./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-2.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 c6e486078d0e4f6917a17aab835fe79b1b8a7d5ba88405bc862812316ae6c56b --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 21:38:42,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 21:38:42,313 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-01-09 21:38:42,317 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 21:38:42,318 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 21:38:42,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 21:38:42,340 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 21:38:42,340 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 21:38:42,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 21:38:42,341 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 21:38:42,341 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 21:38:42,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 21:38:42,341 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 21:38:42,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 21:38:42,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 21:38:42,342 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 21:38:42,342 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 21:38:42,342 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 21:38:42,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 21:38:42,342 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 21:38:42,342 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 21:38:42,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 21:38:42,342 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-01-09 21:38:42,343 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-09 21:38:42,343 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 21:38:42,343 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 21:38:42,343 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 21:38:42,343 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 21:38:42,343 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 21:38:42,343 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 21:38:42,344 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 21:38:42,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 21:38:42,344 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 21:38:42,344 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 21:38:42,344 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 21:38:42,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 21:38:42,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 21:38:42,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 21:38:42,344 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 21:38:42,345 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 21:38:42,345 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 21:38:42,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 21:38:42,345 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 21:38:42,345 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 21:38:42,345 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 21:38:42,345 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 21:38:42,345 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> c6e486078d0e4f6917a17aab835fe79b1b8a7d5ba88405bc862812316ae6c56b [2025-01-09 21:38:42,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 21:38:42,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 21:38:42,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 21:38:42,683 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 21:38:42,684 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 21:38:42,685 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-2.i [2025-01-09 21:38:43,983 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ecdcaf976/45f46f411602408ab8a3279322f3d09d/FLAG9966200f1 [2025-01-09 21:38:44,291 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 21:38:44,294 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-2.i [2025-01-09 21:38:44,314 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ecdcaf976/45f46f411602408ab8a3279322f3d09d/FLAG9966200f1 [2025-01-09 21:38:44,328 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ecdcaf976/45f46f411602408ab8a3279322f3d09d [2025-01-09 21:38:44,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 21:38:44,332 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 21:38:44,334 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 21:38:44,334 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 21:38:44,338 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 21:38:44,339 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 09:38:44" (1/1) ... [2025-01-09 21:38:44,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26e72e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:44, skipping insertion in model container [2025-01-09 21:38:44,340 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 09:38:44" (1/1) ... [2025-01-09 21:38:44,373 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 21:38:44,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 21:38:44,708 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 21:38:44,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 21:38:44,787 INFO L204 MainTranslator]: Completed translation [2025-01-09 21:38:44,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:44 WrapperNode [2025-01-09 21:38:44,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 21:38:44,788 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 21:38:44,788 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 21:38:44,788 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 21:38:44,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:44" (1/1) ... [2025-01-09 21:38:44,802 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:44" (1/1) ... [2025-01-09 21:38:44,820 INFO L138 Inliner]: procedures = 159, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 194 [2025-01-09 21:38:44,821 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 21:38:44,821 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 21:38:44,821 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 21:38:44,821 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 21:38:44,828 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:44" (1/1) ... [2025-01-09 21:38:44,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:44" (1/1) ... [2025-01-09 21:38:44,832 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:44" (1/1) ... [2025-01-09 21:38:44,832 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:44" (1/1) ... [2025-01-09 21:38:44,846 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:44" (1/1) ... [2025-01-09 21:38:44,855 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:44" (1/1) ... [2025-01-09 21:38:44,857 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:44" (1/1) ... [2025-01-09 21:38:44,863 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:44" (1/1) ... [2025-01-09 21:38:44,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:44" (1/1) ... [2025-01-09 21:38:44,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 21:38:44,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 21:38:44,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 21:38:44,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 21:38:44,874 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:44" (1/1) ... [2025-01-09 21:38:44,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 21:38:44,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 21:38:44,902 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 21:38:44,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 21:38:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-01-09 21:38:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 21:38:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-01-09 21:38:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2025-01-09 21:38:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2025-01-09 21:38:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-01-09 21:38:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 21:38:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 21:38:44,928 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-01-09 21:38:45,045 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 21:38:45,047 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 21:38:45,342 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-01-09 21:38:45,345 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 21:38:45,394 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 21:38:45,398 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2025-01-09 21:38:45,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 09:38:45 BoogieIcfgContainer [2025-01-09 21:38:45,399 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 21:38:45,401 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 21:38:45,402 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 21:38:45,407 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 21:38:45,407 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 09:38:44" (1/3) ... [2025-01-09 21:38:45,408 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50ab0307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 09:38:45, skipping insertion in model container [2025-01-09 21:38:45,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 09:38:44" (2/3) ... [2025-01-09 21:38:45,408 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50ab0307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 09:38:45, skipping insertion in model container [2025-01-09 21:38:45,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 09:38:45" (3/3) ... [2025-01-09 21:38:45,410 INFO L128 eAbstractionObserver]: Analyzing ICFG thread-join-counter-inner-2.i [2025-01-09 21:38:45,424 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 21:38:45,427 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG thread-join-counter-inner-2.i that has 2 procedures, 240 locations, 1 initial locations, 3 loop locations, and 8 error locations. [2025-01-09 21:38:45,427 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-01-09 21:38:45,504 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-01-09 21:38:45,541 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 243 places, 245 transitions, 494 flow [2025-01-09 21:38:45,681 INFO L124 PetriNetUnfolderBase]: 9/283 cut-off events. [2025-01-09 21:38:45,684 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-01-09 21:38:45,692 INFO L83 FinitePrefix]: Finished finitePrefix Result has 287 conditions, 283 events. 9/283 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 284 event pairs, 0 based on Foata normal form. 0/261 useless extension candidates. Maximal degree in co-relation 189. Up to 4 conditions per place. [2025-01-09 21:38:45,692 INFO L82 GeneralOperation]: Start removeDead. Operand has 243 places, 245 transitions, 494 flow [2025-01-09 21:38:45,700 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 243 places, 245 transitions, 494 flow [2025-01-09 21:38:45,708 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 21:38:45,724 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;@417b7207, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 21:38:45,724 INFO L334 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2025-01-09 21:38:45,762 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-01-09 21:38:45,763 INFO L124 PetriNetUnfolderBase]: 1/163 cut-off events. [2025-01-09 21:38:45,763 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-01-09 21:38:45,763 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-01-09 21:38:45,764 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 21:38:45,765 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2025-01-09 21:38:45,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 21:38:45,773 INFO L85 PathProgramCache]: Analyzing trace with hash 676839143, now seen corresponding path program 1 times [2025-01-09 21:38:45,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 21:38:45,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404321268] [2025-01-09 21:38:45,779 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 21:38:45,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 21:38:45,883 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-01-09 21:38:45,959 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-01-09 21:38:45,960 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 21:38:45,960 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 21:38:46,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 21:38:46,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 21:38:46,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404321268] [2025-01-09 21:38:46,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404321268] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 21:38:46,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 21:38:46,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 21:38:46,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761098963] [2025-01-09 21:38:46,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 21:38:46,182 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 21:38:46,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 21:38:46,207 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 21:38:46,207 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 21:38:46,239 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 213 out of 245 [2025-01-09 21:38:46,244 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 243 places, 245 transitions, 494 flow. Second operand has 3 states, 3 states have (on average 214.0) internal successors, (642), 3 states have internal predecessors, (642), 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) [2025-01-09 21:38:46,245 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-01-09 21:38:46,245 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 213 of 245 [2025-01-09 21:38:46,247 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-01-09 21:38:46,594 INFO L124 PetriNetUnfolderBase]: 249/1226 cut-off events. [2025-01-09 21:38:46,595 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-01-09 21:38:46,600 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1746 conditions, 1226 events. 249/1226 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 6895 event pairs, 56 based on Foata normal form. 1/1121 useless extension candidates. Maximal degree in co-relation 1540. Up to 336 conditions per place. [2025-01-09 21:38:46,608 INFO L140 encePairwiseOnDemand]: 230/245 looper letters, 39 selfloop transitions, 8 changer transitions 1/260 dead transitions. [2025-01-09 21:38:46,609 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 243 places, 260 transitions, 618 flow [2025-01-09 21:38:46,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 21:38:46,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-01-09 21:38:46,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 695 transitions. [2025-01-09 21:38:46,628 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9455782312925171 [2025-01-09 21:38:46,631 INFO L175 Difference]: Start difference. First operand has 243 places, 245 transitions, 494 flow. Second operand 3 states and 695 transitions. [2025-01-09 21:38:46,632 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 243 places, 260 transitions, 618 flow [2025-01-09 21:38:46,637 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 243 places, 260 transitions, 618 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-01-09 21:38:46,646 INFO L231 Difference]: Finished difference. Result has 245 places, 245 transitions, 542 flow [2025-01-09 21:38:46,649 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=245, PETRI_DIFFERENCE_MINUEND_FLOW=484, PETRI_DIFFERENCE_MINUEND_PLACES=241, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=240, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=232, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=542, PETRI_PLACES=245, PETRI_TRANSITIONS=245} [2025-01-09 21:38:46,652 INFO L279 CegarLoopForPetriNet]: 243 programPoint places, 2 predicate places. [2025-01-09 21:38:46,653 INFO L471 AbstractCegarLoop]: Abstraction has has 245 places, 245 transitions, 542 flow [2025-01-09 21:38:46,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 214.0) internal successors, (642), 3 states have internal predecessors, (642), 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) [2025-01-09 21:38:46,655 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-01-09 21:38:46,655 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 21:38:46,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 21:38:46,656 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2025-01-09 21:38:46,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 21:38:46,658 INFO L85 PathProgramCache]: Analyzing trace with hash 453331427, now seen corresponding path program 1 times [2025-01-09 21:38:46,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 21:38:46,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146767386] [2025-01-09 21:38:46,659 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 21:38:46,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 21:38:46,697 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes. [2025-01-09 21:38:46,723 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements. [2025-01-09 21:38:46,724 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 21:38:46,724 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 21:38:46,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 21:38:46,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 21:38:46,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146767386] [2025-01-09 21:38:46,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146767386] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 21:38:46,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 21:38:46,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 21:38:46,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365480761] [2025-01-09 21:38:46,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 21:38:46,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 21:38:46,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 21:38:46,827 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 21:38:46,827 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 21:38:46,866 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 217 out of 245 [2025-01-09 21:38:46,867 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 245 places, 245 transitions, 542 flow. Second operand has 3 states, 3 states have (on average 219.0) internal successors, (657), 3 states have internal predecessors, (657), 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) [2025-01-09 21:38:46,868 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-01-09 21:38:46,868 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 217 of 245 [2025-01-09 21:38:46,868 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-01-09 21:38:47,124 INFO L124 PetriNetUnfolderBase]: 300/1372 cut-off events. [2025-01-09 21:38:47,124 INFO L125 PetriNetUnfolderBase]: For 252/252 co-relation queries the response was YES. [2025-01-09 21:38:47,128 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2230 conditions, 1372 events. 300/1372 cut-off events. For 252/252 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 8029 event pairs, 151 based on Foata normal form. 0/1263 useless extension candidates. Maximal degree in co-relation 2019. Up to 507 conditions per place. [2025-01-09 21:38:47,136 INFO L140 encePairwiseOnDemand]: 239/245 looper letters, 36 selfloop transitions, 7 changer transitions 0/259 dead transitions. [2025-01-09 21:38:47,137 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 246 places, 259 transitions, 668 flow [2025-01-09 21:38:47,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 21:38:47,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-01-09 21:38:47,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 689 transitions. [2025-01-09 21:38:47,139 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9374149659863945 [2025-01-09 21:38:47,139 INFO L175 Difference]: Start difference. First operand has 245 places, 245 transitions, 542 flow. Second operand 3 states and 689 transitions. [2025-01-09 21:38:47,139 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 246 places, 259 transitions, 668 flow [2025-01-09 21:38:47,144 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 244 places, 259 transitions, 648 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-01-09 21:38:47,149 INFO L231 Difference]: Finished difference. Result has 246 places, 251 transitions, 588 flow [2025-01-09 21:38:47,150 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=245, PETRI_DIFFERENCE_MINUEND_FLOW=526, PETRI_DIFFERENCE_MINUEND_PLACES=242, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=245, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=238, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=588, PETRI_PLACES=246, PETRI_TRANSITIONS=251} [2025-01-09 21:38:47,151 INFO L279 CegarLoopForPetriNet]: 243 programPoint places, 3 predicate places. [2025-01-09 21:38:47,151 INFO L471 AbstractCegarLoop]: Abstraction has has 246 places, 251 transitions, 588 flow [2025-01-09 21:38:47,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 219.0) internal successors, (657), 3 states have internal predecessors, (657), 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) [2025-01-09 21:38:47,152 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-01-09 21:38:47,152 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 21:38:47,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 21:38:47,152 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2025-01-09 21:38:47,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 21:38:47,156 INFO L85 PathProgramCache]: Analyzing trace with hash 870944845, now seen corresponding path program 1 times [2025-01-09 21:38:47,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 21:38:47,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325856079] [2025-01-09 21:38:47,157 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 21:38:47,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 21:38:47,200 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-01-09 21:38:47,218 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-01-09 21:38:47,219 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 21:38:47,219 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 21:38:47,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 21:38:47,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 21:38:47,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325856079] [2025-01-09 21:38:47,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325856079] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 21:38:47,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 21:38:47,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 21:38:47,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930807511] [2025-01-09 21:38:47,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 21:38:47,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 21:38:47,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 21:38:47,323 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 21:38:47,323 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 21:38:47,335 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 223 out of 245 [2025-01-09 21:38:47,336 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 246 places, 251 transitions, 588 flow. Second operand has 3 states, 3 states have (on average 225.0) internal successors, (675), 3 states have internal predecessors, (675), 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) [2025-01-09 21:38:47,336 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-01-09 21:38:47,337 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 223 of 245 [2025-01-09 21:38:47,337 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-01-09 21:38:47,556 INFO L124 PetriNetUnfolderBase]: 271/1428 cut-off events. [2025-01-09 21:38:47,557 INFO L125 PetriNetUnfolderBase]: For 130/133 co-relation queries the response was YES. [2025-01-09 21:38:47,561 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2194 conditions, 1428 events. 271/1428 cut-off events. For 130/133 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 8773 event pairs, 116 based on Foata normal form. 0/1293 useless extension candidates. Maximal degree in co-relation 1982. Up to 361 conditions per place. [2025-01-09 21:38:47,566 INFO L140 encePairwiseOnDemand]: 241/245 looper letters, 23 selfloop transitions, 3 changer transitions 1/259 dead transitions. [2025-01-09 21:38:47,566 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 248 places, 259 transitions, 658 flow [2025-01-09 21:38:47,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 21:38:47,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-01-09 21:38:47,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 697 transitions. [2025-01-09 21:38:47,568 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9482993197278912 [2025-01-09 21:38:47,569 INFO L175 Difference]: Start difference. First operand has 246 places, 251 transitions, 588 flow. Second operand 3 states and 697 transitions. [2025-01-09 21:38:47,569 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 248 places, 259 transitions, 658 flow [2025-01-09 21:38:47,573 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 246 places, 259 transitions, 644 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-01-09 21:38:47,577 INFO L231 Difference]: Finished difference. Result has 248 places, 253 transitions, 596 flow [2025-01-09 21:38:47,578 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=245, PETRI_DIFFERENCE_MINUEND_FLOW=574, PETRI_DIFFERENCE_MINUEND_PLACES=244, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=251, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=596, PETRI_PLACES=248, PETRI_TRANSITIONS=253} [2025-01-09 21:38:47,579 INFO L279 CegarLoopForPetriNet]: 243 programPoint places, 5 predicate places. [2025-01-09 21:38:47,579 INFO L471 AbstractCegarLoop]: Abstraction has has 248 places, 253 transitions, 596 flow [2025-01-09 21:38:47,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 225.0) internal successors, (675), 3 states have internal predecessors, (675), 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) [2025-01-09 21:38:47,580 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-01-09 21:38:47,580 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 21:38:47,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 21:38:47,580 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2025-01-09 21:38:47,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 21:38:47,582 INFO L85 PathProgramCache]: Analyzing trace with hash 336085697, now seen corresponding path program 1 times [2025-01-09 21:38:47,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 21:38:47,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971360836] [2025-01-09 21:38:47,582 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 21:38:47,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 21:38:47,611 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 169 statements into 1 equivalence classes. [2025-01-09 21:38:47,638 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 169 of 169 statements. [2025-01-09 21:38:47,639 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 21:38:47,639 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 21:38:47,639 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 21:38:47,645 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 169 statements into 1 equivalence classes. [2025-01-09 21:38:47,658 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 169 of 169 statements. [2025-01-09 21:38:47,658 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 21:38:47,658 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 21:38:47,726 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 21:38:47,726 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 21:38:47,727 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 14 remaining) [2025-01-09 21:38:47,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (12 of 14 remaining) [2025-01-09 21:38:47,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (11 of 14 remaining) [2025-01-09 21:38:47,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (10 of 14 remaining) [2025-01-09 21:38:47,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (9 of 14 remaining) [2025-01-09 21:38:47,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (8 of 14 remaining) [2025-01-09 21:38:47,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (7 of 14 remaining) [2025-01-09 21:38:47,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (6 of 14 remaining) [2025-01-09 21:38:47,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (5 of 14 remaining) [2025-01-09 21:38:47,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (4 of 14 remaining) [2025-01-09 21:38:47,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (3 of 14 remaining) [2025-01-09 21:38:47,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (2 of 14 remaining) [2025-01-09 21:38:47,730 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (1 of 14 remaining) [2025-01-09 21:38:47,730 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (0 of 14 remaining) [2025-01-09 21:38:47,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 21:38:47,730 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-01-09 21:38:47,733 WARN L246 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2025-01-09 21:38:47,733 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2025-01-09 21:38:47,769 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-01-09 21:38:47,775 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 292 places, 292 transitions, 594 flow [2025-01-09 21:38:47,835 INFO L124 PetriNetUnfolderBase]: 13/376 cut-off events. [2025-01-09 21:38:47,835 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-01-09 21:38:47,837 INFO L83 FinitePrefix]: Finished finitePrefix Result has 384 conditions, 376 events. 13/376 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 658 event pairs, 0 based on Foata normal form. 0/341 useless extension candidates. Maximal degree in co-relation 284. Up to 6 conditions per place. [2025-01-09 21:38:47,837 INFO L82 GeneralOperation]: Start removeDead. Operand has 292 places, 292 transitions, 594 flow [2025-01-09 21:38:47,840 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 292 places, 292 transitions, 594 flow [2025-01-09 21:38:47,841 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 21:38:47,842 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;@417b7207, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 21:38:47,842 INFO L334 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2025-01-09 21:38:47,859 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-01-09 21:38:47,859 INFO L124 PetriNetUnfolderBase]: 1/163 cut-off events. [2025-01-09 21:38:47,860 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-01-09 21:38:47,860 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-01-09 21:38:47,860 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 21:38:47,860 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-01-09 21:38:47,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 21:38:47,861 INFO L85 PathProgramCache]: Analyzing trace with hash 869520779, now seen corresponding path program 1 times [2025-01-09 21:38:47,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 21:38:47,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412344108] [2025-01-09 21:38:47,861 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 21:38:47,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 21:38:47,890 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-01-09 21:38:47,907 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-01-09 21:38:47,907 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 21:38:47,907 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 21:38:47,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 21:38:47,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 21:38:47,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412344108] [2025-01-09 21:38:47,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412344108] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 21:38:47,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 21:38:47,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 21:38:47,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574873884] [2025-01-09 21:38:47,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 21:38:47,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 21:38:47,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 21:38:47,977 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 21:38:47,977 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 21:38:48,025 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 245 out of 292 [2025-01-09 21:38:48,027 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 292 places, 292 transitions, 594 flow. Second operand has 3 states, 3 states have (on average 246.0) internal successors, (738), 3 states have internal predecessors, (738), 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) [2025-01-09 21:38:48,028 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-01-09 21:38:48,028 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 245 of 292 [2025-01-09 21:38:48,028 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-01-09 21:38:51,733 INFO L124 PetriNetUnfolderBase]: 8997/24251 cut-off events. [2025-01-09 21:38:51,734 INFO L125 PetriNetUnfolderBase]: For 42/42 co-relation queries the response was YES. [2025-01-09 21:38:51,791 INFO L83 FinitePrefix]: Finished finitePrefix Result has 38428 conditions, 24251 events. 8997/24251 cut-off events. For 42/42 co-relation queries the response was YES. Maximal size of possible extension queue 563. Compared 260741 event pairs, 2879 based on Foata normal form. 1/21613 useless extension candidates. Maximal degree in co-relation 27194. Up to 8268 conditions per place. [2025-01-09 21:38:51,896 INFO L140 encePairwiseOnDemand]: 267/292 looper letters, 65 selfloop transitions, 16 changer transitions 1/326 dead transitions. [2025-01-09 21:38:51,896 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 326 transitions, 829 flow [2025-01-09 21:38:51,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 21:38:51,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-01-09 21:38:51,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 827 transitions. [2025-01-09 21:38:51,903 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9440639269406392 [2025-01-09 21:38:51,903 INFO L175 Difference]: Start difference. First operand has 292 places, 292 transitions, 594 flow. Second operand 3 states and 827 transitions. [2025-01-09 21:38:51,903 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 326 transitions, 829 flow [2025-01-09 21:38:51,907 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 294 places, 326 transitions, 829 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-01-09 21:38:51,910 INFO L231 Difference]: Finished difference. Result has 296 places, 304 transitions, 726 flow [2025-01-09 21:38:51,911 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=292, PETRI_DIFFERENCE_MINUEND_FLOW=588, PETRI_DIFFERENCE_MINUEND_PLACES=292, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=289, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=273, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=726, PETRI_PLACES=296, PETRI_TRANSITIONS=304} [2025-01-09 21:38:51,913 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 4 predicate places. [2025-01-09 21:38:51,914 INFO L471 AbstractCegarLoop]: Abstraction has has 296 places, 304 transitions, 726 flow [2025-01-09 21:38:51,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 246.0) internal successors, (738), 3 states have internal predecessors, (738), 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) [2025-01-09 21:38:51,916 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-01-09 21:38:51,916 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 21:38:51,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 21:38:51,917 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-01-09 21:38:51,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 21:38:51,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1587673269, now seen corresponding path program 1 times [2025-01-09 21:38:51,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 21:38:51,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164795609] [2025-01-09 21:38:51,918 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 21:38:51,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 21:38:51,947 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes. [2025-01-09 21:38:51,955 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements. [2025-01-09 21:38:51,956 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 21:38:51,956 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 21:38:52,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 21:38:52,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 21:38:52,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164795609] [2025-01-09 21:38:52,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164795609] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 21:38:52,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 21:38:52,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 21:38:52,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368133234] [2025-01-09 21:38:52,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 21:38:52,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 21:38:52,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 21:38:52,020 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 21:38:52,021 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 21:38:52,065 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 253 out of 292 [2025-01-09 21:38:52,066 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 296 places, 304 transitions, 726 flow. Second operand has 3 states, 3 states have (on average 255.0) internal successors, (765), 3 states have internal predecessors, (765), 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) [2025-01-09 21:38:52,066 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-01-09 21:38:52,066 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 253 of 292 [2025-01-09 21:38:52,066 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-01-09 21:38:52,591 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][249], [297#(= |#race~threads_alive~0| 0), 268#L692-2true, 291#true, 233#L713-1true, 73#L692-7true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:52,593 INFO L294 olderBase$Statistics]: this new event has 202 ancestors and is cut-off event [2025-01-09 21:38:52,593 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-01-09 21:38:52,593 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-01-09 21:38:52,593 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-01-09 21:38:52,706 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [297#(= |#race~threads_alive~0| 0), 268#L692-2true, 291#true, 233#L713-1true, 300#true, 234#L694true, Black: 295#true, 293#true]) [2025-01-09 21:38:52,706 INFO L294 olderBase$Statistics]: this new event has 204 ancestors and is cut-off event [2025-01-09 21:38:52,706 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-01-09 21:38:52,706 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-01-09 21:38:52,706 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-01-09 21:38:52,745 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [297#(= |#race~threads_alive~0| 0), 268#L692-2true, 291#true, 233#L713-1true, 300#true, Black: 295#true, 126#L694-3true, 293#true]) [2025-01-09 21:38:52,745 INFO L294 olderBase$Statistics]: this new event has 205 ancestors and is cut-off event [2025-01-09 21:38:52,745 INFO L297 olderBase$Statistics]: existing Event has 200 ancestors and is cut-off event [2025-01-09 21:38:52,745 INFO L297 olderBase$Statistics]: existing Event has 200 ancestors and is cut-off event [2025-01-09 21:38:52,745 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-01-09 21:38:52,825 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [297#(= |#race~threads_alive~0| 0), 268#L692-2true, 247#L695-3true, 291#true, 233#L713-1true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:52,825 INFO L294 olderBase$Statistics]: this new event has 207 ancestors and is cut-off event [2025-01-09 21:38:52,826 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-01-09 21:38:52,826 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-01-09 21:38:52,826 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2025-01-09 21:38:52,891 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][261], [60#L717-1true, 297#(= |#race~threads_alive~0| 0), 268#L692-2true, 291#true, 73#L692-7true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:52,892 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-01-09 21:38:52,892 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-01-09 21:38:52,892 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-01-09 21:38:52,892 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-01-09 21:38:52,990 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 297#(= |#race~threads_alive~0| 0), 268#L692-2true, 291#true, 300#true, 234#L694true, Black: 295#true, 293#true]) [2025-01-09 21:38:52,990 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-01-09 21:38:52,990 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-01-09 21:38:52,990 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-01-09 21:38:52,990 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-01-09 21:38:53,171 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 297#(= |#race~threads_alive~0| 0), 268#L692-2true, 291#true, 300#true, Black: 295#true, 126#L694-3true, 293#true]) [2025-01-09 21:38:53,171 INFO L294 olderBase$Statistics]: this new event has 212 ancestors and is cut-off event [2025-01-09 21:38:53,171 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2025-01-09 21:38:53,171 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2025-01-09 21:38:53,172 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2025-01-09 21:38:53,263 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 297#(= |#race~threads_alive~0| 0), 268#L692-2true, 247#L695-3true, 291#true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:53,263 INFO L294 olderBase$Statistics]: this new event has 214 ancestors and is cut-off event [2025-01-09 21:38:53,264 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-01-09 21:38:53,264 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-01-09 21:38:53,264 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2025-01-09 21:38:53,378 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [289#L697-3true, 297#(= |#race~threads_alive~0| 0), 268#L692-2true, 291#true, 233#L713-1true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:53,379 INFO L294 olderBase$Statistics]: this new event has 217 ancestors and is cut-off event [2025-01-09 21:38:53,379 INFO L297 olderBase$Statistics]: existing Event has 217 ancestors and is cut-off event [2025-01-09 21:38:53,379 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2025-01-09 21:38:53,379 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2025-01-09 21:38:53,563 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [69#L698-3true, 297#(= |#race~threads_alive~0| 0), 268#L692-2true, 291#true, 233#L713-1true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:53,563 INFO L294 olderBase$Statistics]: this new event has 219 ancestors and is cut-off event [2025-01-09 21:38:53,563 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2025-01-09 21:38:53,564 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2025-01-09 21:38:53,564 INFO L297 olderBase$Statistics]: existing Event has 219 ancestors and is cut-off event [2025-01-09 21:38:53,919 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 289#L697-3true, 297#(= |#race~threads_alive~0| 0), 268#L692-2true, 291#true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:53,919 INFO L294 olderBase$Statistics]: this new event has 224 ancestors and is cut-off event [2025-01-09 21:38:53,919 INFO L297 olderBase$Statistics]: existing Event has 219 ancestors and is cut-off event [2025-01-09 21:38:53,920 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-01-09 21:38:53,920 INFO L297 olderBase$Statistics]: existing Event has 219 ancestors and is cut-off event [2025-01-09 21:38:54,064 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][249], [260#L699-2true, 297#(= |#race~threads_alive~0| 0), 291#true, 233#L713-1true, 73#L692-7true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:54,064 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-01-09 21:38:54,064 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:38:54,064 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-01-09 21:38:54,064 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:38:54,071 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 69#L698-3true, 297#(= |#race~threads_alive~0| 0), 268#L692-2true, 291#true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:54,071 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-01-09 21:38:54,072 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-01-09 21:38:54,072 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-01-09 21:38:54,072 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-01-09 21:38:54,204 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [260#L699-2true, 297#(= |#race~threads_alive~0| 0), 291#true, 233#L713-1true, 300#true, Black: 295#true, 234#L694true, 293#true]) [2025-01-09 21:38:54,204 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-01-09 21:38:54,204 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:54,204 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-01-09 21:38:54,204 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-01-09 21:38:54,263 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [260#L699-2true, 297#(= |#race~threads_alive~0| 0), 291#true, 233#L713-1true, 300#true, Black: 295#true, 126#L694-3true, 293#true]) [2025-01-09 21:38:54,264 INFO L294 olderBase$Statistics]: this new event has 230 ancestors and is cut-off event [2025-01-09 21:38:54,264 INFO L297 olderBase$Statistics]: existing Event has 225 ancestors and is cut-off event [2025-01-09 21:38:54,264 INFO L297 olderBase$Statistics]: existing Event has 225 ancestors and is cut-off event [2025-01-09 21:38:54,264 INFO L297 olderBase$Statistics]: existing Event has 230 ancestors and is cut-off event [2025-01-09 21:38:54,352 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [260#L699-2true, 297#(= |#race~threads_alive~0| 0), 247#L695-3true, 291#true, 233#L713-1true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:54,352 INFO L294 olderBase$Statistics]: this new event has 232 ancestors and is cut-off event [2025-01-09 21:38:54,352 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-01-09 21:38:54,352 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-01-09 21:38:54,352 INFO L297 olderBase$Statistics]: existing Event has 232 ancestors and is cut-off event [2025-01-09 21:38:54,487 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][261], [60#L717-1true, 260#L699-2true, 297#(= |#race~threads_alive~0| 0), 291#true, 73#L692-7true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:54,487 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-01-09 21:38:54,487 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:54,487 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-01-09 21:38:54,487 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:54,596 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [260#L699-2true, 60#L717-1true, 297#(= |#race~threads_alive~0| 0), 291#true, 300#true, 234#L694true, Black: 295#true, 293#true]) [2025-01-09 21:38:54,596 INFO L294 olderBase$Statistics]: this new event has 236 ancestors and is cut-off event [2025-01-09 21:38:54,596 INFO L297 olderBase$Statistics]: existing Event has 236 ancestors and is cut-off event [2025-01-09 21:38:54,597 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-01-09 21:38:54,597 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-01-09 21:38:54,647 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [260#L699-2true, 60#L717-1true, 297#(= |#race~threads_alive~0| 0), 291#true, 300#true, Black: 295#true, 126#L694-3true, 293#true]) [2025-01-09 21:38:54,647 INFO L294 olderBase$Statistics]: this new event has 237 ancestors and is cut-off event [2025-01-09 21:38:54,647 INFO L297 olderBase$Statistics]: existing Event has 232 ancestors and is cut-off event [2025-01-09 21:38:54,648 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2025-01-09 21:38:54,648 INFO L297 olderBase$Statistics]: existing Event has 232 ancestors and is cut-off event [2025-01-09 21:38:54,742 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 260#L699-2true, 297#(= |#race~threads_alive~0| 0), 247#L695-3true, 291#true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:54,742 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2025-01-09 21:38:54,742 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-01-09 21:38:54,742 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-01-09 21:38:54,742 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-01-09 21:38:54,880 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [260#L699-2true, 289#L697-3true, 297#(= |#race~threads_alive~0| 0), 291#true, 233#L713-1true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:54,880 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2025-01-09 21:38:54,880 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2025-01-09 21:38:54,880 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2025-01-09 21:38:54,880 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2025-01-09 21:38:54,944 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [69#L698-3true, 260#L699-2true, 297#(= |#race~threads_alive~0| 0), 291#true, 233#L713-1true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:54,944 INFO L294 olderBase$Statistics]: this new event has 244 ancestors and is cut-off event [2025-01-09 21:38:54,944 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-01-09 21:38:54,944 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-01-09 21:38:54,944 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-01-09 21:38:55,084 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [260#L699-2true, 60#L717-1true, 289#L697-3true, 297#(= |#race~threads_alive~0| 0), 291#true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:55,084 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2025-01-09 21:38:55,084 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-01-09 21:38:55,084 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-01-09 21:38:55,084 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-01-09 21:38:55,138 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [69#L698-3true, 60#L717-1true, 260#L699-2true, 297#(= |#race~threads_alive~0| 0), 291#true, 300#true, Black: 295#true, 293#true]) [2025-01-09 21:38:55,138 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2025-01-09 21:38:55,138 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-01-09 21:38:55,138 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-01-09 21:38:55,138 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-01-09 21:38:55,359 INFO L124 PetriNetUnfolderBase]: 10081/28689 cut-off events. [2025-01-09 21:38:55,360 INFO L125 PetriNetUnfolderBase]: For 9512/10115 co-relation queries the response was YES. [2025-01-09 21:38:55,449 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53778 conditions, 28689 events. 10081/28689 cut-off events. For 9512/10115 co-relation queries the response was YES. Maximal size of possible extension queue 637. Compared 322272 event pairs, 5324 based on Foata normal form. 149/26064 useless extension candidates. Maximal degree in co-relation 25776. Up to 13152 conditions per place. [2025-01-09 21:38:55,585 INFO L140 encePairwiseOnDemand]: 282/292 looper letters, 59 selfloop transitions, 16 changer transitions 0/333 dead transitions. [2025-01-09 21:38:55,585 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 297 places, 333 transitions, 975 flow [2025-01-09 21:38:55,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 21:38:55,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-01-09 21:38:55,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 819 transitions. [2025-01-09 21:38:55,589 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.934931506849315 [2025-01-09 21:38:55,589 INFO L175 Difference]: Start difference. First operand has 296 places, 304 transitions, 726 flow. Second operand 3 states and 819 transitions. [2025-01-09 21:38:55,589 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 297 places, 333 transitions, 975 flow [2025-01-09 21:38:55,631 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 295 places, 333 transitions, 931 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-01-09 21:38:55,635 INFO L231 Difference]: Finished difference. Result has 297 places, 318 transitions, 840 flow [2025-01-09 21:38:55,636 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=292, PETRI_DIFFERENCE_MINUEND_FLOW=694, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=304, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=288, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=840, PETRI_PLACES=297, PETRI_TRANSITIONS=318} [2025-01-09 21:38:55,637 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 5 predicate places. [2025-01-09 21:38:55,637 INFO L471 AbstractCegarLoop]: Abstraction has has 297 places, 318 transitions, 840 flow [2025-01-09 21:38:55,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 255.0) internal successors, (765), 3 states have internal predecessors, (765), 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) [2025-01-09 21:38:55,637 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-01-09 21:38:55,638 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 21:38:55,638 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 21:38:55,638 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-01-09 21:38:55,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 21:38:55,639 INFO L85 PathProgramCache]: Analyzing trace with hash 663407601, now seen corresponding path program 1 times [2025-01-09 21:38:55,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 21:38:55,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367039175] [2025-01-09 21:38:55,639 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 21:38:55,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 21:38:55,668 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-01-09 21:38:55,678 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-01-09 21:38:55,678 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 21:38:55,679 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 21:38:55,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 21:38:55,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 21:38:55,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367039175] [2025-01-09 21:38:55,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367039175] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 21:38:55,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 21:38:55,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 21:38:55,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925542435] [2025-01-09 21:38:55,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 21:38:55,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 21:38:55,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 21:38:55,763 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 21:38:55,763 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 21:38:55,776 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 262 out of 292 [2025-01-09 21:38:55,777 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 297 places, 318 transitions, 840 flow. Second operand has 3 states, 3 states have (on average 264.0) internal successors, (792), 3 states have internal predecessors, (792), 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) [2025-01-09 21:38:55,778 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-01-09 21:38:55,778 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 262 of 292 [2025-01-09 21:38:55,779 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-01-09 21:38:56,171 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][243], [268#L692-2true, 291#true, 73#L692-7true, 233#L713-1true, 300#true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:56,171 INFO L294 olderBase$Statistics]: this new event has 202 ancestors and is cut-off event [2025-01-09 21:38:56,172 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-01-09 21:38:56,172 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-01-09 21:38:56,172 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-01-09 21:38:56,308 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [268#L692-2true, 291#true, 233#L713-1true, 300#true, 234#L694true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:56,308 INFO L294 olderBase$Statistics]: this new event has 204 ancestors and is cut-off event [2025-01-09 21:38:56,308 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-01-09 21:38:56,308 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-01-09 21:38:56,308 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-01-09 21:38:56,598 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([913] L692-->L692-1: Formula: (= |v_#race~threads_alive~0_13| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_13|} AuxVars[] AssignedVars[#race~threads_alive~0][283], [291#true, 73#L692-7true, 300#true, Black: 295#true, 105#L717-2true, 81#L692-1true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:56,598 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-01-09 21:38:56,599 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-01-09 21:38:56,599 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-01-09 21:38:56,599 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-01-09 21:38:56,627 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][254], [60#L717-1true, 268#L692-2true, 291#true, 73#L692-7true, 300#true, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:56,627 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-01-09 21:38:56,627 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-01-09 21:38:56,627 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-01-09 21:38:56,627 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-01-09 21:38:56,678 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([913] L692-->L692-1: Formula: (= |v_#race~threads_alive~0_13| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_13|} AuxVars[] AssignedVars[#race~threads_alive~0][221], [291#true, 300#true, Black: 295#true, 234#L694true, 105#L717-2true, 293#true, 81#L692-1true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:56,678 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-01-09 21:38:56,678 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-01-09 21:38:56,678 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-01-09 21:38:56,678 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-01-09 21:38:56,684 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 291#true, 300#true, Black: 295#true, 234#L694true, 293#true, 81#L692-1true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:56,684 INFO L294 olderBase$Statistics]: this new event has 210 ancestors and is cut-off event [2025-01-09 21:38:56,684 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-01-09 21:38:56,685 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-01-09 21:38:56,685 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-01-09 21:38:56,685 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 268#L692-2true, 291#true, 300#true, 234#L694true, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:56,685 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-01-09 21:38:56,685 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-01-09 21:38:56,685 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-01-09 21:38:56,685 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-01-09 21:38:56,716 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 268#L692-2true, 291#true, 300#true, Black: 295#true, 234#L694true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:56,717 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-01-09 21:38:56,717 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-01-09 21:38:56,717 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-01-09 21:38:56,717 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-01-09 21:38:56,717 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-01-09 21:38:57,411 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([941] L699-->L699-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][328], [15#L713-2true, 291#true, 73#L692-7true, 300#true, Black: 295#true, 82#L699-1true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:57,411 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-01-09 21:38:57,411 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:38:57,411 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:38:57,411 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-01-09 21:38:57,456 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][243], [291#true, 233#L713-1true, 73#L692-7true, 300#true, Black: 295#true, 82#L699-1true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:57,456 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-01-09 21:38:57,456 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-01-09 21:38:57,456 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-01-09 21:38:57,456 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-01-09 21:38:57,457 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][243], [260#L699-2true, 291#true, 73#L692-7true, 233#L713-1true, 300#true, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:57,457 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-01-09 21:38:57,457 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:38:57,457 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:38:57,457 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-01-09 21:38:57,457 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][243], [260#L699-2true, 291#true, 233#L713-1true, 73#L692-7true, 300#true, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:57,457 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-01-09 21:38:57,457 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-01-09 21:38:57,457 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:38:57,457 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:38:57,457 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-01-09 21:38:57,531 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([941] L699-->L699-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][328], [291#true, 73#L692-7true, 300#true, Black: 295#true, 105#L717-2true, 82#L699-1true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:57,531 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-01-09 21:38:57,531 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:57,532 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:57,532 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:57,554 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [260#L699-2true, 291#true, 233#L713-1true, 300#true, 13#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:57,554 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-01-09 21:38:57,554 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-01-09 21:38:57,554 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-01-09 21:38:57,554 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:38:57,561 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [260#L699-2true, 291#true, 233#L713-1true, 300#true, 234#L694true, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:57,561 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-01-09 21:38:57,561 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-01-09 21:38:57,561 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-01-09 21:38:57,561 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:57,721 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([941] L699-->L699-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][300], [291#true, 300#true, Black: 295#true, 234#L694true, 82#L699-1true, 105#L717-2true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:57,721 INFO L294 olderBase$Statistics]: this new event has 231 ancestors and is cut-off event [2025-01-09 21:38:57,721 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-01-09 21:38:57,721 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-01-09 21:38:57,722 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-01-09 21:38:57,800 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][254], [60#L717-1true, 291#true, 73#L692-7true, 300#true, Black: 295#true, 82#L699-1true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:57,800 INFO L294 olderBase$Statistics]: this new event has 233 ancestors and is cut-off event [2025-01-09 21:38:57,800 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-01-09 21:38:57,800 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-01-09 21:38:57,800 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-01-09 21:38:57,801 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 260#L699-2true, 291#true, 300#true, 13#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:57,801 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-01-09 21:38:57,801 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:57,801 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:57,801 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:57,801 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][254], [60#L717-1true, 260#L699-2true, 291#true, 73#L692-7true, 300#true, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:57,801 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-01-09 21:38:57,801 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:57,801 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:57,801 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:57,802 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][254], [260#L699-2true, 60#L717-1true, 291#true, 73#L692-7true, 300#true, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:57,802 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-01-09 21:38:57,802 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:57,802 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:57,802 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:38:57,802 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-01-09 21:38:58,480 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [291#true, 224#L699-6true, 233#L713-1true, 300#true, 103#L699-1true, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,480 INFO L294 olderBase$Statistics]: this new event has 250 ancestors and is cut-off event [2025-01-09 21:38:58,480 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-01-09 21:38:58,480 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-01-09 21:38:58,480 INFO L297 olderBase$Statistics]: existing Event has 245 ancestors and is cut-off event [2025-01-09 21:38:58,503 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [24#L699-2true, 291#true, 224#L699-6true, 233#L713-1true, 300#true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,503 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2025-01-09 21:38:58,504 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-01-09 21:38:58,504 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-01-09 21:38:58,504 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-01-09 21:38:58,537 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 291#true, 300#true, 103#L699-1true, Black: 295#true, 82#L699-1true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,537 INFO L294 olderBase$Statistics]: this new event has 252 ancestors and is cut-off event [2025-01-09 21:38:58,537 INFO L297 olderBase$Statistics]: existing Event has 247 ancestors and is cut-off event [2025-01-09 21:38:58,537 INFO L297 olderBase$Statistics]: existing Event has 247 ancestors and is cut-off event [2025-01-09 21:38:58,537 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-01-09 21:38:58,557 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 24#L699-2true, 291#true, 300#true, Black: 295#true, 82#L699-1true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,557 INFO L294 olderBase$Statistics]: this new event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,557 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2025-01-09 21:38:58,557 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2025-01-09 21:38:58,557 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,558 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [260#L699-2true, 60#L717-1true, 291#true, 300#true, 103#L699-1true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,558 INFO L294 olderBase$Statistics]: this new event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,558 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,558 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2025-01-09 21:38:58,558 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2025-01-09 21:38:58,577 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [260#L699-2true, 60#L717-1true, 24#L699-2true, 291#true, 300#true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,577 INFO L294 olderBase$Statistics]: this new event has 254 ancestors and is cut-off event [2025-01-09 21:38:58,577 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-01-09 21:38:58,577 INFO L297 olderBase$Statistics]: existing Event has 254 ancestors and is cut-off event [2025-01-09 21:38:58,577 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-01-09 21:38:58,590 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][157], [291#true, 224#L699-6true, 233#L713-1true, 175#L699-6true, 300#true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,590 INFO L294 olderBase$Statistics]: this new event has 255 ancestors and is cut-off event [2025-01-09 21:38:58,590 INFO L297 olderBase$Statistics]: existing Event has 255 ancestors and is cut-off event [2025-01-09 21:38:58,590 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-01-09 21:38:58,590 INFO L297 olderBase$Statistics]: existing Event has 255 ancestors and is cut-off event [2025-01-09 21:38:58,629 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][263], [60#L717-1true, 291#true, 175#L699-6true, 300#true, Black: 295#true, 82#L699-1true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,629 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-01-09 21:38:58,629 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-01-09 21:38:58,629 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-01-09 21:38:58,629 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-01-09 21:38:58,630 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][263], [60#L717-1true, 291#true, 224#L699-6true, 300#true, 103#L699-1true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,630 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-01-09 21:38:58,630 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-01-09 21:38:58,630 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-01-09 21:38:58,630 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-01-09 21:38:58,630 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 291#true, 224#L699-6true, 300#true, 103#L699-1true, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,630 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-01-09 21:38:58,630 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-01-09 21:38:58,630 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-01-09 21:38:58,630 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-01-09 21:38:58,644 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][263], [60#L717-1true, 260#L699-2true, 291#true, 175#L699-6true, 300#true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,644 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-01-09 21:38:58,644 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,644 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-01-09 21:38:58,644 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,645 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][263], [60#L717-1true, 291#true, 175#L699-6true, 300#true, 238#threadErr3ASSERT_VIOLATIONDATA_RACEtrue, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,645 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-01-09 21:38:58,645 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,645 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-01-09 21:38:58,645 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,645 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 260#L699-2true, 291#true, 175#L699-6true, 300#true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,645 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-01-09 21:38:58,645 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,645 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,645 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-01-09 21:38:58,645 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][263], [60#L717-1true, 24#L699-2true, 291#true, 224#L699-6true, 300#true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,645 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-01-09 21:38:58,645 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,645 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-01-09 21:38:58,645 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,646 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 24#L699-2true, 291#true, 224#L699-6true, 300#true, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,646 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-01-09 21:38:58,646 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,646 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,646 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,646 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][263], [60#L717-1true, 291#true, 224#L699-6true, 107#threadErr3ASSERT_VIOLATIONDATA_RACEtrue, 300#true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,646 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-01-09 21:38:58,646 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,646 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-01-09 21:38:58,646 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-01-09 21:38:58,687 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][263], [60#L717-1true, 291#true, 224#L699-6true, 175#L699-6true, 300#true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:58,687 INFO L294 olderBase$Statistics]: this new event has 262 ancestors and is cut-off event [2025-01-09 21:38:58,687 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-01-09 21:38:58,688 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-01-09 21:38:58,688 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-01-09 21:38:58,712 INFO L124 PetriNetUnfolderBase]: 8936/30225 cut-off events. [2025-01-09 21:38:58,712 INFO L125 PetriNetUnfolderBase]: For 4277/4711 co-relation queries the response was YES. [2025-01-09 21:38:58,944 INFO L83 FinitePrefix]: Finished finitePrefix Result has 51245 conditions, 30225 events. 8936/30225 cut-off events. For 4277/4711 co-relation queries the response was YES. Maximal size of possible extension queue 774. Compared 372109 event pairs, 4658 based on Foata normal form. 37/26857 useless extension candidates. Maximal degree in co-relation 48932. Up to 8478 conditions per place. [2025-01-09 21:38:59,056 INFO L140 encePairwiseOnDemand]: 287/292 looper letters, 38 selfloop transitions, 4 changer transitions 0/333 dead transitions. [2025-01-09 21:38:59,057 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 333 transitions, 954 flow [2025-01-09 21:38:59,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 21:38:59,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-01-09 21:38:59,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 829 transitions. [2025-01-09 21:38:59,059 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9463470319634704 [2025-01-09 21:38:59,059 INFO L175 Difference]: Start difference. First operand has 297 places, 318 transitions, 840 flow. Second operand 3 states and 829 transitions. [2025-01-09 21:38:59,059 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 333 transitions, 954 flow [2025-01-09 21:38:59,079 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 297 places, 333 transitions, 922 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-01-09 21:38:59,084 INFO L231 Difference]: Finished difference. Result has 299 places, 321 transitions, 838 flow [2025-01-09 21:38:59,085 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=292, PETRI_DIFFERENCE_MINUEND_FLOW=808, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=318, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=314, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=838, PETRI_PLACES=299, PETRI_TRANSITIONS=321} [2025-01-09 21:38:59,087 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 7 predicate places. [2025-01-09 21:38:59,087 INFO L471 AbstractCegarLoop]: Abstraction has has 299 places, 321 transitions, 838 flow [2025-01-09 21:38:59,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 264.0) internal successors, (792), 3 states have internal predecessors, (792), 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) [2025-01-09 21:38:59,088 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-01-09 21:38:59,088 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 21:38:59,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-01-09 21:38:59,088 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-01-09 21:38:59,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 21:38:59,089 INFO L85 PathProgramCache]: Analyzing trace with hash 2087896252, now seen corresponding path program 1 times [2025-01-09 21:38:59,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 21:38:59,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531220094] [2025-01-09 21:38:59,089 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 21:38:59,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 21:38:59,114 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-01-09 21:38:59,128 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-01-09 21:38:59,129 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 21:38:59,129 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 21:38:59,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 21:38:59,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 21:38:59,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531220094] [2025-01-09 21:38:59,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531220094] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 21:38:59,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 21:38:59,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 21:38:59,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113691323] [2025-01-09 21:38:59,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 21:38:59,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 21:38:59,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 21:38:59,198 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 21:38:59,198 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 21:38:59,215 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 292 [2025-01-09 21:38:59,216 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 299 places, 321 transitions, 838 flow. Second operand has 3 states, 3 states have (on average 262.3333333333333) internal successors, (787), 3 states have internal predecessors, (787), 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) [2025-01-09 21:38:59,216 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-01-09 21:38:59,216 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 292 [2025-01-09 21:38:59,216 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-01-09 21:38:59,615 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][243], [310#true, 268#L692-2true, Black: 307#(= |#race~data~0| 0), 291#true, 233#L713-1true, 73#L692-7true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:59,616 INFO L294 olderBase$Statistics]: this new event has 202 ancestors and is cut-off event [2025-01-09 21:38:59,616 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-01-09 21:38:59,616 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-01-09 21:38:59,616 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-01-09 21:38:59,743 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [310#true, 268#L692-2true, Black: 307#(= |#race~data~0| 0), 291#true, 233#L713-1true, 234#L694true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:59,743 INFO L294 olderBase$Statistics]: this new event has 204 ancestors and is cut-off event [2025-01-09 21:38:59,743 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-01-09 21:38:59,744 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-01-09 21:38:59,744 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-01-09 21:38:59,924 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([913] L692-->L692-1: Formula: (= |v_#race~threads_alive~0_13| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_13|} AuxVars[] AssignedVars[#race~threads_alive~0][285], [310#true, Black: 307#(= |#race~data~0| 0), 291#true, 73#L692-7true, Black: 295#true, 105#L717-2true, 81#L692-1true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:59,924 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-01-09 21:38:59,925 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-01-09 21:38:59,925 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-01-09 21:38:59,925 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-01-09 21:38:59,992 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][254], [60#L717-1true, 310#true, 268#L692-2true, Black: 307#(= |#race~data~0| 0), 291#true, 73#L692-7true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:38:59,993 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-01-09 21:38:59,993 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-01-09 21:38:59,993 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-01-09 21:38:59,993 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-01-09 21:39:00,117 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([913] L692-->L692-1: Formula: (= |v_#race~threads_alive~0_13| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_13|} AuxVars[] AssignedVars[#race~threads_alive~0][221], [310#true, Black: 307#(= |#race~data~0| 0), 291#true, 234#L694true, Black: 295#true, 105#L717-2true, 305#true, 293#true, 81#L692-1true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:00,118 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-01-09 21:39:00,118 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-01-09 21:39:00,118 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-01-09 21:39:00,118 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-01-09 21:39:00,133 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 310#true, Black: 307#(= |#race~data~0| 0), 291#true, 234#L694true, Black: 295#true, 305#true, 293#true, 81#L692-1true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:00,134 INFO L294 olderBase$Statistics]: this new event has 210 ancestors and is cut-off event [2025-01-09 21:39:00,134 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-01-09 21:39:00,134 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-01-09 21:39:00,134 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-01-09 21:39:00,134 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 310#true, 268#L692-2true, Black: 307#(= |#race~data~0| 0), 291#true, 234#L694true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:00,134 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-01-09 21:39:00,134 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-01-09 21:39:00,135 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-01-09 21:39:00,135 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-01-09 21:39:00,205 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 310#true, 268#L692-2true, Black: 307#(= |#race~data~0| 0), 291#true, 234#L694true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:00,205 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-01-09 21:39:00,205 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-01-09 21:39:00,205 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-01-09 21:39:00,205 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-01-09 21:39:00,205 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-01-09 21:39:01,010 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([783] L717-5-->L719-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret24#1_7|) (= |v_#pthreadsMutex_81| (store |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45| (store (select |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45|) |v_~#threads_alive_mutex~0.offset_45| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_82|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_81|, ULTIMATE.start_main_#t~ret24#1=|v_ULTIMATE.start_main_#t~ret24#1_7|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret24#1][293], [291#true, Black: 307#(= |#race~data~0| 0), 31#L719-2true, 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), 66#L696-6true, Black: 295#true, 305#true, 81#L692-1true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,010 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,010 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-01-09 21:39:01,010 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-01-09 21:39:01,011 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-01-09 21:39:01,011 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([674] L717-3-->L718-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret22#1_6|) (= |v_#pthreadsMutex_65| (store |v_#pthreadsMutex_66| |v_~#threads_alive_mutex~0.base_37| (store (select |v_#pthreadsMutex_66| |v_~#threads_alive_mutex~0.base_37|) |v_~#threads_alive_mutex~0.offset_37| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_66|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_37|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_37|} OutVars{ULTIMATE.start_main_#t~ret22#1=|v_ULTIMATE.start_main_#t~ret22#1_6|, #pthreadsMutex=|v_#pthreadsMutex_65|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_37|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_37|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret22#1, #pthreadsMutex][294], [291#true, Black: 307#(= |#race~data~0| 0), 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), 66#L696-6true, Black: 295#true, 279#L718-2true, 305#true, 81#L692-1true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,011 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,011 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-01-09 21:39:01,011 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-01-09 21:39:01,011 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-01-09 21:39:01,105 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([941] L699-->L699-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][337], [310#true, 15#L713-2true, Black: 307#(= |#race~data~0| 0), 291#true, 73#L692-7true, Black: 295#true, 82#L699-1true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,105 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-01-09 21:39:01,105 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:39:01,105 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-01-09 21:39:01,105 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:39:01,157 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][243], [310#true, Black: 307#(= |#race~data~0| 0), 291#true, 73#L692-7true, 233#L713-1true, Black: 295#true, 82#L699-1true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,157 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-01-09 21:39:01,157 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-01-09 21:39:01,157 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-01-09 21:39:01,157 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-01-09 21:39:01,158 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][243], [260#L699-2true, 310#true, Black: 307#(= |#race~data~0| 0), 291#true, 73#L692-7true, 233#L713-1true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,158 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-01-09 21:39:01,158 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:39:01,158 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-01-09 21:39:01,158 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:39:01,158 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][243], [260#L699-2true, 310#true, Black: 307#(= |#race~data~0| 0), 291#true, 73#L692-7true, 233#L713-1true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,158 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-01-09 21:39:01,158 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-01-09 21:39:01,158 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:39:01,158 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-01-09 21:39:01,158 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:39:01,163 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([783] L717-5-->L719-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret24#1_7|) (= |v_#pthreadsMutex_81| (store |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45| (store (select |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45|) |v_~#threads_alive_mutex~0.offset_45| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_82|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_81|, ULTIMATE.start_main_#t~ret24#1=|v_ULTIMATE.start_main_#t~ret24#1_7|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret24#1][190], [310#true, 289#L697-3true, 291#true, Black: 307#(= |#race~data~0| 0), 31#L719-2true, Black: 295#true, 305#true, 81#L692-1true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,164 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-01-09 21:39:01,164 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-01-09 21:39:01,164 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-01-09 21:39:01,164 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-01-09 21:39:01,164 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([674] L717-3-->L718-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret22#1_6|) (= |v_#pthreadsMutex_65| (store |v_#pthreadsMutex_66| |v_~#threads_alive_mutex~0.base_37| (store (select |v_#pthreadsMutex_66| |v_~#threads_alive_mutex~0.base_37|) |v_~#threads_alive_mutex~0.offset_37| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_66|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_37|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_37|} OutVars{ULTIMATE.start_main_#t~ret22#1=|v_ULTIMATE.start_main_#t~ret22#1_6|, #pthreadsMutex=|v_#pthreadsMutex_65|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_37|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_37|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret22#1, #pthreadsMutex][191], [310#true, 289#L697-3true, 291#true, Black: 307#(= |#race~data~0| 0), Black: 295#true, 279#L718-2true, 305#true, 81#L692-1true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,164 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-01-09 21:39:01,164 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-01-09 21:39:01,164 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-01-09 21:39:01,164 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-01-09 21:39:01,217 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([895] L699-->L699-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][295], [310#true, 291#true, Black: 307#(= |#race~data~0| 0), 103#L699-1true, Black: 295#true, 105#L717-2true, 305#true, 81#L692-1true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,217 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-01-09 21:39:01,217 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,217 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,217 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,218 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([895] L699-->L699-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][295], [60#L717-1true, 310#true, 268#L692-2true, 291#true, Black: 307#(= |#race~data~0| 0), 103#L699-1true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,218 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-01-09 21:39:01,218 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,218 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,218 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,236 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([941] L699-->L699-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][337], [310#true, Black: 307#(= |#race~data~0| 0), 291#true, 73#L692-7true, Black: 295#true, 82#L699-1true, 105#L717-2true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,236 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-01-09 21:39:01,236 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:39:01,236 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:39:01,236 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:39:01,261 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [260#L699-2true, 310#true, 291#true, Black: 307#(= |#race~data~0| 0), 233#L713-1true, 13#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,261 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-01-09 21:39:01,261 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-01-09 21:39:01,261 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-01-09 21:39:01,261 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-01-09 21:39:01,268 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([833] L714-5-->L713-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [260#L699-2true, 310#true, Black: 307#(= |#race~data~0| 0), 291#true, 233#L713-1true, 234#L694true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,268 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-01-09 21:39:01,268 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-01-09 21:39:01,268 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-01-09 21:39:01,268 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:39:01,274 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([783] L717-5-->L719-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret24#1_7|) (= |v_#pthreadsMutex_81| (store |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45| (store (select |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45|) |v_~#threads_alive_mutex~0.offset_45| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_82|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_81|, ULTIMATE.start_main_#t~ret24#1=|v_ULTIMATE.start_main_#t~ret24#1_7|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret24#1][190], [69#L698-3true, 310#true, 291#true, Black: 307#(= |#race~data~0| 0), 31#L719-2true, Black: 295#true, 305#true, 81#L692-1true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,275 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-01-09 21:39:01,275 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,275 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,275 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,275 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([783] L717-5-->L719-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret24#1_7|) (= |v_#pthreadsMutex_81| (store |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45| (store (select |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45|) |v_~#threads_alive_mutex~0.offset_45| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_82|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_81|, ULTIMATE.start_main_#t~ret24#1=|v_ULTIMATE.start_main_#t~ret24#1_7|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret24#1][293], [182#L692-6true, Black: 307#(= |#race~data~0| 0), 291#true, 31#L719-2true, 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), 66#L696-6true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,275 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-01-09 21:39:01,275 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,275 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,275 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,275 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([674] L717-3-->L718-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret22#1_6|) (= |v_#pthreadsMutex_65| (store |v_#pthreadsMutex_66| |v_~#threads_alive_mutex~0.base_37| (store (select |v_#pthreadsMutex_66| |v_~#threads_alive_mutex~0.base_37|) |v_~#threads_alive_mutex~0.offset_37| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_66|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_37|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_37|} OutVars{ULTIMATE.start_main_#t~ret22#1=|v_ULTIMATE.start_main_#t~ret22#1_6|, #pthreadsMutex=|v_#pthreadsMutex_65|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_37|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_37|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret22#1, #pthreadsMutex][191], [69#L698-3true, 310#true, 291#true, Black: 307#(= |#race~data~0| 0), Black: 295#true, 279#L718-2true, 305#true, 81#L692-1true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,275 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-01-09 21:39:01,275 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,275 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,275 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,275 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([674] L717-3-->L718-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret22#1_6|) (= |v_#pthreadsMutex_65| (store |v_#pthreadsMutex_66| |v_~#threads_alive_mutex~0.base_37| (store (select |v_#pthreadsMutex_66| |v_~#threads_alive_mutex~0.base_37|) |v_~#threads_alive_mutex~0.offset_37| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_66|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_37|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_37|} OutVars{ULTIMATE.start_main_#t~ret22#1=|v_ULTIMATE.start_main_#t~ret22#1_6|, #pthreadsMutex=|v_#pthreadsMutex_65|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_37|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_37|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret22#1, #pthreadsMutex][294], [182#L692-6true, Black: 307#(= |#race~data~0| 0), 291#true, 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), 66#L696-6true, Black: 295#true, 279#L718-2true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,276 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-01-09 21:39:01,276 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,276 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,276 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-01-09 21:39:01,276 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([895] L699-->L699-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][295], [310#true, 268#L692-2true, 291#true, Black: 307#(= |#race~data~0| 0), 103#L699-1true, Black: 295#true, 105#L717-2true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,276 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-01-09 21:39:01,276 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-01-09 21:39:01,276 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-01-09 21:39:01,276 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-01-09 21:39:01,712 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([941] L699-->L699-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][307], [310#true, 291#true, Black: 307#(= |#race~data~0| 0), Black: 295#true, 234#L694true, 82#L699-1true, 105#L717-2true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,712 INFO L294 olderBase$Statistics]: this new event has 231 ancestors and is cut-off event [2025-01-09 21:39:01,712 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-01-09 21:39:01,712 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-01-09 21:39:01,712 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-01-09 21:39:01,807 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][254], [60#L717-1true, 310#true, Black: 307#(= |#race~data~0| 0), 291#true, 73#L692-7true, Black: 295#true, 82#L699-1true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,807 INFO L294 olderBase$Statistics]: this new event has 233 ancestors and is cut-off event [2025-01-09 21:39:01,808 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-01-09 21:39:01,808 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-01-09 21:39:01,808 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-01-09 21:39:01,808 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][254], [60#L717-1true, 260#L699-2true, 310#true, Black: 307#(= |#race~data~0| 0), 291#true, 73#L692-7true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,808 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-01-09 21:39:01,808 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:39:01,808 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:39:01,808 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:39:01,808 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 260#L699-2true, 310#true, Black: 307#(= |#race~data~0| 0), 291#true, 13#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,808 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-01-09 21:39:01,808 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:39:01,808 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:39:01,808 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:39:01,809 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][254], [260#L699-2true, 60#L717-1true, 310#true, Black: 307#(= |#race~data~0| 0), 291#true, 73#L692-7true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:01,809 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-01-09 21:39:01,809 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:39:01,809 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:39:01,809 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-01-09 21:39:01,809 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-01-09 21:39:02,848 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([783] L717-5-->L719-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret24#1_7|) (= |v_#pthreadsMutex_81| (store |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45| (store (select |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45|) |v_~#threads_alive_mutex~0.offset_45| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_82|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_81|, ULTIMATE.start_main_#t~ret24#1=|v_ULTIMATE.start_main_#t~ret24#1_7|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret24#1][190], [310#true, 291#true, 143#L701-3true, Black: 307#(= |#race~data~0| 0), 31#L719-2true, 166#threadErr2ASSERT_VIOLATIONDATA_RACEtrue, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:02,848 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-01-09 21:39:02,848 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-01-09 21:39:02,848 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-01-09 21:39:02,848 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-01-09 21:39:02,848 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([674] L717-3-->L718-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret22#1_6|) (= |v_#pthreadsMutex_65| (store |v_#pthreadsMutex_66| |v_~#threads_alive_mutex~0.base_37| (store (select |v_#pthreadsMutex_66| |v_~#threads_alive_mutex~0.base_37|) |v_~#threads_alive_mutex~0.offset_37| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_66|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_37|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_37|} OutVars{ULTIMATE.start_main_#t~ret22#1=|v_ULTIMATE.start_main_#t~ret22#1_6|, #pthreadsMutex=|v_#pthreadsMutex_65|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_37|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_37|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret22#1, #pthreadsMutex][191], [310#true, 291#true, 143#L701-3true, Black: 307#(= |#race~data~0| 0), 166#threadErr2ASSERT_VIOLATIONDATA_RACEtrue, Black: 295#true, 279#L718-2true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:02,848 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-01-09 21:39:02,848 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-01-09 21:39:02,848 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-01-09 21:39:02,848 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-01-09 21:39:02,937 INFO L124 PetriNetUnfolderBase]: 10616/34625 cut-off events. [2025-01-09 21:39:02,937 INFO L125 PetriNetUnfolderBase]: For 5286/5920 co-relation queries the response was YES. [2025-01-09 21:39:03,028 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59976 conditions, 34625 events. 10616/34625 cut-off events. For 5286/5920 co-relation queries the response was YES. Maximal size of possible extension queue 847. Compared 429922 event pairs, 5719 based on Foata normal form. 37/30991 useless extension candidates. Maximal degree in co-relation 57422. Up to 10855 conditions per place. [2025-01-09 21:39:03,114 INFO L140 encePairwiseOnDemand]: 286/292 looper letters, 44 selfloop transitions, 7 changer transitions 0/341 dead transitions. [2025-01-09 21:39:03,114 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 301 places, 341 transitions, 995 flow [2025-01-09 21:39:03,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 21:39:03,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-01-09 21:39:03,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 829 transitions. [2025-01-09 21:39:03,116 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9463470319634704 [2025-01-09 21:39:03,116 INFO L175 Difference]: Start difference. First operand has 299 places, 321 transitions, 838 flow. Second operand 3 states and 829 transitions. [2025-01-09 21:39:03,116 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 301 places, 341 transitions, 995 flow [2025-01-09 21:39:03,168 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 299 places, 341 transitions, 983 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-01-09 21:39:03,172 INFO L231 Difference]: Finished difference. Result has 301 places, 326 transitions, 886 flow [2025-01-09 21:39:03,172 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=292, PETRI_DIFFERENCE_MINUEND_FLOW=830, PETRI_DIFFERENCE_MINUEND_PLACES=297, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=321, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=314, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=886, PETRI_PLACES=301, PETRI_TRANSITIONS=326} [2025-01-09 21:39:03,173 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 9 predicate places. [2025-01-09 21:39:03,173 INFO L471 AbstractCegarLoop]: Abstraction has has 301 places, 326 transitions, 886 flow [2025-01-09 21:39:03,173 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 262.3333333333333) internal successors, (787), 3 states have internal predecessors, (787), 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) [2025-01-09 21:39:03,173 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-01-09 21:39:03,173 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 21:39:03,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-01-09 21:39:03,174 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-01-09 21:39:03,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 21:39:03,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1099810408, now seen corresponding path program 1 times [2025-01-09 21:39:03,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 21:39:03,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155697440] [2025-01-09 21:39:03,175 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 21:39:03,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 21:39:03,191 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 178 statements into 1 equivalence classes. [2025-01-09 21:39:03,199 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 178 of 178 statements. [2025-01-09 21:39:03,200 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 21:39:03,200 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 21:39:03,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 21:39:03,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 21:39:03,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155697440] [2025-01-09 21:39:03,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155697440] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 21:39:03,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 21:39:03,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 21:39:03,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388349955] [2025-01-09 21:39:03,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 21:39:03,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 21:39:03,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 21:39:03,603 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 21:39:03,603 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 21:39:03,615 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 266 out of 292 [2025-01-09 21:39:03,616 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 301 places, 326 transitions, 886 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) [2025-01-09 21:39:03,617 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-01-09 21:39:03,617 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 266 of 292 [2025-01-09 21:39:03,618 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-01-09 21:39:05,258 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([952] L701-->L701-3: Formula: (and (= |v_threadThread2of2ForFork0_#t~ret11_1| 0) (= |v_#pthreadsMutex_97| (store |v_#pthreadsMutex_98| |v_~#threads_alive_mutex~0.base_53| (store (select |v_#pthreadsMutex_98| |v_~#threads_alive_mutex~0.base_53|) |v_~#threads_alive_mutex~0.offset_53| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_98|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_53|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_53|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_97|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_53|, threadThread2of2ForFork0_#t~ret11=|v_threadThread2of2ForFork0_#t~ret11_1|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_53|} AuxVars[] AssignedVars[#pthreadsMutex, threadThread2of2ForFork0_#t~ret11][330], [310#true, 289#L697-3true, 291#true, Black: 307#(= |#race~data~0| 0), 143#L701-3true, 315#true, Black: 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), 186#L720-1true, Black: 297#(= |#race~threads_alive~0| 0), 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:05,258 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-01-09 21:39:05,258 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-01-09 21:39:05,258 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-01-09 21:39:05,258 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-01-09 21:39:05,275 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([952] L701-->L701-3: Formula: (and (= |v_threadThread2of2ForFork0_#t~ret11_1| 0) (= |v_#pthreadsMutex_97| (store |v_#pthreadsMutex_98| |v_~#threads_alive_mutex~0.base_53| (store (select |v_#pthreadsMutex_98| |v_~#threads_alive_mutex~0.base_53|) |v_~#threads_alive_mutex~0.offset_53| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_98|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_53|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_53|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_97|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_53|, threadThread2of2ForFork0_#t~ret11=|v_threadThread2of2ForFork0_#t~ret11_1|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_53|} AuxVars[] AssignedVars[#pthreadsMutex, threadThread2of2ForFork0_#t~ret11][330], [310#true, 289#L697-3true, 291#true, Black: 307#(= |#race~data~0| 0), 143#L701-3true, 315#true, Black: 297#(= |#race~threads_alive~0| 0), Black: 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), 264#L720-2true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:05,275 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-01-09 21:39:05,275 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-01-09 21:39:05,275 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-01-09 21:39:05,275 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-01-09 21:39:05,382 INFO L124 PetriNetUnfolderBase]: 3387/16569 cut-off events. [2025-01-09 21:39:05,382 INFO L125 PetriNetUnfolderBase]: For 2310/2895 co-relation queries the response was YES. [2025-01-09 21:39:05,433 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27348 conditions, 16569 events. 3387/16569 cut-off events. For 2310/2895 co-relation queries the response was YES. Maximal size of possible extension queue 509. Compared 206068 event pairs, 913 based on Foata normal form. 534/15604 useless extension candidates. Maximal degree in co-relation 18782. Up to 2554 conditions per place. [2025-01-09 21:39:05,469 INFO L140 encePairwiseOnDemand]: 274/292 looper letters, 18 selfloop transitions, 18 changer transitions 0/335 dead transitions. [2025-01-09 21:39:05,470 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 303 places, 335 transitions, 965 flow [2025-01-09 21:39:05,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 21:39:05,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-01-09 21:39:05,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 842 transitions. [2025-01-09 21:39:05,472 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9611872146118722 [2025-01-09 21:39:05,472 INFO L175 Difference]: Start difference. First operand has 301 places, 326 transitions, 886 flow. Second operand 3 states and 842 transitions. [2025-01-09 21:39:05,472 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 303 places, 335 transitions, 965 flow [2025-01-09 21:39:05,478 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 301 places, 335 transitions, 951 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-01-09 21:39:05,482 INFO L231 Difference]: Finished difference. Result has 302 places, 332 transitions, 942 flow [2025-01-09 21:39:05,482 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=292, PETRI_DIFFERENCE_MINUEND_FLOW=848, PETRI_DIFFERENCE_MINUEND_PLACES=299, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=322, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=304, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=942, PETRI_PLACES=302, PETRI_TRANSITIONS=332} [2025-01-09 21:39:05,484 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 10 predicate places. [2025-01-09 21:39:05,485 INFO L471 AbstractCegarLoop]: Abstraction has has 302 places, 332 transitions, 942 flow [2025-01-09 21:39:05,485 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) [2025-01-09 21:39:05,485 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-01-09 21:39:05,486 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 21:39:05,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-01-09 21:39:05,486 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-01-09 21:39:05,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 21:39:05,486 INFO L85 PathProgramCache]: Analyzing trace with hash -1249725656, now seen corresponding path program 1 times [2025-01-09 21:39:05,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 21:39:05,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881925263] [2025-01-09 21:39:05,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 21:39:05,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 21:39:05,507 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-01-09 21:39:05,518 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-01-09 21:39:05,520 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 21:39:05,520 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 21:39:05,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 21:39:05,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 21:39:05,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881925263] [2025-01-09 21:39:05,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881925263] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 21:39:05,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 21:39:05,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 21:39:05,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052577949] [2025-01-09 21:39:05,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 21:39:05,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 21:39:05,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 21:39:05,564 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 21:39:05,564 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 21:39:05,613 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 253 out of 292 [2025-01-09 21:39:05,614 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 302 places, 332 transitions, 942 flow. Second operand has 3 states, 3 states have (on average 255.33333333333334) internal successors, (766), 3 states have internal predecessors, (766), 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) [2025-01-09 21:39:05,614 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-01-09 21:39:05,614 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 253 of 292 [2025-01-09 21:39:05,614 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-01-09 21:39:07,143 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([765] L718-5-->L717-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [60#L717-1true, 24#L699-2true, 317#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 319#true, 291#true, Black: 307#(= |#race~data~0| 0), 137#L697-3true, Black: 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), Black: 295#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-01-09 21:39:07,143 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2025-01-09 21:39:07,143 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-01-09 21:39:07,143 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-01-09 21:39:07,143 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-01-09 21:39:07,818 INFO L124 PetriNetUnfolderBase]: 5366/20916 cut-off events. [2025-01-09 21:39:07,819 INFO L125 PetriNetUnfolderBase]: For 12244/13235 co-relation queries the response was YES. [2025-01-09 21:39:07,899 INFO L83 FinitePrefix]: Finished finitePrefix Result has 45443 conditions, 20916 events. 5366/20916 cut-off events. For 12244/13235 co-relation queries the response was YES. Maximal size of possible extension queue 616. Compared 255441 event pairs, 2162 based on Foata normal form. 77/19385 useless extension candidates. Maximal degree in co-relation 43526. Up to 8642 conditions per place. [2025-01-09 21:39:07,955 INFO L140 encePairwiseOnDemand]: 284/292 looper letters, 74 selfloop transitions, 12 changer transitions 0/354 dead transitions. [2025-01-09 21:39:07,955 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 304 places, 354 transitions, 1215 flow [2025-01-09 21:39:07,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 21:39:07,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-01-09 21:39:07,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 814 transitions. [2025-01-09 21:39:07,957 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9292237442922374 [2025-01-09 21:39:07,957 INFO L175 Difference]: Start difference. First operand has 302 places, 332 transitions, 942 flow. Second operand 3 states and 814 transitions. [2025-01-09 21:39:07,957 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 304 places, 354 transitions, 1215 flow [2025-01-09 21:39:07,966 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 303 places, 354 transitions, 1186 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-01-09 21:39:07,970 INFO L231 Difference]: Finished difference. Result has 305 places, 342 transitions, 1038 flow [2025-01-09 21:39:07,970 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=292, PETRI_DIFFERENCE_MINUEND_FLOW=924, PETRI_DIFFERENCE_MINUEND_PLACES=301, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=332, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=320, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1038, PETRI_PLACES=305, PETRI_TRANSITIONS=342} [2025-01-09 21:39:07,971 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 13 predicate places. [2025-01-09 21:39:07,971 INFO L471 AbstractCegarLoop]: Abstraction has has 305 places, 342 transitions, 1038 flow [2025-01-09 21:39:07,971 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 255.33333333333334) internal successors, (766), 3 states have internal predecessors, (766), 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) [2025-01-09 21:39:07,971 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-01-09 21:39:07,972 INFO L206 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 21:39:07,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-01-09 21:39:07,972 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-01-09 21:39:07,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 21:39:07,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1497058804, now seen corresponding path program 1 times [2025-01-09 21:39:07,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 21:39:07,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337957091] [2025-01-09 21:39:07,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 21:39:07,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 21:39:07,991 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-01-09 21:39:08,006 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-01-09 21:39:08,007 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 21:39:08,007 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 21:39:08,007 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 21:39:08,014 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-01-09 21:39:08,036 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-01-09 21:39:08,037 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 21:39:08,037 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 21:39:08,077 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 21:39:08,078 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 21:39:08,078 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 19 remaining) [2025-01-09 21:39:08,078 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (17 of 19 remaining) [2025-01-09 21:39:08,078 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (16 of 19 remaining) [2025-01-09 21:39:08,078 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (15 of 19 remaining) [2025-01-09 21:39:08,078 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (14 of 19 remaining) [2025-01-09 21:39:08,078 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (13 of 19 remaining) [2025-01-09 21:39:08,078 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (12 of 19 remaining) [2025-01-09 21:39:08,079 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (11 of 19 remaining) [2025-01-09 21:39:08,079 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (10 of 19 remaining) [2025-01-09 21:39:08,079 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (9 of 19 remaining) [2025-01-09 21:39:08,079 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (8 of 19 remaining) [2025-01-09 21:39:08,079 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (7 of 19 remaining) [2025-01-09 21:39:08,079 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (6 of 19 remaining) [2025-01-09 21:39:08,079 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (5 of 19 remaining) [2025-01-09 21:39:08,079 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (4 of 19 remaining) [2025-01-09 21:39:08,079 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (3 of 19 remaining) [2025-01-09 21:39:08,079 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (2 of 19 remaining) [2025-01-09 21:39:08,079 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (1 of 19 remaining) [2025-01-09 21:39:08,079 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (0 of 19 remaining) [2025-01-09 21:39:08,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-01-09 21:39:08,080 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2025-01-09 21:39:08,080 WARN L246 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2025-01-09 21:39:08,081 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2025-01-09 21:39:08,119 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-01-09 21:39:08,122 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 341 places, 339 transitions, 696 flow [2025-01-09 21:39:08,175 INFO L124 PetriNetUnfolderBase]: 17/469 cut-off events. [2025-01-09 21:39:08,175 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2025-01-09 21:39:08,177 INFO L83 FinitePrefix]: Finished finitePrefix Result has 482 conditions, 469 events. 17/469 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1066 event pairs, 0 based on Foata normal form. 0/421 useless extension candidates. Maximal degree in co-relation 380. Up to 8 conditions per place. [2025-01-09 21:39:08,178 INFO L82 GeneralOperation]: Start removeDead. Operand has 341 places, 339 transitions, 696 flow [2025-01-09 21:39:08,180 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 341 places, 339 transitions, 696 flow [2025-01-09 21:39:08,183 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 21:39:08,184 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;@417b7207, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 21:39:08,184 INFO L334 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2025-01-09 21:39:08,192 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-01-09 21:39:08,192 INFO L124 PetriNetUnfolderBase]: 1/163 cut-off events. [2025-01-09 21:39:08,192 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-01-09 21:39:08,192 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-01-09 21:39:08,193 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 21:39:08,193 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2025-01-09 21:39:08,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 21:39:08,194 INFO L85 PathProgramCache]: Analyzing trace with hash -245283842, now seen corresponding path program 1 times [2025-01-09 21:39:08,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 21:39:08,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619886433] [2025-01-09 21:39:08,194 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 21:39:08,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 21:39:08,213 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-01-09 21:39:08,220 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-01-09 21:39:08,221 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 21:39:08,221 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 21:39:08,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 21:39:08,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 21:39:08,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619886433] [2025-01-09 21:39:08,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619886433] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 21:39:08,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 21:39:08,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 21:39:08,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429212062] [2025-01-09 21:39:08,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 21:39:08,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 21:39:08,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 21:39:08,258 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 21:39:08,258 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 21:39:08,313 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 339 [2025-01-09 21:39:08,314 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 341 places, 339 transitions, 696 flow. Second operand has 3 states, 3 states have (on average 278.0) internal successors, (834), 3 states have internal predecessors, (834), 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) [2025-01-09 21:39:08,314 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-01-09 21:39:08,314 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 339 [2025-01-09 21:39:08,314 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand