./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-data-race.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/03_incdec.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/03_incdec.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 c1c717c54832d7b18d55a1459c6f740661389c67176a032001ce64e3c282b955 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 16:44:31,115 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 16:44:31,168 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-14 16:44:31,172 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 16:44:31,174 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 16:44:31,198 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 16:44:31,200 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 16:44:31,201 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 16:44:31,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 16:44:31,203 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 16:44:31,204 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 16:44:31,204 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 16:44:31,204 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 16:44:31,204 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 16:44:31,205 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 16:44:31,205 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 16:44:31,206 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 16:44:31,207 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 16:44:31,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 16:44:31,207 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 16:44:31,207 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 16:44:31,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 16:44:31,214 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-14 16:44:31,214 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 16:44:31,214 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 16:44:31,214 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 16:44:31,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 16:44:31,215 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 16:44:31,215 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 16:44:31,215 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 16:44:31,215 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 16:44:31,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 16:44:31,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 16:44:31,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 16:44:31,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 16:44:31,216 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 16:44:31,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 16:44:31,216 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 16:44:31,216 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 16:44:31,217 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 16:44:31,217 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 16:44:31,217 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1c717c54832d7b18d55a1459c6f740661389c67176a032001ce64e3c282b955 [2024-10-14 16:44:31,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 16:44:31,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 16:44:31,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 16:44:31,426 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 16:44:31,427 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 16:44:31,428 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/03_incdec.i [2024-10-14 16:44:32,850 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 16:44:33,064 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 16:44:33,065 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/03_incdec.i [2024-10-14 16:44:33,076 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60c4869d6/a48ea59561c64fcf967d741ae73a39f6/FLAG8242cfd25 [2024-10-14 16:44:33,088 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60c4869d6/a48ea59561c64fcf967d741ae73a39f6 [2024-10-14 16:44:33,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 16:44:33,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 16:44:33,092 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 16:44:33,092 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 16:44:33,096 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 16:44:33,097 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 04:44:33" (1/1) ... [2024-10-14 16:44:33,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fa30562 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:44:33, skipping insertion in model container [2024-10-14 16:44:33,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 04:44:33" (1/1) ... [2024-10-14 16:44:33,131 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 16:44:33,383 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 16:44:33,391 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 16:44:33,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 16:44:33,505 INFO L204 MainTranslator]: Completed translation [2024-10-14 16:44:33,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:44:33 WrapperNode [2024-10-14 16:44:33,506 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 16:44:33,507 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 16:44:33,507 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 16:44:33,507 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 16:44:33,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:44:33" (1/1) ... [2024-10-14 16:44:33,540 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:44:33" (1/1) ... [2024-10-14 16:44:33,556 INFO L138 Inliner]: procedures = 171, calls = 23, calls flagged for inlining = 18, calls inlined = 26, statements flattened = 237 [2024-10-14 16:44:33,561 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 16:44:33,562 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 16:44:33,562 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 16:44:33,562 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 16:44:33,568 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:44:33" (1/1) ... [2024-10-14 16:44:33,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:44:33" (1/1) ... [2024-10-14 16:44:33,574 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:44:33" (1/1) ... [2024-10-14 16:44:33,578 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:44:33" (1/1) ... [2024-10-14 16:44:33,582 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:44:33" (1/1) ... [2024-10-14 16:44:33,588 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:44:33" (1/1) ... [2024-10-14 16:44:33,589 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:44:33" (1/1) ... [2024-10-14 16:44:33,590 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:44:33" (1/1) ... [2024-10-14 16:44:33,596 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 16:44:33,597 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 16:44:33,597 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 16:44:33,597 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 16:44:33,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:44:33" (1/1) ... [2024-10-14 16:44:33,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 16:44:33,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 16:44:33,632 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) [2024-10-14 16:44:33,634 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 [2024-10-14 16:44:33,668 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-10-14 16:44:33,668 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-10-14 16:44:33,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 16:44:33,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-14 16:44:33,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 16:44:33,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 16:44:33,670 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-14 16:44:33,773 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 16:44:33,775 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 16:44:34,038 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-14 16:44:34,038 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 16:44:34,216 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 16:44:34,217 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 16:44:34,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:44:34 BoogieIcfgContainer [2024-10-14 16:44:34,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 16:44:34,221 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 16:44:34,222 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 16:44:34,225 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 16:44:34,225 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 04:44:33" (1/3) ... [2024-10-14 16:44:34,226 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b8e4056 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:44:34, skipping insertion in model container [2024-10-14 16:44:34,226 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:44:33" (2/3) ... [2024-10-14 16:44:34,226 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b8e4056 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:44:34, skipping insertion in model container [2024-10-14 16:44:34,226 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:44:34" (3/3) ... [2024-10-14 16:44:34,228 INFO L112 eAbstractionObserver]: Analyzing ICFG 03_incdec.i [2024-10-14 16:44:34,242 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 16:44:34,242 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2024-10-14 16:44:34,242 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-14 16:44:34,325 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-14 16:44:34,358 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 156 places, 163 transitions, 330 flow [2024-10-14 16:44:34,402 INFO L124 PetriNetUnfolderBase]: 11/172 cut-off events. [2024-10-14 16:44:34,402 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-14 16:44:34,409 INFO L83 FinitePrefix]: Finished finitePrefix Result has 176 conditions, 172 events. 11/172 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 429 event pairs, 0 based on Foata normal form. 0/127 useless extension candidates. Maximal degree in co-relation 148. Up to 4 conditions per place. [2024-10-14 16:44:34,410 INFO L82 GeneralOperation]: Start removeDead. Operand has 156 places, 163 transitions, 330 flow [2024-10-14 16:44:34,415 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 156 places, 163 transitions, 330 flow [2024-10-14 16:44:34,425 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 16:44:34,430 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;@17bcebe2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 16:44:34,431 INFO L334 AbstractCegarLoop]: Starting to check reachability of 65 error locations. [2024-10-14 16:44:34,440 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-14 16:44:34,440 INFO L124 PetriNetUnfolderBase]: 2/43 cut-off events. [2024-10-14 16:44:34,440 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-14 16:44:34,441 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:44:34,441 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 16:44:34,442 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err16ASSERT_VIOLATIONDATA_RACE, thr1Err17ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2024-10-14 16:44:34,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:44:34,446 INFO L85 PathProgramCache]: Analyzing trace with hash 402981508, now seen corresponding path program 1 times [2024-10-14 16:44:34,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:44:34,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691653721] [2024-10-14 16:44:34,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:44:34,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:44:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 16:44:34,534 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 16:44:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 16:44:34,560 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 16:44:34,561 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 16:44:34,562 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (64 of 65 remaining) [2024-10-14 16:44:34,564 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (63 of 65 remaining) [2024-10-14 16:44:34,564 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (62 of 65 remaining) [2024-10-14 16:44:34,564 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (61 of 65 remaining) [2024-10-14 16:44:34,564 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (60 of 65 remaining) [2024-10-14 16:44:34,564 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (59 of 65 remaining) [2024-10-14 16:44:34,565 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (58 of 65 remaining) [2024-10-14 16:44:34,565 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (57 of 65 remaining) [2024-10-14 16:44:34,565 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (56 of 65 remaining) [2024-10-14 16:44:34,594 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (55 of 65 remaining) [2024-10-14 16:44:34,594 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (54 of 65 remaining) [2024-10-14 16:44:34,595 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (53 of 65 remaining) [2024-10-14 16:44:34,595 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (52 of 65 remaining) [2024-10-14 16:44:34,595 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (51 of 65 remaining) [2024-10-14 16:44:34,595 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (50 of 65 remaining) [2024-10-14 16:44:34,595 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (49 of 65 remaining) [2024-10-14 16:44:34,595 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (48 of 65 remaining) [2024-10-14 16:44:34,595 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (47 of 65 remaining) [2024-10-14 16:44:34,595 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (46 of 65 remaining) [2024-10-14 16:44:34,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (45 of 65 remaining) [2024-10-14 16:44:34,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (44 of 65 remaining) [2024-10-14 16:44:34,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (43 of 65 remaining) [2024-10-14 16:44:34,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (42 of 65 remaining) [2024-10-14 16:44:34,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (41 of 65 remaining) [2024-10-14 16:44:34,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (40 of 65 remaining) [2024-10-14 16:44:34,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (39 of 65 remaining) [2024-10-14 16:44:34,597 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (38 of 65 remaining) [2024-10-14 16:44:34,597 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (37 of 65 remaining) [2024-10-14 16:44:34,597 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (36 of 65 remaining) [2024-10-14 16:44:34,597 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (35 of 65 remaining) [2024-10-14 16:44:34,598 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (34 of 65 remaining) [2024-10-14 16:44:34,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (33 of 65 remaining) [2024-10-14 16:44:34,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (32 of 65 remaining) [2024-10-14 16:44:34,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (31 of 65 remaining) [2024-10-14 16:44:34,603 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (30 of 65 remaining) [2024-10-14 16:44:34,603 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (29 of 65 remaining) [2024-10-14 16:44:34,603 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (28 of 65 remaining) [2024-10-14 16:44:34,604 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (27 of 65 remaining) [2024-10-14 16:44:34,604 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (26 of 65 remaining) [2024-10-14 16:44:34,604 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (25 of 65 remaining) [2024-10-14 16:44:34,604 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (24 of 65 remaining) [2024-10-14 16:44:34,604 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (23 of 65 remaining) [2024-10-14 16:44:34,604 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (22 of 65 remaining) [2024-10-14 16:44:34,604 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (21 of 65 remaining) [2024-10-14 16:44:34,604 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (20 of 65 remaining) [2024-10-14 16:44:34,605 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (19 of 65 remaining) [2024-10-14 16:44:34,605 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (18 of 65 remaining) [2024-10-14 16:44:34,605 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (17 of 65 remaining) [2024-10-14 16:44:34,605 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (16 of 65 remaining) [2024-10-14 16:44:34,605 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (15 of 65 remaining) [2024-10-14 16:44:34,605 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (14 of 65 remaining) [2024-10-14 16:44:34,605 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (13 of 65 remaining) [2024-10-14 16:44:34,605 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (12 of 65 remaining) [2024-10-14 16:44:34,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (11 of 65 remaining) [2024-10-14 16:44:34,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (10 of 65 remaining) [2024-10-14 16:44:34,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (9 of 65 remaining) [2024-10-14 16:44:34,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (8 of 65 remaining) [2024-10-14 16:44:34,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (7 of 65 remaining) [2024-10-14 16:44:34,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (6 of 65 remaining) [2024-10-14 16:44:34,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (5 of 65 remaining) [2024-10-14 16:44:34,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (4 of 65 remaining) [2024-10-14 16:44:34,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (3 of 65 remaining) [2024-10-14 16:44:34,607 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (2 of 65 remaining) [2024-10-14 16:44:34,607 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (1 of 65 remaining) [2024-10-14 16:44:34,607 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (0 of 65 remaining) [2024-10-14 16:44:34,607 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 16:44:34,608 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-10-14 16:44:34,615 WARN L239 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-14 16:44:34,615 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-10-14 16:44:34,665 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-14 16:44:34,673 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 287 places, 301 transitions, 612 flow [2024-10-14 16:44:34,720 INFO L124 PetriNetUnfolderBase]: 21/321 cut-off events. [2024-10-14 16:44:34,721 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-10-14 16:44:34,725 INFO L83 FinitePrefix]: Finished finitePrefix Result has 329 conditions, 321 events. 21/321 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1294 event pairs, 0 based on Foata normal form. 0/233 useless extension candidates. Maximal degree in co-relation 285. Up to 6 conditions per place. [2024-10-14 16:44:34,725 INFO L82 GeneralOperation]: Start removeDead. Operand has 287 places, 301 transitions, 612 flow [2024-10-14 16:44:34,730 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 287 places, 301 transitions, 612 flow [2024-10-14 16:44:34,731 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 16:44:34,731 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;@17bcebe2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 16:44:34,731 INFO L334 AbstractCegarLoop]: Starting to check reachability of 97 error locations. [2024-10-14 16:44:34,736 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-14 16:44:34,736 INFO L124 PetriNetUnfolderBase]: 3/56 cut-off events. [2024-10-14 16:44:34,736 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-10-14 16:44:34,736 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:44:34,736 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 16:44:34,737 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err16ASSERT_VIOLATIONDATA_RACE, thr1Err17ASSERT_VIOLATIONDATA_RACE (and 93 more)] === [2024-10-14 16:44:34,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:44:34,737 INFO L85 PathProgramCache]: Analyzing trace with hash 192204830, now seen corresponding path program 1 times [2024-10-14 16:44:34,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:44:34,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213609040] [2024-10-14 16:44:34,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:44:34,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:44:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 16:44:34,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 16:44:34,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 16:44:34,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213609040] [2024-10-14 16:44:34,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213609040] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 16:44:34,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 16:44:34,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-14 16:44:34,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553840401] [2024-10-14 16:44:34,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 16:44:34,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 16:44:34,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 16:44:34,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 16:44:34,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 16:44:34,845 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 225 out of 301 [2024-10-14 16:44:34,852 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 287 places, 301 transitions, 612 flow. Second operand has 2 states, 2 states have (on average 226.0) internal successors, (452), 2 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 16:44:34,856 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 16:44:34,856 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 225 of 301 [2024-10-14 16:44:34,857 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 16:44:35,104 INFO L124 PetriNetUnfolderBase]: 183/1568 cut-off events. [2024-10-14 16:44:35,108 INFO L125 PetriNetUnfolderBase]: For 41/41 co-relation queries the response was YES. [2024-10-14 16:44:35,119 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1849 conditions, 1568 events. 183/1568 cut-off events. For 41/41 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 12910 event pairs, 110 based on Foata normal form. 215/1515 useless extension candidates. Maximal degree in co-relation 447. Up to 243 conditions per place. [2024-10-14 16:44:35,134 INFO L140 encePairwiseOnDemand]: 251/301 looper letters, 22 selfloop transitions, 0 changer transitions 0/240 dead transitions. [2024-10-14 16:44:35,138 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 236 places, 240 transitions, 534 flow [2024-10-14 16:44:35,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 16:44:35,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-10-14 16:44:35,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 522 transitions. [2024-10-14 16:44:35,151 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.867109634551495 [2024-10-14 16:44:35,152 INFO L175 Difference]: Start difference. First operand has 287 places, 301 transitions, 612 flow. Second operand 2 states and 522 transitions. [2024-10-14 16:44:35,153 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 236 places, 240 transitions, 534 flow [2024-10-14 16:44:35,156 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 236 places, 240 transitions, 534 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-14 16:44:35,159 INFO L231 Difference]: Finished difference. Result has 236 places, 240 transitions, 490 flow [2024-10-14 16:44:35,161 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=301, PETRI_DIFFERENCE_MINUEND_FLOW=490, PETRI_DIFFERENCE_MINUEND_PLACES=235, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=240, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=240, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=490, PETRI_PLACES=236, PETRI_TRANSITIONS=240} [2024-10-14 16:44:35,163 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -51 predicate places. [2024-10-14 16:44:35,163 INFO L471 AbstractCegarLoop]: Abstraction has has 236 places, 240 transitions, 490 flow [2024-10-14 16:44:35,164 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 226.0) internal successors, (452), 2 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 16:44:35,164 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:44:35,164 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] [2024-10-14 16:44:35,164 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 16:44:35,164 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err16ASSERT_VIOLATIONDATA_RACE, thr1Err17ASSERT_VIOLATIONDATA_RACE (and 93 more)] === [2024-10-14 16:44:35,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:44:35,165 INFO L85 PathProgramCache]: Analyzing trace with hash 25289154, now seen corresponding path program 1 times [2024-10-14 16:44:35,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:44:35,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952782697] [2024-10-14 16:44:35,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:44:35,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:44:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 16:44:35,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 16:44:35,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 16:44:35,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952782697] [2024-10-14 16:44:35,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952782697] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 16:44:35,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 16:44:35,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 16:44:35,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15348544] [2024-10-14 16:44:35,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 16:44:35,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 16:44:35,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 16:44:35,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 16:44:35,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 16:44:35,309 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 301 [2024-10-14 16:44:35,310 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 236 places, 240 transitions, 490 flow. Second operand has 3 states, 3 states have (on average 186.33333333333334) internal successors, (559), 3 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 16:44:35,310 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 16:44:35,310 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 301 [2024-10-14 16:44:35,310 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 16:44:35,929 INFO L124 PetriNetUnfolderBase]: 1144/6194 cut-off events. [2024-10-14 16:44:35,929 INFO L125 PetriNetUnfolderBase]: For 85/85 co-relation queries the response was YES. [2024-10-14 16:44:35,940 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8372 conditions, 6194 events. 1144/6194 cut-off events. For 85/85 co-relation queries the response was YES. Maximal size of possible extension queue 290. Compared 68156 event pairs, 342 based on Foata normal form. 0/5270 useless extension candidates. Maximal degree in co-relation 8367. Up to 1360 conditions per place. [2024-10-14 16:44:35,960 INFO L140 encePairwiseOnDemand]: 261/301 looper letters, 83 selfloop transitions, 28 changer transitions 0/289 dead transitions. [2024-10-14 16:44:35,960 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 238 places, 289 transitions, 815 flow [2024-10-14 16:44:35,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 16:44:35,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 16:44:35,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 678 transitions. [2024-10-14 16:44:35,967 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7508305647840532 [2024-10-14 16:44:35,967 INFO L175 Difference]: Start difference. First operand has 236 places, 240 transitions, 490 flow. Second operand 3 states and 678 transitions. [2024-10-14 16:44:35,967 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 238 places, 289 transitions, 815 flow [2024-10-14 16:44:35,969 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 238 places, 289 transitions, 815 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-14 16:44:35,973 INFO L231 Difference]: Finished difference. Result has 240 places, 268 transitions, 738 flow [2024-10-14 16:44:35,973 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=301, PETRI_DIFFERENCE_MINUEND_FLOW=490, PETRI_DIFFERENCE_MINUEND_PLACES=236, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=240, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=212, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=738, PETRI_PLACES=240, PETRI_TRANSITIONS=268} [2024-10-14 16:44:35,974 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -47 predicate places. [2024-10-14 16:44:35,974 INFO L471 AbstractCegarLoop]: Abstraction has has 240 places, 268 transitions, 738 flow [2024-10-14 16:44:35,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 186.33333333333334) internal successors, (559), 3 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 16:44:35,974 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:44:35,975 INFO L204 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 16:44:35,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 16:44:35,975 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err16ASSERT_VIOLATIONDATA_RACE, thr1Err17ASSERT_VIOLATIONDATA_RACE (and 93 more)] === [2024-10-14 16:44:35,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:44:35,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1518283989, now seen corresponding path program 1 times [2024-10-14 16:44:35,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:44:35,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371242936] [2024-10-14 16:44:35,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:44:35,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:44:35,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 16:44:35,990 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 16:44:35,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 16:44:35,999 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 16:44:35,999 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 16:44:36,000 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (96 of 97 remaining) [2024-10-14 16:44:36,000 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (95 of 97 remaining) [2024-10-14 16:44:36,000 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (94 of 97 remaining) [2024-10-14 16:44:36,000 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (93 of 97 remaining) [2024-10-14 16:44:36,000 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (92 of 97 remaining) [2024-10-14 16:44:36,000 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (91 of 97 remaining) [2024-10-14 16:44:36,000 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (90 of 97 remaining) [2024-10-14 16:44:36,001 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (89 of 97 remaining) [2024-10-14 16:44:36,001 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (88 of 97 remaining) [2024-10-14 16:44:36,001 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (87 of 97 remaining) [2024-10-14 16:44:36,001 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (86 of 97 remaining) [2024-10-14 16:44:36,001 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (85 of 97 remaining) [2024-10-14 16:44:36,001 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (84 of 97 remaining) [2024-10-14 16:44:36,001 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (83 of 97 remaining) [2024-10-14 16:44:36,002 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (82 of 97 remaining) [2024-10-14 16:44:36,002 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (81 of 97 remaining) [2024-10-14 16:44:36,002 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (80 of 97 remaining) [2024-10-14 16:44:36,002 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (79 of 97 remaining) [2024-10-14 16:44:36,002 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (78 of 97 remaining) [2024-10-14 16:44:36,002 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (77 of 97 remaining) [2024-10-14 16:44:36,002 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (76 of 97 remaining) [2024-10-14 16:44:36,003 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (75 of 97 remaining) [2024-10-14 16:44:36,003 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (74 of 97 remaining) [2024-10-14 16:44:36,003 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (73 of 97 remaining) [2024-10-14 16:44:36,003 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (72 of 97 remaining) [2024-10-14 16:44:36,003 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (71 of 97 remaining) [2024-10-14 16:44:36,003 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (70 of 97 remaining) [2024-10-14 16:44:36,003 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (69 of 97 remaining) [2024-10-14 16:44:36,003 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (68 of 97 remaining) [2024-10-14 16:44:36,004 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (67 of 97 remaining) [2024-10-14 16:44:36,004 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (66 of 97 remaining) [2024-10-14 16:44:36,004 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (65 of 97 remaining) [2024-10-14 16:44:36,004 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (64 of 97 remaining) [2024-10-14 16:44:36,004 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (63 of 97 remaining) [2024-10-14 16:44:36,004 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (62 of 97 remaining) [2024-10-14 16:44:36,004 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (61 of 97 remaining) [2024-10-14 16:44:36,005 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (60 of 97 remaining) [2024-10-14 16:44:36,005 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (59 of 97 remaining) [2024-10-14 16:44:36,005 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (58 of 97 remaining) [2024-10-14 16:44:36,005 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (57 of 97 remaining) [2024-10-14 16:44:36,005 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (56 of 97 remaining) [2024-10-14 16:44:36,005 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (55 of 97 remaining) [2024-10-14 16:44:36,005 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (54 of 97 remaining) [2024-10-14 16:44:36,006 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (53 of 97 remaining) [2024-10-14 16:44:36,006 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (52 of 97 remaining) [2024-10-14 16:44:36,006 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (51 of 97 remaining) [2024-10-14 16:44:36,006 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (50 of 97 remaining) [2024-10-14 16:44:36,006 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (49 of 97 remaining) [2024-10-14 16:44:36,006 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (48 of 97 remaining) [2024-10-14 16:44:36,006 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (47 of 97 remaining) [2024-10-14 16:44:36,006 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (46 of 97 remaining) [2024-10-14 16:44:36,007 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (45 of 97 remaining) [2024-10-14 16:44:36,007 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (44 of 97 remaining) [2024-10-14 16:44:36,007 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (43 of 97 remaining) [2024-10-14 16:44:36,007 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (42 of 97 remaining) [2024-10-14 16:44:36,007 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (41 of 97 remaining) [2024-10-14 16:44:36,007 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (40 of 97 remaining) [2024-10-14 16:44:36,007 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (39 of 97 remaining) [2024-10-14 16:44:36,007 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (38 of 97 remaining) [2024-10-14 16:44:36,007 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (37 of 97 remaining) [2024-10-14 16:44:36,007 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (36 of 97 remaining) [2024-10-14 16:44:36,008 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (35 of 97 remaining) [2024-10-14 16:44:36,008 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (34 of 97 remaining) [2024-10-14 16:44:36,008 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (33 of 97 remaining) [2024-10-14 16:44:36,008 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (32 of 97 remaining) [2024-10-14 16:44:36,008 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (31 of 97 remaining) [2024-10-14 16:44:36,008 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (30 of 97 remaining) [2024-10-14 16:44:36,008 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (29 of 97 remaining) [2024-10-14 16:44:36,009 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (28 of 97 remaining) [2024-10-14 16:44:36,009 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (27 of 97 remaining) [2024-10-14 16:44:36,009 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (26 of 97 remaining) [2024-10-14 16:44:36,009 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (25 of 97 remaining) [2024-10-14 16:44:36,009 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (24 of 97 remaining) [2024-10-14 16:44:36,009 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (23 of 97 remaining) [2024-10-14 16:44:36,009 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (22 of 97 remaining) [2024-10-14 16:44:36,010 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (21 of 97 remaining) [2024-10-14 16:44:36,010 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (20 of 97 remaining) [2024-10-14 16:44:36,010 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (19 of 97 remaining) [2024-10-14 16:44:36,010 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (18 of 97 remaining) [2024-10-14 16:44:36,010 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (17 of 97 remaining) [2024-10-14 16:44:36,010 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (16 of 97 remaining) [2024-10-14 16:44:36,010 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (15 of 97 remaining) [2024-10-14 16:44:36,011 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (14 of 97 remaining) [2024-10-14 16:44:36,011 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (13 of 97 remaining) [2024-10-14 16:44:36,011 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (12 of 97 remaining) [2024-10-14 16:44:36,011 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (11 of 97 remaining) [2024-10-14 16:44:36,011 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (10 of 97 remaining) [2024-10-14 16:44:36,011 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (9 of 97 remaining) [2024-10-14 16:44:36,011 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (8 of 97 remaining) [2024-10-14 16:44:36,012 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (7 of 97 remaining) [2024-10-14 16:44:36,012 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (6 of 97 remaining) [2024-10-14 16:44:36,012 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (5 of 97 remaining) [2024-10-14 16:44:36,012 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (4 of 97 remaining) [2024-10-14 16:44:36,012 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (3 of 97 remaining) [2024-10-14 16:44:36,012 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (2 of 97 remaining) [2024-10-14 16:44:36,012 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (1 of 97 remaining) [2024-10-14 16:44:36,013 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (0 of 97 remaining) [2024-10-14 16:44:36,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 16:44:36,013 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-10-14 16:44:36,013 WARN L239 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-14 16:44:36,013 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-10-14 16:44:36,049 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-14 16:44:36,053 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 418 places, 439 transitions, 896 flow [2024-10-14 16:44:36,174 INFO L124 PetriNetUnfolderBase]: 31/470 cut-off events. [2024-10-14 16:44:36,174 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-10-14 16:44:36,178 INFO L83 FinitePrefix]: Finished finitePrefix Result has 483 conditions, 470 events. 31/470 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 2289 event pairs, 0 based on Foata normal form. 0/339 useless extension candidates. Maximal degree in co-relation 422. Up to 8 conditions per place. [2024-10-14 16:44:36,178 INFO L82 GeneralOperation]: Start removeDead. Operand has 418 places, 439 transitions, 896 flow [2024-10-14 16:44:36,185 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 418 places, 439 transitions, 896 flow [2024-10-14 16:44:36,186 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 16:44:36,186 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;@17bcebe2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 16:44:36,187 INFO L334 AbstractCegarLoop]: Starting to check reachability of 129 error locations. [2024-10-14 16:44:36,189 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-14 16:44:36,190 INFO L124 PetriNetUnfolderBase]: 3/56 cut-off events. [2024-10-14 16:44:36,190 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-10-14 16:44:36,190 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:44:36,190 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 16:44:36,190 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err16ASSERT_VIOLATIONDATA_RACE, thr1Err17ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2024-10-14 16:44:36,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:44:36,190 INFO L85 PathProgramCache]: Analyzing trace with hash -1628859993, now seen corresponding path program 1 times [2024-10-14 16:44:36,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:44:36,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673768443] [2024-10-14 16:44:36,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:44:36,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:44:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 16:44:36,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 16:44:36,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 16:44:36,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673768443] [2024-10-14 16:44:36,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673768443] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 16:44:36,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 16:44:36,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-14 16:44:36,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934825995] [2024-10-14 16:44:36,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 16:44:36,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 16:44:36,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 16:44:36,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 16:44:36,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 16:44:36,211 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 326 out of 439 [2024-10-14 16:44:36,212 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 418 places, 439 transitions, 896 flow. Second operand has 2 states, 2 states have (on average 327.0) internal successors, (654), 2 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 16:44:36,212 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 16:44:36,212 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 326 of 439 [2024-10-14 16:44:36,212 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 16:44:38,412 INFO L124 PetriNetUnfolderBase]: 3442/18822 cut-off events. [2024-10-14 16:44:38,413 INFO L125 PetriNetUnfolderBase]: For 907/907 co-relation queries the response was YES. [2024-10-14 16:44:38,513 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23339 conditions, 18822 events. 3442/18822 cut-off events. For 907/907 co-relation queries the response was YES. Maximal size of possible extension queue 643. Compared 251038 event pairs, 2530 based on Foata normal form. 2754/18321 useless extension candidates. Maximal degree in co-relation 1846. Up to 3994 conditions per place. [2024-10-14 16:44:38,573 INFO L140 encePairwiseOnDemand]: 365/439 looper letters, 33 selfloop transitions, 0 changer transitions 0/350 dead transitions. [2024-10-14 16:44:38,573 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 343 places, 350 transitions, 784 flow [2024-10-14 16:44:38,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 16:44:38,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-10-14 16:44:38,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 759 transitions. [2024-10-14 16:44:38,575 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8644646924829157 [2024-10-14 16:44:38,575 INFO L175 Difference]: Start difference. First operand has 418 places, 439 transitions, 896 flow. Second operand 2 states and 759 transitions. [2024-10-14 16:44:38,575 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 343 places, 350 transitions, 784 flow [2024-10-14 16:44:38,578 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 350 transitions, 782 flow, removed 1 selfloop flow, removed 0 redundant places. [2024-10-14 16:44:38,581 INFO L231 Difference]: Finished difference. Result has 343 places, 350 transitions, 716 flow [2024-10-14 16:44:38,582 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=439, PETRI_DIFFERENCE_MINUEND_FLOW=716, PETRI_DIFFERENCE_MINUEND_PLACES=342, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=350, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=350, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=716, PETRI_PLACES=343, PETRI_TRANSITIONS=350} [2024-10-14 16:44:38,582 INFO L277 CegarLoopForPetriNet]: 418 programPoint places, -75 predicate places. [2024-10-14 16:44:38,582 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 350 transitions, 716 flow [2024-10-14 16:44:38,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 327.0) internal successors, (654), 2 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 16:44:38,583 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:44:38,583 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] [2024-10-14 16:44:38,583 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 16:44:38,583 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err16ASSERT_VIOLATIONDATA_RACE, thr1Err17ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2024-10-14 16:44:38,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:44:38,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1966302229, now seen corresponding path program 1 times [2024-10-14 16:44:38,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:44:38,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513940973] [2024-10-14 16:44:38,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:44:38,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:44:38,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 16:44:38,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 16:44:38,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 16:44:38,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513940973] [2024-10-14 16:44:38,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513940973] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 16:44:38,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 16:44:38,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 16:44:38,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425448723] [2024-10-14 16:44:38,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 16:44:38,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 16:44:38,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 16:44:38,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 16:44:38,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 16:44:38,689 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 266 out of 439 [2024-10-14 16:44:38,690 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 350 transitions, 716 flow. Second operand has 3 states, 3 states have (on average 267.3333333333333) internal successors, (802), 3 states have internal predecessors, (802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 16:44:38,690 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 16:44:38,690 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 266 of 439 [2024-10-14 16:44:38,690 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 16:45:03,544 INFO L124 PetriNetUnfolderBase]: 80262/262610 cut-off events. [2024-10-14 16:45:03,547 INFO L125 PetriNetUnfolderBase]: For 3544/3544 co-relation queries the response was YES. [2024-10-14 16:45:04,877 INFO L83 FinitePrefix]: Finished finitePrefix Result has 382951 conditions, 262610 events. 80262/262610 cut-off events. For 3544/3544 co-relation queries the response was YES. Maximal size of possible extension queue 7863. Compared 4438035 event pairs, 27730 based on Foata normal form. 0/219921 useless extension candidates. Maximal degree in co-relation 382945. Up to 75800 conditions per place. [2024-10-14 16:45:06,284 INFO L140 encePairwiseOnDemand]: 379/439 looper letters, 125 selfloop transitions, 42 changer transitions 0/424 dead transitions. [2024-10-14 16:45:06,288 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 345 places, 424 transitions, 1208 flow [2024-10-14 16:45:06,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 16:45:06,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 16:45:06,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 983 transitions. [2024-10-14 16:45:06,290 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7463933181473045 [2024-10-14 16:45:06,290 INFO L175 Difference]: Start difference. First operand has 343 places, 350 transitions, 716 flow. Second operand 3 states and 983 transitions. [2024-10-14 16:45:06,290 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 345 places, 424 transitions, 1208 flow [2024-10-14 16:45:06,299 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 345 places, 424 transitions, 1208 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-14 16:45:06,302 INFO L231 Difference]: Finished difference. Result has 347 places, 392 transitions, 1088 flow [2024-10-14 16:45:06,306 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=439, PETRI_DIFFERENCE_MINUEND_FLOW=716, PETRI_DIFFERENCE_MINUEND_PLACES=343, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=350, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1088, PETRI_PLACES=347, PETRI_TRANSITIONS=392} [2024-10-14 16:45:06,307 INFO L277 CegarLoopForPetriNet]: 418 programPoint places, -71 predicate places. [2024-10-14 16:45:06,311 INFO L471 AbstractCegarLoop]: Abstraction has has 347 places, 392 transitions, 1088 flow [2024-10-14 16:45:06,312 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 267.3333333333333) internal successors, (802), 3 states have internal predecessors, (802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 16:45:06,312 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:45:06,312 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] [2024-10-14 16:45:06,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 16:45:06,312 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err6ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err16ASSERT_VIOLATIONDATA_RACE, thr1Err17ASSERT_VIOLATIONDATA_RACE (and 125 more)] === [2024-10-14 16:45:06,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:45:06,312 INFO L85 PathProgramCache]: Analyzing trace with hash -940141154, now seen corresponding path program 1 times [2024-10-14 16:45:06,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:45:06,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081049593] [2024-10-14 16:45:06,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:45:06,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:45:06,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 16:45:06,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 16:45:06,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 16:45:06,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081049593] [2024-10-14 16:45:06,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081049593] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 16:45:06,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 16:45:06,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 16:45:06,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207836834] [2024-10-14 16:45:06,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 16:45:06,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 16:45:06,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 16:45:06,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 16:45:06,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 16:45:06,378 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 439 [2024-10-14 16:45:06,379 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 347 places, 392 transitions, 1088 flow. Second operand has 3 states, 3 states have (on average 316.0) internal successors, (948), 3 states have internal predecessors, (948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 16:45:06,379 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 16:45:06,379 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 439 [2024-10-14 16:45:06,379 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 16:45:10,100 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1821] L720-->L720-1: Formula: (and (not (= (ite (= (mod v_~m~0_303 4294967296) 1) 1 0) 0)) (= v_~m~0_302 0)) InVars {~m~0=v_~m~0_303} OutVars{thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1_15|, ~m~0=v_~m~0_302, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_11|, #race~m~0=|v_#race~m~0_381|, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1_15|} AuxVars[] AssignedVars[~m~0, #race~m~0, thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1][106], [417#true, 428#true, 425#(= |#race~value~0| 0), 421#true, 366#$Ultimate##0true, Black: 423#true, 415#true, 105#L720-1true, 419#true, 392#L732-4true, 307#L738-6true]) [2024-10-14 16:45:10,101 INFO L294 olderBase$Statistics]: this new event has 87 ancestors and is cut-off event [2024-10-14 16:45:10,101 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event [2024-10-14 16:45:10,101 INFO L297 olderBase$Statistics]: existing Event has 84 ancestors and is cut-off event [2024-10-14 16:45:10,101 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event [2024-10-14 16:45:10,150 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1817] L706-->L706-1: Formula: (and (not (= (ite (= (mod v_~m~0_321 4294967296) 1) 1 0) 0)) (= v_~m~0_320 0)) InVars {~m~0=v_~m~0_321} OutVars{thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1_11|, ~m~0=v_~m~0_320, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, #race~m~0=|v_#race~m~0_411|, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1_11|} AuxVars[] AssignedVars[~m~0, #race~m~0, thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1][109], [417#true, 428#true, 425#(= |#race~value~0| 0), 421#true, 366#$Ultimate##0true, Black: 423#true, 415#true, 48#L706-1true, 419#true, 392#L732-4true, 307#L738-6true]) [2024-10-14 16:45:10,151 INFO L294 olderBase$Statistics]: this new event has 87 ancestors and is cut-off event [2024-10-14 16:45:10,151 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event [2024-10-14 16:45:10,151 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event [2024-10-14 16:45:10,151 INFO L297 olderBase$Statistics]: existing Event has 84 ancestors and is cut-off event [2024-10-14 16:45:11,481 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1842] L710-2-->L710-3: Formula: (= |v_#race~inc_flag~0_1| |v_thr1Thread2of3ForFork0_inc_#t~nondet5#1_7|) InVars {thr1Thread2of3ForFork0_inc_#t~nondet5#1=|v_thr1Thread2of3ForFork0_inc_#t~nondet5#1_7|} OutVars{#race~inc_flag~0=|v_#race~inc_flag~0_1|, thr1Thread2of3ForFork0_inc_#t~nondet5#1=|v_thr1Thread2of3ForFork0_inc_#t~nondet5#1_7|} AuxVars[] AssignedVars[#race~inc_flag~0][150], [417#true, 428#true, 425#(= |#race~value~0| 0), 399#L710-3true, 421#true, 366#$Ultimate##0true, Black: 423#true, 415#true, 419#true, 392#L732-4true, 307#L738-6true]) [2024-10-14 16:45:11,481 INFO L294 olderBase$Statistics]: this new event has 92 ancestors and is cut-off event [2024-10-14 16:45:11,481 INFO L297 olderBase$Statistics]: existing Event has 68 ancestors and is cut-off event [2024-10-14 16:45:11,481 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2024-10-14 16:45:11,481 INFO L297 olderBase$Statistics]: existing Event has 68 ancestors and is cut-off event [2024-10-14 16:45:14,644 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1868] L725-->L725-1: Formula: (and (not (= (ite (= (mod v_~m~0_297 4294967296) 1) 1 0) 0)) (= v_~m~0_296 0)) InVars {~m~0=v_~m~0_297} OutVars{thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1_23|, ~m~0=v_~m~0_296, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_23|, #race~m~0=|v_#race~m~0_371|, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1_23|} AuxVars[] AssignedVars[~m~0, #race~m~0, thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1][231], [417#true, 140#L725-1true, 428#true, 421#true, 366#$Ultimate##0true, 423#true, Black: 425#(= |#race~value~0| 0), 415#true, 419#true, 392#L732-4true, 307#L738-6true]) [2024-10-14 16:45:14,645 INFO L294 olderBase$Statistics]: this new event has 97 ancestors and is cut-off event [2024-10-14 16:45:14,645 INFO L297 olderBase$Statistics]: existing Event has 76 ancestors and is cut-off event [2024-10-14 16:45:14,645 INFO L297 olderBase$Statistics]: existing Event has 100 ancestors and is cut-off event [2024-10-14 16:45:14,645 INFO L297 olderBase$Statistics]: existing Event has 76 ancestors and is cut-off event [2024-10-14 16:45:15,986 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1821] L720-->L720-1: Formula: (and (not (= (ite (= (mod v_~m~0_303 4294967296) 1) 1 0) 0)) (= v_~m~0_302 0)) InVars {~m~0=v_~m~0_303} OutVars{thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1_15|, ~m~0=v_~m~0_302, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_11|, #race~m~0=|v_#race~m~0_381|, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1_15|} AuxVars[] AssignedVars[~m~0, #race~m~0, thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1][106], [417#true, 428#true, 181#L704-1true, 425#(= |#race~value~0| 0), 421#true, Black: 423#true, 415#true, 105#L720-1true, 419#true, 392#L732-4true, 307#L738-6true]) [2024-10-14 16:45:15,986 INFO L294 olderBase$Statistics]: this new event has 97 ancestors and is cut-off event [2024-10-14 16:45:15,986 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2024-10-14 16:45:15,986 INFO L297 olderBase$Statistics]: existing Event has 94 ancestors and is cut-off event [2024-10-14 16:45:15,986 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2024-10-14 16:45:15,987 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1821] L720-->L720-1: Formula: (and (not (= (ite (= (mod v_~m~0_303 4294967296) 1) 1 0) 0)) (= v_~m~0_302 0)) InVars {~m~0=v_~m~0_303} OutVars{thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1_15|, ~m~0=v_~m~0_302, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_11|, #race~m~0=|v_#race~m~0_381|, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1_15|} AuxVars[] AssignedVars[~m~0, #race~m~0, thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1][106], [417#true, 428#true, 425#(= |#race~value~0| 0), 421#true, Black: 423#true, 290#L718-1true, 415#true, 105#L720-1true, 419#true, 392#L732-4true, 307#L738-6true]) [2024-10-14 16:45:15,987 INFO L294 olderBase$Statistics]: this new event has 97 ancestors and is cut-off event [2024-10-14 16:45:15,987 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2024-10-14 16:45:15,987 INFO L297 olderBase$Statistics]: existing Event has 94 ancestors and is cut-off event [2024-10-14 16:45:15,987 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2024-10-14 16:45:16,121 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1817] L706-->L706-1: Formula: (and (not (= (ite (= (mod v_~m~0_321 4294967296) 1) 1 0) 0)) (= v_~m~0_320 0)) InVars {~m~0=v_~m~0_321} OutVars{thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1_11|, ~m~0=v_~m~0_320, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, #race~m~0=|v_#race~m~0_411|, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1_11|} AuxVars[] AssignedVars[~m~0, #race~m~0, thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1][109], [417#true, 428#true, 181#L704-1true, 425#(= |#race~value~0| 0), 421#true, 415#true, Black: 423#true, 48#L706-1true, 419#true, 392#L732-4true, 307#L738-6true]) [2024-10-14 16:45:16,122 INFO L294 olderBase$Statistics]: this new event has 97 ancestors and is cut-off event [2024-10-14 16:45:16,122 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2024-10-14 16:45:16,122 INFO L297 olderBase$Statistics]: existing Event has 94 ancestors and is cut-off event [2024-10-14 16:45:16,122 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2024-10-14 16:45:16,122 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1817] L706-->L706-1: Formula: (and (not (= (ite (= (mod v_~m~0_321 4294967296) 1) 1 0) 0)) (= v_~m~0_320 0)) InVars {~m~0=v_~m~0_321} OutVars{thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1_11|, ~m~0=v_~m~0_320, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, #race~m~0=|v_#race~m~0_411|, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1_11|} AuxVars[] AssignedVars[~m~0, #race~m~0, thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1][109], [417#true, 428#true, 425#(= |#race~value~0| 0), 421#true, 48#L706-1true, 415#true, 290#L718-1true, Black: 423#true, 419#true, 392#L732-4true, 307#L738-6true]) [2024-10-14 16:45:16,122 INFO L294 olderBase$Statistics]: this new event has 97 ancestors and is cut-off event [2024-10-14 16:45:16,123 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2024-10-14 16:45:16,123 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2024-10-14 16:45:16,123 INFO L297 olderBase$Statistics]: existing Event has 94 ancestors and is cut-off event [2024-10-14 16:45:18,065 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1842] L710-2-->L710-3: Formula: (= |v_#race~inc_flag~0_1| |v_thr1Thread2of3ForFork0_inc_#t~nondet5#1_7|) InVars {thr1Thread2of3ForFork0_inc_#t~nondet5#1=|v_thr1Thread2of3ForFork0_inc_#t~nondet5#1_7|} OutVars{#race~inc_flag~0=|v_#race~inc_flag~0_1|, thr1Thread2of3ForFork0_inc_#t~nondet5#1=|v_thr1Thread2of3ForFork0_inc_#t~nondet5#1_7|} AuxVars[] AssignedVars[#race~inc_flag~0][150], [417#true, 428#true, 181#L704-1true, 425#(= |#race~value~0| 0), 399#L710-3true, 421#true, 415#true, Black: 423#true, 419#true, 392#L732-4true, 307#L738-6true]) [2024-10-14 16:45:18,065 INFO L294 olderBase$Statistics]: this new event has 102 ancestors and is cut-off event [2024-10-14 16:45:18,065 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2024-10-14 16:45:18,066 INFO L297 olderBase$Statistics]: existing Event has 99 ancestors and is cut-off event [2024-10-14 16:45:18,066 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2024-10-14 16:45:18,066 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1842] L710-2-->L710-3: Formula: (= |v_#race~inc_flag~0_1| |v_thr1Thread2of3ForFork0_inc_#t~nondet5#1_7|) InVars {thr1Thread2of3ForFork0_inc_#t~nondet5#1=|v_thr1Thread2of3ForFork0_inc_#t~nondet5#1_7|} OutVars{#race~inc_flag~0=|v_#race~inc_flag~0_1|, thr1Thread2of3ForFork0_inc_#t~nondet5#1=|v_thr1Thread2of3ForFork0_inc_#t~nondet5#1_7|} AuxVars[] AssignedVars[#race~inc_flag~0][150], [417#true, 428#true, 425#(= |#race~value~0| 0), 399#L710-3true, 421#true, 415#true, 290#L718-1true, Black: 423#true, 419#true, 392#L732-4true, 307#L738-6true]) [2024-10-14 16:45:18,067 INFO L294 olderBase$Statistics]: this new event has 102 ancestors and is cut-off event [2024-10-14 16:45:18,067 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2024-10-14 16:45:18,067 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2024-10-14 16:45:18,067 INFO L297 olderBase$Statistics]: existing Event has 99 ancestors and is cut-off event [2024-10-14 16:45:21,471 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1868] L725-->L725-1: Formula: (and (not (= (ite (= (mod v_~m~0_297 4294967296) 1) 1 0) 0)) (= v_~m~0_296 0)) InVars {~m~0=v_~m~0_297} OutVars{thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1_23|, ~m~0=v_~m~0_296, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_23|, #race~m~0=|v_#race~m~0_371|, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1_23|} AuxVars[] AssignedVars[~m~0, #race~m~0, thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1][231], [417#true, 140#L725-1true, 428#true, 181#L704-1true, 421#true, Black: 425#(= |#race~value~0| 0), 423#true, 415#true, 419#true, 392#L732-4true, 307#L738-6true]) [2024-10-14 16:45:21,473 INFO L294 olderBase$Statistics]: this new event has 107 ancestors and is cut-off event [2024-10-14 16:45:21,473 INFO L297 olderBase$Statistics]: existing Event has 86 ancestors and is cut-off event [2024-10-14 16:45:21,473 INFO L297 olderBase$Statistics]: existing Event has 110 ancestors and is cut-off event [2024-10-14 16:45:21,473 INFO L297 olderBase$Statistics]: existing Event has 86 ancestors and is cut-off event [2024-10-14 16:45:21,474 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1868] L725-->L725-1: Formula: (and (not (= (ite (= (mod v_~m~0_297 4294967296) 1) 1 0) 0)) (= v_~m~0_296 0)) InVars {~m~0=v_~m~0_297} OutVars{thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1_23|, ~m~0=v_~m~0_296, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_23|, #race~m~0=|v_#race~m~0_371|, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1_23|} AuxVars[] AssignedVars[~m~0, #race~m~0, thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1][231], [417#true, 140#L725-1true, 428#true, 421#true, 423#true, Black: 425#(= |#race~value~0| 0), 290#L718-1true, 415#true, 419#true, 392#L732-4true, 307#L738-6true]) [2024-10-14 16:45:21,475 INFO L294 olderBase$Statistics]: this new event has 107 ancestors and is cut-off event [2024-10-14 16:45:21,475 INFO L297 olderBase$Statistics]: existing Event has 86 ancestors and is cut-off event [2024-10-14 16:45:21,475 INFO L297 olderBase$Statistics]: existing Event has 86 ancestors and is cut-off event [2024-10-14 16:45:21,475 INFO L297 olderBase$Statistics]: existing Event has 110 ancestors and is cut-off event