/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/04-mutex_18-glob_guards.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m [2023-11-30 01:36:43,620 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-30 01:36:43,660 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 01:36:43,674 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-30 01:36:43,674 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-30 01:36:43,674 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-30 01:36:43,675 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-30 01:36:43,675 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-30 01:36:43,675 INFO L153 SettingsManager]: * Use SBE=true [2023-11-30 01:36:43,675 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-30 01:36:43,676 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-30 01:36:43,676 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-30 01:36:43,676 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-30 01:36:43,676 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-30 01:36:43,677 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-30 01:36:43,677 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-30 01:36:43,677 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-30 01:36:43,677 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-30 01:36:43,677 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-30 01:36:43,678 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-30 01:36:43,678 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-30 01:36:43,678 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-30 01:36:43,679 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-30 01:36:43,679 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-30 01:36:43,679 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-30 01:36:43,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 01:36:43,680 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-30 01:36:43,680 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-30 01:36:43,680 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-30 01:36:43,680 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-30 01:36:43,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-30 01:36:43,681 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-30 01:36:43,681 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-30 01:36:43,681 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2023-11-30 01:36:43,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-30 01:36:43,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-30 01:36:43,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-30 01:36:43,843 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-30 01:36:43,843 INFO L274 PluginConnector]: CDTParser initialized [2023-11-30 01:36:43,844 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_18-glob_guards.i [2023-11-30 01:36:44,827 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-30 01:36:45,079 INFO L384 CDTParser]: Found 1 translation units. [2023-11-30 01:36:45,080 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_18-glob_guards.i [2023-11-30 01:36:45,100 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4154e2cc9/20304693a963461b8f82dce59bb23822/FLAG401b8a44f [2023-11-30 01:36:45,115 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4154e2cc9/20304693a963461b8f82dce59bb23822 [2023-11-30 01:36:45,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-30 01:36:45,119 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-30 01:36:45,122 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-30 01:36:45,122 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-30 01:36:45,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-30 01:36:45,126 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:36:45" (1/1) ... [2023-11-30 01:36:45,127 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18c1e98a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:36:45, skipping insertion in model container [2023-11-30 01:36:45,127 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:36:45" (1/1) ... [2023-11-30 01:36:45,168 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-30 01:36:45,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 01:36:45,537 INFO L202 MainTranslator]: Completed pre-run [2023-11-30 01:36:45,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 01:36:45,622 INFO L206 MainTranslator]: Completed translation [2023-11-30 01:36:45,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:36:45 WrapperNode [2023-11-30 01:36:45,625 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-30 01:36:45,626 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-30 01:36:45,626 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-30 01:36:45,626 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-30 01:36:45,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:36:45" (1/1) ... [2023-11-30 01:36:45,647 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:36:45" (1/1) ... [2023-11-30 01:36:45,666 INFO L138 Inliner]: procedures = 260, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2023-11-30 01:36:45,666 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-30 01:36:45,667 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-30 01:36:45,667 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-30 01:36:45,667 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-30 01:36:45,676 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:36:45" (1/1) ... [2023-11-30 01:36:45,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:36:45" (1/1) ... [2023-11-30 01:36:45,694 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:36:45" (1/1) ... [2023-11-30 01:36:45,694 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:36:45" (1/1) ... [2023-11-30 01:36:45,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:36:45" (1/1) ... [2023-11-30 01:36:45,699 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:36:45" (1/1) ... [2023-11-30 01:36:45,700 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:36:45" (1/1) ... [2023-11-30 01:36:45,701 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:36:45" (1/1) ... [2023-11-30 01:36:45,702 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-30 01:36:45,702 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-30 01:36:45,702 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-30 01:36:45,703 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-30 01:36:45,703 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:36:45" (1/1) ... [2023-11-30 01:36:45,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 01:36:45,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-30 01:36:45,741 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 01:36:45,760 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 01:36:45,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-30 01:36:45,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-30 01:36:45,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-30 01:36:45,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-30 01:36:45,764 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-30 01:36:45,764 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-30 01:36:45,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-30 01:36:45,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-30 01:36:45,766 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 01:36:45,883 INFO L241 CfgBuilder]: Building ICFG [2023-11-30 01:36:45,885 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-30 01:36:45,969 INFO L282 CfgBuilder]: Performing block encoding [2023-11-30 01:36:45,975 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-30 01:36:45,975 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-30 01:36:45,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:36:45 BoogieIcfgContainer [2023-11-30 01:36:45,977 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-30 01:36:45,978 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-30 01:36:45,978 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-30 01:36:45,980 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-30 01:36:45,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:36:45" (1/3) ... [2023-11-30 01:36:45,981 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f6c7c3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:36:45, skipping insertion in model container [2023-11-30 01:36:45,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:36:45" (2/3) ... [2023-11-30 01:36:45,981 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f6c7c3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:36:45, skipping insertion in model container [2023-11-30 01:36:45,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:36:45" (3/3) ... [2023-11-30 01:36:45,982 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_18-glob_guards.i [2023-11-30 01:36:45,993 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-30 01:36:45,994 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-11-30 01:36:45,994 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-30 01:36:46,024 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-11-30 01:36:46,051 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 73 places, 71 transitions, 149 flow [2023-11-30 01:36:46,078 INFO L124 PetriNetUnfolderBase]: 2/70 cut-off events. [2023-11-30 01:36:46,078 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-30 01:36:46,081 INFO L83 FinitePrefix]: Finished finitePrefix Result has 75 conditions, 70 events. 2/70 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 32 event pairs, 0 based on Foata normal form. 0/64 useless extension candidates. Maximal degree in co-relation 24. Up to 2 conditions per place. [2023-11-30 01:36:46,081 INFO L82 GeneralOperation]: Start removeDead. Operand has 73 places, 71 transitions, 149 flow [2023-11-30 01:36:46,085 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 64 places, 62 transitions, 127 flow [2023-11-30 01:36:46,095 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-30 01:36:46,100 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;@60fb4bae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-30 01:36:46,101 INFO L363 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2023-11-30 01:36:46,108 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-30 01:36:46,108 INFO L124 PetriNetUnfolderBase]: 0/31 cut-off events. [2023-11-30 01:36:46,112 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 01:36:46,124 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 01:36:46,125 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] [2023-11-30 01:36:46,125 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2023-11-30 01:36:46,129 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 01:36:46,129 INFO L85 PathProgramCache]: Analyzing trace with hash 175348446, now seen corresponding path program 1 times [2023-11-30 01:36:46,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 01:36:46,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878716558] [2023-11-30 01:36:46,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 01:36:46,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 01:36:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 01:36:46,382 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 01:36:46,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 01:36:46,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878716558] [2023-11-30 01:36:46,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878716558] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 01:36:46,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 01:36:46,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 01:36:46,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834518311] [2023-11-30 01:36:46,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 01:36:46,402 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 01:36:46,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 01:36:46,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 01:36:46,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 01:36:46,437 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 56 out of 71 [2023-11-30 01:36:46,438 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 62 transitions, 127 flow. Second operand has 3 states, 3 states have (on average 57.333333333333336) internal successors, (172), 3 states have internal predecessors, (172), 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 01:36:46,438 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 01:36:46,439 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 56 of 71 [2023-11-30 01:36:46,439 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 01:36:46,493 INFO L124 PetriNetUnfolderBase]: 15/114 cut-off events. [2023-11-30 01:36:46,493 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-30 01:36:46,494 INFO L83 FinitePrefix]: Finished finitePrefix Result has 149 conditions, 114 events. 15/114 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 257 event pairs, 9 based on Foata normal form. 0/95 useless extension candidates. Maximal degree in co-relation 101. Up to 29 conditions per place. [2023-11-30 01:36:46,495 INFO L140 encePairwiseOnDemand]: 68/71 looper letters, 10 selfloop transitions, 2 changer transitions 0/61 dead transitions. [2023-11-30 01:36:46,495 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 61 transitions, 149 flow [2023-11-30 01:36:46,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 01:36:46,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 01:36:46,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 181 transitions. [2023-11-30 01:36:46,503 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8497652582159625 [2023-11-30 01:36:46,504 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 181 transitions. [2023-11-30 01:36:46,504 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 181 transitions. [2023-11-30 01:36:46,505 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 01:36:46,506 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 181 transitions. [2023-11-30 01:36:46,508 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 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 01:36:46,510 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 71.0) internal successors, (284), 4 states have internal predecessors, (284), 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 01:36:46,510 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 71.0) internal successors, (284), 4 states have internal predecessors, (284), 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 01:36:46,512 INFO L307 CegarLoopForPetriNet]: 64 programPoint places, 1 predicate places. [2023-11-30 01:36:46,512 INFO L500 AbstractCegarLoop]: Abstraction has has 65 places, 61 transitions, 149 flow [2023-11-30 01:36:46,513 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.333333333333336) internal successors, (172), 3 states have internal predecessors, (172), 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 01:36:46,513 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 01:36:46,513 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] [2023-11-30 01:36:46,513 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-30 01:36:46,513 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2023-11-30 01:36:46,513 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 01:36:46,513 INFO L85 PathProgramCache]: Analyzing trace with hash 2024462994, now seen corresponding path program 1 times [2023-11-30 01:36:46,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 01:36:46,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416052554] [2023-11-30 01:36:46,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 01:36:46,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 01:36:46,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 01:36:46,584 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 01:36:46,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 01:36:46,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416052554] [2023-11-30 01:36:46,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416052554] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 01:36:46,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 01:36:46,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 01:36:46,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376594219] [2023-11-30 01:36:46,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 01:36:46,586 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 01:36:46,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 01:36:46,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 01:36:46,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 01:36:46,587 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 60 out of 71 [2023-11-30 01:36:46,588 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 61 transitions, 149 flow. Second operand has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 3 states have internal predecessors, (185), 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 01:36:46,588 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 01:36:46,588 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 60 of 71 [2023-11-30 01:36:46,588 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 01:36:46,608 INFO L124 PetriNetUnfolderBase]: 8/87 cut-off events. [2023-11-30 01:36:46,610 INFO L125 PetriNetUnfolderBase]: For 6/8 co-relation queries the response was YES. [2023-11-30 01:36:46,611 INFO L83 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 87 events. 8/87 cut-off events. For 6/8 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 114 event pairs, 2 based on Foata normal form. 0/80 useless extension candidates. Maximal degree in co-relation 74. Up to 17 conditions per place. [2023-11-30 01:36:46,612 INFO L140 encePairwiseOnDemand]: 67/71 looper letters, 7 selfloop transitions, 2 changer transitions 0/61 dead transitions. [2023-11-30 01:36:46,612 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 61 transitions, 167 flow [2023-11-30 01:36:46,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 01:36:46,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 01:36:46,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 191 transitions. [2023-11-30 01:36:46,615 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8967136150234741 [2023-11-30 01:36:46,615 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 191 transitions. [2023-11-30 01:36:46,615 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 191 transitions. [2023-11-30 01:36:46,616 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 01:36:46,616 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 191 transitions. [2023-11-30 01:36:46,617 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 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 01:36:46,617 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 71.0) internal successors, (284), 4 states have internal predecessors, (284), 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 01:36:46,618 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 71.0) internal successors, (284), 4 states have internal predecessors, (284), 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 01:36:46,618 INFO L307 CegarLoopForPetriNet]: 64 programPoint places, 1 predicate places. [2023-11-30 01:36:46,618 INFO L500 AbstractCegarLoop]: Abstraction has has 65 places, 61 transitions, 167 flow [2023-11-30 01:36:46,619 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 3 states have internal predecessors, (185), 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 01:36:46,619 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 01:36:46,619 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] [2023-11-30 01:36:46,619 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-30 01:36:46,619 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2023-11-30 01:36:46,619 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 01:36:46,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1031759666, now seen corresponding path program 1 times [2023-11-30 01:36:46,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 01:36:46,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434330875] [2023-11-30 01:36:46,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 01:36:46,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 01:36:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 01:36:47,001 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 01:36:47,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 01:36:47,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434330875] [2023-11-30 01:36:47,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434330875] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 01:36:47,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 01:36:47,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-30 01:36:47,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223130157] [2023-11-30 01:36:47,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 01:36:47,003 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-30 01:36:47,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 01:36:47,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-30 01:36:47,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-30 01:36:47,004 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 56 out of 71 [2023-11-30 01:36:47,005 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 61 transitions, 167 flow. Second operand has 6 states, 6 states have (on average 57.666666666666664) internal successors, (346), 6 states have internal predecessors, (346), 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 01:36:47,005 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 01:36:47,005 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 56 of 71 [2023-11-30 01:36:47,005 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 01:36:47,036 INFO L124 PetriNetUnfolderBase]: 8/84 cut-off events. [2023-11-30 01:36:47,036 INFO L125 PetriNetUnfolderBase]: For 7/9 co-relation queries the response was YES. [2023-11-30 01:36:47,037 INFO L83 FinitePrefix]: Finished finitePrefix Result has 146 conditions, 84 events. 8/84 cut-off events. For 7/9 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 103 event pairs, 2 based on Foata normal form. 0/80 useless extension candidates. Maximal degree in co-relation 89. Up to 17 conditions per place. [2023-11-30 01:36:47,037 INFO L140 encePairwiseOnDemand]: 66/71 looper letters, 0 selfloop transitions, 0 changer transitions 60/60 dead transitions. [2023-11-30 01:36:47,037 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 60 transitions, 185 flow [2023-11-30 01:36:47,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-30 01:36:47,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-30 01:36:47,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 347 transitions. [2023-11-30 01:36:47,040 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8145539906103286 [2023-11-30 01:36:47,040 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 347 transitions. [2023-11-30 01:36:47,040 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 347 transitions. [2023-11-30 01:36:47,040 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 01:36:47,040 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 347 transitions. [2023-11-30 01:36:47,041 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 57.833333333333336) internal successors, (347), 6 states have internal predecessors, (347), 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 01:36:47,042 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 71.0) internal successors, (497), 7 states have internal predecessors, (497), 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 01:36:47,043 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 71.0) internal successors, (497), 7 states have internal predecessors, (497), 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 01:36:47,043 INFO L307 CegarLoopForPetriNet]: 64 programPoint places, 5 predicate places. [2023-11-30 01:36:47,043 INFO L500 AbstractCegarLoop]: Abstraction has has 69 places, 60 transitions, 185 flow [2023-11-30 01:36:47,043 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 57.666666666666664) internal successors, (346), 6 states have internal predecessors, (346), 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 01:36:47,047 INFO L143 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/04-mutex_18-glob_guards.i_BEv2_AllErrorsAtOnce [2023-11-30 01:36:47,060 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (5 of 6 remaining) [2023-11-30 01:36:47,060 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (4 of 6 remaining) [2023-11-30 01:36:47,060 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (3 of 6 remaining) [2023-11-30 01:36:47,060 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2023-11-30 01:36:47,060 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 6 remaining) [2023-11-30 01:36:47,061 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (0 of 6 remaining) [2023-11-30 01:36:47,061 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-30 01:36:47,061 INFO L457 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-30 01:36:47,064 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-30 01:36:47,064 INFO L172 ceAbstractionStarter]: Computing trace abstraction results [2023-11-30 01:36:47,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:36:47 BasicIcfg [2023-11-30 01:36:47,068 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-30 01:36:47,068 INFO L158 Benchmark]: Toolchain (without parser) took 1949.01ms. Allocated memory is still 448.8MB. Free memory was 407.5MB in the beginning and 378.8MB in the end (delta: 28.7MB). Peak memory consumption was 30.7MB. Max. memory is 16.0GB. [2023-11-30 01:36:47,069 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 354.4MB. Free memory was 310.8MB in the beginning and 310.6MB in the end (delta: 127.8kB). There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 01:36:47,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 502.99ms. Allocated memory is still 448.8MB. Free memory was 407.5MB in the beginning and 380.3MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. [2023-11-30 01:36:47,069 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.56ms. Allocated memory is still 448.8MB. Free memory was 380.3MB in the beginning and 378.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 01:36:47,070 INFO L158 Benchmark]: Boogie Preprocessor took 35.25ms. Allocated memory is still 448.8MB. Free memory was 378.2MB in the beginning and 376.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 01:36:47,070 INFO L158 Benchmark]: RCFGBuilder took 274.35ms. Allocated memory is still 448.8MB. Free memory was 376.1MB in the beginning and 362.6MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB. [2023-11-30 01:36:47,070 INFO L158 Benchmark]: TraceAbstraction took 1089.85ms. Allocated memory is still 448.8MB. Free memory was 361.4MB in the beginning and 378.8MB in the end (delta: -17.4MB). There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 01:36:47,072 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 354.4MB. Free memory was 310.8MB in the beginning and 310.6MB in the end (delta: 127.8kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 502.99ms. Allocated memory is still 448.8MB. Free memory was 407.5MB in the beginning and 380.3MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 40.56ms. Allocated memory is still 448.8MB. Free memory was 380.3MB in the beginning and 378.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 35.25ms. Allocated memory is still 448.8MB. Free memory was 378.2MB in the beginning and 376.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 274.35ms. Allocated memory is still 448.8MB. Free memory was 376.1MB in the beginning and 362.6MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB. * TraceAbstraction took 1089.85ms. Allocated memory is still 448.8MB. Free memory was 361.4MB in the beginning and 378.8MB in the end (delta: -17.4MB). There was no memory consumed. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 929]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 931]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 933]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 922]: 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, 80 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: 1.0s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 37 IncrementalHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 21 mSDtfsCounter, 37 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=185occurred in iteration=3, InterpolantAutomatonStates: 12, 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, 0.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 117 ConstructedInterpolants, 0 QuantifiedInterpolants, 202 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-30 01:36:47,086 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...