./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-two-queue.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/popl20-two-queue.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b29a4c23931df07495caab7fd70ec22fec28fcea21b47e1c8eb19fb44a778d8 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 06:00:36,174 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 06:00:36,268 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-19 06:00:36,275 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 06:00:36,278 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 06:00:36,311 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 06:00:36,313 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 06:00:36,313 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 06:00:36,314 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 06:00:36,316 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 06:00:36,317 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 06:00:36,317 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 06:00:36,318 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 06:00:36,320 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 06:00:36,320 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 06:00:36,320 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 06:00:36,321 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 06:00:36,321 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 06:00:36,323 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 06:00:36,324 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 06:00:36,324 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 06:00:36,324 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 06:00:36,325 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-19 06:00:36,325 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 06:00:36,325 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 06:00:36,326 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 06:00:36,326 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 06:00:36,326 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 06:00:36,326 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 06:00:36,327 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 06:00:36,327 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 06:00:36,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 06:00:36,327 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 06:00:36,328 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 06:00:36,328 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 06:00:36,328 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 06:00:36,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 06:00:36,328 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 06:00:36,329 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 06:00:36,329 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 06:00:36,329 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 06:00:36,331 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b29a4c23931df07495caab7fd70ec22fec28fcea21b47e1c8eb19fb44a778d8 [2024-11-19 06:00:36,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 06:00:36,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 06:00:36,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 06:00:36,628 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 06:00:36,629 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 06:00:36,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-two-queue.wvr.c [2024-11-19 06:00:38,113 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 06:00:38,302 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 06:00:38,303 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-two-queue.wvr.c [2024-11-19 06:00:38,313 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46cd92dc0/ca7af62e56564f57a22f1679e985b01e/FLAG19a6bf79b [2024-11-19 06:00:38,330 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46cd92dc0/ca7af62e56564f57a22f1679e985b01e [2024-11-19 06:00:38,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 06:00:38,335 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 06:00:38,337 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 06:00:38,337 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 06:00:38,343 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 06:00:38,344 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:00:38" (1/1) ... [2024-11-19 06:00:38,345 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@732e39c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:00:38, skipping insertion in model container [2024-11-19 06:00:38,345 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:00:38" (1/1) ... [2024-11-19 06:00:38,369 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 06:00:38,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 06:00:38,587 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 06:00:38,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 06:00:38,633 INFO L204 MainTranslator]: Completed translation [2024-11-19 06:00:38,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:00:38 WrapperNode [2024-11-19 06:00:38,634 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 06:00:38,635 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 06:00:38,635 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 06:00:38,635 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 06:00:38,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:00:38" (1/1) ... [2024-11-19 06:00:38,651 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:00:38" (1/1) ... [2024-11-19 06:00:38,695 INFO L138 Inliner]: procedures = 23, calls = 34, calls flagged for inlining = 14, calls inlined = 16, statements flattened = 410 [2024-11-19 06:00:38,695 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 06:00:38,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 06:00:38,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 06:00:38,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 06:00:38,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:00:38" (1/1) ... [2024-11-19 06:00:38,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:00:38" (1/1) ... [2024-11-19 06:00:38,714 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:00:38" (1/1) ... [2024-11-19 06:00:38,715 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:00:38" (1/1) ... [2024-11-19 06:00:38,729 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:00:38" (1/1) ... [2024-11-19 06:00:38,735 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:00:38" (1/1) ... [2024-11-19 06:00:38,741 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:00:38" (1/1) ... [2024-11-19 06:00:38,743 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:00:38" (1/1) ... [2024-11-19 06:00:38,747 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 06:00:38,748 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 06:00:38,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 06:00:38,749 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 06:00:38,750 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:00:38" (1/1) ... [2024-11-19 06:00:38,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 06:00:38,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 06:00:38,783 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 06:00:38,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 06:00:38,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 06:00:38,834 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-19 06:00:38,834 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-19 06:00:38,835 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-19 06:00:38,835 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-19 06:00:38,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-19 06:00:38,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-19 06:00:38,836 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-19 06:00:38,836 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-19 06:00:38,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 06:00:38,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 06:00:38,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 06:00:38,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-19 06:00:38,839 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-19 06:00:38,985 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 06:00:38,987 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 06:00:39,720 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-19 06:00:39,720 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 06:00:40,118 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 06:00:40,120 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-19 06:00:40,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:00:40 BoogieIcfgContainer [2024-11-19 06:00:40,120 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 06:00:40,122 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 06:00:40,123 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 06:00:40,126 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 06:00:40,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:00:38" (1/3) ... [2024-11-19 06:00:40,128 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d4e3a99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:00:40, skipping insertion in model container [2024-11-19 06:00:40,128 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:00:38" (2/3) ... [2024-11-19 06:00:40,128 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d4e3a99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:00:40, skipping insertion in model container [2024-11-19 06:00:40,128 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:00:40" (3/3) ... [2024-11-19 06:00:40,129 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-two-queue.wvr.c [2024-11-19 06:00:40,145 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 06:00:40,146 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 65 error locations. [2024-11-19 06:00:40,146 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-19 06:00:40,250 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-19 06:00:40,295 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 320 places, 326 transitions, 666 flow [2024-11-19 06:00:40,463 INFO L124 PetriNetUnfolderBase]: 13/324 cut-off events. [2024-11-19 06:00:40,463 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-19 06:00:40,478 INFO L83 FinitePrefix]: Finished finitePrefix Result has 333 conditions, 324 events. 13/324 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 493 event pairs, 0 based on Foata normal form. 0/246 useless extension candidates. Maximal degree in co-relation 254. Up to 2 conditions per place. [2024-11-19 06:00:40,479 INFO L82 GeneralOperation]: Start removeDead. Operand has 320 places, 326 transitions, 666 flow [2024-11-19 06:00:40,496 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 302 places, 307 transitions, 626 flow [2024-11-19 06:00:40,514 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 06:00:40,536 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;@6e8cc453, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 06:00:40,536 INFO L334 AbstractCegarLoop]: Starting to check reachability of 115 error locations. [2024-11-19 06:00:40,543 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-19 06:00:40,545 INFO L124 PetriNetUnfolderBase]: 0/26 cut-off events. [2024-11-19 06:00:40,545 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-19 06:00:40,545 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:40,546 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:40,546 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:40,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:40,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1838123497, now seen corresponding path program 1 times [2024-11-19 06:00:40,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:40,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821283576] [2024-11-19 06:00:40,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:40,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:40,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:40,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:40,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821283576] [2024-11-19 06:00:40,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821283576] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:40,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:40,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:40,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242350039] [2024-11-19 06:00:40,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:40,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:40,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:40,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:40,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:40,839 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 259 out of 326 [2024-11-19 06:00:40,847 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 302 places, 307 transitions, 626 flow. Second operand has 3 states, 3 states have (on average 260.3333333333333) internal successors, (781), 3 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:40,847 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:40,847 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 259 of 326 [2024-11-19 06:00:40,848 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:40,995 INFO L124 PetriNetUnfolderBase]: 27/412 cut-off events. [2024-11-19 06:00:40,995 INFO L125 PetriNetUnfolderBase]: For 18/18 co-relation queries the response was YES. [2024-11-19 06:00:40,999 INFO L83 FinitePrefix]: Finished finitePrefix Result has 484 conditions, 412 events. 27/412 cut-off events. For 18/18 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1082 event pairs, 15 based on Foata normal form. 23/373 useless extension candidates. Maximal degree in co-relation 235. Up to 52 conditions per place. [2024-11-19 06:00:41,003 INFO L140 encePairwiseOnDemand]: 275/326 looper letters, 13 selfloop transitions, 2 changer transitions 4/258 dead transitions. [2024-11-19 06:00:41,003 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 263 places, 258 transitions, 558 flow [2024-11-19 06:00:41,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:41,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:41,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 841 transitions. [2024-11-19 06:00:41,021 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8599182004089979 [2024-11-19 06:00:41,024 INFO L175 Difference]: Start difference. First operand has 302 places, 307 transitions, 626 flow. Second operand 3 states and 841 transitions. [2024-11-19 06:00:41,025 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 263 places, 258 transitions, 558 flow [2024-11-19 06:00:41,030 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 259 places, 258 transitions, 550 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-19 06:00:41,036 INFO L231 Difference]: Finished difference. Result has 259 places, 254 transitions, 516 flow [2024-11-19 06:00:41,038 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=520, PETRI_DIFFERENCE_MINUEND_PLACES=257, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=258, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=256, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=516, PETRI_PLACES=259, PETRI_TRANSITIONS=254} [2024-11-19 06:00:41,042 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -43 predicate places. [2024-11-19 06:00:41,043 INFO L471 AbstractCegarLoop]: Abstraction has has 259 places, 254 transitions, 516 flow [2024-11-19 06:00:41,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 260.3333333333333) internal successors, (781), 3 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:41,043 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:41,044 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:41,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 06:00:41,044 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:41,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:41,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1538491648, now seen corresponding path program 1 times [2024-11-19 06:00:41,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:41,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143154] [2024-11-19 06:00:41,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:41,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:41,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:41,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:41,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:41,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143154] [2024-11-19 06:00:41,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143154] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:41,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:41,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:41,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321299610] [2024-11-19 06:00:41,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:41,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:41,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:41,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:41,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:41,154 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 326 [2024-11-19 06:00:41,156 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 259 places, 254 transitions, 516 flow. Second operand has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:41,156 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:41,156 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 326 [2024-11-19 06:00:41,156 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:41,258 INFO L124 PetriNetUnfolderBase]: 22/386 cut-off events. [2024-11-19 06:00:41,259 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-19 06:00:41,262 INFO L83 FinitePrefix]: Finished finitePrefix Result has 434 conditions, 386 events. 22/386 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 860 event pairs, 8 based on Foata normal form. 0/332 useless extension candidates. Maximal degree in co-relation 399. Up to 38 conditions per place. [2024-11-19 06:00:41,265 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 12 selfloop transitions, 2 changer transitions 0/253 dead transitions. [2024-11-19 06:00:41,265 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 256 places, 253 transitions, 542 flow [2024-11-19 06:00:41,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:41,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:41,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 795 transitions. [2024-11-19 06:00:41,270 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8128834355828221 [2024-11-19 06:00:41,270 INFO L175 Difference]: Start difference. First operand has 259 places, 254 transitions, 516 flow. Second operand 3 states and 795 transitions. [2024-11-19 06:00:41,271 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 256 places, 253 transitions, 542 flow [2024-11-19 06:00:41,273 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 254 places, 253 transitions, 538 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 06:00:41,277 INFO L231 Difference]: Finished difference. Result has 254 places, 253 transitions, 514 flow [2024-11-19 06:00:41,278 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=510, PETRI_DIFFERENCE_MINUEND_PLACES=252, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=253, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=251, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=514, PETRI_PLACES=254, PETRI_TRANSITIONS=253} [2024-11-19 06:00:41,279 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -48 predicate places. [2024-11-19 06:00:41,279 INFO L471 AbstractCegarLoop]: Abstraction has has 254 places, 253 transitions, 514 flow [2024-11-19 06:00:41,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:41,280 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:41,281 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:41,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 06:00:41,281 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:41,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:41,282 INFO L85 PathProgramCache]: Analyzing trace with hash -1000939298, now seen corresponding path program 1 times [2024-11-19 06:00:41,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:41,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119326528] [2024-11-19 06:00:41,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:41,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:41,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:41,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:41,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:41,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119326528] [2024-11-19 06:00:41,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119326528] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:41,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:41,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:41,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403173155] [2024-11-19 06:00:41,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:41,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:41,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:41,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:41,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:41,370 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 326 [2024-11-19 06:00:41,371 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 254 places, 253 transitions, 514 flow. Second operand has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:41,372 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:41,372 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 326 [2024-11-19 06:00:41,373 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:41,492 INFO L124 PetriNetUnfolderBase]: 22/385 cut-off events. [2024-11-19 06:00:41,493 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-19 06:00:41,495 INFO L83 FinitePrefix]: Finished finitePrefix Result has 433 conditions, 385 events. 22/385 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 861 event pairs, 8 based on Foata normal form. 0/332 useless extension candidates. Maximal degree in co-relation 390. Up to 38 conditions per place. [2024-11-19 06:00:41,497 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 12 selfloop transitions, 2 changer transitions 0/252 dead transitions. [2024-11-19 06:00:41,498 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 255 places, 252 transitions, 540 flow [2024-11-19 06:00:41,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:41,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:41,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 795 transitions. [2024-11-19 06:00:41,500 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8128834355828221 [2024-11-19 06:00:41,500 INFO L175 Difference]: Start difference. First operand has 254 places, 253 transitions, 514 flow. Second operand 3 states and 795 transitions. [2024-11-19 06:00:41,501 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 255 places, 252 transitions, 540 flow [2024-11-19 06:00:41,502 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 253 places, 252 transitions, 536 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 06:00:41,505 INFO L231 Difference]: Finished difference. Result has 253 places, 252 transitions, 512 flow [2024-11-19 06:00:41,506 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=508, PETRI_DIFFERENCE_MINUEND_PLACES=251, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=252, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=250, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=512, PETRI_PLACES=253, PETRI_TRANSITIONS=252} [2024-11-19 06:00:41,507 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -49 predicate places. [2024-11-19 06:00:41,508 INFO L471 AbstractCegarLoop]: Abstraction has has 253 places, 252 transitions, 512 flow [2024-11-19 06:00:41,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:41,509 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:41,509 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:41,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 06:00:41,510 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:41,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:41,511 INFO L85 PathProgramCache]: Analyzing trace with hash -2004412426, now seen corresponding path program 1 times [2024-11-19 06:00:41,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:41,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915823483] [2024-11-19 06:00:41,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:41,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:41,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:41,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:41,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915823483] [2024-11-19 06:00:41,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915823483] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:41,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:41,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:41,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500113776] [2024-11-19 06:00:41,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:41,581 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:41,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:41,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:41,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:41,601 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 326 [2024-11-19 06:00:41,603 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 253 places, 252 transitions, 512 flow. Second operand has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:41,603 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:41,603 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 326 [2024-11-19 06:00:41,603 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:41,670 INFO L124 PetriNetUnfolderBase]: 22/384 cut-off events. [2024-11-19 06:00:41,671 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-19 06:00:41,672 INFO L83 FinitePrefix]: Finished finitePrefix Result has 432 conditions, 384 events. 22/384 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 861 event pairs, 8 based on Foata normal form. 0/332 useless extension candidates. Maximal degree in co-relation 381. Up to 38 conditions per place. [2024-11-19 06:00:41,674 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 12 selfloop transitions, 2 changer transitions 0/251 dead transitions. [2024-11-19 06:00:41,674 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 254 places, 251 transitions, 538 flow [2024-11-19 06:00:41,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:41,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:41,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 795 transitions. [2024-11-19 06:00:41,676 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8128834355828221 [2024-11-19 06:00:41,677 INFO L175 Difference]: Start difference. First operand has 253 places, 252 transitions, 512 flow. Second operand 3 states and 795 transitions. [2024-11-19 06:00:41,677 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 254 places, 251 transitions, 538 flow [2024-11-19 06:00:41,679 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 252 places, 251 transitions, 534 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 06:00:41,681 INFO L231 Difference]: Finished difference. Result has 252 places, 251 transitions, 510 flow [2024-11-19 06:00:41,682 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=506, PETRI_DIFFERENCE_MINUEND_PLACES=250, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=251, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=249, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=510, PETRI_PLACES=252, PETRI_TRANSITIONS=251} [2024-11-19 06:00:41,683 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -50 predicate places. [2024-11-19 06:00:41,683 INFO L471 AbstractCegarLoop]: Abstraction has has 252 places, 251 transitions, 510 flow [2024-11-19 06:00:41,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:41,684 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:41,684 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:41,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-19 06:00:41,684 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:41,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:41,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1088211231, now seen corresponding path program 1 times [2024-11-19 06:00:41,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:41,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256524755] [2024-11-19 06:00:41,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:41,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:41,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:41,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:41,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:41,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256524755] [2024-11-19 06:00:41,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256524755] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:41,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:41,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:41,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661079215] [2024-11-19 06:00:41,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:41,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:41,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:41,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:41,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:41,755 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 326 [2024-11-19 06:00:41,757 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 251 transitions, 510 flow. Second operand has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:41,757 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:41,757 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 326 [2024-11-19 06:00:41,757 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:41,834 INFO L124 PetriNetUnfolderBase]: 23/408 cut-off events. [2024-11-19 06:00:41,834 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-11-19 06:00:41,835 INFO L83 FinitePrefix]: Finished finitePrefix Result has 464 conditions, 408 events. 23/408 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1072 event pairs, 5 based on Foata normal form. 0/356 useless extension candidates. Maximal degree in co-relation 405. Up to 26 conditions per place. [2024-11-19 06:00:41,837 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 16 selfloop transitions, 2 changer transitions 0/257 dead transitions. [2024-11-19 06:00:41,837 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 253 places, 257 transitions, 561 flow [2024-11-19 06:00:41,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:41,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:41,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 811 transitions. [2024-11-19 06:00:41,840 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8292433537832311 [2024-11-19 06:00:41,840 INFO L175 Difference]: Start difference. First operand has 252 places, 251 transitions, 510 flow. Second operand 3 states and 811 transitions. [2024-11-19 06:00:41,840 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 253 places, 257 transitions, 561 flow [2024-11-19 06:00:41,842 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 251 places, 257 transitions, 557 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 06:00:41,846 INFO L231 Difference]: Finished difference. Result has 252 places, 251 transitions, 514 flow [2024-11-19 06:00:41,846 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=504, PETRI_DIFFERENCE_MINUEND_PLACES=249, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=250, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=514, PETRI_PLACES=252, PETRI_TRANSITIONS=251} [2024-11-19 06:00:41,847 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -50 predicate places. [2024-11-19 06:00:41,847 INFO L471 AbstractCegarLoop]: Abstraction has has 252 places, 251 transitions, 514 flow [2024-11-19 06:00:41,848 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:41,848 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:41,848 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:41,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-19 06:00:41,849 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:41,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:41,850 INFO L85 PathProgramCache]: Analyzing trace with hash -2026420870, now seen corresponding path program 1 times [2024-11-19 06:00:41,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:41,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66062518] [2024-11-19 06:00:41,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:41,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:41,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:41,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:41,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:41,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66062518] [2024-11-19 06:00:41,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66062518] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:41,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:41,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:41,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132789877] [2024-11-19 06:00:41,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:41,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:41,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:41,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:41,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:41,927 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 261 out of 326 [2024-11-19 06:00:41,928 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 251 transitions, 514 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) [2024-11-19 06:00:41,928 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:41,928 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 261 of 326 [2024-11-19 06:00:41,929 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:42,004 INFO L124 PetriNetUnfolderBase]: 27/453 cut-off events. [2024-11-19 06:00:42,004 INFO L125 PetriNetUnfolderBase]: For 13/13 co-relation queries the response was YES. [2024-11-19 06:00:42,006 INFO L83 FinitePrefix]: Finished finitePrefix Result has 527 conditions, 453 events. 27/453 cut-off events. For 13/13 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1200 event pairs, 13 based on Foata normal form. 0/389 useless extension candidates. Maximal degree in co-relation 266. Up to 51 conditions per place. [2024-11-19 06:00:42,007 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 12 selfloop transitions, 2 changer transitions 0/250 dead transitions. [2024-11-19 06:00:42,007 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 253 places, 250 transitions, 540 flow [2024-11-19 06:00:42,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:42,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:42,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 797 transitions. [2024-11-19 06:00:42,010 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8149284253578732 [2024-11-19 06:00:42,010 INFO L175 Difference]: Start difference. First operand has 252 places, 251 transitions, 514 flow. Second operand 3 states and 797 transitions. [2024-11-19 06:00:42,010 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 253 places, 250 transitions, 540 flow [2024-11-19 06:00:42,012 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 252 places, 250 transitions, 538 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-19 06:00:42,015 INFO L231 Difference]: Finished difference. Result has 252 places, 250 transitions, 514 flow [2024-11-19 06:00:42,016 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=510, PETRI_DIFFERENCE_MINUEND_PLACES=250, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=250, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=514, PETRI_PLACES=252, PETRI_TRANSITIONS=250} [2024-11-19 06:00:42,016 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -50 predicate places. [2024-11-19 06:00:42,017 INFO L471 AbstractCegarLoop]: Abstraction has has 252 places, 250 transitions, 514 flow [2024-11-19 06:00:42,018 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) [2024-11-19 06:00:42,018 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:42,018 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:42,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-19 06:00:42,019 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:42,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:42,019 INFO L85 PathProgramCache]: Analyzing trace with hash 740504393, now seen corresponding path program 1 times [2024-11-19 06:00:42,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:42,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806131837] [2024-11-19 06:00:42,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:42,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:42,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:42,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:42,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:42,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806131837] [2024-11-19 06:00:42,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806131837] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:42,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:42,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:42,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293226536] [2024-11-19 06:00:42,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:42,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:42,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:42,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:42,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:42,089 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 326 [2024-11-19 06:00:42,091 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 250 transitions, 514 flow. Second operand has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:42,091 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:42,091 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 326 [2024-11-19 06:00:42,091 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:42,174 INFO L124 PetriNetUnfolderBase]: 27/452 cut-off events. [2024-11-19 06:00:42,174 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2024-11-19 06:00:42,175 INFO L83 FinitePrefix]: Finished finitePrefix Result has 525 conditions, 452 events. 27/452 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1201 event pairs, 13 based on Foata normal form. 0/389 useless extension candidates. Maximal degree in co-relation 457. Up to 52 conditions per place. [2024-11-19 06:00:42,177 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 13 selfloop transitions, 2 changer transitions 0/249 dead transitions. [2024-11-19 06:00:42,177 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 253 places, 249 transitions, 542 flow [2024-11-19 06:00:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:42,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:42,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 795 transitions. [2024-11-19 06:00:42,180 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8128834355828221 [2024-11-19 06:00:42,180 INFO L175 Difference]: Start difference. First operand has 252 places, 250 transitions, 514 flow. Second operand 3 states and 795 transitions. [2024-11-19 06:00:42,181 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 253 places, 249 transitions, 542 flow [2024-11-19 06:00:42,183 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 251 places, 249 transitions, 538 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 06:00:42,186 INFO L231 Difference]: Finished difference. Result has 251 places, 249 transitions, 512 flow [2024-11-19 06:00:42,187 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=508, PETRI_DIFFERENCE_MINUEND_PLACES=249, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=249, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=247, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=512, PETRI_PLACES=251, PETRI_TRANSITIONS=249} [2024-11-19 06:00:42,187 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -51 predicate places. [2024-11-19 06:00:42,188 INFO L471 AbstractCegarLoop]: Abstraction has has 251 places, 249 transitions, 512 flow [2024-11-19 06:00:42,189 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:42,189 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:42,189 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:42,190 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-19 06:00:42,190 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:42,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:42,191 INFO L85 PathProgramCache]: Analyzing trace with hash 932099919, now seen corresponding path program 1 times [2024-11-19 06:00:42,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:42,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734810153] [2024-11-19 06:00:42,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:42,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:42,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:42,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:42,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734810153] [2024-11-19 06:00:42,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734810153] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:42,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:42,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:42,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652294741] [2024-11-19 06:00:42,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:42,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:42,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:42,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:42,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:42,263 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 326 [2024-11-19 06:00:42,265 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 251 places, 249 transitions, 512 flow. Second operand has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:42,265 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:42,265 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 326 [2024-11-19 06:00:42,265 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:42,348 INFO L124 PetriNetUnfolderBase]: 31/495 cut-off events. [2024-11-19 06:00:42,348 INFO L125 PetriNetUnfolderBase]: For 17/17 co-relation queries the response was YES. [2024-11-19 06:00:42,350 INFO L83 FinitePrefix]: Finished finitePrefix Result has 581 conditions, 495 events. 31/495 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1569 event pairs, 8 based on Foata normal form. 0/427 useless extension candidates. Maximal degree in co-relation 505. Up to 34 conditions per place. [2024-11-19 06:00:42,352 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 17 selfloop transitions, 2 changer transitions 0/255 dead transitions. [2024-11-19 06:00:42,352 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 255 transitions, 568 flow [2024-11-19 06:00:42,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:42,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:42,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 810 transitions. [2024-11-19 06:00:42,354 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8282208588957055 [2024-11-19 06:00:42,354 INFO L175 Difference]: Start difference. First operand has 251 places, 249 transitions, 512 flow. Second operand 3 states and 810 transitions. [2024-11-19 06:00:42,354 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 255 transitions, 568 flow [2024-11-19 06:00:42,356 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 255 transitions, 564 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 06:00:42,360 INFO L231 Difference]: Finished difference. Result has 251 places, 249 transitions, 516 flow [2024-11-19 06:00:42,360 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=506, PETRI_DIFFERENCE_MINUEND_PLACES=248, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=248, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=516, PETRI_PLACES=251, PETRI_TRANSITIONS=249} [2024-11-19 06:00:42,361 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -51 predicate places. [2024-11-19 06:00:42,361 INFO L471 AbstractCegarLoop]: Abstraction has has 251 places, 249 transitions, 516 flow [2024-11-19 06:00:42,362 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:42,362 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:42,362 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:42,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-19 06:00:42,363 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:42,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:42,363 INFO L85 PathProgramCache]: Analyzing trace with hash -639437959, now seen corresponding path program 1 times [2024-11-19 06:00:42,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:42,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880221705] [2024-11-19 06:00:42,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:42,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:42,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:42,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:42,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880221705] [2024-11-19 06:00:42,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880221705] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:42,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:42,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:42,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153670394] [2024-11-19 06:00:42,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:42,410 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:42,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:42,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:42,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:42,421 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 261 out of 326 [2024-11-19 06:00:42,422 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 251 places, 249 transitions, 516 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) [2024-11-19 06:00:42,423 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:42,423 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 261 of 326 [2024-11-19 06:00:42,423 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:42,498 INFO L124 PetriNetUnfolderBase]: 31/494 cut-off events. [2024-11-19 06:00:42,499 INFO L125 PetriNetUnfolderBase]: For 21/21 co-relation queries the response was YES. [2024-11-19 06:00:42,500 INFO L83 FinitePrefix]: Finished finitePrefix Result has 600 conditions, 494 events. 31/494 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1573 event pairs, 18 based on Foata normal form. 0/425 useless extension candidates. Maximal degree in co-relation 312. Up to 65 conditions per place. [2024-11-19 06:00:42,502 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 13 selfloop transitions, 2 changer transitions 0/248 dead transitions. [2024-11-19 06:00:42,503 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 248 transitions, 544 flow [2024-11-19 06:00:42,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:42,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:42,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 797 transitions. [2024-11-19 06:00:42,505 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8149284253578732 [2024-11-19 06:00:42,506 INFO L175 Difference]: Start difference. First operand has 251 places, 249 transitions, 516 flow. Second operand 3 states and 797 transitions. [2024-11-19 06:00:42,506 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 248 transitions, 544 flow [2024-11-19 06:00:42,508 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 251 places, 248 transitions, 542 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-19 06:00:42,511 INFO L231 Difference]: Finished difference. Result has 251 places, 248 transitions, 516 flow [2024-11-19 06:00:42,512 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=512, PETRI_DIFFERENCE_MINUEND_PLACES=249, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=248, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=516, PETRI_PLACES=251, PETRI_TRANSITIONS=248} [2024-11-19 06:00:42,513 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -51 predicate places. [2024-11-19 06:00:42,514 INFO L471 AbstractCegarLoop]: Abstraction has has 251 places, 248 transitions, 516 flow [2024-11-19 06:00:42,515 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) [2024-11-19 06:00:42,515 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:42,516 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:42,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-19 06:00:42,516 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:42,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:42,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1315042951, now seen corresponding path program 1 times [2024-11-19 06:00:42,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:42,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326276218] [2024-11-19 06:00:42,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:42,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:42,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:42,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:42,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:42,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326276218] [2024-11-19 06:00:42,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326276218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:42,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:42,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:42,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456219547] [2024-11-19 06:00:42,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:42,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:42,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:42,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:42,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:42,602 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 326 [2024-11-19 06:00:42,604 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 251 places, 248 transitions, 516 flow. Second operand has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:42,604 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:42,604 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 326 [2024-11-19 06:00:42,604 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:42,671 INFO L124 PetriNetUnfolderBase]: 31/493 cut-off events. [2024-11-19 06:00:42,671 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-11-19 06:00:42,673 INFO L83 FinitePrefix]: Finished finitePrefix Result has 593 conditions, 493 events. 31/493 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1565 event pairs, 18 based on Foata normal form. 0/425 useless extension candidates. Maximal degree in co-relation 508. Up to 63 conditions per place. [2024-11-19 06:00:42,674 INFO L140 encePairwiseOnDemand]: 324/326 looper letters, 12 selfloop transitions, 1 changer transitions 0/247 dead transitions. [2024-11-19 06:00:42,675 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 247 transitions, 540 flow [2024-11-19 06:00:42,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:42,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:42,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 804 transitions. [2024-11-19 06:00:42,678 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8220858895705522 [2024-11-19 06:00:42,678 INFO L175 Difference]: Start difference. First operand has 251 places, 248 transitions, 516 flow. Second operand 3 states and 804 transitions. [2024-11-19 06:00:42,678 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 247 transitions, 540 flow [2024-11-19 06:00:42,680 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 247 transitions, 536 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 06:00:42,683 INFO L231 Difference]: Finished difference. Result has 250 places, 247 transitions, 512 flow [2024-11-19 06:00:42,684 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=510, PETRI_DIFFERENCE_MINUEND_PLACES=248, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=247, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=512, PETRI_PLACES=250, PETRI_TRANSITIONS=247} [2024-11-19 06:00:42,684 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -52 predicate places. [2024-11-19 06:00:42,685 INFO L471 AbstractCegarLoop]: Abstraction has has 250 places, 247 transitions, 512 flow [2024-11-19 06:00:42,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:42,686 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:42,686 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:42,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-19 06:00:42,686 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:42,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:42,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1481040239, now seen corresponding path program 1 times [2024-11-19 06:00:42,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:42,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398167780] [2024-11-19 06:00:42,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:42,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:43,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:43,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:43,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398167780] [2024-11-19 06:00:43,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398167780] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:43,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:43,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 06:00:43,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917786146] [2024-11-19 06:00:43,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:43,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-19 06:00:43,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:43,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 06:00:43,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-19 06:00:43,412 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 240 out of 326 [2024-11-19 06:00:43,414 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 250 places, 247 transitions, 512 flow. Second operand has 6 states, 6 states have (on average 241.5) internal successors, (1449), 6 states have internal predecessors, (1449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:43,414 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:43,414 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 240 of 326 [2024-11-19 06:00:43,415 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:43,519 INFO L124 PetriNetUnfolderBase]: 31/491 cut-off events. [2024-11-19 06:00:43,519 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-11-19 06:00:43,520 INFO L83 FinitePrefix]: Finished finitePrefix Result has 613 conditions, 491 events. 31/491 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1572 event pairs, 18 based on Foata normal form. 0/425 useless extension candidates. Maximal degree in co-relation 529. Up to 78 conditions per place. [2024-11-19 06:00:43,522 INFO L140 encePairwiseOnDemand]: 314/326 looper letters, 26 selfloop transitions, 10 changer transitions 0/245 dead transitions. [2024-11-19 06:00:43,522 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 253 places, 245 transitions, 580 flow [2024-11-19 06:00:43,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-19 06:00:43,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-19 06:00:43,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1476 transitions. [2024-11-19 06:00:43,525 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.754601226993865 [2024-11-19 06:00:43,525 INFO L175 Difference]: Start difference. First operand has 250 places, 247 transitions, 512 flow. Second operand 6 states and 1476 transitions. [2024-11-19 06:00:43,526 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 253 places, 245 transitions, 580 flow [2024-11-19 06:00:43,527 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 252 places, 245 transitions, 579 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-19 06:00:43,530 INFO L231 Difference]: Finished difference. Result has 252 places, 245 transitions, 527 flow [2024-11-19 06:00:43,531 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=507, PETRI_DIFFERENCE_MINUEND_PLACES=247, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=245, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=235, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=527, PETRI_PLACES=252, PETRI_TRANSITIONS=245} [2024-11-19 06:00:43,531 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -50 predicate places. [2024-11-19 06:00:43,532 INFO L471 AbstractCegarLoop]: Abstraction has has 252 places, 245 transitions, 527 flow [2024-11-19 06:00:43,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 241.5) internal successors, (1449), 6 states have internal predecessors, (1449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:43,533 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:43,533 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:43,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-19 06:00:43,533 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:43,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:43,534 INFO L85 PathProgramCache]: Analyzing trace with hash 635319152, now seen corresponding path program 1 times [2024-11-19 06:00:43,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:43,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665934856] [2024-11-19 06:00:43,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:43,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:43,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:43,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:43,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665934856] [2024-11-19 06:00:43,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665934856] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:43,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:43,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:43,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458264824] [2024-11-19 06:00:43,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:43,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:43,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:43,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:43,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:43,586 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 261 out of 326 [2024-11-19 06:00:43,587 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 245 transitions, 527 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) [2024-11-19 06:00:43,587 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:43,587 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 261 of 326 [2024-11-19 06:00:43,587 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:43,653 INFO L124 PetriNetUnfolderBase]: 31/490 cut-off events. [2024-11-19 06:00:43,654 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-11-19 06:00:43,655 INFO L83 FinitePrefix]: Finished finitePrefix Result has 601 conditions, 490 events. 31/490 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1557 event pairs, 18 based on Foata normal form. 0/425 useless extension candidates. Maximal degree in co-relation 566. Up to 65 conditions per place. [2024-11-19 06:00:43,657 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 13 selfloop transitions, 2 changer transitions 0/244 dead transitions. [2024-11-19 06:00:43,657 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 253 places, 244 transitions, 555 flow [2024-11-19 06:00:43,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:43,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:43,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 797 transitions. [2024-11-19 06:00:43,659 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8149284253578732 [2024-11-19 06:00:43,659 INFO L175 Difference]: Start difference. First operand has 252 places, 245 transitions, 527 flow. Second operand 3 states and 797 transitions. [2024-11-19 06:00:43,659 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 253 places, 244 transitions, 555 flow [2024-11-19 06:00:43,661 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 248 places, 244 transitions, 535 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-19 06:00:43,687 INFO L231 Difference]: Finished difference. Result has 248 places, 244 transitions, 509 flow [2024-11-19 06:00:43,688 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=505, PETRI_DIFFERENCE_MINUEND_PLACES=246, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=244, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=242, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=509, PETRI_PLACES=248, PETRI_TRANSITIONS=244} [2024-11-19 06:00:43,691 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -54 predicate places. [2024-11-19 06:00:43,691 INFO L471 AbstractCegarLoop]: Abstraction has has 248 places, 244 transitions, 509 flow [2024-11-19 06:00:43,692 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) [2024-11-19 06:00:43,692 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:43,692 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:43,692 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-19 06:00:43,692 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:43,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:43,693 INFO L85 PathProgramCache]: Analyzing trace with hash -566549835, now seen corresponding path program 1 times [2024-11-19 06:00:43,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:43,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860850429] [2024-11-19 06:00:43,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:43,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:43,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:43,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:43,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860850429] [2024-11-19 06:00:43,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860850429] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:43,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:43,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:43,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392159756] [2024-11-19 06:00:43,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:43,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:43,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:43,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:43,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:43,747 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 326 [2024-11-19 06:00:43,748 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 248 places, 244 transitions, 509 flow. Second operand has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:43,749 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:43,749 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 326 [2024-11-19 06:00:43,749 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:43,816 INFO L124 PetriNetUnfolderBase]: 31/489 cut-off events. [2024-11-19 06:00:43,816 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-11-19 06:00:43,818 INFO L83 FinitePrefix]: Finished finitePrefix Result has 590 conditions, 489 events. 31/489 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1525 event pairs, 18 based on Foata normal form. 0/425 useless extension candidates. Maximal degree in co-relation 505. Up to 63 conditions per place. [2024-11-19 06:00:43,819 INFO L140 encePairwiseOnDemand]: 324/326 looper letters, 12 selfloop transitions, 1 changer transitions 0/243 dead transitions. [2024-11-19 06:00:43,819 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 249 places, 243 transitions, 533 flow [2024-11-19 06:00:43,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:43,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:43,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 804 transitions. [2024-11-19 06:00:43,822 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8220858895705522 [2024-11-19 06:00:43,822 INFO L175 Difference]: Start difference. First operand has 248 places, 244 transitions, 509 flow. Second operand 3 states and 804 transitions. [2024-11-19 06:00:43,822 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 249 places, 243 transitions, 533 flow [2024-11-19 06:00:43,824 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 247 places, 243 transitions, 529 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 06:00:43,826 INFO L231 Difference]: Finished difference. Result has 247 places, 243 transitions, 505 flow [2024-11-19 06:00:43,827 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=503, PETRI_DIFFERENCE_MINUEND_PLACES=245, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=243, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=242, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=505, PETRI_PLACES=247, PETRI_TRANSITIONS=243} [2024-11-19 06:00:43,828 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -55 predicate places. [2024-11-19 06:00:43,828 INFO L471 AbstractCegarLoop]: Abstraction has has 247 places, 243 transitions, 505 flow [2024-11-19 06:00:43,829 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:43,829 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:43,829 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:43,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-19 06:00:43,830 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:43,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:43,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1422886651, now seen corresponding path program 1 times [2024-11-19 06:00:43,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:43,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710826643] [2024-11-19 06:00:43,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:43,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:43,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:43,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:43,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:43,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710826643] [2024-11-19 06:00:43,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710826643] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:43,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:43,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:43,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808733809] [2024-11-19 06:00:43,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:43,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:43,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:43,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:43,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:43,890 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 261 out of 326 [2024-11-19 06:00:43,891 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 247 places, 243 transitions, 505 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) [2024-11-19 06:00:43,891 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:43,892 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 261 of 326 [2024-11-19 06:00:43,892 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:43,958 INFO L124 PetriNetUnfolderBase]: 31/488 cut-off events. [2024-11-19 06:00:43,959 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-11-19 06:00:43,960 INFO L83 FinitePrefix]: Finished finitePrefix Result has 590 conditions, 488 events. 31/488 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1521 event pairs, 18 based on Foata normal form. 0/425 useless extension candidates. Maximal degree in co-relation 505. Up to 65 conditions per place. [2024-11-19 06:00:43,962 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 13 selfloop transitions, 2 changer transitions 0/242 dead transitions. [2024-11-19 06:00:43,962 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 248 places, 242 transitions, 533 flow [2024-11-19 06:00:43,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:43,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:43,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 797 transitions. [2024-11-19 06:00:43,964 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8149284253578732 [2024-11-19 06:00:43,964 INFO L175 Difference]: Start difference. First operand has 247 places, 243 transitions, 505 flow. Second operand 3 states and 797 transitions. [2024-11-19 06:00:43,964 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 248 places, 242 transitions, 533 flow [2024-11-19 06:00:43,966 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 247 places, 242 transitions, 532 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-19 06:00:43,968 INFO L231 Difference]: Finished difference. Result has 247 places, 242 transitions, 506 flow [2024-11-19 06:00:43,969 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=502, PETRI_DIFFERENCE_MINUEND_PLACES=245, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=242, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=240, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=506, PETRI_PLACES=247, PETRI_TRANSITIONS=242} [2024-11-19 06:00:43,970 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -55 predicate places. [2024-11-19 06:00:43,970 INFO L471 AbstractCegarLoop]: Abstraction has has 247 places, 242 transitions, 506 flow [2024-11-19 06:00:43,971 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) [2024-11-19 06:00:43,971 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:43,971 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:43,971 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-19 06:00:43,971 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:43,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:43,971 INFO L85 PathProgramCache]: Analyzing trace with hash -90226084, now seen corresponding path program 1 times [2024-11-19 06:00:43,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:43,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441146470] [2024-11-19 06:00:43,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:43,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:44,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:44,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:44,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441146470] [2024-11-19 06:00:44,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441146470] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:44,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:44,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:44,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118364832] [2024-11-19 06:00:44,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:44,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:44,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:44,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:44,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:44,032 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 326 [2024-11-19 06:00:44,033 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 247 places, 242 transitions, 506 flow. Second operand has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:44,034 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:44,034 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 326 [2024-11-19 06:00:44,034 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:44,133 INFO L124 PetriNetUnfolderBase]: 66/502 cut-off events. [2024-11-19 06:00:44,133 INFO L125 PetriNetUnfolderBase]: For 32/40 co-relation queries the response was YES. [2024-11-19 06:00:44,134 INFO L83 FinitePrefix]: Finished finitePrefix Result has 700 conditions, 502 events. 66/502 cut-off events. For 32/40 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1679 event pairs, 8 based on Foata normal form. 2/451 useless extension candidates. Maximal degree in co-relation 616. Up to 108 conditions per place. [2024-11-19 06:00:44,135 INFO L140 encePairwiseOnDemand]: 319/326 looper letters, 16 selfloop transitions, 5 changer transitions 0/243 dead transitions. [2024-11-19 06:00:44,135 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 246 places, 243 transitions, 555 flow [2024-11-19 06:00:44,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:44,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:44,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 795 transitions. [2024-11-19 06:00:44,138 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8128834355828221 [2024-11-19 06:00:44,138 INFO L175 Difference]: Start difference. First operand has 247 places, 242 transitions, 506 flow. Second operand 3 states and 795 transitions. [2024-11-19 06:00:44,138 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 246 places, 243 transitions, 555 flow [2024-11-19 06:00:44,139 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 244 places, 243 transitions, 551 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 06:00:44,142 INFO L231 Difference]: Finished difference. Result has 244 places, 239 transitions, 506 flow [2024-11-19 06:00:44,142 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=496, PETRI_DIFFERENCE_MINUEND_PLACES=242, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=239, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=234, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=506, PETRI_PLACES=244, PETRI_TRANSITIONS=239} [2024-11-19 06:00:44,143 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -58 predicate places. [2024-11-19 06:00:44,143 INFO L471 AbstractCegarLoop]: Abstraction has has 244 places, 239 transitions, 506 flow [2024-11-19 06:00:44,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:44,144 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:44,144 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:44,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-19 06:00:44,144 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:44,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:44,145 INFO L85 PathProgramCache]: Analyzing trace with hash -807875329, now seen corresponding path program 1 times [2024-11-19 06:00:44,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:44,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119675556] [2024-11-19 06:00:44,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:44,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:44,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:44,193 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:44,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119675556] [2024-11-19 06:00:44,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119675556] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:44,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:44,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:44,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936487394] [2024-11-19 06:00:44,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:44,195 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:44,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:44,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:44,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:44,206 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 261 out of 326 [2024-11-19 06:00:44,207 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 244 places, 239 transitions, 506 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) [2024-11-19 06:00:44,207 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:44,207 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 261 of 326 [2024-11-19 06:00:44,207 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:44,294 INFO L124 PetriNetUnfolderBase]: 91/667 cut-off events. [2024-11-19 06:00:44,295 INFO L125 PetriNetUnfolderBase]: For 62/62 co-relation queries the response was YES. [2024-11-19 06:00:44,296 INFO L83 FinitePrefix]: Finished finitePrefix Result has 933 conditions, 667 events. 91/667 cut-off events. For 62/62 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2738 event pairs, 56 based on Foata normal form. 0/599 useless extension candidates. Maximal degree in co-relation 848. Up to 179 conditions per place. [2024-11-19 06:00:44,299 INFO L140 encePairwiseOnDemand]: 322/326 looper letters, 16 selfloop transitions, 2 changer transitions 0/240 dead transitions. [2024-11-19 06:00:44,299 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 244 places, 240 transitions, 545 flow [2024-11-19 06:00:44,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:44,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:44,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 801 transitions. [2024-11-19 06:00:44,301 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8190184049079755 [2024-11-19 06:00:44,301 INFO L175 Difference]: Start difference. First operand has 244 places, 239 transitions, 506 flow. Second operand 3 states and 801 transitions. [2024-11-19 06:00:44,301 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 244 places, 240 transitions, 545 flow [2024-11-19 06:00:44,303 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 242 places, 240 transitions, 535 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 06:00:44,305 INFO L231 Difference]: Finished difference. Result has 243 places, 239 transitions, 506 flow [2024-11-19 06:00:44,306 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=492, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=237, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=235, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=506, PETRI_PLACES=243, PETRI_TRANSITIONS=239} [2024-11-19 06:00:44,306 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -59 predicate places. [2024-11-19 06:00:44,307 INFO L471 AbstractCegarLoop]: Abstraction has has 243 places, 239 transitions, 506 flow [2024-11-19 06:00:44,307 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) [2024-11-19 06:00:44,307 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:44,308 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:44,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-19 06:00:44,308 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:44,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:44,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1859511202, now seen corresponding path program 1 times [2024-11-19 06:00:44,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:44,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211706757] [2024-11-19 06:00:44,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:44,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:44,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:44,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:44,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211706757] [2024-11-19 06:00:44,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211706757] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:44,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:44,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:44,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373027537] [2024-11-19 06:00:44,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:44,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:44,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:44,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:44,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:44,366 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 326 [2024-11-19 06:00:44,367 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 243 places, 239 transitions, 506 flow. Second operand has 3 states, 3 states have (on average 259.3333333333333) internal successors, (778), 3 states have internal predecessors, (778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:44,368 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:44,368 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 326 [2024-11-19 06:00:44,368 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:44,455 INFO L124 PetriNetUnfolderBase]: 81/569 cut-off events. [2024-11-19 06:00:44,455 INFO L125 PetriNetUnfolderBase]: For 47/47 co-relation queries the response was YES. [2024-11-19 06:00:44,457 INFO L83 FinitePrefix]: Finished finitePrefix Result has 810 conditions, 569 events. 81/569 cut-off events. For 47/47 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 2105 event pairs, 16 based on Foata normal form. 4/528 useless extension candidates. Maximal degree in co-relation 726. Up to 113 conditions per place. [2024-11-19 06:00:44,460 INFO L140 encePairwiseOnDemand]: 319/326 looper letters, 13 selfloop transitions, 5 changer transitions 4/240 dead transitions. [2024-11-19 06:00:44,461 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 242 places, 240 transitions, 553 flow [2024-11-19 06:00:44,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:44,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:44,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 794 transitions. [2024-11-19 06:00:44,464 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8118609406952966 [2024-11-19 06:00:44,464 INFO L175 Difference]: Start difference. First operand has 243 places, 239 transitions, 506 flow. Second operand 3 states and 794 transitions. [2024-11-19 06:00:44,464 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 242 places, 240 transitions, 553 flow [2024-11-19 06:00:44,466 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 242 places, 240 transitions, 553 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-19 06:00:44,469 INFO L231 Difference]: Finished difference. Result has 242 places, 232 transitions, 501 flow [2024-11-19 06:00:44,470 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=500, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=236, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=231, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=501, PETRI_PLACES=242, PETRI_TRANSITIONS=232} [2024-11-19 06:00:44,471 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -60 predicate places. [2024-11-19 06:00:44,471 INFO L471 AbstractCegarLoop]: Abstraction has has 242 places, 232 transitions, 501 flow [2024-11-19 06:00:44,472 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 259.3333333333333) internal successors, (778), 3 states have internal predecessors, (778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:44,472 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:44,473 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:44,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-19 06:00:44,473 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thread1Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:44,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:44,473 INFO L85 PathProgramCache]: Analyzing trace with hash -596019474, now seen corresponding path program 1 times [2024-11-19 06:00:44,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:44,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901283690] [2024-11-19 06:00:44,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:44,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:44,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:44,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:44,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:44,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901283690] [2024-11-19 06:00:44,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901283690] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:44,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:44,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:44,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353384414] [2024-11-19 06:00:44,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:44,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:44,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:44,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:44,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:44,561 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 326 [2024-11-19 06:00:44,562 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 242 places, 232 transitions, 501 flow. Second operand has 3 states, 3 states have (on average 262.6666666666667) internal successors, (788), 3 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:44,562 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:44,562 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 326 [2024-11-19 06:00:44,562 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:44,650 INFO L124 PetriNetUnfolderBase]: 74/624 cut-off events. [2024-11-19 06:00:44,651 INFO L125 PetriNetUnfolderBase]: For 66/66 co-relation queries the response was YES. [2024-11-19 06:00:44,652 INFO L83 FinitePrefix]: Finished finitePrefix Result has 920 conditions, 624 events. 74/624 cut-off events. For 66/66 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 2428 event pairs, 41 based on Foata normal form. 0/580 useless extension candidates. Maximal degree in co-relation 835. Up to 116 conditions per place. [2024-11-19 06:00:44,654 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 17 selfloop transitions, 2 changer transitions 0/235 dead transitions. [2024-11-19 06:00:44,654 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 239 places, 235 transitions, 554 flow [2024-11-19 06:00:44,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:44,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:44,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 797 transitions. [2024-11-19 06:00:44,656 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8149284253578732 [2024-11-19 06:00:44,656 INFO L175 Difference]: Start difference. First operand has 242 places, 232 transitions, 501 flow. Second operand 3 states and 797 transitions. [2024-11-19 06:00:44,656 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 239 places, 235 transitions, 554 flow [2024-11-19 06:00:44,659 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 237 places, 235 transitions, 540 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 06:00:44,661 INFO L231 Difference]: Finished difference. Result has 237 places, 231 transitions, 493 flow [2024-11-19 06:00:44,662 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=489, PETRI_DIFFERENCE_MINUEND_PLACES=235, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=231, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=229, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=493, PETRI_PLACES=237, PETRI_TRANSITIONS=231} [2024-11-19 06:00:44,666 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -65 predicate places. [2024-11-19 06:00:44,666 INFO L471 AbstractCegarLoop]: Abstraction has has 237 places, 231 transitions, 493 flow [2024-11-19 06:00:44,667 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 262.6666666666667) internal successors, (788), 3 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:44,667 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 06:00:44,667 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:44,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-19 06:00:44,667 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread2Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-19 06:00:44,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 06:00:44,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1268848396, now seen corresponding path program 1 times [2024-11-19 06:00:44,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 06:00:44,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923818935] [2024-11-19 06:00:44,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 06:00:44,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 06:00:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 06:00:44,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 06:00:44,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 06:00:44,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923818935] [2024-11-19 06:00:44,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923818935] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 06:00:44,719 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 06:00:44,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 06:00:44,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570236129] [2024-11-19 06:00:44,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 06:00:44,720 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 06:00:44,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 06:00:44,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 06:00:44,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 06:00:44,736 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 326 [2024-11-19 06:00:44,737 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 237 places, 231 transitions, 493 flow. Second operand has 3 states, 3 states have (on average 263.0) internal successors, (789), 3 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:44,737 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 06:00:44,737 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 326 [2024-11-19 06:00:44,737 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 06:00:44,811 INFO L124 PetriNetUnfolderBase]: 81/538 cut-off events. [2024-11-19 06:00:44,811 INFO L125 PetriNetUnfolderBase]: For 45/45 co-relation queries the response was YES. [2024-11-19 06:00:44,813 INFO L83 FinitePrefix]: Finished finitePrefix Result has 777 conditions, 538 events. 81/538 cut-off events. For 45/45 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1975 event pairs, 48 based on Foata normal form. 0/499 useless extension candidates. Maximal degree in co-relation 692. Up to 129 conditions per place. [2024-11-19 06:00:44,813 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 0 selfloop transitions, 0 changer transitions 234/234 dead transitions. [2024-11-19 06:00:44,813 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 238 places, 234 transitions, 542 flow [2024-11-19 06:00:44,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 06:00:44,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 06:00:44,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 797 transitions. [2024-11-19 06:00:44,815 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8149284253578732 [2024-11-19 06:00:44,816 INFO L175 Difference]: Start difference. First operand has 237 places, 231 transitions, 493 flow. Second operand 3 states and 797 transitions. [2024-11-19 06:00:44,816 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 238 places, 234 transitions, 542 flow [2024-11-19 06:00:44,817 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 236 places, 234 transitions, 538 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 06:00:44,819 INFO L231 Difference]: Finished difference. Result has 236 places, 0 transitions, 0 flow [2024-11-19 06:00:44,819 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=487, PETRI_DIFFERENCE_MINUEND_PLACES=234, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=230, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=230, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=236, PETRI_TRANSITIONS=0} [2024-11-19 06:00:44,819 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -66 predicate places. [2024-11-19 06:00:44,819 INFO L471 AbstractCegarLoop]: Abstraction has has 236 places, 0 transitions, 0 flow [2024-11-19 06:00:44,820 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 263.0) internal successors, (789), 3 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 06:00:44,825 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (114 of 115 remaining) [2024-11-19 06:00:44,826 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (113 of 115 remaining) [2024-11-19 06:00:44,826 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (112 of 115 remaining) [2024-11-19 06:00:44,826 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (111 of 115 remaining) [2024-11-19 06:00:44,826 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (110 of 115 remaining) [2024-11-19 06:00:44,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (109 of 115 remaining) [2024-11-19 06:00:44,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (108 of 115 remaining) [2024-11-19 06:00:44,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (107 of 115 remaining) [2024-11-19 06:00:44,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (106 of 115 remaining) [2024-11-19 06:00:44,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (105 of 115 remaining) [2024-11-19 06:00:44,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (104 of 115 remaining) [2024-11-19 06:00:44,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (103 of 115 remaining) [2024-11-19 06:00:44,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (102 of 115 remaining) [2024-11-19 06:00:44,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (101 of 115 remaining) [2024-11-19 06:00:44,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (100 of 115 remaining) [2024-11-19 06:00:44,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (99 of 115 remaining) [2024-11-19 06:00:44,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (98 of 115 remaining) [2024-11-19 06:00:44,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (97 of 115 remaining) [2024-11-19 06:00:44,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (96 of 115 remaining) [2024-11-19 06:00:44,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (95 of 115 remaining) [2024-11-19 06:00:44,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (94 of 115 remaining) [2024-11-19 06:00:44,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (93 of 115 remaining) [2024-11-19 06:00:44,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (92 of 115 remaining) [2024-11-19 06:00:44,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (91 of 115 remaining) [2024-11-19 06:00:44,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (90 of 115 remaining) [2024-11-19 06:00:44,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (89 of 115 remaining) [2024-11-19 06:00:44,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (88 of 115 remaining) [2024-11-19 06:00:44,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (87 of 115 remaining) [2024-11-19 06:00:44,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (86 of 115 remaining) [2024-11-19 06:00:44,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (85 of 115 remaining) [2024-11-19 06:00:44,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (84 of 115 remaining) [2024-11-19 06:00:44,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (83 of 115 remaining) [2024-11-19 06:00:44,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (82 of 115 remaining) [2024-11-19 06:00:44,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (81 of 115 remaining) [2024-11-19 06:00:44,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (80 of 115 remaining) [2024-11-19 06:00:44,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (79 of 115 remaining) [2024-11-19 06:00:44,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (78 of 115 remaining) [2024-11-19 06:00:44,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (77 of 115 remaining) [2024-11-19 06:00:44,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (76 of 115 remaining) [2024-11-19 06:00:44,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (75 of 115 remaining) [2024-11-19 06:00:44,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (74 of 115 remaining) [2024-11-19 06:00:44,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (73 of 115 remaining) [2024-11-19 06:00:44,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (72 of 115 remaining) [2024-11-19 06:00:44,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (71 of 115 remaining) [2024-11-19 06:00:44,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (70 of 115 remaining) [2024-11-19 06:00:44,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (69 of 115 remaining) [2024-11-19 06:00:44,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (68 of 115 remaining) [2024-11-19 06:00:44,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (67 of 115 remaining) [2024-11-19 06:00:44,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (66 of 115 remaining) [2024-11-19 06:00:44,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (65 of 115 remaining) [2024-11-19 06:00:44,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (64 of 115 remaining) [2024-11-19 06:00:44,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (63 of 115 remaining) [2024-11-19 06:00:44,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (62 of 115 remaining) [2024-11-19 06:00:44,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (61 of 115 remaining) [2024-11-19 06:00:44,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (60 of 115 remaining) [2024-11-19 06:00:44,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (59 of 115 remaining) [2024-11-19 06:00:44,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (58 of 115 remaining) [2024-11-19 06:00:44,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (57 of 115 remaining) [2024-11-19 06:00:44,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (56 of 115 remaining) [2024-11-19 06:00:44,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (55 of 115 remaining) [2024-11-19 06:00:44,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (54 of 115 remaining) [2024-11-19 06:00:44,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (53 of 115 remaining) [2024-11-19 06:00:44,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (52 of 115 remaining) [2024-11-19 06:00:44,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (51 of 115 remaining) [2024-11-19 06:00:44,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (50 of 115 remaining) [2024-11-19 06:00:44,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 115 remaining) [2024-11-19 06:00:44,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (48 of 115 remaining) [2024-11-19 06:00:44,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (47 of 115 remaining) [2024-11-19 06:00:44,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (46 of 115 remaining) [2024-11-19 06:00:44,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (45 of 115 remaining) [2024-11-19 06:00:44,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (44 of 115 remaining) [2024-11-19 06:00:44,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (43 of 115 remaining) [2024-11-19 06:00:44,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (42 of 115 remaining) [2024-11-19 06:00:44,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (41 of 115 remaining) [2024-11-19 06:00:44,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (40 of 115 remaining) [2024-11-19 06:00:44,833 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (39 of 115 remaining) [2024-11-19 06:00:44,834 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (38 of 115 remaining) [2024-11-19 06:00:44,834 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (37 of 115 remaining) [2024-11-19 06:00:44,834 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (36 of 115 remaining) [2024-11-19 06:00:44,834 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (35 of 115 remaining) [2024-11-19 06:00:44,834 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (34 of 115 remaining) [2024-11-19 06:00:44,834 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (33 of 115 remaining) [2024-11-19 06:00:44,835 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (32 of 115 remaining) [2024-11-19 06:00:44,835 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (31 of 115 remaining) [2024-11-19 06:00:44,835 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (30 of 115 remaining) [2024-11-19 06:00:44,835 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (29 of 115 remaining) [2024-11-19 06:00:44,835 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (28 of 115 remaining) [2024-11-19 06:00:44,835 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (27 of 115 remaining) [2024-11-19 06:00:44,835 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (26 of 115 remaining) [2024-11-19 06:00:44,835 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (25 of 115 remaining) [2024-11-19 06:00:44,835 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (24 of 115 remaining) [2024-11-19 06:00:44,836 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (23 of 115 remaining) [2024-11-19 06:00:44,836 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (22 of 115 remaining) [2024-11-19 06:00:44,836 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (21 of 115 remaining) [2024-11-19 06:00:44,836 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (20 of 115 remaining) [2024-11-19 06:00:44,836 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (19 of 115 remaining) [2024-11-19 06:00:44,836 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (18 of 115 remaining) [2024-11-19 06:00:44,836 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (17 of 115 remaining) [2024-11-19 06:00:44,836 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (16 of 115 remaining) [2024-11-19 06:00:44,836 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (15 of 115 remaining) [2024-11-19 06:00:44,838 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (14 of 115 remaining) [2024-11-19 06:00:44,838 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (13 of 115 remaining) [2024-11-19 06:00:44,838 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (12 of 115 remaining) [2024-11-19 06:00:44,838 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (11 of 115 remaining) [2024-11-19 06:00:44,838 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (10 of 115 remaining) [2024-11-19 06:00:44,839 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (9 of 115 remaining) [2024-11-19 06:00:44,839 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (8 of 115 remaining) [2024-11-19 06:00:44,839 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (7 of 115 remaining) [2024-11-19 06:00:44,839 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (6 of 115 remaining) [2024-11-19 06:00:44,839 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (5 of 115 remaining) [2024-11-19 06:00:44,839 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (4 of 115 remaining) [2024-11-19 06:00:44,839 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (3 of 115 remaining) [2024-11-19 06:00:44,839 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (2 of 115 remaining) [2024-11-19 06:00:44,839 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (1 of 115 remaining) [2024-11-19 06:00:44,840 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (0 of 115 remaining) [2024-11-19 06:00:44,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-19 06:00:44,840 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 06:00:44,846 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-19 06:00:44,846 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-19 06:00:44,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 06:00:44 BasicIcfg [2024-11-19 06:00:44,851 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-19 06:00:44,852 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 06:00:44,852 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 06:00:44,852 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 06:00:44,852 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:00:40" (3/4) ... [2024-11-19 06:00:44,853 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-19 06:00:44,856 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-19 06:00:44,856 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-19 06:00:44,862 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-19 06:00:44,862 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-19 06:00:44,862 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-19 06:00:44,863 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-19 06:00:44,958 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-19 06:00:44,958 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-19 06:00:44,958 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 06:00:44,959 INFO L158 Benchmark]: Toolchain (without parser) took 6624.40ms. Allocated memory was 151.0MB in the beginning and 274.7MB in the end (delta: 123.7MB). Free memory was 97.1MB in the beginning and 105.0MB in the end (delta: -8.0MB). Peak memory consumption was 118.8MB. Max. memory is 16.1GB. [2024-11-19 06:00:44,959 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 151.0MB. Free memory was 113.0MB in the beginning and 112.9MB in the end (delta: 68.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 06:00:44,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.18ms. Allocated memory is still 151.0MB. Free memory was 97.0MB in the beginning and 82.4MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-19 06:00:44,959 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.75ms. Allocated memory is still 151.0MB. Free memory was 82.3MB in the beginning and 79.0MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-19 06:00:44,960 INFO L158 Benchmark]: Boogie Preprocessor took 51.56ms. Allocated memory is still 151.0MB. Free memory was 79.0MB in the beginning and 76.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 06:00:44,960 INFO L158 Benchmark]: RCFGBuilder took 1372.11ms. Allocated memory was 151.0MB in the beginning and 213.9MB in the end (delta: 62.9MB). Free memory was 76.1MB in the beginning and 88.0MB in the end (delta: -11.9MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. [2024-11-19 06:00:44,960 INFO L158 Benchmark]: TraceAbstraction took 4728.81ms. Allocated memory was 213.9MB in the beginning and 274.7MB in the end (delta: 60.8MB). Free memory was 87.0MB in the beginning and 111.3MB in the end (delta: -24.4MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2024-11-19 06:00:44,960 INFO L158 Benchmark]: Witness Printer took 106.84ms. Allocated memory is still 274.7MB. Free memory was 111.3MB in the beginning and 105.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-19 06:00:44,961 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 151.0MB. Free memory was 113.0MB in the beginning and 112.9MB in the end (delta: 68.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.18ms. Allocated memory is still 151.0MB. Free memory was 97.0MB in the beginning and 82.4MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.75ms. Allocated memory is still 151.0MB. Free memory was 82.3MB in the beginning and 79.0MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.56ms. Allocated memory is still 151.0MB. Free memory was 79.0MB in the beginning and 76.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1372.11ms. Allocated memory was 151.0MB in the beginning and 213.9MB in the end (delta: 62.9MB). Free memory was 76.1MB in the beginning and 88.0MB in the end (delta: -11.9MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. * TraceAbstraction took 4728.81ms. Allocated memory was 213.9MB in the beginning and 274.7MB in the end (delta: 60.8MB). Free memory was 87.0MB in the beginning and 111.3MB in the end (delta: -24.4MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. * Witness Printer took 106.84ms. Allocated memory is still 274.7MB. Free memory was 111.3MB in the beginning and 105.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 404 locations, 115 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 4.6s, OverallIterations: 19, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 347 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 145 mSDsluCounter, 69 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 622 IncrementalHoareTripleChecker+Invalid, 689 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 69 mSDtfsCounter, 622 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=626occurred in iteration=0, InterpolantAutomatonStates: 60, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1811 NumberOfCodeBlocks, 1811 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1792 ConstructedInterpolants, 0 QuantifiedInterpolants, 1943 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 65 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-19 06:00:44,991 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE