 927.0) internal successors, (1854), 2 states have internal predecessors, (1854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:08:08,861 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:08:08,861 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:08:08,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 14:08:08,862 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err23ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 75 more)] === [2024-11-10 14:08:08,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:08:08,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1410019099, now seen corresponding path program 1 times [2024-11-10 14:08:08,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:08:08,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512716953] [2024-11-10 14:08:08,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:08:08,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:08:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:08:09,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:08:09,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:08:09,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512716953] [2024-11-10 14:08:09,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512716953] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:08:09,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:08:09,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:08:09,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094835685] [2024-11-10 14:08:09,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:08:09,196 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:08:09,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:08:09,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:08:09,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:08:09,212 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 918 out of 982 [2024-11-10 14:08:09,215 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 929 places, 933 transitions, 1876 flow. Second operand has 3 states, 3 states have (on average 919.3333333333334) internal successors, (2758), 3 states have internal predecessors, (2758), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:08:09,216 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:08:09,216 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 918 of 982 [2024-11-10 14:08:09,216 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:08:10,193 INFO L124 PetriNetUnfolderBase]: 339/4684 cut-off events. [2024-11-10 14:08:10,194 INFO L125 PetriNetUnfolderBase]: For 42/42 co-relation queries the response was YES. [2024-11-10 14:08:10,221 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5205 conditions, 4684 events. 339/4684 cut-off events. For 42/42 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 36189 event pairs, 77 based on Foata normal form. 0/4197 useless extension candidates. Maximal degree in co-relation 5200. Up to 242 conditions per place. [2024-11-10 14:08:10,242 INFO L140 encePairwiseOnDemand]: 974/982 looper letters, 39 selfloop transitions, 6 changer transitions 0/954 dead transitions. [2024-11-10 14:08:10,242 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 931 places, 954 transitions, 2013 flow [2024-11-10 14:08:10,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:08:10,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:08:10,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2801 transitions. [2024-11-10 14:08:10,249 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9507807196198235 [2024-11-10 14:08:10,249 INFO L175 Difference]: Start difference. First operand has 929 places, 933 transitions, 1876 flow. Second operand 3 states and 2801 transitions. [2024-11-10 14:08:10,249 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 931 places, 954 transitions, 2013 flow [2024-11-10 14:08:10,254 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 931 places, 954 transitions, 2013 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-10 14:08:10,265 INFO L231 Difference]: Finished difference. Result has 933 places, 939 transitions, 1928 flow [2024-11-10 14:08:10,266 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=982, PETRI_DIFFERENCE_MINUEND_FLOW=1876, PETRI_DIFFERENCE_MINUEND_PLACES=929, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=933, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=927, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1928, PETRI_PLACES=933, PETRI_TRANSITIONS=939} [2024-11-10 14:08:10,268 INFO L277 CegarLoopForPetriNet]: 968 programPoint places, -35 predicate places. [2024-11-10 14:08:10,268 INFO L471 AbstractCegarLoop]: Abstraction has has 933 places, 939 transitions, 1928 flow [2024-11-10 14:08:10,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 919.3333333333334) internal successors, (2758), 3 states have internal predecessors, (2758), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:08:10,270 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:08:10,270 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:08:10,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 14:08:10,271 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err22ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 75 more)] === [2024-11-10 14:08:10,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:08:10,271 INFO L85 PathProgramCache]: Analyzing trace with hash -903834551, now seen corresponding path program 1 times [2024-11-10 14:08:10,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:08:10,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637681309] [2024-11-10 14:08:10,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:08:10,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:08:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:08:12,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:08:12,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:08:12,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637681309] [2024-11-10 14:08:12,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637681309] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:08:12,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:08:12,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 14:08:12,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229406751] [2024-11-10 14:08:12,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:08:12,289 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 14:08:12,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:08:12,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 14:08:12,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-10 14:08:12,410 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 892 out of 982 [2024-11-10 14:08:12,415 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 933 places, 939 transitions, 1928 flow. Second operand has 6 states, 6 states have (on average 893.6666666666666) internal successors, (5362), 6 states have internal predecessors, (5362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:08:12,415 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:08:12,415 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 892 of 982 [2024-11-10 14:08:12,416 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:08:15,685 INFO L124 PetriNetUnfolderBase]: 1896/10355 cut-off events. [2024-11-10 14:08:15,685 INFO L125 PetriNetUnfolderBase]: For 154/154 co-relation queries the response was YES. [2024-11-10 14:08:15,711 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13833 conditions, 10355 events. 1896/10355 cut-off events. For 154/154 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 96121 event pairs, 810 based on Foata normal form. 0/9289 useless extension candidates. Maximal degree in co-relation 13826. Up to 2801 conditions per place. [2024-11-10 14:08:15,740 INFO L140 encePairwiseOnDemand]: 954/982 looper letters, 76 selfloop transitions, 82 changer transitions 0/1047 dead transitions. [2024-11-10 14:08:15,741 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 938 places, 1047 transitions, 2480 flow [2024-11-10 14:08:15,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 14:08:15,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-10 14:08:15,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 5511 transitions. [2024-11-10 14:08:15,752 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.935336048879837 [2024-11-10 14:08:15,752 INFO L175 Difference]: Start difference. First operand has 933 places, 939 transitions, 1928 flow. Second operand 6 states and 5511 transitions. [2024-11-10 14:08:15,752 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 938 places, 1047 transitions, 2480 flow [2024-11-10 14:08:15,758 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 936 places, 1047 transitions, 2468 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:08:15,765 INFO L231 Difference]: Finished difference. Result has 940 places, 1024 transitions, 2422 flow [2024-11-10 14:08:15,767 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=982, PETRI_DIFFERENCE_MINUEND_FLOW=1916, PETRI_DIFFERENCE_MINUEND_PLACES=931, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=939, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=912, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2422, PETRI_PLACES=940, PETRI_TRANSITIONS=1024} [2024-11-10 14:08:15,767 INFO L277 CegarLoopForPetriNet]: 968 programPoint places, -28 predicate places. [2024-11-10 14:08:15,768 INFO L471 AbstractCegarLoop]: Abstraction has has 940 places, 1024 transitions, 2422 flow [2024-11-10 14:08:15,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 893.6666666666666) internal successors, (5362), 6 states have internal predecessors, (5362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:08:15,770 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:08:15,771 INFO L204 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:08:15,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 14:08:15,771 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 75 more)] === [2024-11-10 14:08:15,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:08:15,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1787000478, now seen corresponding path program 1 times [2024-11-10 14:08:15,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:08:15,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510570291] [2024-11-10 14:08:15,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:08:15,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:08:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 14:08:15,915 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 14:08:16,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 14:08:16,200 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 14:08:16,200 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-10 14:08:16,200 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (78 of 79 remaining) [2024-11-10 14:08:16,200 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (77 of 79 remaining) [2024-11-10 14:08:16,201 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (76 of 79 remaining) [2024-11-10 14:08:16,201 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (75 of 79 remaining) [2024-11-10 14:08:16,201 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (74 of 79 remaining) [2024-11-10 14:08:16,201 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (73 of 79 remaining) [2024-11-10 14:08:16,201 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (72 of 79 remaining) [2024-11-10 14:08:16,201 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (71 of 79 remaining) [2024-11-10 14:08:16,201 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (70 of 79 remaining) [2024-11-10 14:08:16,201 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (69 of 79 remaining) [2024-11-10 14:08:16,201 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (68 of 79 remaining) [2024-11-10 14:08:16,201 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (67 of 79 remaining) [2024-11-10 14:08:16,202 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (66 of 79 remaining) [2024-11-10 14:08:16,202 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (65 of 79 remaining) [2024-11-10 14:08:16,202 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (64 of 79 remaining) [2024-11-10 14:08:16,202 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (63 of 79 remaining) [2024-11-10 14:08:16,202 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (62 of 79 remaining) [2024-11-10 14:08:16,202 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (61 of 79 remaining) [2024-11-10 14:08:16,202 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (60 of 79 remaining) [2024-11-10 14:08:16,202 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (59 of 79 remaining) [2024-11-10 14:08:16,206 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (58 of 79 remaining) [2024-11-10 14:08:16,206 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (57 of 79 remaining) [2024-11-10 14:08:16,206 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (56 of 79 remaining) [2024-11-10 14:08:16,207 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (55 of 79 remaining) [2024-11-10 14:08:16,207 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (54 of 79 remaining) [2024-11-10 14:08:16,207 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (53 of 79 remaining) [2024-11-10 14:08:16,207 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (52 of 79 remaining) [2024-11-10 14:08:16,207 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (51 of 79 remaining) [2024-11-10 14:08:16,207 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (50 of 79 remaining) [2024-11-10 14:08:16,207 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (49 of 79 remaining) [2024-11-10 14:08:16,207 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (48 of 79 remaining) [2024-11-10 14:08:16,207 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (47 of 79 remaining) [2024-11-10 14:08:16,207 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (46 of 79 remaining) [2024-11-10 14:08:16,207 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (45 of 79 remaining) [2024-11-10 14:08:16,207 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (44 of 79 remaining) [2024-11-10 14:08:16,208 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (43 of 79 remaining) [2024-11-10 14:08:16,208 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (42 of 79 remaining) [2024-11-10 14:08:16,208 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (41 of 79 remaining) [2024-11-10 14:08:16,208 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (40 of 79 remaining) [2024-11-10 14:08:16,208 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (39 of 79 remaining) [2024-11-10 14:08:16,208 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (38 of 79 remaining) [2024-11-10 14:08:16,208 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (37 of 79 remaining) [2024-11-10 14:08:16,208 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (36 of 79 remaining) [2024-11-10 14:08:16,208 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (35 of 79 remaining) [2024-11-10 14:08:16,208 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (34 of 79 remaining) [2024-11-10 14:08:16,208 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (33 of 79 remaining) [2024-11-10 14:08:16,208 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (32 of 79 remaining) [2024-11-10 14:08:16,209 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (31 of 79 remaining) [2024-11-10 14:08:16,209 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (30 of 79 remaining) [2024-11-10 14:08:16,209 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (29 of 79 remaining) [2024-11-10 14:08:16,209 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (28 of 79 remaining) [2024-11-10 14:08:16,209 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (27 of 79 remaining) [2024-11-10 14:08:16,209 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (26 of 79 remaining) [2024-11-10 14:08:16,210 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (25 of 79 remaining) [2024-11-10 14:08:16,210 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (24 of 79 remaining) [2024-11-10 14:08:16,210 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (23 of 79 remaining) [2024-11-10 14:08:16,210 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (22 of 79 remaining) [2024-11-10 14:08:16,210 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (21 of 79 remaining) [2024-11-10 14:08:16,211 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (20 of 79 remaining) [2024-11-10 14:08:16,211 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (19 of 79 remaining) [2024-11-10 14:08:16,211 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (18 of 79 remaining) [2024-11-10 14:08:16,211 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (17 of 79 remaining) [2024-11-10 14:08:16,211 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (16 of 79 remaining) [2024-11-10 14:08:16,213 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (15 of 79 remaining) [2024-11-10 14:08:16,213 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (14 of 79 remaining) [2024-11-10 14:08:16,213 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (13 of 79 remaining) [2024-11-10 14:08:16,214 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (12 of 79 remaining) [2024-11-10 14:08:16,214 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (11 of 79 remaining) [2024-11-10 14:08:16,214 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (10 of 79 remaining) [2024-11-10 14:08:16,214 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (9 of 79 remaining) [2024-11-10 14:08:16,214 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (8 of 79 remaining) [2024-11-10 14:08:16,214 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (7 of 79 remaining) [2024-11-10 14:08:16,214 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (6 of 79 remaining) [2024-11-10 14:08:16,214 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (5 of 79 remaining) [2024-11-10 14:08:16,214 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (4 of 79 remaining) [2024-11-10 14:08:16,215 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (3 of 79 remaining) [2024-11-10 14:08:16,215 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (2 of 79 remaining) [2024-11-10 14:08:16,215 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (1 of 79 remaining) [2024-11-10 14:08:16,215 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (0 of 79 remaining) [2024-11-10 14:08:16,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 14:08:16,215 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-10 14:08:16,216 WARN L244 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-10 14:08:16,217 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-11-10 14:08:16,296 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-10 14:08:16,310 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1115 places, 1136 transitions, 2290 flow [2024-11-10 14:08:16,610 INFO L124 PetriNetUnfolderBase]: 31/1170 cut-off events. [2024-11-10 14:08:16,610 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-10 14:08:16,618 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1183 conditions, 1170 events. 31/1170 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1962 event pairs, 0 based on Foata normal form. 0/1057 useless extension candidates. Maximal degree in co-relation 1008. Up to 8 conditions per place. [2024-11-10 14:08:16,618 INFO L82 GeneralOperation]: Start removeDead. Operand has 1115 places, 1136 transitions, 2290 flow [2024-11-10 14:08:16,628 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1115 places, 1136 transitions, 2290 flow [2024-11-10 14:08:16,629 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 14:08:16,630 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;@3345edf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 14:08:16,630 INFO L334 AbstractCegarLoop]: Starting to check reachability of 105 error locations. [2024-11-10 14:08:16,679 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-10 14:08:16,679 INFO L124 PetriNetUnfolderBase]: 1/675 cut-off events. [2024-11-10 14:08:16,679 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-10 14:08:16,679 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:08:16,680 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:08:16,681 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err25ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 101 more)] === [2024-11-10 14:08:16,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:08:16,681 INFO L85 PathProgramCache]: Analyzing trace with hash -642772928, now seen corresponding path program 1 times [2024-11-10 14:08:16,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:08:16,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159288283] [2024-11-10 14:08:16,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:08:16,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:08:16,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:08:17,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:08:17,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:08:17,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159288283] [2024-11-10 14:08:17,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159288283] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:08:17,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:08:17,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-10 14:08:17,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140497407] [2024-11-10 14:08:17,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:08:17,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 14:08:17,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:08:17,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 14:08:17,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 14:08:17,918 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1053 out of 1136 [2024-11-10 14:08:17,920 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1115 places, 1136 transitions, 2290 flow. Second operand has 2 states, 2 states have (on average 1054.0) internal successors, (2108), 2 states have internal predecessors, (2108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:08:17,920 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:08:17,920 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1053 of 1136 [2024-11-10 14:08:17,920 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:08:21,195 INFO L124 PetriNetUnfolderBase]: 1321/12313 cut-off events. [2024-11-10 14:08:21,196 INFO L125 PetriNetUnfolderBase]: For 298/298 co-relation queries the response was YES. [2024-11-10 14:08:21,283 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14034 conditions, 12313 events. 1321/12313 cut-off events. For 298/298 co-relation queries the response was YES. Maximal size of possible extension queue 186. Compared 129690 event pairs, 648 based on Foata normal form. 1782/12651 useless extension candidates. Maximal degree in co-relation 11581. Up to 1513 conditions per place. [2024-11-10 14:08:21,338 INFO L140 encePairwiseOnDemand]: 1077/1136 looper letters, 24 selfloop transitions, 0 changer transitions 0/1065 dead transitions. [2024-11-10 14:08:21,338 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1058 places, 1065 transitions, 2196 flow [2024-11-10 14:08:21,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 14:08:21,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-10 14:08:21,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 2189 transitions. [2024-11-10 14:08:21,345 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9634683098591549 [2024-11-10 14:08:21,346 INFO L175 Difference]: Start difference. First operand has 1115 places, 1136 transitions, 2290 flow. Second operand 2 states and 2189 transitions. [2024-11-10 14:08:21,346 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1058 places, 1065 transitions, 2196 flow [2024-11-10 14:08:21,351 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1058 places, 1065 transitions, 2194 flow, removed 1 selfloop flow, removed 0 redundant places. [2024-11-10 14:08:21,360 INFO L231 Difference]: Finished difference. Result has 1058 places, 1065 transitions, 2146 flow [2024-11-10 14:08:21,361 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1136, PETRI_DIFFERENCE_MINUEND_FLOW=2146, PETRI_DIFFERENCE_MINUEND_PLACES=1057, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1065, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1065, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=2146, PETRI_PLACES=1058, PETRI_TRANSITIONS=1065} [2024-11-10 14:08:21,362 INFO L277 CegarLoopForPetriNet]: 1115 programPoint places, -57 predicate places. [2024-11-10 14:08:21,362 INFO L471 AbstractCegarLoop]: Abstraction has has 1058 places, 1065 transitions, 2146 flow [2024-11-10 14:08:21,363 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1054.0) internal successors, (2108), 2 states have internal predecessors, (2108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:08:21,363 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:08:21,364 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:08:21,364 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 14:08:21,364 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err23ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 101 more)] === [2024-11-10 14:08:21,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:08:21,365 INFO L85 PathProgramCache]: Analyzing trace with hash 770649508, now seen corresponding path program 1 times [2024-11-10 14:08:21,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:08:21,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950083869] [2024-11-10 14:08:21,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:08:21,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:08:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:08:21,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:08:21,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:08:21,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950083869] [2024-11-10 14:08:21,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950083869] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:08:21,835 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:08:21,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:08:21,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583777562] [2024-11-10 14:08:21,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:08:21,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:08:21,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:08:21,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:08:21,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:08:21,852 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1041 out of 1136 [2024-11-10 14:08:21,855 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1058 places, 1065 transitions, 2146 flow. Second operand has 3 states, 3 states have (on average 1042.3333333333333) internal successors, (3127), 3 states have internal predecessors, (3127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:08:21,856 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:08:21,856 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1041 of 1136 [2024-11-10 14:08:21,856 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:08:36,261 INFO L124 PetriNetUnfolderBase]: 7711/56851 cut-off events. [2024-11-10 14:08:36,262 INFO L125 PetriNetUnfolderBase]: For 595/595 co-relation queries the response was YES. [2024-11-10 14:08:36,856 INFO L83 FinitePrefix]: Finished finitePrefix Result has 67123 conditions, 56851 events. 7711/56851 cut-off events. For 595/595 co-relation queries the response was YES. Maximal size of possible extension queue 926. Compared 842409 event pairs, 2078 based on Foata normal form. 0/49815 useless extension candidates. Maximal degree in co-relation 67117. Up to 4933 conditions per place. [2024-11-10 14:08:37,094 INFO L140 encePairwiseOnDemand]: 1124/1136 looper letters, 59 selfloop transitions, 9 changer transitions 0/1097 dead transitions. [2024-11-10 14:08:37,094 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1060 places, 1097 transitions, 2356 flow [2024-11-10 14:08:37,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:08:37,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:08:37,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3194 transitions. [2024-11-10 14:08:37,100 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.937206572769953 [2024-11-10 14:08:37,100 INFO L175 Difference]: Start difference. First operand has 1058 places, 1065 transitions, 2146 flow. Second operand 3 states and 3194 transitions. [2024-11-10 14:08:37,101 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1060 places, 1097 transitions, 2356 flow [2024-11-10 14:08:37,106 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1060 places, 1097 transitions, 2356 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-10 14:08:37,113 INFO L231 Difference]: Finished difference. Result has 1062 places, 1074 transitions, 2224 flow [2024-11-10 14:08:37,114 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1136, PETRI_DIFFERENCE_MINUEND_FLOW=2146, PETRI_DIFFERENCE_MINUEND_PLACES=1058, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1065, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1056, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2224, PETRI_PLACES=1062, PETRI_TRANSITIONS=1074} [2024-11-10 14:08:37,114 INFO L277 CegarLoopForPetriNet]: 1115 programPoint places, -53 predicate places. [2024-11-10 14:08:37,114 INFO L471 AbstractCegarLoop]: Abstraction has has 1062 places, 1074 transitions, 2224 flow [2024-11-10 14:08:37,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1042.3333333333333) internal successors, (3127), 3 states have internal predecessors, (3127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:08:37,116 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:08:37,116 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:08:37,116 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-10 14:08:37,117 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err22ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 101 more)] === [2024-11-10 14:08:37,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:08:37,117 INFO L85 PathProgramCache]: Analyzing trace with hash -107839086, now seen corresponding path program 1 times [2024-11-10 14:08:37,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:08:37,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100389830] [2024-11-10 14:08:37,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:08:37,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:08:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:08:38,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:08:38,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:08:38,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100389830] [2024-11-10 14:08:38,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100389830] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:08:38,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:08:38,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 14:08:38,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494721693] [2024-11-10 14:08:38,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:08:38,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 14:08:38,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:08:38,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 14:08:38,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-10 14:08:38,852 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1005 out of 1136 [2024-11-10 14:08:38,858 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1062 places, 1074 transitions, 2224 flow. Second operand has 6 states, 6 states have (on average 1006.6666666666666) internal successors, (6040), 6 states have internal predecessors, (6040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:08:38,858 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:08:38,858 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1005 of 1136 [2024-11-10 14:08:38,858 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:08:43,421 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4260] L780-3-->L781: Formula: (let ((.cse2 (select |v_#race_865| |v_~#m2~0.base_23|)) (.cse5 (+ |v_~#m2~0.offset_23| 3))) (let ((.cse3 (+ |v_~#m2~0.offset_23| 2)) (.cse4 (+ |v_~#m2~0.offset_23| 1)) (.cse1 (select .cse2 .cse5)) (.cse0 (select |v_#memory_int_285| |v_~#m2~0.base_23|))) (and (not (= (ite (= (select .cse0 |v_~#m2~0.offset_23|) 1) 1 0) 0)) (= .cse1 (select .cse2 |v_~#m2~0.offset_23|)) (= (select .cse2 .cse3) .cse1) (= |v_#race_865| (store |v_#race_867| |v_~#m2~0.base_23| (store (store (store (store (select |v_#race_867| |v_~#m2~0.base_23|) |v_~#m2~0.offset_23| .cse1) .cse4 .cse1) .cse3 .cse1) .cse5 .cse1))) (= (select .cse2 .cse4) .cse1) (= (store |v_#memory_int_285| |v_~#m2~0.base_23| (store .cse0 |v_~#m2~0.offset_23| 0)) |v_#memory_int_284|)))) InVars {#race=|v_#race_867|, #memory_int=|v_#memory_int_285|, ~#m2~0.base=|v_~#m2~0.base_23|, ~#m2~0.offset=|v_~#m2~0.offset_23|} OutVars{#race=|v_#race_865|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_284|, ~#m2~0.base=|v_~#m2~0.base_23|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, ~#m2~0.offset=|v_~#m2~0.offset_23|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][857], [723#L789-2true, 1125#true, 1112#true, 1114#true, Black: 1120#true, 1122#(= |#race~state~0| 0), 1116#true, 818#L781true, 916#L781true, 1118#true, 665#L732true]) [2024-11-10 14:08:43,422 INFO L294 olderBase$Statistics]: this new event has 729 ancestors and is cut-off event [2024-11-10 14:08:43,422 INFO L297 olderBase$Statistics]: existing Event has 729 ancestors and is cut-off event [2024-11-10 14:08:43,422 INFO L297 olderBase$Statistics]: existing Event has 715 ancestors and is cut-off event [2024-11-10 14:08:43,422 INFO L297 olderBase$Statistics]: existing Event has 715 ancestors and is cut-off event [2024-11-10 14:08:43,678 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4260] L780-3-->L781: Formula: (let ((.cse2 (select |v_#race_865| |v_~#m2~0.base_23|)) (.cse5 (+ |v_~#m2~0.offset_23| 3))) (let ((.cse3 (+ |v_~#m2~0.offset_23| 2)) (.cse4 (+ |v_~#m2~0.offset_23| 1)) (.cse1 (select .cse2 .cse5)) (.cse0 (select |v_#memory_int_285| |v_~#m2~0.base_23|))) (and (not (= (ite (= (select .cse0 |v_~#m2~0.offset_23|) 1) 1 0) 0)) (= .cse1 (select .cse2 |v_~#m2~0.offset_23|)) (= (select .cse2 .cse3) .cse1) (= |v_#race_865| (store |v_#race_867| |v_~#m2~0.base_23| (store (store (store (store (select |v_#race_867| |v_~#m2~0.base_23|) |v_~#m2~0.offset_23| .cse1) .cse4 .cse1) .cse3 .cse1) .cse5 .cse1))) (= (select .cse2 .cse4) .cse1) (= (store |v_#memory_int_285| |v_~#m2~0.base_23| (store .cse0 |v_~#m2~0.offset_23| 0)) |v_#memory_int_284|)))) InVars {#race=|v_#race_867|, #memory_int=|v_#memory_int_285|, ~#m2~0.base=|v_~#m2~0.base_23|, ~#m2~0.offset=|v_~#m2~0.offset_23|} OutVars{#race=|v_#race_865|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_284|, ~#m2~0.base=|v_~#m2~0.base_23|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, ~#m2~0.offset=|v_~#m2~0.offset_23|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][794], [723#L789-2true, 1125#true, 1112#true, 1114#true, Black: 1120#true, 1122#(= |#race~state~0| 0), 1116#true, 491#EBStack_init_returnLabel#1true, 818#L781true, 916#L781true, 1118#true]) [2024-11-10 14:08:43,679 INFO L294 olderBase$Statistics]: this new event has 730 ancestors and is cut-off event [2024-11-10 14:08:43,679 INFO L297 olderBase$Statistics]: existing Event has 716 ancestors and is cut-off event [2024-11-10 14:08:43,679 INFO L297 olderBase$Statistics]: existing Event has 716 ancestors and is cut-off event [2024-11-10 14:08:43,679 INFO L297 olderBase$Statistics]: existing Event has 730 ancestors and is cut-off event [2024-11-10 14:08:43,856 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4260] L780-3-->L781: Formula: (let ((.cse2 (select |v_#race_865| |v_~#m2~0.base_23|)) (.cse5 (+ |v_~#m2~0.offset_23| 3))) (let ((.cse3 (+ |v_~#m2~0.offset_23| 2)) (.cse4 (+ |v_~#m2~0.offset_23| 1)) (.cse1 (select .cse2 .cse5)) (.cse0 (select |v_#memory_int_285| |v_~#m2~0.base_23|))) (and (not (= (ite (= (select .cse0 |v_~#m2~0.offset_23|) 1) 1 0) 0)) (= .cse1 (select .cse2 |v_~#m2~0.offset_23|)) (= (select .cse2 .cse3) .cse1) (= |v_#race_865| (store |v_#race_867| |v_~#m2~0.base_23| (store (store (store (store (select |v_#race_867| |v_~#m2~0.base_23|) |v_~#m2~0.offset_23| .cse1) .cse4 .cse1) .cse3 .cse1) .cse5 .cse1))) (= (select .cse2 .cse4) .cse1) (= (store |v_#memory_int_285| |v_~#m2~0.base_23| (store .cse0 |v_~#m2~0.offset_23| 0)) |v_#memory_int_284|)))) InVars {#race=|v_#race_867|, #memory_int=|v_#memory_int_285|, ~#m2~0.base=|v_~#m2~0.base_23|, ~#m2~0.offset=|v_~#m2~0.offset_23|} OutVars{#race=|v_#race_865|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_284|, ~#m2~0.base=|v_~#m2~0.base_23|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, ~#m2~0.offset=|v_~#m2~0.offset_23|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][794], [723#L789-2true, 1112#true, 1125#true, 1114#true, Black: 1120#true, 1122#(= |#race~state~0| 0), 1116#true, 916#L781true, 818#L781true, 352#L777true, 1118#true]) [2024-11-10 14:08:43,856 INFO L294 olderBase$Statistics]: this new event has 731 ancestors and is cut-off event [2024-11-10 14:08:43,856 INFO L297 olderBase$Statistics]: existing Event has 731 ancestors and is cut-off event [2024-11-10 14:08:43,856 INFO L297 olderBase$Statistics]: existing Event has 717 ancestors and is cut-off event [2024-11-10 14:08:43,856 INFO L297 olderBase$Statistics]: existing Event has 717 ancestors and is cut-off event [2024-11-10 14:08:45,118 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4260] L780-3-->L781: Formula: (let ((.cse2 (select |v_#race_865| |v_~#m2~0.base_23|)) (.cse5 (+ |v_~#m2~0.offset_23| 3))) (let ((.cse3 (+ |v_~#m2~0.offset_23| 2)) (.cse4 (+ |v_~#m2~0.offset_23| 1)) (.cse1 (select .cse2 .cse5)) (.cse0 (select |v_#memory_int_285| |v_~#m2~0.base_23|))) (and (not (= (ite (= (select .cse0 |v_~#m2~0.offset_23|) 1) 1 0) 0)) (= .cse1 (select .cse2 |v_~#m2~0.offset_23|)) (= (select .cse2 .cse3) .cse1) (= |v_#race_865| (store |v_#race_867| |v_~#m2~0.base_23| (store (store (store (store (select |v_#race_867| |v_~#m2~0.base_23|) |v_~#m2~0.offset_23| .cse1) .cse4 .cse1) .cse3 .cse1) .cse5 .cse1))) (= (select .cse2 .cse4) .cse1) (= (store |v_#memory_int_285| |v_~#m2~0.base_23| (store .cse0 |v_~#m2~0.offset_23| 0)) |v_#memory_int_284|)))) InVars {#race=|v_#race_867|, #memory_int=|v_#memory_int_285|, ~#m2~0.base=|v_~#m2~0.base_23|, ~#m2~0.offset=|v_~#m2~0.offset_23|} OutVars{#race=|v_#race_865|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_284|, ~#m2~0.base=|v_~#m2~0.base_23|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, ~#m2~0.offset=|v_~#m2~0.offset_23|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][794], [723#L789-2true, 1125#true, 1112#true, 1114#true, 1122#(= |#race~state~0| 0), Black: 1120#true, 1116#true, 385#L732-3true, 818#L781true, 176#L778-2true, 1118#true]) [2024-11-10 14:08:45,119 INFO L294 olderBase$Statistics]: this new event has 736 ancestors and is cut-off event [2024-11-10 14:08:45,119 INFO L297 olderBase$Statistics]: existing Event has 722 ancestors and is cut-off event [2024-11-10 14:08:45,119 INFO L297 olderBase$Statistics]: existing Event has 722 ancestors and is cut-off event [2024-11-10 14:08:45,119 INFO L297 olderBase$Statistics]: existing Event has 722 ancestors and is cut-off event [2024-11-10 14:08:45,305 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4260] L780-3-->L781: Formula: (let ((.cse2 (select |v_#race_865| |v_~#m2~0.base_23|)) (.cse5 (+ |v_~#m2~0.offset_23| 3))) (let ((.cse3 (+ |v_~#m2~0.offset_23| 2)) (.cse4 (+ |v_~#m2~0.offset_23| 1)) (.cse1 (select .cse2 .cse5)) (.cse0 (select |v_#memory_int_285| |v_~#m2~0.base_23|))) (and (not (= (ite (= (select .cse0 |v_~#m2~0.offset_23|) 1) 1 0) 0)) (= .cse1 (select .cse2 |v_~#m2~0.offset_23|)) (= (select .cse2 .cse3) .cse1) (= |v_#race_865| (store |v_#race_867| |v_~#m2~0.base_23| (store (store (store (store (select |v_#race_867| |v_~#m2~0.base_23|) |v_~#m2~0.offset_23| .cse1) .cse4 .cse1) .cse3 .cse1) .cse5 .cse1))) (= (select .cse2 .cse4) .cse1) (= (store |v_#memory_int_285| |v_~#m2~0.base_23| (store .cse0 |v_~#m2~0.offset_23| 0)) |v_#memory_int_284|)))) InVars {#race=|v_#race_867|, #memory_int=|v_#memory_int_285|, ~#m2~0.base=|v_~#m2~0.base_23|, ~#m2~0.offset=|v_~#m2~0.offset_23|} OutVars{#race=|v_#race_865|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_284|, ~#m2~0.base=|v_~#m2~0.base_23|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, ~#m2~0.offset=|v_~#m2~0.offset_23|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][794], [723#L789-2true, 1125#true, 1112#true, 1114#true, 1122#(= |#race~state~0| 0), Black: 1120#true, 1116#true, 818#L781true, 254#L732-2true, 176#L778-2true, 1118#true]) [2024-11-10 14:08:45,305 INFO L294 olderBase$Statistics]: this new event has 737 ancestors and is cut-off event [2024-11-10 14:08:45,305 INFO L297 olderBase$Statistics]: existing Event has 723 ancestors and is cut-off event [2024-11-10 14:08:45,305 INFO L297 olderBase$Statistics]: existing Event has 723 ancestors and is cut-off event [2024-11-10 14:08:45,305 INFO L297 olderBase$Statistics]: existing Event has 723 ancestors and is cut-off event [2024-11-10 14:08:45,500 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4260] L780-3-->L781: Formula: (let ((.cse2 (select |v_#race_865| |v_~#m2~0.base_23|)) (.cse5 (+ |v_~#m2~0.offset_23| 3))) (let ((.cse3 (+ |v_~#m2~0.offset_23| 2)) (.cse4 (+ |v_~#m2~0.offset_23| 1)) (.cse1 (select .cse2 .cse5)) (.cse0 (select |v_#memory_int_285| |v_~#m2~0.base_23|))) (and (not (= (ite (= (select .cse0 |v_~#m2~0.offset_23|) 1) 1 0) 0)) (= .cse1 (select .cse2 |v_~#m2~0.offset_23|)) (= (select .cse2 .cse3) .cse1) (= |v_#race_865| (store |v_#race_867| |v_~#m2~0.base_23| (store (store (store (store (select |v_#race_867| |v_~#m2~0.base_23|) |v_~#m2~0.offset_23| .cse1) .cse4 .cse1) .cse3 .cse1) .cse5 .cse1))) (= (select .cse2 .cse4) .cse1) (= (store |v_#memory_int_285| |v_~#m2~0.base_23| (store .cse0 |v_~#m2~0.offset_23| 0)) |v_#memory_int_284|)))) InVars {#race=|v_#race_867|, #memory_int=|v_#memory_int_285|, ~#m2~0.base=|v_~#m2~0.base_23|, ~#m2~0.offset=|v_~#m2~0.offset_23|} OutVars{#race=|v_#race_865|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_284|, ~#m2~0.base=|v_~#m2~0.base_23|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, ~#m2~0.offset=|v_~#m2~0.offset_23|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][794], [723#L789-2true, 859#L732-1true, 1125#true, 1112#true, 1114#true, 1122#(= |#race~state~0| 0), Black: 1120#true, 1116#true, 818#L781true, 176#L778-2true, 1118#true]) [2024-11-10 14:08:45,501 INFO L294 olderBase$Statistics]: this new event has 738 ancestors and is cut-off event [2024-11-10 14:08:45,501 INFO L297 olderBase$Statistics]: existing Event has 724 ancestors and is cut-off event [2024-11-10 14:08:45,501 INFO L297 olderBase$Statistics]: existing Event has 724 ancestors and is cut-off event [2024-11-10 14:08:45,501 INFO L297 olderBase$Statistics]: existing Event has 724 ancestors and is cut-off event [2024-11-10 14:08:45,851 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4260] L780-3-->L781: Formula: (let ((.cse2 (select |v_#race_865| |v_~#m2~0.base_23|)) (.cse5 (+ |v_~#m2~0.offset_23| 3))) (let ((.cse3 (+ |v_~#m2~0.offset_23| 2)) (.cse4 (+ |v_~#m2~0.offset_23| 1)) (.cse1 (select .cse2 .cse5)) (.cse0 (select |v_#memory_int_285| |v_~#m2~0.base_23|))) (and (not (= (ite (= (select .cse0 |v_~#m2~0.offset_23|) 1) 1 0) 0)) (= .cse1 (select .cse2 |v_~#m2~0.offset_23|)) (= (select .cse2 .cse3) .cse1) (= |v_#race_865| (store |v_#race_867| |v_~#m2~0.base_23| (store (store (store (store (select |v_#race_867| |v_~#m2~0.base_23|) |v_~#m2~0.offset_23| .cse1) .cse4 .cse1) .cse3 .cse1) .cse5 .cse1))) (= (select .cse2 .cse4) .cse1) (= (store |v_#memory_int_285| |v_~#m2~0.base_23| (store .cse0 |v_~#m2~0.offset_23| 0)) |v_#memory_int_284|)))) InVars {#race=|v_#race_867|, #memory_int=|v_#memory_int_285|, ~#m2~0.base=|v_~#m2~0.base_23|, ~#m2~0.offset=|v_~#m2~0.offset_23|} OutVars{#race=|v_#race_865|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_284|, ~#m2~0.base=|v_~#m2~0.base_23|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, ~#m2~0.offset=|v_~#m2~0.offset_23|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][794], [723#L789-2true, 450#L732true, 1125#true, 1112#true, 1114#true, 1122#(= |#race~state~0| 0), Black: 1120#true, 1116#true, 818#L781true, 176#L778-2true, 1118#true]) [2024-11-10 14:08:45,851 INFO L294 olderBase$Statistics]: this new event has 739 ancestors and is cut-off event [2024-11-10 14:08:45,852 INFO L297 olderBase$Statistics]: existing Event has 725 ancestors and is cut-off event [2024-11-10 14:08:45,852 INFO L297 olderBase$Statistics]: existing Event has 725 ancestors and is cut-off event [2024-11-10 14:08:45,852 INFO L297 olderBase$Statistics]: existing Event has 725 ancestors and is cut-off event