./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-race.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 3289d67d 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/37_stack_lock_p0_vs_concur-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 d76df1bfaca9781352b9c7afbe4683f5e649e880008edad8122f422eebb0dbe8 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 23:15:49,170 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 23:15:49,266 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-16 23:15:49,272 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 23:15:49,273 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 23:15:49,292 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 23:15:49,293 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 23:15:49,293 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 23:15:49,294 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 23:15:49,294 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 23:15:49,295 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 23:15:49,295 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 23:15:49,296 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 23:15:49,296 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 23:15:49,296 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 23:15:49,297 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 23:15:49,299 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 23:15:49,299 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 23:15:49,300 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 23:15:49,300 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 23:15:49,300 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 23:15:49,301 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 23:15:49,301 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-16 23:15:49,301 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 23:15:49,301 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-16 23:15:49,302 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 23:15:49,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 23:15:49,302 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 23:15:49,302 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 23:15:49,303 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 23:15:49,303 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 23:15:49,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 23:15:49,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 23:15:49,304 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 23:15:49,304 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 23:15:49,304 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 23:15:49,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 23:15:49,305 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 23:15:49,305 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 23:15:49,305 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 23:15:49,306 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 23:15:49,306 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d76df1bfaca9781352b9c7afbe4683f5e649e880008edad8122f422eebb0dbe8 [2024-11-16 23:15:49,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 23:15:49,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 23:15:49,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 23:15:49,603 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 23:15:49,603 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 23:15:49,605 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-race.i [2024-11-16 23:15:51,083 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 23:15:51,305 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 23:15:51,306 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-race.i [2024-11-16 23:15:51,318 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9bb418a2/59fc381f3523491c9a830c8a563fa08d/FLAGde5a9e1b3 [2024-11-16 23:15:51,333 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9bb418a2/59fc381f3523491c9a830c8a563fa08d [2024-11-16 23:15:51,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 23:15:51,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 23:15:51,341 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 23:15:51,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 23:15:51,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 23:15:51,351 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:15:51" (1/1) ... [2024-11-16 23:15:51,352 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f44ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:51, skipping insertion in model container [2024-11-16 23:15:51,352 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:15:51" (1/1) ... [2024-11-16 23:15:51,398 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 23:15:51,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 23:15:51,835 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 23:15:51,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 23:15:51,916 INFO L204 MainTranslator]: Completed translation [2024-11-16 23:15:51,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:51 WrapperNode [2024-11-16 23:15:51,918 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 23:15:51,919 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 23:15:51,919 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 23:15:51,919 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 23:15:51,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:51" (1/1) ... [2024-11-16 23:15:51,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:51" (1/1) ... [2024-11-16 23:15:51,982 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 199 [2024-11-16 23:15:51,986 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 23:15:51,987 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 23:15:51,987 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 23:15:51,987 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 23:15:51,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:51" (1/1) ... [2024-11-16 23:15:51,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:51" (1/1) ... [2024-11-16 23:15:52,006 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:51" (1/1) ... [2024-11-16 23:15:52,006 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:51" (1/1) ... [2024-11-16 23:15:52,022 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:51" (1/1) ... [2024-11-16 23:15:52,027 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:51" (1/1) ... [2024-11-16 23:15:52,029 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:51" (1/1) ... [2024-11-16 23:15:52,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:51" (1/1) ... [2024-11-16 23:15:52,037 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 23:15:52,038 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 23:15:52,041 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 23:15:52,041 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 23:15:52,042 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:51" (1/1) ... [2024-11-16 23:15:52,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 23:15:52,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 23:15:52,085 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) [2024-11-16 23:15:52,088 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 [2024-11-16 23:15:52,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-16 23:15:52,138 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-16 23:15:52,138 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-16 23:15:52,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-16 23:15:52,139 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-16 23:15:52,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 23:15:52,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-16 23:15:52,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-16 23:15:52,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-16 23:15:52,139 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-16 23:15:52,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 23:15:52,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 23:15:52,141 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-16 23:15:52,280 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 23:15:52,282 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 23:15:52,659 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-16 23:15:52,659 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 23:15:52,765 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 23:15:52,765 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 23:15:52,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:15:52 BoogieIcfgContainer [2024-11-16 23:15:52,769 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 23:15:52,772 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 23:15:52,772 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 23:15:52,775 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 23:15:52,775 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:15:51" (1/3) ... [2024-11-16 23:15:52,776 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67778b74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:15:52, skipping insertion in model container [2024-11-16 23:15:52,776 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:15:51" (2/3) ... [2024-11-16 23:15:52,776 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67778b74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:15:52, skipping insertion in model container [2024-11-16 23:15:52,777 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:15:52" (3/3) ... [2024-11-16 23:15:52,778 INFO L112 eAbstractionObserver]: Analyzing ICFG 37_stack_lock_p0_vs_concur-race.i [2024-11-16 23:15:52,793 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 23:15:52,794 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 15 error locations. [2024-11-16 23:15:52,794 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-16 23:15:52,891 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-16 23:15:52,936 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 197 places, 201 transitions, 406 flow [2024-11-16 23:15:53,066 INFO L124 PetriNetUnfolderBase]: 8/211 cut-off events. [2024-11-16 23:15:53,067 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-16 23:15:53,074 INFO L83 FinitePrefix]: Finished finitePrefix Result has 215 conditions, 211 events. 8/211 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 153 event pairs, 0 based on Foata normal form. 0/186 useless extension candidates. Maximal degree in co-relation 116. Up to 4 conditions per place. [2024-11-16 23:15:53,074 INFO L82 GeneralOperation]: Start removeDead. Operand has 197 places, 201 transitions, 406 flow [2024-11-16 23:15:53,079 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 197 places, 201 transitions, 406 flow [2024-11-16 23:15:53,092 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 23:15:53,099 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;@6f8d74f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 23:15:53,100 INFO L334 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2024-11-16 23:15:53,144 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-16 23:15:53,144 INFO L124 PetriNetUnfolderBase]: 3/117 cut-off events. [2024-11-16 23:15:53,145 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-16 23:15:53,145 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:15:53,147 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] [2024-11-16 23:15:53,148 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err14ASSERT_VIOLATIONDATA_RACE, thr1Err9ASSERT_VIOLATIONDATA_RACE, thr1Err13ASSERT_VIOLATIONDATA_RACE, thr1Err12ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2024-11-16 23:15:53,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:15:53,154 INFO L85 PathProgramCache]: Analyzing trace with hash 760886515, now seen corresponding path program 1 times [2024-11-16 23:15:53,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:15:53,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984760996] [2024-11-16 23:15:53,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:15:53,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:15:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 23:15:53,367 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-16 23:15:53,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 23:15:53,473 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-16 23:15:53,475 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-16 23:15:53,476 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (30 of 31 remaining) [2024-11-16 23:15:53,477 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (29 of 31 remaining) [2024-11-16 23:15:53,478 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (28 of 31 remaining) [2024-11-16 23:15:53,478 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (27 of 31 remaining) [2024-11-16 23:15:53,478 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (26 of 31 remaining) [2024-11-16 23:15:53,479 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (25 of 31 remaining) [2024-11-16 23:15:53,479 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (24 of 31 remaining) [2024-11-16 23:15:53,480 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (23 of 31 remaining) [2024-11-16 23:15:53,480 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (22 of 31 remaining) [2024-11-16 23:15:53,480 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (21 of 31 remaining) [2024-11-16 23:15:53,480 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (20 of 31 remaining) [2024-11-16 23:15:53,481 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (19 of 31 remaining) [2024-11-16 23:15:53,481 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (18 of 31 remaining) [2024-11-16 23:15:53,481 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (17 of 31 remaining) [2024-11-16 23:15:53,482 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (16 of 31 remaining) [2024-11-16 23:15:53,482 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (15 of 31 remaining) [2024-11-16 23:15:53,482 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (14 of 31 remaining) [2024-11-16 23:15:53,483 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (13 of 31 remaining) [2024-11-16 23:15:53,483 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (12 of 31 remaining) [2024-11-16 23:15:53,483 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (11 of 31 remaining) [2024-11-16 23:15:53,483 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (10 of 31 remaining) [2024-11-16 23:15:53,484 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (9 of 31 remaining) [2024-11-16 23:15:53,484 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (8 of 31 remaining) [2024-11-16 23:15:53,484 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (7 of 31 remaining) [2024-11-16 23:15:53,485 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (6 of 31 remaining) [2024-11-16 23:15:53,485 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (5 of 31 remaining) [2024-11-16 23:15:53,485 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (4 of 31 remaining) [2024-11-16 23:15:53,486 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (3 of 31 remaining) [2024-11-16 23:15:53,486 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (2 of 31 remaining) [2024-11-16 23:15:53,486 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (1 of 31 remaining) [2024-11-16 23:15:53,487 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (0 of 31 remaining) [2024-11-16 23:15:53,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 23:15:53,488 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-16 23:15:53,491 WARN L244 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-16 23:15:53,493 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-16 23:15:53,565 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-16 23:15:53,572 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 298 places, 306 transitions, 622 flow [2024-11-16 23:15:53,661 INFO L124 PetriNetUnfolderBase]: 15/328 cut-off events. [2024-11-16 23:15:53,663 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-16 23:15:53,670 INFO L83 FinitePrefix]: Finished finitePrefix Result has 336 conditions, 328 events. 15/328 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 602 event pairs, 0 based on Foata normal form. 0/280 useless extension candidates. Maximal degree in co-relation 220. Up to 6 conditions per place. [2024-11-16 23:15:53,670 INFO L82 GeneralOperation]: Start removeDead. Operand has 298 places, 306 transitions, 622 flow [2024-11-16 23:15:53,676 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 298 places, 306 transitions, 622 flow [2024-11-16 23:15:53,677 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 23:15:53,680 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;@6f8d74f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 23:15:53,680 INFO L334 AbstractCegarLoop]: Starting to check reachability of 46 error locations. [2024-11-16 23:15:53,696 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-16 23:15:53,696 INFO L124 PetriNetUnfolderBase]: 4/126 cut-off events. [2024-11-16 23:15:53,697 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-16 23:15:53,697 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:15:53,697 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] [2024-11-16 23:15:53,697 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err14ASSERT_VIOLATIONDATA_RACE === [thr1Err14ASSERT_VIOLATIONDATA_RACE, thr1Err9ASSERT_VIOLATIONDATA_RACE, thr1Err13ASSERT_VIOLATIONDATA_RACE, thr1Err12ASSERT_VIOLATIONDATA_RACE (and 42 more)] === [2024-11-16 23:15:53,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:15:53,698 INFO L85 PathProgramCache]: Analyzing trace with hash -2097116864, now seen corresponding path program 1 times [2024-11-16 23:15:53,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:15:53,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198816754] [2024-11-16 23:15:53,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:15:53,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:15:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:15:53,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:15:53,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:15:53,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198816754] [2024-11-16 23:15:53,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198816754] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:15:53,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:15:53,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-16 23:15:53,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214111267] [2024-11-16 23:15:53,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:15:53,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 23:15:53,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:15:53,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 23:15:53,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 23:15:53,959 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 272 out of 306 [2024-11-16 23:15:53,964 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 298 places, 306 transitions, 622 flow. Second operand has 2 states, 2 states have (on average 273.0) internal successors, (546), 2 states have internal predecessors, (546), 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) [2024-11-16 23:15:53,967 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:15:53,967 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 272 of 306 [2024-11-16 23:15:53,968 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:15:54,120 INFO L124 PetriNetUnfolderBase]: 22/589 cut-off events. [2024-11-16 23:15:54,122 INFO L125 PetriNetUnfolderBase]: For 17/17 co-relation queries the response was YES. [2024-11-16 23:15:54,129 INFO L83 FinitePrefix]: Finished finitePrefix Result has 639 conditions, 589 events. 22/589 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 2065 event pairs, 12 based on Foata normal form. 82/606 useless extension candidates. Maximal degree in co-relation 191. Up to 33 conditions per place. [2024-11-16 23:15:54,132 INFO L140 encePairwiseOnDemand]: 282/306 looper letters, 8 selfloop transitions, 0 changer transitions 0/271 dead transitions. [2024-11-16 23:15:54,133 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 271 transitions, 568 flow [2024-11-16 23:15:54,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 23:15:54,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-16 23:15:54,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 576 transitions. [2024-11-16 23:15:54,150 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9411764705882353 [2024-11-16 23:15:54,152 INFO L175 Difference]: Start difference. First operand has 298 places, 306 transitions, 622 flow. Second operand 2 states and 576 transitions. [2024-11-16 23:15:54,153 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 271 transitions, 568 flow [2024-11-16 23:15:54,157 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 271 transitions, 568 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:15:54,164 INFO L231 Difference]: Finished difference. Result has 273 places, 271 transitions, 552 flow [2024-11-16 23:15:54,167 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=306, PETRI_DIFFERENCE_MINUEND_FLOW=552, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=271, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=552, PETRI_PLACES=273, PETRI_TRANSITIONS=271} [2024-11-16 23:15:54,170 INFO L277 CegarLoopForPetriNet]: 298 programPoint places, -25 predicate places. [2024-11-16 23:15:54,171 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 271 transitions, 552 flow [2024-11-16 23:15:54,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 273.0) internal successors, (546), 2 states have internal predecessors, (546), 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) [2024-11-16 23:15:54,172 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:15:54,173 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] [2024-11-16 23:15:54,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 23:15:54,173 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err14ASSERT_VIOLATIONDATA_RACE, thr1Err9ASSERT_VIOLATIONDATA_RACE, thr1Err13ASSERT_VIOLATIONDATA_RACE, thr1Err12ASSERT_VIOLATIONDATA_RACE (and 42 more)] === [2024-11-16 23:15:54,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:15:54,175 INFO L85 PathProgramCache]: Analyzing trace with hash -599631598, now seen corresponding path program 1 times [2024-11-16 23:15:54,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:15:54,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464398835] [2024-11-16 23:15:54,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:15:54,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:15:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 23:15:54,232 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-16 23:15:54,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 23:15:54,265 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-16 23:15:54,265 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-16 23:15:54,266 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (45 of 46 remaining) [2024-11-16 23:15:54,266 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (44 of 46 remaining) [2024-11-16 23:15:54,266 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (43 of 46 remaining) [2024-11-16 23:15:54,266 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (42 of 46 remaining) [2024-11-16 23:15:54,267 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (41 of 46 remaining) [2024-11-16 23:15:54,267 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (40 of 46 remaining) [2024-11-16 23:15:54,267 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (39 of 46 remaining) [2024-11-16 23:15:54,267 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (38 of 46 remaining) [2024-11-16 23:15:54,267 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (37 of 46 remaining) [2024-11-16 23:15:54,268 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (36 of 46 remaining) [2024-11-16 23:15:54,268 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (35 of 46 remaining) [2024-11-16 23:15:54,268 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (34 of 46 remaining) [2024-11-16 23:15:54,268 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (33 of 46 remaining) [2024-11-16 23:15:54,268 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (32 of 46 remaining) [2024-11-16 23:15:54,269 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (31 of 46 remaining) [2024-11-16 23:15:54,269 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (30 of 46 remaining) [2024-11-16 23:15:54,269 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (29 of 46 remaining) [2024-11-16 23:15:54,269 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (28 of 46 remaining) [2024-11-16 23:15:54,269 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (27 of 46 remaining) [2024-11-16 23:15:54,269 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (26 of 46 remaining) [2024-11-16 23:15:54,270 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (25 of 46 remaining) [2024-11-16 23:15:54,270 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (24 of 46 remaining) [2024-11-16 23:15:54,270 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (23 of 46 remaining) [2024-11-16 23:15:54,270 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (22 of 46 remaining) [2024-11-16 23:15:54,270 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (21 of 46 remaining) [2024-11-16 23:15:54,271 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (20 of 46 remaining) [2024-11-16 23:15:54,271 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (19 of 46 remaining) [2024-11-16 23:15:54,271 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (18 of 46 remaining) [2024-11-16 23:15:54,271 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (17 of 46 remaining) [2024-11-16 23:15:54,271 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (16 of 46 remaining) [2024-11-16 23:15:54,272 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (15 of 46 remaining) [2024-11-16 23:15:54,272 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (14 of 46 remaining) [2024-11-16 23:15:54,272 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (13 of 46 remaining) [2024-11-16 23:15:54,272 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (12 of 46 remaining) [2024-11-16 23:15:54,272 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (11 of 46 remaining) [2024-11-16 23:15:54,273 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (10 of 46 remaining) [2024-11-16 23:15:54,273 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (9 of 46 remaining) [2024-11-16 23:15:54,273 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (8 of 46 remaining) [2024-11-16 23:15:54,273 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (7 of 46 remaining) [2024-11-16 23:15:54,273 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (6 of 46 remaining) [2024-11-16 23:15:54,274 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (5 of 46 remaining) [2024-11-16 23:15:54,274 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (4 of 46 remaining) [2024-11-16 23:15:54,274 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (3 of 46 remaining) [2024-11-16 23:15:54,274 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (2 of 46 remaining) [2024-11-16 23:15:54,274 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (1 of 46 remaining) [2024-11-16 23:15:54,275 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (0 of 46 remaining) [2024-11-16 23:15:54,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 23:15:54,275 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-16 23:15:54,276 WARN L244 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-16 23:15:54,276 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-11-16 23:15:54,375 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-16 23:15:54,384 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 399 places, 411 transitions, 840 flow [2024-11-16 23:15:54,482 INFO L124 PetriNetUnfolderBase]: 22/445 cut-off events. [2024-11-16 23:15:54,483 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-16 23:15:54,489 INFO L83 FinitePrefix]: Finished finitePrefix Result has 458 conditions, 445 events. 22/445 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1195 event pairs, 0 based on Foata normal form. 0/374 useless extension candidates. Maximal degree in co-relation 332. Up to 8 conditions per place. [2024-11-16 23:15:54,489 INFO L82 GeneralOperation]: Start removeDead. Operand has 399 places, 411 transitions, 840 flow [2024-11-16 23:15:54,497 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 399 places, 411 transitions, 840 flow [2024-11-16 23:15:54,499 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 23:15:54,499 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;@6f8d74f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 23:15:54,500 INFO L334 AbstractCegarLoop]: Starting to check reachability of 61 error locations. [2024-11-16 23:15:54,511 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-16 23:15:54,511 INFO L124 PetriNetUnfolderBase]: 4/126 cut-off events. [2024-11-16 23:15:54,511 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-16 23:15:54,512 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:15:54,512 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] [2024-11-16 23:15:54,512 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err14ASSERT_VIOLATIONDATA_RACE === [thr1Err14ASSERT_VIOLATIONDATA_RACE, thr1Err9ASSERT_VIOLATIONDATA_RACE, thr1Err13ASSERT_VIOLATIONDATA_RACE, thr1Err12ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-16 23:15:54,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:15:54,513 INFO L85 PathProgramCache]: Analyzing trace with hash -532791325, now seen corresponding path program 1 times [2024-11-16 23:15:54,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:15:54,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972471994] [2024-11-16 23:15:54,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:15:54,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:15:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:15:54,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:15:54,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:15:54,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972471994] [2024-11-16 23:15:54,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972471994] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:15:54,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:15:54,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-16 23:15:54,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728415118] [2024-11-16 23:15:54,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:15:54,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 23:15:54,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:15:54,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 23:15:54,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 23:15:54,623 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 411 [2024-11-16 23:15:54,626 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 399 places, 411 transitions, 840 flow. Second operand has 2 states, 2 states have (on average 362.0) internal successors, (724), 2 states have internal predecessors, (724), 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) [2024-11-16 23:15:54,627 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:15:54,627 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 411 [2024-11-16 23:15:54,627 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:15:55,173 INFO L124 PetriNetUnfolderBase]: 150/2249 cut-off events. [2024-11-16 23:15:55,173 INFO L125 PetriNetUnfolderBase]: For 157/157 co-relation queries the response was YES. [2024-11-16 23:15:55,187 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2524 conditions, 2249 events. 150/2249 cut-off events. For 157/157 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 16319 event pairs, 108 based on Foata normal form. 428/2396 useless extension candidates. Maximal degree in co-relation 631. Up to 193 conditions per place. [2024-11-16 23:15:55,199 INFO L140 encePairwiseOnDemand]: 376/411 looper letters, 12 selfloop transitions, 0 changer transitions 0/361 dead transitions. [2024-11-16 23:15:55,200 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 363 places, 361 transitions, 764 flow [2024-11-16 23:15:55,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 23:15:55,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-16 23:15:55,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 769 transitions. [2024-11-16 23:15:55,206 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9355231143552312 [2024-11-16 23:15:55,206 INFO L175 Difference]: Start difference. First operand has 399 places, 411 transitions, 840 flow. Second operand 2 states and 769 transitions. [2024-11-16 23:15:55,207 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 363 places, 361 transitions, 764 flow [2024-11-16 23:15:55,212 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 363 places, 361 transitions, 762 flow, removed 1 selfloop flow, removed 0 redundant places. [2024-11-16 23:15:55,218 INFO L231 Difference]: Finished difference. Result has 363 places, 361 transitions, 738 flow [2024-11-16 23:15:55,219 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=411, PETRI_DIFFERENCE_MINUEND_FLOW=738, PETRI_DIFFERENCE_MINUEND_PLACES=362, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=361, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=361, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=738, PETRI_PLACES=363, PETRI_TRANSITIONS=361} [2024-11-16 23:15:55,219 INFO L277 CegarLoopForPetriNet]: 399 programPoint places, -36 predicate places. [2024-11-16 23:15:55,220 INFO L471 AbstractCegarLoop]: Abstraction has has 363 places, 361 transitions, 738 flow [2024-11-16 23:15:55,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 362.0) internal successors, (724), 2 states have internal predecessors, (724), 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) [2024-11-16 23:15:55,221 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:15:55,224 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] [2024-11-16 23:15:55,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 23:15:55,224 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err8ASSERT_VIOLATIONDATA_RACE === [thr1Err14ASSERT_VIOLATIONDATA_RACE, thr1Err9ASSERT_VIOLATIONDATA_RACE, thr1Err13ASSERT_VIOLATIONDATA_RACE, thr1Err12ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-16 23:15:55,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:15:55,225 INFO L85 PathProgramCache]: Analyzing trace with hash 587659501, now seen corresponding path program 1 times [2024-11-16 23:15:55,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:15:55,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836378766] [2024-11-16 23:15:55,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:15:55,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:15:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:15:56,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:15:56,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:15:56,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836378766] [2024-11-16 23:15:56,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836378766] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:15:56,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:15:56,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:15:56,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627683971] [2024-11-16 23:15:56,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:15:56,026 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:15:56,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:15:56,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:15:56,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:15:56,670 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 411 [2024-11-16 23:15:56,673 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 363 places, 361 transitions, 738 flow. Second operand has 6 states, 6 states have (on average 334.5) internal successors, (2007), 6 states have internal predecessors, (2007), 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) [2024-11-16 23:15:56,673 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:15:56,673 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 411 [2024-11-16 23:15:56,673 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:16:00,809 INFO L124 PetriNetUnfolderBase]: 2594/19989 cut-off events. [2024-11-16 23:16:00,810 INFO L125 PetriNetUnfolderBase]: For 784/784 co-relation queries the response was YES. [2024-11-16 23:16:00,926 INFO L83 FinitePrefix]: Finished finitePrefix Result has 24378 conditions, 19989 events. 2594/19989 cut-off events. For 784/784 co-relation queries the response was YES. Maximal size of possible extension queue 400. Compared 261686 event pairs, 428 based on Foata normal form. 0/17447 useless extension candidates. Maximal degree in co-relation 24372. Up to 2202 conditions per place. [2024-11-16 23:16:01,027 INFO L140 encePairwiseOnDemand]: 384/411 looper letters, 74 selfloop transitions, 29 changer transitions 0/424 dead transitions. [2024-11-16 23:16:01,027 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 368 places, 424 transitions, 1110 flow [2024-11-16 23:16:01,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:16:01,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:16:01,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2105 transitions. [2024-11-16 23:16:01,032 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8536090835360909 [2024-11-16 23:16:01,032 INFO L175 Difference]: Start difference. First operand has 363 places, 361 transitions, 738 flow. Second operand 6 states and 2105 transitions. [2024-11-16 23:16:01,032 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 368 places, 424 transitions, 1110 flow [2024-11-16 23:16:01,037 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 424 transitions, 1110 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:16:01,044 INFO L231 Difference]: Finished difference. Result has 373 places, 389 transitions, 962 flow [2024-11-16 23:16:01,045 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=411, PETRI_DIFFERENCE_MINUEND_FLOW=738, PETRI_DIFFERENCE_MINUEND_PLACES=363, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=361, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=338, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=962, PETRI_PLACES=373, PETRI_TRANSITIONS=389} [2024-11-16 23:16:01,046 INFO L277 CegarLoopForPetriNet]: 399 programPoint places, -26 predicate places. [2024-11-16 23:16:01,046 INFO L471 AbstractCegarLoop]: Abstraction has has 373 places, 389 transitions, 962 flow [2024-11-16 23:16:01,047 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 334.5) internal successors, (2007), 6 states have internal predecessors, (2007), 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) [2024-11-16 23:16:01,047 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:16:01,048 INFO L204 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:16:01,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 23:16:01,048 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err14ASSERT_VIOLATIONDATA_RACE, thr1Err9ASSERT_VIOLATIONDATA_RACE, thr1Err13ASSERT_VIOLATIONDATA_RACE, thr1Err12ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-16 23:16:01,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:16:01,049 INFO L85 PathProgramCache]: Analyzing trace with hash 2088757099, now seen corresponding path program 1 times [2024-11-16 23:16:01,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:16:01,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094139741] [2024-11-16 23:16:01,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:16:01,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:16:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 23:16:01,079 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-16 23:16:01,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 23:16:01,119 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-16 23:16:01,120 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-16 23:16:01,121 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (60 of 61 remaining) [2024-11-16 23:16:01,121 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (59 of 61 remaining) [2024-11-16 23:16:01,121 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (58 of 61 remaining) [2024-11-16 23:16:01,121 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (57 of 61 remaining) [2024-11-16 23:16:01,122 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (56 of 61 remaining) [2024-11-16 23:16:01,122 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (55 of 61 remaining) [2024-11-16 23:16:01,122 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (54 of 61 remaining) [2024-11-16 23:16:01,122 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (53 of 61 remaining) [2024-11-16 23:16:01,122 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (52 of 61 remaining) [2024-11-16 23:16:01,122 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (51 of 61 remaining) [2024-11-16 23:16:01,123 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (50 of 61 remaining) [2024-11-16 23:16:01,123 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (49 of 61 remaining) [2024-11-16 23:16:01,123 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (48 of 61 remaining) [2024-11-16 23:16:01,123 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (47 of 61 remaining) [2024-11-16 23:16:01,123 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (46 of 61 remaining) [2024-11-16 23:16:01,123 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (45 of 61 remaining) [2024-11-16 23:16:01,124 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (44 of 61 remaining) [2024-11-16 23:16:01,126 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (43 of 61 remaining) [2024-11-16 23:16:01,127 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (42 of 61 remaining) [2024-11-16 23:16:01,127 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (41 of 61 remaining) [2024-11-16 23:16:01,127 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (40 of 61 remaining) [2024-11-16 23:16:01,127 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (39 of 61 remaining) [2024-11-16 23:16:01,127 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (38 of 61 remaining) [2024-11-16 23:16:01,127 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (37 of 61 remaining) [2024-11-16 23:16:01,128 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (36 of 61 remaining) [2024-11-16 23:16:01,128 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (35 of 61 remaining) [2024-11-16 23:16:01,128 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (34 of 61 remaining) [2024-11-16 23:16:01,128 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (33 of 61 remaining) [2024-11-16 23:16:01,128 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (32 of 61 remaining) [2024-11-16 23:16:01,128 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (31 of 61 remaining) [2024-11-16 23:16:01,128 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (30 of 61 remaining) [2024-11-16 23:16:01,128 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (29 of 61 remaining) [2024-11-16 23:16:01,128 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (28 of 61 remaining) [2024-11-16 23:16:01,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (27 of 61 remaining) [2024-11-16 23:16:01,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (26 of 61 remaining) [2024-11-16 23:16:01,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (25 of 61 remaining) [2024-11-16 23:16:01,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (24 of 61 remaining) [2024-11-16 23:16:01,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (23 of 61 remaining) [2024-11-16 23:16:01,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (22 of 61 remaining) [2024-11-16 23:16:01,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (21 of 61 remaining) [2024-11-16 23:16:01,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (20 of 61 remaining) [2024-11-16 23:16:01,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (19 of 61 remaining) [2024-11-16 23:16:01,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (18 of 61 remaining) [2024-11-16 23:16:01,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (17 of 61 remaining) [2024-11-16 23:16:01,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (16 of 61 remaining) [2024-11-16 23:16:01,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (15 of 61 remaining) [2024-11-16 23:16:01,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (14 of 61 remaining) [2024-11-16 23:16:01,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (13 of 61 remaining) [2024-11-16 23:16:01,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (12 of 61 remaining) [2024-11-16 23:16:01,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (11 of 61 remaining) [2024-11-16 23:16:01,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (10 of 61 remaining) [2024-11-16 23:16:01,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (9 of 61 remaining) [2024-11-16 23:16:01,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (8 of 61 remaining) [2024-11-16 23:16:01,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (7 of 61 remaining) [2024-11-16 23:16:01,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (6 of 61 remaining) [2024-11-16 23:16:01,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (5 of 61 remaining) [2024-11-16 23:16:01,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (4 of 61 remaining) [2024-11-16 23:16:01,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (3 of 61 remaining) [2024-11-16 23:16:01,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (2 of 61 remaining) [2024-11-16 23:16:01,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (1 of 61 remaining) [2024-11-16 23:16:01,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (0 of 61 remaining) [2024-11-16 23:16:01,133 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 23:16:01,133 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-16 23:16:01,134 WARN L244 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-16 23:16:01,134 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2024-11-16 23:16:01,225 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-16 23:16:01,229 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 500 places, 516 transitions, 1060 flow [2024-11-16 23:16:01,320 INFO L124 PetriNetUnfolderBase]: 29/562 cut-off events. [2024-11-16 23:16:01,320 INFO L125 PetriNetUnfolderBase]: For 16/16 co-relation queries the response was YES. [2024-11-16 23:16:01,330 INFO L83 FinitePrefix]: Finished finitePrefix Result has 581 conditions, 562 events. 29/562 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1868 event pairs, 0 based on Foata normal form. 0/468 useless extension candidates. Maximal degree in co-relation 453. Up to 10 conditions per place. [2024-11-16 23:16:01,330 INFO L82 GeneralOperation]: Start removeDead. Operand has 500 places, 516 transitions, 1060 flow [2024-11-16 23:16:01,337 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 500 places, 516 transitions, 1060 flow [2024-11-16 23:16:01,338 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 23:16:01,338 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;@6f8d74f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 23:16:01,339 INFO L334 AbstractCegarLoop]: Starting to check reachability of 76 error locations. [2024-11-16 23:16:01,345 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-16 23:16:01,346 INFO L124 PetriNetUnfolderBase]: 3/122 cut-off events. [2024-11-16 23:16:01,346 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-16 23:16:01,346 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:16:01,346 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] [2024-11-16 23:16:01,346 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err14ASSERT_VIOLATIONDATA_RACE === [thr1Err14ASSERT_VIOLATIONDATA_RACE, thr1Err9ASSERT_VIOLATIONDATA_RACE, thr1Err13ASSERT_VIOLATIONDATA_RACE, thr1Err12ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2024-11-16 23:16:01,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:16:01,347 INFO L85 PathProgramCache]: Analyzing trace with hash -1519363889, now seen corresponding path program 1 times [2024-11-16 23:16:01,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:16:01,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905403751] [2024-11-16 23:16:01,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:16:01,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:16:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:16:01,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:16:01,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:16:01,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905403751] [2024-11-16 23:16:01,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905403751] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:16:01,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:16:01,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-16 23:16:01,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089672193] [2024-11-16 23:16:01,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:16:01,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 23:16:01,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:16:01,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 23:16:01,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 23:16:01,393 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 450 out of 516 [2024-11-16 23:16:01,394 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 500 places, 516 transitions, 1060 flow. Second operand has 2 states, 2 states have (on average 451.0) internal successors, (902), 2 states have internal predecessors, (902), 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) [2024-11-16 23:16:01,394 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:16:01,395 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 450 of 516 [2024-11-16 23:16:01,395 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:16:03,481 INFO L124 PetriNetUnfolderBase]: 854/9081 cut-off events. [2024-11-16 23:16:03,481 INFO L125 PetriNetUnfolderBase]: For 1133/1133 co-relation queries the response was YES. [2024-11-16 23:16:03,564 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10509 conditions, 9081 events. 854/9081 cut-off events. For 1133/1133 co-relation queries the response was YES. Maximal size of possible extension queue 147. Compared 97000 event pairs, 684 based on Foata normal form. 2132/10067 useless extension candidates. Maximal degree in co-relation 2503. Up to 1025 conditions per place. [2024-11-16 23:16:03,612 INFO L140 encePairwiseOnDemand]: 470/516 looper letters, 16 selfloop transitions, 0 changer transitions 0/451 dead transitions. [2024-11-16 23:16:03,612 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 453 places, 451 transitions, 962 flow [2024-11-16 23:16:03,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 23:16:03,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-16 23:16:03,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 962 transitions. [2024-11-16 23:16:03,615 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9321705426356589 [2024-11-16 23:16:03,615 INFO L175 Difference]: Start difference. First operand has 500 places, 516 transitions, 1060 flow. Second operand 2 states and 962 transitions. [2024-11-16 23:16:03,615 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 453 places, 451 transitions, 962 flow [2024-11-16 23:16:03,620 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 453 places, 451 transitions, 956 flow, removed 3 selfloop flow, removed 0 redundant places. [2024-11-16 23:16:03,624 INFO L231 Difference]: Finished difference. Result has 453 places, 451 transitions, 924 flow [2024-11-16 23:16:03,626 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=516, PETRI_DIFFERENCE_MINUEND_FLOW=924, PETRI_DIFFERENCE_MINUEND_PLACES=452, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=451, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=451, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=924, PETRI_PLACES=453, PETRI_TRANSITIONS=451} [2024-11-16 23:16:03,628 INFO L277 CegarLoopForPetriNet]: 500 programPoint places, -47 predicate places. [2024-11-16 23:16:03,628 INFO L471 AbstractCegarLoop]: Abstraction has has 453 places, 451 transitions, 924 flow [2024-11-16 23:16:03,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 451.0) internal successors, (902), 2 states have internal predecessors, (902), 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) [2024-11-16 23:16:03,629 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:16:03,629 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] [2024-11-16 23:16:03,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 23:16:03,629 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err8ASSERT_VIOLATIONDATA_RACE === [thr1Err14ASSERT_VIOLATIONDATA_RACE, thr1Err9ASSERT_VIOLATIONDATA_RACE, thr1Err13ASSERT_VIOLATIONDATA_RACE, thr1Err12ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2024-11-16 23:16:03,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:16:03,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1506179417, now seen corresponding path program 1 times [2024-11-16 23:16:03,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:16:03,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013932349] [2024-11-16 23:16:03,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:16:03,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:16:03,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:16:04,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:16:04,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:16:04,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013932349] [2024-11-16 23:16:04,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013932349] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:16:04,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:16:04,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:16:04,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791655630] [2024-11-16 23:16:04,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:16:04,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:16:04,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:16:04,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:16:04,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:16:05,052 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 422 out of 516 [2024-11-16 23:16:05,055 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 453 places, 451 transitions, 924 flow. Second operand has 6 states, 6 states have (on average 423.5) internal successors, (2541), 6 states have internal predecessors, (2541), 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) [2024-11-16 23:16:05,055 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:16:05,055 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 422 of 516 [2024-11-16 23:16:05,055 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:16:22,684 INFO L124 PetriNetUnfolderBase]: 15722/85679 cut-off events. [2024-11-16 23:16:22,684 INFO L125 PetriNetUnfolderBase]: For 4111/4111 co-relation queries the response was YES. [2024-11-16 23:16:23,619 INFO L83 FinitePrefix]: Finished finitePrefix Result has 109416 conditions, 85679 events. 15722/85679 cut-off events. For 4111/4111 co-relation queries the response was YES. Maximal size of possible extension queue 1622. Compared 1350295 event pairs, 3345 based on Foata normal form. 0/75182 useless extension candidates. Maximal degree in co-relation 109409. Up to 12751 conditions per place. [2024-11-16 23:16:24,567 INFO L140 encePairwiseOnDemand]: 488/516 looper letters, 90 selfloop transitions, 33 changer transitions 0/530 dead transitions. [2024-11-16 23:16:24,568 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 458 places, 530 transitions, 1388 flow [2024-11-16 23:16:24,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:16:24,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:16:24,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2659 transitions. [2024-11-16 23:16:24,575 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8588501291989664 [2024-11-16 23:16:24,575 INFO L175 Difference]: Start difference. First operand has 453 places, 451 transitions, 924 flow. Second operand 6 states and 2659 transitions. [2024-11-16 23:16:24,575 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 458 places, 530 transitions, 1388 flow [2024-11-16 23:16:24,589 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 458 places, 530 transitions, 1388 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:16:24,598 INFO L231 Difference]: Finished difference. Result has 463 places, 483 transitions, 1174 flow [2024-11-16 23:16:24,599 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=516, PETRI_DIFFERENCE_MINUEND_FLOW=924, PETRI_DIFFERENCE_MINUEND_PLACES=453, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=451, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=427, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1174, PETRI_PLACES=463, PETRI_TRANSITIONS=483} [2024-11-16 23:16:24,600 INFO L277 CegarLoopForPetriNet]: 500 programPoint places, -37 predicate places. [2024-11-16 23:16:24,601 INFO L471 AbstractCegarLoop]: Abstraction has has 463 places, 483 transitions, 1174 flow [2024-11-16 23:16:24,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 423.5) internal successors, (2541), 6 states have internal predecessors, (2541), 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) [2024-11-16 23:16:24,603 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:16:24,604 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] [2024-11-16 23:16:24,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 23:16:24,604 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err8ASSERT_VIOLATIONDATA_RACE === [thr1Err14ASSERT_VIOLATIONDATA_RACE, thr1Err9ASSERT_VIOLATIONDATA_RACE, thr1Err13ASSERT_VIOLATIONDATA_RACE, thr1Err12ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2024-11-16 23:16:24,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:16:24,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1240443846, now seen corresponding path program 1 times [2024-11-16 23:16:24,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:16:24,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543746713] [2024-11-16 23:16:24,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:16:24,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:16:24,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:16:25,380 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-16 23:16:25,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:16:25,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543746713] [2024-11-16 23:16:25,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543746713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:16:25,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:16:25,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:16:25,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772625345] [2024-11-16 23:16:25,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:16:25,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:16:25,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:16:25,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:16:25,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:16:25,946 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 422 out of 516 [2024-11-16 23:16:25,949 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 463 places, 483 transitions, 1174 flow. Second operand has 6 states, 6 states have (on average 423.6666666666667) internal successors, (2542), 6 states have internal predecessors, (2542), 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) [2024-11-16 23:16:25,949 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:16:25,950 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 422 of 516 [2024-11-16 23:16:25,950 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:16:38,739 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1837] L700-3-->L701-8: Formula: (let ((.cse1 (+ |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| 1)) (.cse2 (+ 2 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|)) (.cse3 (+ 3 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|)) (.cse9 (select |v_#race_175| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|))) (let ((.cse6 (select .cse9 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|)) (.cse7 (select |v_#memory_int_86| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|)) (.cse4 (select .cse9 .cse3)) (.cse5 (select .cse9 .cse2)) (.cse8 (select .cse9 .cse1)) (.cse0 (select |v_#race_176| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|))) (or (and (= v_~next_alloc_idx~0_59 (+ v_~next_alloc_idx~0_60 2)) (= |v_#race_175| (store |v_#race_176| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store (store (store (store .cse0 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) .cse1 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) .cse2 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) .cse3 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|))) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_101| |v_#race~next_alloc_idx~0_75|) (= .cse4 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124| .cse5) (= .cse6 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) (= (store |v_#memory_int_86| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store .cse7 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| v_~next_alloc_idx~0_60)) |v_#memory_int_85|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124| .cse8) (<= v_~next_alloc_idx~0_60 64) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_109| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|)) (and (= |v_#race~next_alloc_idx~0_75| 0) (= v_~next_alloc_idx~0_60 v_~next_alloc_idx~0_59) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108| .cse6) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_102| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_101|) (= (store |v_#memory_int_86| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store .cse7 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| 0)) |v_#memory_int_85|) (= .cse4 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108| .cse5) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_125| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108| .cse8) (< 64 v_~next_alloc_idx~0_60) (= (store |v_#race_176| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store (store (store (store .cse0 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|) .cse1 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|) .cse2 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|) .cse3 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|)) |v_#race_175|))))) InVars {#race=|v_#race_176|, thr1Thread4of4ForFork0_push_~#newTop~0#1.offset=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|, #memory_int=|v_#memory_int_86|, ~next_alloc_idx~0=v_~next_alloc_idx~0_60, thr1Thread4of4ForFork0_push_~#newTop~0#1.base=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|} OutVars{#race=|v_#race_175|, thr1Thread4of4ForFork0_push_~#newTop~0#1.offset=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet3#1=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet3#1_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet1#1=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet1#1_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset_13|, ~next_alloc_idx~0=v_~next_alloc_idx~0_59, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet2#1=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet2#1_13|, thr1Thread4of4ForFork0_push_~#newTop~0#1.base=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|, #memory_int=|v_#memory_int_85|, #race~next_alloc_idx~0=|v_#race~next_alloc_idx~0_75|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base_13|} AuxVars[|v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_102|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_109|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_101|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_125|] AssignedVars[#race, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet2#1, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet3#1, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet1#1, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset, ~next_alloc_idx~0, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset, #memory_int, #race~next_alloc_idx~0, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base][356], [Black: 509#(and (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 1)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 2)) 0)), 501#true, Black: 510#(and (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 1)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 3)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 2)) 0)), Black: 508#(and (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 1)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0)), 107#L701-8true, 499#true, 150#L704-5true, 497#true, 503#true, 516#true, 495#true, 391#L713-5true, 445#L701-8true, 505#true, Black: 507#(= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0), 261#L719-2true]) [2024-11-16 23:16:38,739 INFO L294 olderBase$Statistics]: this new event has 214 ancestors and is cut-off event [2024-11-16 23:16:38,739 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2024-11-16 23:16:38,740 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2024-11-16 23:16:38,740 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2024-11-16 23:16:41,203 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1837] L700-3-->L701-8: Formula: (let ((.cse1 (+ |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| 1)) (.cse2 (+ 2 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|)) (.cse3 (+ 3 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|)) (.cse9 (select |v_#race_175| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|))) (let ((.cse6 (select .cse9 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|)) (.cse7 (select |v_#memory_int_86| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|)) (.cse4 (select .cse9 .cse3)) (.cse5 (select .cse9 .cse2)) (.cse8 (select .cse9 .cse1)) (.cse0 (select |v_#race_176| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|))) (or (and (= v_~next_alloc_idx~0_59 (+ v_~next_alloc_idx~0_60 2)) (= |v_#race_175| (store |v_#race_176| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store (store (store (store .cse0 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) .cse1 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) .cse2 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) .cse3 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|))) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_101| |v_#race~next_alloc_idx~0_75|) (= .cse4 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124| .cse5) (= .cse6 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) (= (store |v_#memory_int_86| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store .cse7 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| v_~next_alloc_idx~0_60)) |v_#memory_int_85|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124| .cse8) (<= v_~next_alloc_idx~0_60 64) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_109| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|)) (and (= |v_#race~next_alloc_idx~0_75| 0) (= v_~next_alloc_idx~0_60 v_~next_alloc_idx~0_59) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108| .cse6) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_102| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_101|) (= (store |v_#memory_int_86| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store .cse7 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| 0)) |v_#memory_int_85|) (= .cse4 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108| .cse5) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_125| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108| .cse8) (< 64 v_~next_alloc_idx~0_60) (= (store |v_#race_176| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store (store (store (store .cse0 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|) .cse1 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|) .cse2 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|) .cse3 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|)) |v_#race_175|))))) InVars {#race=|v_#race_176|, thr1Thread4of4ForFork0_push_~#newTop~0#1.offset=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|, #memory_int=|v_#memory_int_86|, ~next_alloc_idx~0=v_~next_alloc_idx~0_60, thr1Thread4of4ForFork0_push_~#newTop~0#1.base=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|} OutVars{#race=|v_#race_175|, thr1Thread4of4ForFork0_push_~#newTop~0#1.offset=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet3#1=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet3#1_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet1#1=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet1#1_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset_13|, ~next_alloc_idx~0=v_~next_alloc_idx~0_59, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet2#1=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet2#1_13|, thr1Thread4of4ForFork0_push_~#newTop~0#1.base=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|, #memory_int=|v_#memory_int_85|, #race~next_alloc_idx~0=|v_#race~next_alloc_idx~0_75|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base_13|} AuxVars[|v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_102|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_109|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_101|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_125|] AssignedVars[#race, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet2#1, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet3#1, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet1#1, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset, ~next_alloc_idx~0, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset, #memory_int, #race~next_alloc_idx~0, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base][238], [Black: 509#(and (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 1)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 2)) 0)), 501#true, Black: 510#(and (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 1)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 3)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 2)) 0)), Black: 508#(and (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 1)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0)), 32#thr1Err8ASSERT_VIOLATIONDATA_RACEtrue, 137#push_returnLabel#1true, 107#L701-8true, 499#true, 497#true, 503#true, 516#true, 495#true, 445#L701-8true, 505#true, Black: 507#(= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0), 261#L719-2true]) [2024-11-16 23:16:41,204 INFO L294 olderBase$Statistics]: this new event has 205 ancestors and is cut-off event [2024-11-16 23:16:41,204 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2024-11-16 23:16:41,204 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2024-11-16 23:16:41,204 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2024-11-16 23:16:45,495 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1837] L700-3-->L701-8: Formula: (let ((.cse1 (+ |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| 1)) (.cse2 (+ 2 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|)) (.cse3 (+ 3 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|)) (.cse9 (select |v_#race_175| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|))) (let ((.cse6 (select .cse9 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|)) (.cse7 (select |v_#memory_int_86| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|)) (.cse4 (select .cse9 .cse3)) (.cse5 (select .cse9 .cse2)) (.cse8 (select .cse9 .cse1)) (.cse0 (select |v_#race_176| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|))) (or (and (= v_~next_alloc_idx~0_59 (+ v_~next_alloc_idx~0_60 2)) (= |v_#race_175| (store |v_#race_176| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store (store (store (store .cse0 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) .cse1 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) .cse2 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) .cse3 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|))) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_101| |v_#race~next_alloc_idx~0_75|) (= .cse4 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124| .cse5) (= .cse6 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) (= (store |v_#memory_int_86| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store .cse7 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| v_~next_alloc_idx~0_60)) |v_#memory_int_85|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124| .cse8) (<= v_~next_alloc_idx~0_60 64) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_109| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|)) (and (= |v_#race~next_alloc_idx~0_75| 0) (= v_~next_alloc_idx~0_60 v_~next_alloc_idx~0_59) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108| .cse6) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_102| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_101|) (= (store |v_#memory_int_86| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store .cse7 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| 0)) |v_#memory_int_85|) (= .cse4 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108| .cse5) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_125| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108| .cse8) (< 64 v_~next_alloc_idx~0_60) (= (store |v_#race_176| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store (store (store (store .cse0 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|) .cse1 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|) .cse2 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|) .cse3 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|)) |v_#race_175|))))) InVars {#race=|v_#race_176|, thr1Thread4of4ForFork0_push_~#newTop~0#1.offset=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|, #memory_int=|v_#memory_int_86|, ~next_alloc_idx~0=v_~next_alloc_idx~0_60, thr1Thread4of4ForFork0_push_~#newTop~0#1.base=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|} OutVars{#race=|v_#race_175|, thr1Thread4of4ForFork0_push_~#newTop~0#1.offset=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet3#1=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet3#1_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet1#1=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet1#1_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset_13|, ~next_alloc_idx~0=v_~next_alloc_idx~0_59, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet2#1=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet2#1_13|, thr1Thread4of4ForFork0_push_~#newTop~0#1.base=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|, #memory_int=|v_#memory_int_85|, #race~next_alloc_idx~0=|v_#race~next_alloc_idx~0_75|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base_13|} AuxVars[|v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_108|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_102|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_109|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_101|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_124|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_125|] AssignedVars[#race, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet2#1, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet3#1, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet1#1, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset, ~next_alloc_idx~0, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset, #memory_int, #race~next_alloc_idx~0, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base][356], [Black: 509#(and (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 1)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 2)) 0)), 501#true, Black: 510#(and (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 1)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 3)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 2)) 0)), Black: 508#(and (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 1)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0)), 32#thr1Err8ASSERT_VIOLATIONDATA_RACEtrue, 107#L701-8true, 499#true, 150#L704-5true, 497#true, 503#true, 516#true, 495#true, 505#true, 445#L701-8true, Black: 507#(= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0), 261#L719-2true]) [2024-11-16 23:16:45,495 INFO L294 olderBase$Statistics]: this new event has 203 ancestors and is cut-off event [2024-11-16 23:16:45,495 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2024-11-16 23:16:45,495 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2024-11-16 23:16:45,495 INFO L297 olderBase$Statistics]: existing Event has 173 ancestors and is cut-off event