/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg true --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.reach_error.function false -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_40-traces-ex-6_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m [2023-11-30 02:08:17,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-30 02:08:17,598 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2023-11-30 02:08:17,625 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-30 02:08:17,625 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-30 02:08:17,626 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-30 02:08:17,626 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-30 02:08:17,626 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-30 02:08:17,627 INFO L153 SettingsManager]: * Use SBE=true [2023-11-30 02:08:17,630 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-30 02:08:17,630 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-30 02:08:17,631 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-30 02:08:17,631 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-30 02:08:17,632 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-30 02:08:17,632 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-30 02:08:17,632 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-30 02:08:17,632 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-30 02:08:17,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-30 02:08:17,632 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-30 02:08:17,632 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-30 02:08:17,633 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-30 02:08:17,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-30 02:08:17,633 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-30 02:08:17,633 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-30 02:08:17,634 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-30 02:08:17,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 02:08:17,634 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-30 02:08:17,634 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-30 02:08:17,634 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-30 02:08:17,634 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-30 02:08:17,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-30 02:08:17,635 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-30 02:08:17,635 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-30 02:08:17,635 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2023-11-30 02:08:17,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-30 02:08:17,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-30 02:08:17,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-30 02:08:17,798 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-30 02:08:17,799 INFO L274 PluginConnector]: CDTParser initialized [2023-11-30 02:08:17,799 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_40-traces-ex-6_true.i [2023-11-30 02:08:18,817 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-30 02:08:19,044 INFO L384 CDTParser]: Found 1 translation units. [2023-11-30 02:08:19,044 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_40-traces-ex-6_true.i [2023-11-30 02:08:19,054 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b3e366cf/38f064b61a644e9eb3977813e6170698/FLAG8c35cf7f4 [2023-11-30 02:08:19,070 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b3e366cf/38f064b61a644e9eb3977813e6170698 [2023-11-30 02:08:19,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-30 02:08:19,073 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-30 02:08:19,075 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-30 02:08:19,075 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-30 02:08:19,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-30 02:08:19,079 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:08:19" (1/1) ... [2023-11-30 02:08:19,080 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7edd4ce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:19, skipping insertion in model container [2023-11-30 02:08:19,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:08:19" (1/1) ... [2023-11-30 02:08:19,132 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-30 02:08:19,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 02:08:19,367 INFO L202 MainTranslator]: Completed pre-run [2023-11-30 02:08:19,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 02:08:19,438 INFO L206 MainTranslator]: Completed translation [2023-11-30 02:08:19,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:19 WrapperNode [2023-11-30 02:08:19,438 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-30 02:08:19,440 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-30 02:08:19,440 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-30 02:08:19,440 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-30 02:08:19,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:19" (1/1) ... [2023-11-30 02:08:19,471 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:19" (1/1) ... [2023-11-30 02:08:19,483 INFO L138 Inliner]: procedures = 163, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2023-11-30 02:08:19,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-30 02:08:19,488 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-30 02:08:19,488 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-30 02:08:19,488 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-30 02:08:19,494 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:19" (1/1) ... [2023-11-30 02:08:19,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:19" (1/1) ... [2023-11-30 02:08:19,496 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:19" (1/1) ... [2023-11-30 02:08:19,497 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:19" (1/1) ... [2023-11-30 02:08:19,506 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:19" (1/1) ... [2023-11-30 02:08:19,510 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:19" (1/1) ... [2023-11-30 02:08:19,511 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:19" (1/1) ... [2023-11-30 02:08:19,512 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:19" (1/1) ... [2023-11-30 02:08:19,514 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-30 02:08:19,514 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-30 02:08:19,514 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-30 02:08:19,514 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-30 02:08:19,515 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:19" (1/1) ... [2023-11-30 02:08:19,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 02:08:19,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-30 02:08:19,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-30 02:08:19,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-30 02:08:19,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-30 02:08:19,560 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-30 02:08:19,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-30 02:08:19,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-30 02:08:19,560 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-30 02:08:19,560 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-30 02:08:19,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-30 02:08:19,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-30 02:08:19,560 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-30 02:08:19,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-30 02:08:19,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-30 02:08:19,561 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-30 02:08:19,638 INFO L241 CfgBuilder]: Building ICFG [2023-11-30 02:08:19,640 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-30 02:08:19,749 INFO L282 CfgBuilder]: Performing block encoding [2023-11-30 02:08:19,772 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-30 02:08:19,772 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-30 02:08:19,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:08:19 BoogieIcfgContainer [2023-11-30 02:08:19,773 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-30 02:08:19,775 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-30 02:08:19,775 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-30 02:08:19,782 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-30 02:08:19,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 02:08:19" (1/3) ... [2023-11-30 02:08:19,783 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3b5b71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:08:19, skipping insertion in model container [2023-11-30 02:08:19,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:19" (2/3) ... [2023-11-30 02:08:19,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3b5b71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:08:19, skipping insertion in model container [2023-11-30 02:08:19,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:08:19" (3/3) ... [2023-11-30 02:08:19,785 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_40-traces-ex-6_true.i [2023-11-30 02:08:19,797 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-30 02:08:19,797 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-30 02:08:19,797 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-30 02:08:19,836 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-30 02:08:19,865 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 85 places, 83 transitions, 170 flow [2023-11-30 02:08:19,914 INFO L124 PetriNetUnfolderBase]: 2/82 cut-off events. [2023-11-30 02:08:19,914 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 02:08:19,917 INFO L83 FinitePrefix]: Finished finitePrefix Result has 86 conditions, 82 events. 2/82 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 83 event pairs, 0 based on Foata normal form. 0/77 useless extension candidates. Maximal degree in co-relation 54. Up to 2 conditions per place. [2023-11-30 02:08:19,917 INFO L82 GeneralOperation]: Start removeDead. Operand has 85 places, 83 transitions, 170 flow [2023-11-30 02:08:19,919 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 84 places, 82 transitions, 167 flow [2023-11-30 02:08:19,934 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-30 02:08:19,939 INFO L362 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, mHoare=true, 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;@89910da, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-30 02:08:19,940 INFO L363 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2023-11-30 02:08:19,957 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-30 02:08:19,958 INFO L124 PetriNetUnfolderBase]: 0/45 cut-off events. [2023-11-30 02:08:19,958 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 02:08:19,958 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:19,958 INFO L232 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] [2023-11-30 02:08:19,959 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2023-11-30 02:08:19,964 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:19,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1453763533, now seen corresponding path program 1 times [2023-11-30 02:08:19,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:19,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017418193] [2023-11-30 02:08:19,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:19,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:20,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:08:20,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:20,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017418193] [2023-11-30 02:08:20,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017418193] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:20,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:20,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 02:08:20,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856771459] [2023-11-30 02:08:20,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:20,198 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:08:20,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:20,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:08:20,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:08:20,230 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 61 out of 83 [2023-11-30 02:08:20,232 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 82 transitions, 167 flow. Second operand has 3 states, 3 states have (on average 63.0) internal successors, (189), 3 states have internal predecessors, (189), 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) [2023-11-30 02:08:20,232 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:20,232 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 61 of 83 [2023-11-30 02:08:20,233 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:20,354 INFO L124 PetriNetUnfolderBase]: 72/367 cut-off events. [2023-11-30 02:08:20,355 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-30 02:08:20,356 INFO L83 FinitePrefix]: Finished finitePrefix Result has 537 conditions, 367 events. 72/367 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 1872 event pairs, 56 based on Foata normal form. 23/356 useless extension candidates. Maximal degree in co-relation 503. Up to 139 conditions per place. [2023-11-30 02:08:20,358 INFO L140 encePairwiseOnDemand]: 76/83 looper letters, 23 selfloop transitions, 4 changer transitions 0/85 dead transitions. [2023-11-30 02:08:20,358 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 85 transitions, 227 flow [2023-11-30 02:08:20,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:08:20,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:08:20,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 215 transitions. [2023-11-30 02:08:20,370 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8634538152610441 [2023-11-30 02:08:20,371 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 215 transitions. [2023-11-30 02:08:20,371 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 215 transitions. [2023-11-30 02:08:20,373 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:20,374 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 215 transitions. [2023-11-30 02:08:20,379 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 71.66666666666667) internal successors, (215), 3 states have internal predecessors, (215), 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) [2023-11-30 02:08:20,383 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 83.0) internal successors, (332), 4 states have internal predecessors, (332), 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) [2023-11-30 02:08:20,383 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 83.0) internal successors, (332), 4 states have internal predecessors, (332), 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) [2023-11-30 02:08:20,386 INFO L307 CegarLoopForPetriNet]: 84 programPoint places, -1 predicate places. [2023-11-30 02:08:20,386 INFO L500 AbstractCegarLoop]: Abstraction has has 83 places, 85 transitions, 227 flow [2023-11-30 02:08:20,387 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.0) internal successors, (189), 3 states have internal predecessors, (189), 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) [2023-11-30 02:08:20,387 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:20,387 INFO L232 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] [2023-11-30 02:08:20,387 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-30 02:08:20,387 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2023-11-30 02:08:20,388 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:20,388 INFO L85 PathProgramCache]: Analyzing trace with hash 317220143, now seen corresponding path program 1 times [2023-11-30 02:08:20,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:20,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150477668] [2023-11-30 02:08:20,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:20,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:20,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:08:20,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:20,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150477668] [2023-11-30 02:08:20,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150477668] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:20,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:20,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 02:08:20,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603578904] [2023-11-30 02:08:20,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:20,483 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:08:20,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:20,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:08:20,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:08:20,485 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 63 out of 83 [2023-11-30 02:08:20,485 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 85 transitions, 227 flow. Second operand has 3 states, 3 states have (on average 65.0) internal successors, (195), 3 states have internal predecessors, (195), 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) [2023-11-30 02:08:20,485 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:20,485 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 63 of 83 [2023-11-30 02:08:20,485 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:20,569 INFO L124 PetriNetUnfolderBase]: 70/456 cut-off events. [2023-11-30 02:08:20,569 INFO L125 PetriNetUnfolderBase]: For 36/42 co-relation queries the response was YES. [2023-11-30 02:08:20,572 INFO L83 FinitePrefix]: Finished finitePrefix Result has 787 conditions, 456 events. 70/456 cut-off events. For 36/42 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 2532 event pairs, 34 based on Foata normal form. 0/423 useless extension candidates. Maximal degree in co-relation 751. Up to 145 conditions per place. [2023-11-30 02:08:20,574 INFO L140 encePairwiseOnDemand]: 78/83 looper letters, 27 selfloop transitions, 6 changer transitions 2/96 dead transitions. [2023-11-30 02:08:20,574 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 96 transitions, 341 flow [2023-11-30 02:08:20,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:08:20,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:08:20,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 217 transitions. [2023-11-30 02:08:20,578 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8714859437751004 [2023-11-30 02:08:20,578 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 217 transitions. [2023-11-30 02:08:20,578 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 217 transitions. [2023-11-30 02:08:20,578 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:20,578 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 217 transitions. [2023-11-30 02:08:20,580 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 72.33333333333333) internal successors, (217), 3 states have internal predecessors, (217), 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) [2023-11-30 02:08:20,581 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 83.0) internal successors, (332), 4 states have internal predecessors, (332), 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) [2023-11-30 02:08:20,581 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 83.0) internal successors, (332), 4 states have internal predecessors, (332), 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) [2023-11-30 02:08:20,582 INFO L307 CegarLoopForPetriNet]: 84 programPoint places, 1 predicate places. [2023-11-30 02:08:20,582 INFO L500 AbstractCegarLoop]: Abstraction has has 85 places, 96 transitions, 341 flow [2023-11-30 02:08:20,582 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.0) internal successors, (195), 3 states have internal predecessors, (195), 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) [2023-11-30 02:08:20,582 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:20,582 INFO L232 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] [2023-11-30 02:08:20,583 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-30 02:08:20,583 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2023-11-30 02:08:20,583 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:20,584 INFO L85 PathProgramCache]: Analyzing trace with hash 2143070666, now seen corresponding path program 1 times [2023-11-30 02:08:20,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:20,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661921955] [2023-11-30 02:08:20,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:20,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:20,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:08:20,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:20,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661921955] [2023-11-30 02:08:20,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661921955] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:20,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:20,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 02:08:20,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221743052] [2023-11-30 02:08:20,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:20,640 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:08:20,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:20,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:08:20,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:08:20,642 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 61 out of 83 [2023-11-30 02:08:20,642 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 96 transitions, 341 flow. Second operand has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 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) [2023-11-30 02:08:20,642 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:20,642 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 61 of 83 [2023-11-30 02:08:20,642 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:20,709 INFO L124 PetriNetUnfolderBase]: 79/511 cut-off events. [2023-11-30 02:08:20,711 INFO L125 PetriNetUnfolderBase]: For 114/114 co-relation queries the response was YES. [2023-11-30 02:08:20,713 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1026 conditions, 511 events. 79/511 cut-off events. For 114/114 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 2956 event pairs, 33 based on Foata normal form. 0/481 useless extension candidates. Maximal degree in co-relation 988. Up to 148 conditions per place. [2023-11-30 02:08:20,715 INFO L140 encePairwiseOnDemand]: 78/83 looper letters, 31 selfloop transitions, 4 changer transitions 10/104 dead transitions. [2023-11-30 02:08:20,715 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 104 transitions, 475 flow [2023-11-30 02:08:20,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:08:20,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:08:20,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 211 transitions. [2023-11-30 02:08:20,720 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8473895582329317 [2023-11-30 02:08:20,720 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 211 transitions. [2023-11-30 02:08:20,720 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 211 transitions. [2023-11-30 02:08:20,721 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:20,721 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 211 transitions. [2023-11-30 02:08:20,721 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 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) [2023-11-30 02:08:20,722 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 83.0) internal successors, (332), 4 states have internal predecessors, (332), 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) [2023-11-30 02:08:20,722 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 83.0) internal successors, (332), 4 states have internal predecessors, (332), 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) [2023-11-30 02:08:20,723 INFO L307 CegarLoopForPetriNet]: 84 programPoint places, 3 predicate places. [2023-11-30 02:08:20,723 INFO L500 AbstractCegarLoop]: Abstraction has has 87 places, 104 transitions, 475 flow [2023-11-30 02:08:20,724 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 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) [2023-11-30 02:08:20,724 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:20,724 INFO L232 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] [2023-11-30 02:08:20,724 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-30 02:08:20,724 INFO L425 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2023-11-30 02:08:20,725 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:20,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1083023731, now seen corresponding path program 1 times [2023-11-30 02:08:20,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:20,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582586695] [2023-11-30 02:08:20,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:20,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:20,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:08:20,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:20,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582586695] [2023-11-30 02:08:20,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582586695] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:20,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:20,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-30 02:08:20,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256572335] [2023-11-30 02:08:20,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:20,961 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-30 02:08:20,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:20,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-30 02:08:20,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-30 02:08:20,964 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 60 out of 83 [2023-11-30 02:08:20,964 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 104 transitions, 475 flow. Second operand has 6 states, 6 states have (on average 63.0) internal successors, (378), 6 states have internal predecessors, (378), 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) [2023-11-30 02:08:20,964 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:20,964 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 60 of 83 [2023-11-30 02:08:20,964 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:21,059 INFO L124 PetriNetUnfolderBase]: 43/334 cut-off events. [2023-11-30 02:08:21,059 INFO L125 PetriNetUnfolderBase]: For 192/192 co-relation queries the response was YES. [2023-11-30 02:08:21,059 INFO L83 FinitePrefix]: Finished finitePrefix Result has 715 conditions, 334 events. 43/334 cut-off events. For 192/192 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1525 event pairs, 13 based on Foata normal form. 9/326 useless extension candidates. Maximal degree in co-relation 663. Up to 96 conditions per place. [2023-11-30 02:08:21,060 INFO L140 encePairwiseOnDemand]: 78/83 looper letters, 19 selfloop transitions, 6 changer transitions 10/94 dead transitions. [2023-11-30 02:08:21,060 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 94 transitions, 457 flow [2023-11-30 02:08:21,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-30 02:08:21,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-11-30 02:08:21,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 325 transitions. [2023-11-30 02:08:21,062 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.7831325301204819 [2023-11-30 02:08:21,062 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 325 transitions. [2023-11-30 02:08:21,062 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 325 transitions. [2023-11-30 02:08:21,062 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:21,063 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 325 transitions. [2023-11-30 02:08:21,063 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 65.0) internal successors, (325), 5 states have internal predecessors, (325), 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) [2023-11-30 02:08:21,064 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 83.0) internal successors, (498), 6 states have internal predecessors, (498), 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) [2023-11-30 02:08:21,064 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 83.0) internal successors, (498), 6 states have internal predecessors, (498), 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) [2023-11-30 02:08:21,065 INFO L307 CegarLoopForPetriNet]: 84 programPoint places, 6 predicate places. [2023-11-30 02:08:21,066 INFO L500 AbstractCegarLoop]: Abstraction has has 90 places, 94 transitions, 457 flow [2023-11-30 02:08:21,066 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 63.0) internal successors, (378), 6 states have internal predecessors, (378), 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) [2023-11-30 02:08:21,066 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:21,066 INFO L232 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] [2023-11-30 02:08:21,066 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-30 02:08:21,066 INFO L425 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2023-11-30 02:08:21,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:21,067 INFO L85 PathProgramCache]: Analyzing trace with hash 2068156692, now seen corresponding path program 1 times [2023-11-30 02:08:21,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:21,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825765076] [2023-11-30 02:08:21,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:21,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:21,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:08:21,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:21,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825765076] [2023-11-30 02:08:21,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825765076] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:21,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:21,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-30 02:08:21,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758601729] [2023-11-30 02:08:21,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:21,174 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:08:21,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:21,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:08:21,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:08:21,175 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 66 out of 83 [2023-11-30 02:08:21,175 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 94 transitions, 457 flow. Second operand has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 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) [2023-11-30 02:08:21,175 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:21,176 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 66 of 83 [2023-11-30 02:08:21,176 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:21,225 INFO L124 PetriNetUnfolderBase]: 34/320 cut-off events. [2023-11-30 02:08:21,225 INFO L125 PetriNetUnfolderBase]: For 290/290 co-relation queries the response was YES. [2023-11-30 02:08:21,226 INFO L83 FinitePrefix]: Finished finitePrefix Result has 699 conditions, 320 events. 34/320 cut-off events. For 290/290 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1466 event pairs, 10 based on Foata normal form. 8/312 useless extension candidates. Maximal degree in co-relation 639. Up to 86 conditions per place. [2023-11-30 02:08:21,226 INFO L140 encePairwiseOnDemand]: 78/83 looper letters, 11 selfloop transitions, 6 changer transitions 14/96 dead transitions. [2023-11-30 02:08:21,226 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 96 transitions, 527 flow [2023-11-30 02:08:21,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:08:21,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:08:21,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 217 transitions. [2023-11-30 02:08:21,228 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8714859437751004 [2023-11-30 02:08:21,228 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 217 transitions. [2023-11-30 02:08:21,228 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 217 transitions. [2023-11-30 02:08:21,228 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:21,228 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 217 transitions. [2023-11-30 02:08:21,229 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 72.33333333333333) internal successors, (217), 3 states have internal predecessors, (217), 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) [2023-11-30 02:08:21,229 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 83.0) internal successors, (332), 4 states have internal predecessors, (332), 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) [2023-11-30 02:08:21,229 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 83.0) internal successors, (332), 4 states have internal predecessors, (332), 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) [2023-11-30 02:08:21,231 INFO L307 CegarLoopForPetriNet]: 84 programPoint places, 8 predicate places. [2023-11-30 02:08:21,231 INFO L500 AbstractCegarLoop]: Abstraction has has 92 places, 96 transitions, 527 flow [2023-11-30 02:08:21,231 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 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) [2023-11-30 02:08:21,231 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:21,232 INFO L232 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] [2023-11-30 02:08:21,232 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-30 02:08:21,232 INFO L425 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2023-11-30 02:08:21,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:21,233 INFO L85 PathProgramCache]: Analyzing trace with hash -474290202, now seen corresponding path program 2 times [2023-11-30 02:08:21,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:21,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104974003] [2023-11-30 02:08:21,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:21,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:21,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:08:21,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:21,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104974003] [2023-11-30 02:08:21,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104974003] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:21,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:21,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-30 02:08:21,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822312677] [2023-11-30 02:08:21,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:21,357 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-30 02:08:21,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:21,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-30 02:08:21,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-30 02:08:21,358 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 60 out of 83 [2023-11-30 02:08:21,358 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 96 transitions, 527 flow. Second operand has 5 states, 5 states have (on average 63.8) internal successors, (319), 5 states have internal predecessors, (319), 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) [2023-11-30 02:08:21,358 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:21,358 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 60 of 83 [2023-11-30 02:08:21,358 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:21,395 INFO L124 PetriNetUnfolderBase]: 2/118 cut-off events. [2023-11-30 02:08:21,395 INFO L125 PetriNetUnfolderBase]: For 212/212 co-relation queries the response was YES. [2023-11-30 02:08:21,395 INFO L83 FinitePrefix]: Finished finitePrefix Result has 276 conditions, 118 events. 2/118 cut-off events. For 212/212 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 170 event pairs, 0 based on Foata normal form. 5/120 useless extension candidates. Maximal degree in co-relation 202. Up to 25 conditions per place. [2023-11-30 02:08:21,395 INFO L140 encePairwiseOnDemand]: 77/83 looper letters, 0 selfloop transitions, 0 changer transitions 76/76 dead transitions. [2023-11-30 02:08:21,395 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 76 transitions, 379 flow [2023-11-30 02:08:21,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-30 02:08:21,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-11-30 02:08:21,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 321 transitions. [2023-11-30 02:08:21,396 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.7734939759036145 [2023-11-30 02:08:21,396 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 321 transitions. [2023-11-30 02:08:21,396 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 321 transitions. [2023-11-30 02:08:21,397 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:21,397 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 321 transitions. [2023-11-30 02:08:21,397 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 64.2) internal successors, (321), 5 states have internal predecessors, (321), 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) [2023-11-30 02:08:21,398 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 83.0) internal successors, (498), 6 states have internal predecessors, (498), 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) [2023-11-30 02:08:21,398 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 83.0) internal successors, (498), 6 states have internal predecessors, (498), 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) [2023-11-30 02:08:21,399 INFO L307 CegarLoopForPetriNet]: 84 programPoint places, 10 predicate places. [2023-11-30 02:08:21,399 INFO L500 AbstractCegarLoop]: Abstraction has has 94 places, 76 transitions, 379 flow [2023-11-30 02:08:21,399 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 63.8) internal successors, (319), 5 states have internal predecessors, (319), 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) [2023-11-30 02:08:21,403 INFO L143 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/13-privatized_40-traces-ex-6_true.i_BEv2_AllErrorsAtOnce [2023-11-30 02:08:21,429 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (5 of 6 remaining) [2023-11-30 02:08:21,429 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 6 remaining) [2023-11-30 02:08:21,429 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 6 remaining) [2023-11-30 02:08:21,429 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 6 remaining) [2023-11-30 02:08:21,429 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 6 remaining) [2023-11-30 02:08:21,430 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 6 remaining) [2023-11-30 02:08:21,430 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-30 02:08:21,430 INFO L457 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2023-11-30 02:08:21,433 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-30 02:08:21,433 INFO L172 ceAbstractionStarter]: Computing trace abstraction results [2023-11-30 02:08:21,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 02:08:21 BasicIcfg [2023-11-30 02:08:21,438 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-30 02:08:21,438 INFO L158 Benchmark]: Toolchain (without parser) took 2364.71ms. Allocated memory was 343.9MB in the beginning and 494.9MB in the end (delta: 151.0MB). Free memory was 303.9MB in the beginning and 239.7MB in the end (delta: 64.1MB). Peak memory consumption was 216.7MB. Max. memory is 16.0GB. [2023-11-30 02:08:21,438 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 343.9MB. Free memory is still 299.4MB. There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 02:08:21,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.39ms. Allocated memory is still 343.9MB. Free memory was 303.9MB in the beginning and 284.5MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. [2023-11-30 02:08:21,439 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.98ms. Allocated memory is still 343.9MB. Free memory was 284.5MB in the beginning and 282.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 02:08:21,439 INFO L158 Benchmark]: Boogie Preprocessor took 25.59ms. Allocated memory is still 343.9MB. Free memory was 282.4MB in the beginning and 281.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 02:08:21,439 INFO L158 Benchmark]: RCFGBuilder took 259.24ms. Allocated memory is still 343.9MB. Free memory was 281.0MB in the beginning and 265.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. [2023-11-30 02:08:21,439 INFO L158 Benchmark]: TraceAbstraction took 1662.76ms. Allocated memory was 343.9MB in the beginning and 494.9MB in the end (delta: 151.0MB). Free memory was 264.5MB in the beginning and 239.7MB in the end (delta: 24.8MB). Peak memory consumption was 176.9MB. Max. memory is 16.0GB. [2023-11-30 02:08:21,440 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 343.9MB. Free memory is still 299.4MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 363.39ms. Allocated memory is still 343.9MB. Free memory was 303.9MB in the beginning and 284.5MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 47.98ms. Allocated memory is still 343.9MB. Free memory was 284.5MB in the beginning and 282.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 25.59ms. Allocated memory is still 343.9MB. Free memory was 282.4MB in the beginning and 281.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 259.24ms. Allocated memory is still 343.9MB. Free memory was 281.0MB in the beginning and 265.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. * TraceAbstraction took 1662.76ms. Allocated memory was 343.9MB in the beginning and 494.9MB in the end (delta: 151.0MB). Free memory was 264.5MB in the beginning and 239.7MB in the end (delta: 24.8MB). Peak memory consumption was 176.9MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 699]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 687]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 689]: 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 3 procedures, 107 locations, 6 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: 1.6s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 56 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 56 mSDsluCounter, 42 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 211 IncrementalHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 41 mSDtfsCounter, 211 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 27 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=527occurred in iteration=5, InterpolantAutomatonStates: 22, 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, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 271 NumberOfCodeBlocks, 271 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 265 ConstructedInterpolants, 0 QuantifiedInterpolants, 609 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-30 02:08:21,456 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...