/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_41-traces-ex-7_unknown_1_neg.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m [2023-11-30 02:08:18,722 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-30 02:08:18,790 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 02:08:18,816 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-30 02:08:18,817 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-30 02:08:18,817 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-30 02:08:18,817 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-30 02:08:18,818 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-30 02:08:18,818 INFO L153 SettingsManager]: * Use SBE=true [2023-11-30 02:08:18,821 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-30 02:08:18,821 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-30 02:08:18,822 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-30 02:08:18,822 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-30 02:08:18,822 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-30 02:08:18,823 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-30 02:08:18,823 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-30 02:08:18,823 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-30 02:08:18,823 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-30 02:08:18,823 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-30 02:08:18,823 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-30 02:08:18,823 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-30 02:08:18,824 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-30 02:08:18,824 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-30 02:08:18,824 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-30 02:08:18,824 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-30 02:08:18,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 02:08:18,825 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-30 02:08:18,825 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-30 02:08:18,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-30 02:08:18,825 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-30 02:08:18,826 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-30 02:08:18,826 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-30 02:08:18,826 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-30 02:08:18,826 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2023-11-30 02:08:18,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-30 02:08:18,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-30 02:08:18,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-30 02:08:18,997 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-30 02:08:18,997 INFO L274 PluginConnector]: CDTParser initialized [2023-11-30 02:08:18,998 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_41-traces-ex-7_unknown_1_neg.i [2023-11-30 02:08:20,074 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-30 02:08:20,229 INFO L384 CDTParser]: Found 1 translation units. [2023-11-30 02:08:20,229 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_41-traces-ex-7_unknown_1_neg.i [2023-11-30 02:08:20,239 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93a8b21a1/0b7487cd4d864b028e0f47c9336fe26b/FLAGad03a15cb [2023-11-30 02:08:20,248 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93a8b21a1/0b7487cd4d864b028e0f47c9336fe26b [2023-11-30 02:08:20,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-30 02:08:20,250 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-30 02:08:20,251 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-30 02:08:20,251 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-30 02:08:20,254 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-30 02:08:20,254 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:08:20" (1/1) ... [2023-11-30 02:08:20,255 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab4f58d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:20, skipping insertion in model container [2023-11-30 02:08:20,255 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:08:20" (1/1) ... [2023-11-30 02:08:20,280 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-30 02:08:20,444 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 02:08:20,452 INFO L202 MainTranslator]: Completed pre-run [2023-11-30 02:08:20,476 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 02:08:20,500 INFO L206 MainTranslator]: Completed translation [2023-11-30 02:08:20,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:20 WrapperNode [2023-11-30 02:08:20,501 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-30 02:08:20,501 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-30 02:08:20,502 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-30 02:08:20,502 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-30 02:08:20,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:20" (1/1) ... [2023-11-30 02:08:20,529 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:20" (1/1) ... [2023-11-30 02:08:20,547 INFO L138 Inliner]: procedures = 163, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2023-11-30 02:08:20,547 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-30 02:08:20,548 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-30 02:08:20,548 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-30 02:08:20,548 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-30 02:08:20,553 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:20" (1/1) ... [2023-11-30 02:08:20,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:20" (1/1) ... [2023-11-30 02:08:20,555 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:20" (1/1) ... [2023-11-30 02:08:20,555 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:20" (1/1) ... [2023-11-30 02:08:20,558 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:20" (1/1) ... [2023-11-30 02:08:20,559 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:20" (1/1) ... [2023-11-30 02:08:20,559 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:20" (1/1) ... [2023-11-30 02:08:20,560 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:20" (1/1) ... [2023-11-30 02:08:20,561 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-30 02:08:20,562 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-30 02:08:20,562 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-30 02:08:20,562 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-30 02:08:20,563 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:20" (1/1) ... [2023-11-30 02:08:20,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 02:08:20,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-30 02:08:20,582 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 02:08:20,620 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 02:08:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-30 02:08:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-30 02:08:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-30 02:08:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-30 02:08:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-30 02:08:20,635 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-30 02:08:20,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-30 02:08:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-30 02:08:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-30 02:08:20,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-30 02:08:20,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-30 02:08:20,637 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 02:08:20,722 INFO L241 CfgBuilder]: Building ICFG [2023-11-30 02:08:20,723 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-30 02:08:20,859 INFO L282 CfgBuilder]: Performing block encoding [2023-11-30 02:08:20,877 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-30 02:08:20,877 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-30 02:08:20,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:08:20 BoogieIcfgContainer [2023-11-30 02:08:20,878 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-30 02:08:20,880 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-30 02:08:20,880 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-30 02:08:20,882 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-30 02:08:20,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 02:08:20" (1/3) ... [2023-11-30 02:08:20,882 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3276085 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:08:20, skipping insertion in model container [2023-11-30 02:08:20,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:20" (2/3) ... [2023-11-30 02:08:20,882 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3276085 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:08:20, skipping insertion in model container [2023-11-30 02:08:20,883 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:08:20" (3/3) ... [2023-11-30 02:08:20,883 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_41-traces-ex-7_unknown_1_neg.i [2023-11-30 02:08:20,895 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-30 02:08:20,895 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-30 02:08:20,895 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-30 02:08:20,922 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-30 02:08:20,945 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 79 places, 77 transitions, 158 flow [2023-11-30 02:08:20,972 INFO L124 PetriNetUnfolderBase]: 2/76 cut-off events. [2023-11-30 02:08:20,972 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 02:08:20,975 INFO L83 FinitePrefix]: Finished finitePrefix Result has 80 conditions, 76 events. 2/76 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 65 event pairs, 0 based on Foata normal form. 0/72 useless extension candidates. Maximal degree in co-relation 48. Up to 2 conditions per place. [2023-11-30 02:08:20,975 INFO L82 GeneralOperation]: Start removeDead. Operand has 79 places, 77 transitions, 158 flow [2023-11-30 02:08:20,977 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 78 places, 76 transitions, 155 flow [2023-11-30 02:08:20,983 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-30 02:08:20,989 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;@71df77c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-30 02:08:20,989 INFO L363 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-11-30 02:08:20,999 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-30 02:08:20,999 INFO L124 PetriNetUnfolderBase]: 0/45 cut-off events. [2023-11-30 02:08:20,999 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 02:08:21,000 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:21,000 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 02:08:21,001 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-30 02:08:21,004 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:21,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1638949915, now seen corresponding path program 1 times [2023-11-30 02:08:21,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:21,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807377704] [2023-11-30 02:08:21,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:21,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:21,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:21,170 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 02:08:21,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:21,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807377704] [2023-11-30 02:08:21,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807377704] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:21,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:21,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 02:08:21,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093404685] [2023-11-30 02:08:21,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:21,180 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:08:21,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:21,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:08:21,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:08:21,216 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 58 out of 77 [2023-11-30 02:08:21,218 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 76 transitions, 155 flow. Second operand has 3 states, 3 states have (on average 60.0) internal successors, (180), 3 states have internal predecessors, (180), 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 02:08:21,218 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:21,218 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 58 of 77 [2023-11-30 02:08:21,218 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:21,326 INFO L124 PetriNetUnfolderBase]: 54/307 cut-off events. [2023-11-30 02:08:21,326 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-30 02:08:21,327 INFO L83 FinitePrefix]: Finished finitePrefix Result has 438 conditions, 307 events. 54/307 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1438 event pairs, 38 based on Foata normal form. 16/299 useless extension candidates. Maximal degree in co-relation 404. Up to 100 conditions per place. [2023-11-30 02:08:21,329 INFO L140 encePairwiseOnDemand]: 70/77 looper letters, 19 selfloop transitions, 4 changer transitions 1/79 dead transitions. [2023-11-30 02:08:21,329 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 79 transitions, 209 flow [2023-11-30 02:08:21,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:08:21,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:08:21,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 203 transitions. [2023-11-30 02:08:21,338 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8787878787878788 [2023-11-30 02:08:21,338 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 203 transitions. [2023-11-30 02:08:21,338 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 203 transitions. [2023-11-30 02:08:21,339 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:21,341 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 203 transitions. [2023-11-30 02:08:21,342 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 67.66666666666667) internal successors, (203), 3 states have internal predecessors, (203), 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 02:08:21,345 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 77.0) internal successors, (308), 4 states have internal predecessors, (308), 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 02:08:21,345 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 77.0) internal successors, (308), 4 states have internal predecessors, (308), 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 02:08:21,347 INFO L307 CegarLoopForPetriNet]: 78 programPoint places, -1 predicate places. [2023-11-30 02:08:21,347 INFO L500 AbstractCegarLoop]: Abstraction has has 77 places, 79 transitions, 209 flow [2023-11-30 02:08:21,348 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.0) internal successors, (180), 3 states have internal predecessors, (180), 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 02:08:21,348 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:21,348 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 02:08:21,348 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-30 02:08:21,348 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-30 02:08:21,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:21,349 INFO L85 PathProgramCache]: Analyzing trace with hash -917823677, now seen corresponding path program 1 times [2023-11-30 02:08:21,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:21,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855825776] [2023-11-30 02:08:21,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:21,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:21,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:21,413 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 02:08:21,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:21,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855825776] [2023-11-30 02:08:21,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855825776] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:21,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:21,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 02:08:21,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278890250] [2023-11-30 02:08:21,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:21,415 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:08:21,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:21,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:08:21,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:08:21,416 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 60 out of 77 [2023-11-30 02:08:21,417 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 77 places, 79 transitions, 209 flow. Second operand has 3 states, 3 states have (on average 62.0) internal successors, (186), 3 states have internal predecessors, (186), 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 02:08:21,417 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:21,417 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 60 of 77 [2023-11-30 02:08:21,417 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:21,502 INFO L124 PetriNetUnfolderBase]: 49/346 cut-off events. [2023-11-30 02:08:21,502 INFO L125 PetriNetUnfolderBase]: For 28/28 co-relation queries the response was YES. [2023-11-30 02:08:21,503 INFO L83 FinitePrefix]: Finished finitePrefix Result has 581 conditions, 346 events. 49/346 cut-off events. For 28/28 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1750 event pairs, 22 based on Foata normal form. 0/329 useless extension candidates. Maximal degree in co-relation 545. Up to 97 conditions per place. [2023-11-30 02:08:21,504 INFO L140 encePairwiseOnDemand]: 73/77 looper letters, 19 selfloop transitions, 3 changer transitions 8/87 dead transitions. [2023-11-30 02:08:21,504 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 87 transitions, 299 flow [2023-11-30 02:08:21,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:08:21,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:08:21,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 202 transitions. [2023-11-30 02:08:21,506 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8744588744588745 [2023-11-30 02:08:21,506 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 202 transitions. [2023-11-30 02:08:21,506 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 202 transitions. [2023-11-30 02:08:21,507 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:21,507 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 202 transitions. [2023-11-30 02:08:21,508 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 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 02:08:21,509 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 77.0) internal successors, (308), 4 states have internal predecessors, (308), 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 02:08:21,509 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 77.0) internal successors, (308), 4 states have internal predecessors, (308), 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 02:08:21,510 INFO L307 CegarLoopForPetriNet]: 78 programPoint places, 1 predicate places. [2023-11-30 02:08:21,510 INFO L500 AbstractCegarLoop]: Abstraction has has 79 places, 87 transitions, 299 flow [2023-11-30 02:08:21,510 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.0) internal successors, (186), 3 states have internal predecessors, (186), 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 02:08:21,510 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:21,510 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 02:08:21,511 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-30 02:08:21,511 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-30 02:08:21,511 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:21,511 INFO L85 PathProgramCache]: Analyzing trace with hash 1595533179, now seen corresponding path program 1 times [2023-11-30 02:08:21,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:21,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714304379] [2023-11-30 02:08:21,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:21,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:21,737 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 02:08:21,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:21,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714304379] [2023-11-30 02:08:21,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714304379] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:21,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:21,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-30 02:08:21,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356233402] [2023-11-30 02:08:21,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:21,739 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-30 02:08:21,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:21,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-30 02:08:21,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-30 02:08:21,740 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 54 out of 77 [2023-11-30 02:08:21,741 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 87 transitions, 299 flow. Second operand has 6 states, 6 states have (on average 57.0) internal successors, (342), 6 states have internal predecessors, (342), 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 02:08:21,741 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:21,741 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 54 of 77 [2023-11-30 02:08:21,741 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:21,807 INFO L124 PetriNetUnfolderBase]: 16/163 cut-off events. [2023-11-30 02:08:21,809 INFO L125 PetriNetUnfolderBase]: For 67/67 co-relation queries the response was YES. [2023-11-30 02:08:21,811 INFO L83 FinitePrefix]: Finished finitePrefix Result has 312 conditions, 163 events. 16/163 cut-off events. For 67/67 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 428 event pairs, 3 based on Foata normal form. 9/168 useless extension candidates. Maximal degree in co-relation 262. Up to 45 conditions per place. [2023-11-30 02:08:21,811 INFO L140 encePairwiseOnDemand]: 72/77 looper letters, 0 selfloop transitions, 0 changer transitions 75/75 dead transitions. [2023-11-30 02:08:21,812 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 75 transitions, 281 flow [2023-11-30 02:08:21,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-30 02:08:21,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-11-30 02:08:21,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 295 transitions. [2023-11-30 02:08:21,820 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.7662337662337663 [2023-11-30 02:08:21,820 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 295 transitions. [2023-11-30 02:08:21,820 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 295 transitions. [2023-11-30 02:08:21,821 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:21,821 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 295 transitions. [2023-11-30 02:08:21,822 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 59.0) internal successors, (295), 5 states have internal predecessors, (295), 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 02:08:21,823 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 77.0) internal successors, (462), 6 states have internal predecessors, (462), 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 02:08:21,823 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 77.0) internal successors, (462), 6 states have internal predecessors, (462), 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 02:08:21,824 INFO L307 CegarLoopForPetriNet]: 78 programPoint places, 3 predicate places. [2023-11-30 02:08:21,824 INFO L500 AbstractCegarLoop]: Abstraction has has 81 places, 75 transitions, 281 flow [2023-11-30 02:08:21,824 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 57.0) internal successors, (342), 6 states have internal predecessors, (342), 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 02:08:21,828 INFO L143 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/13-privatized_41-traces-ex-7_unknown_1_neg.i_BEv2_AllErrorsAtOnce [2023-11-30 02:08:21,854 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (3 of 4 remaining) [2023-11-30 02:08:21,854 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2023-11-30 02:08:21,855 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 4 remaining) [2023-11-30 02:08:21,859 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (0 of 4 remaining) [2023-11-30 02:08:21,859 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-30 02:08:21,859 INFO L457 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-30 02:08:21,864 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-30 02:08:21,865 INFO L172 ceAbstractionStarter]: Computing trace abstraction results [2023-11-30 02:08:21,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 02:08:21 BasicIcfg [2023-11-30 02:08:21,872 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-30 02:08:21,873 INFO L158 Benchmark]: Toolchain (without parser) took 1622.17ms. Allocated memory was 371.2MB in the beginning and 610.3MB in the end (delta: 239.1MB). Free memory was 312.3MB in the beginning and 448.9MB in the end (delta: -136.5MB). Peak memory consumption was 104.2MB. Max. memory is 16.0GB. [2023-11-30 02:08:21,873 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 371.2MB. Free memory is still 319.6MB. There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 02:08:21,873 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.84ms. Allocated memory is still 371.2MB. Free memory was 312.3MB in the beginning and 292.9MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. [2023-11-30 02:08:21,873 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.65ms. Allocated memory is still 371.2MB. Free memory was 292.9MB in the beginning and 290.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 02:08:21,874 INFO L158 Benchmark]: Boogie Preprocessor took 13.99ms. Allocated memory is still 371.2MB. Free memory was 290.8MB in the beginning and 289.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 02:08:21,874 INFO L158 Benchmark]: RCFGBuilder took 316.14ms. Allocated memory was 371.2MB in the beginning and 610.3MB in the end (delta: 239.1MB). Free memory was 289.3MB in the beginning and 567.3MB in the end (delta: -278.1MB). Peak memory consumption was 9.8MB. Max. memory is 16.0GB. [2023-11-30 02:08:21,874 INFO L158 Benchmark]: TraceAbstraction took 992.70ms. Allocated memory is still 610.3MB. Free memory was 566.3MB in the beginning and 448.9MB in the end (delta: 117.4MB). Peak memory consumption was 117.4MB. Max. memory is 16.0GB. [2023-11-30 02:08:21,875 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 371.2MB. Free memory is still 319.6MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 249.84ms. Allocated memory is still 371.2MB. Free memory was 312.3MB in the beginning and 292.9MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 45.65ms. Allocated memory is still 371.2MB. Free memory was 292.9MB in the beginning and 290.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 13.99ms. Allocated memory is still 371.2MB. Free memory was 290.8MB in the beginning and 289.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 316.14ms. Allocated memory was 371.2MB in the beginning and 610.3MB in the end (delta: 239.1MB). Free memory was 289.3MB in the beginning and 567.3MB in the end (delta: -278.1MB). Peak memory consumption was 9.8MB. Max. memory is 16.0GB. * TraceAbstraction took 992.70ms. Allocated memory is still 610.3MB. Free memory was 566.3MB in the beginning and 448.9MB in the end (delta: 117.4MB). Peak memory consumption was 117.4MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 698]: 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 - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 95 locations, 4 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: 0.9s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 31 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 31 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 99 IncrementalHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 15 mSDtfsCounter, 99 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=299occurred in iteration=2, InterpolantAutomatonStates: 11, 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, 0.3s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 118 ConstructedInterpolants, 0 QuantifiedInterpolants, 243 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 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-30 02:08:21,890 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...