/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_42-traces-ex-mini_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m [2023-11-30 02:08:24,646 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-30 02:08:24,716 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 02:08:24,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-30 02:08:24,744 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-30 02:08:24,744 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-30 02:08:24,745 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-30 02:08:24,745 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-30 02:08:24,745 INFO L153 SettingsManager]: * Use SBE=true [2023-11-30 02:08:24,746 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-30 02:08:24,746 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-30 02:08:24,746 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-30 02:08:24,746 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-30 02:08:24,746 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-30 02:08:24,747 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-30 02:08:24,747 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-30 02:08:24,747 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-30 02:08:24,747 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-30 02:08:24,747 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-30 02:08:24,748 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-30 02:08:24,748 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-30 02:08:24,750 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-30 02:08:24,751 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-30 02:08:24,751 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-30 02:08:24,751 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-30 02:08:24,751 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 02:08:24,751 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-30 02:08:24,752 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-30 02:08:24,752 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-30 02:08:24,752 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-30 02:08:24,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-30 02:08:24,752 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-30 02:08:24,753 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-30 02:08:24,753 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2023-11-30 02:08:24,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-30 02:08:24,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-30 02:08:24,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-30 02:08:24,928 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-30 02:08:24,928 INFO L274 PluginConnector]: CDTParser initialized [2023-11-30 02:08:24,929 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_42-traces-ex-mini_true.i [2023-11-30 02:08:25,927 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-30 02:08:26,140 INFO L384 CDTParser]: Found 1 translation units. [2023-11-30 02:08:26,141 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_42-traces-ex-mini_true.i [2023-11-30 02:08:26,158 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79358b3b9/5fda99e314bb45d697580e1afb56d9ac/FLAGe2f454da8 [2023-11-30 02:08:26,171 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79358b3b9/5fda99e314bb45d697580e1afb56d9ac [2023-11-30 02:08:26,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-30 02:08:26,175 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-30 02:08:26,176 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-30 02:08:26,176 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-30 02:08:26,179 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-30 02:08:26,180 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:08:26" (1/1) ... [2023-11-30 02:08:26,181 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f06e1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:26, skipping insertion in model container [2023-11-30 02:08:26,182 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:08:26" (1/1) ... [2023-11-30 02:08:26,217 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-30 02:08:26,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 02:08:26,399 INFO L202 MainTranslator]: Completed pre-run [2023-11-30 02:08:26,428 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 02:08:26,452 INFO L206 MainTranslator]: Completed translation [2023-11-30 02:08:26,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:26 WrapperNode [2023-11-30 02:08:26,452 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-30 02:08:26,453 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-30 02:08:26,453 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-30 02:08:26,453 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-30 02:08:26,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:26" (1/1) ... [2023-11-30 02:08:26,465 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:26" (1/1) ... [2023-11-30 02:08:26,478 INFO L138 Inliner]: procedures = 163, calls = 41, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2023-11-30 02:08:26,478 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-30 02:08:26,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-30 02:08:26,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-30 02:08:26,479 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-30 02:08:26,484 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:26" (1/1) ... [2023-11-30 02:08:26,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:26" (1/1) ... [2023-11-30 02:08:26,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:26" (1/1) ... [2023-11-30 02:08:26,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:26" (1/1) ... [2023-11-30 02:08:26,490 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:26" (1/1) ... [2023-11-30 02:08:26,491 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:26" (1/1) ... [2023-11-30 02:08:26,492 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:26" (1/1) ... [2023-11-30 02:08:26,493 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:26" (1/1) ... [2023-11-30 02:08:26,494 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-30 02:08:26,495 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-30 02:08:26,495 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-30 02:08:26,495 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-30 02:08:26,496 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:26" (1/1) ... [2023-11-30 02:08:26,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 02:08:26,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-30 02:08:26,520 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 02:08:26,522 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 02:08:26,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-30 02:08:26,544 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-30 02:08:26,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-30 02:08:26,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-30 02:08:26,545 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-30 02:08:26,545 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-30 02:08:26,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-30 02:08:26,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-30 02:08:26,545 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-30 02:08:26,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-30 02:08:26,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-30 02:08:26,552 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 02:08:26,647 INFO L241 CfgBuilder]: Building ICFG [2023-11-30 02:08:26,649 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-30 02:08:26,818 INFO L282 CfgBuilder]: Performing block encoding [2023-11-30 02:08:26,855 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-30 02:08:26,855 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-30 02:08:26,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:08:26 BoogieIcfgContainer [2023-11-30 02:08:26,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-30 02:08:26,858 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-30 02:08:26,858 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-30 02:08:26,860 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-30 02:08:26,860 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 02:08:26" (1/3) ... [2023-11-30 02:08:26,860 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@126691e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:08:26, skipping insertion in model container [2023-11-30 02:08:26,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:08:26" (2/3) ... [2023-11-30 02:08:26,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@126691e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:08:26, skipping insertion in model container [2023-11-30 02:08:26,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:08:26" (3/3) ... [2023-11-30 02:08:26,862 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_42-traces-ex-mini_true.i [2023-11-30 02:08:26,887 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-30 02:08:26,887 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-30 02:08:26,888 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-30 02:08:26,953 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-30 02:08:27,005 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 98 places, 96 transitions, 196 flow [2023-11-30 02:08:27,037 INFO L124 PetriNetUnfolderBase]: 2/95 cut-off events. [2023-11-30 02:08:27,037 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 02:08:27,040 INFO L83 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 95 events. 2/95 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 83 event pairs, 0 based on Foata normal form. 0/90 useless extension candidates. Maximal degree in co-relation 60. Up to 2 conditions per place. [2023-11-30 02:08:27,040 INFO L82 GeneralOperation]: Start removeDead. Operand has 98 places, 96 transitions, 196 flow [2023-11-30 02:08:27,043 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 97 places, 95 transitions, 193 flow [2023-11-30 02:08:27,049 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-30 02:08:27,054 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;@4fa8f35a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-30 02:08:27,054 INFO L363 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2023-11-30 02:08:27,067 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-30 02:08:27,067 INFO L124 PetriNetUnfolderBase]: 0/52 cut-off events. [2023-11-30 02:08:27,067 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 02:08:27,067 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:27,068 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-30 02:08:27,068 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2023-11-30 02:08:27,072 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:27,074 INFO L85 PathProgramCache]: Analyzing trace with hash -1127586828, now seen corresponding path program 1 times [2023-11-30 02:08:27,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:27,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101891243] [2023-11-30 02:08:27,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:27,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:27,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:27,320 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 02:08:27,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:27,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101891243] [2023-11-30 02:08:27,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101891243] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:27,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:27,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 02:08:27,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790765658] [2023-11-30 02:08:27,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:27,329 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:08:27,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:27,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:08:27,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:08:27,359 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 96 [2023-11-30 02:08:27,361 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 95 transitions, 193 flow. Second operand has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 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 02:08:27,362 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:27,362 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 96 [2023-11-30 02:08:27,362 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:27,481 INFO L124 PetriNetUnfolderBase]: 114/503 cut-off events. [2023-11-30 02:08:27,481 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-30 02:08:27,485 INFO L83 FinitePrefix]: Finished finitePrefix Result has 760 conditions, 503 events. 114/503 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 2656 event pairs, 86 based on Foata normal form. 20/472 useless extension candidates. Maximal degree in co-relation 719. Up to 211 conditions per place. [2023-11-30 02:08:27,488 INFO L140 encePairwiseOnDemand]: 89/96 looper letters, 29 selfloop transitions, 4 changer transitions 0/101 dead transitions. [2023-11-30 02:08:27,488 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 101 transitions, 271 flow [2023-11-30 02:08:27,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:08:27,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:08:27,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 251 transitions. [2023-11-30 02:08:27,500 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8715277777777778 [2023-11-30 02:08:27,501 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 251 transitions. [2023-11-30 02:08:27,502 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 251 transitions. [2023-11-30 02:08:27,503 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:27,505 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 251 transitions. [2023-11-30 02:08:27,508 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 83.66666666666667) internal successors, (251), 3 states have internal predecessors, (251), 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 02:08:27,511 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 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 02:08:27,511 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 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 02:08:27,513 INFO L307 CegarLoopForPetriNet]: 97 programPoint places, -1 predicate places. [2023-11-30 02:08:27,513 INFO L500 AbstractCegarLoop]: Abstraction has has 96 places, 101 transitions, 271 flow [2023-11-30 02:08:27,514 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 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 02:08:27,514 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:27,514 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] [2023-11-30 02:08:27,514 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-30 02:08:27,514 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2023-11-30 02:08:27,516 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:27,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1776039385, now seen corresponding path program 1 times [2023-11-30 02:08:27,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:27,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259073254] [2023-11-30 02:08:27,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:27,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:27,597 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 02:08:27,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:27,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259073254] [2023-11-30 02:08:27,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259073254] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:27,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:27,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 02:08:27,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131412895] [2023-11-30 02:08:27,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:27,599 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:08:27,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:27,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:08:27,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:08:27,601 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 73 out of 96 [2023-11-30 02:08:27,601 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 101 transitions, 271 flow. Second operand has 3 states, 3 states have (on average 75.0) internal successors, (225), 3 states have internal predecessors, (225), 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 02:08:27,601 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:27,602 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 73 of 96 [2023-11-30 02:08:27,602 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:27,704 INFO L124 PetriNetUnfolderBase]: 133/655 cut-off events. [2023-11-30 02:08:27,704 INFO L125 PetriNetUnfolderBase]: For 99/156 co-relation queries the response was YES. [2023-11-30 02:08:27,706 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1238 conditions, 655 events. 133/655 cut-off events. For 99/156 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 3895 event pairs, 40 based on Foata normal form. 5/610 useless extension candidates. Maximal degree in co-relation 1195. Up to 253 conditions per place. [2023-11-30 02:08:27,708 INFO L140 encePairwiseOnDemand]: 91/96 looper letters, 39 selfloop transitions, 6 changer transitions 2/118 dead transitions. [2023-11-30 02:08:27,708 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 118 transitions, 433 flow [2023-11-30 02:08:27,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:08:27,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:08:27,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 253 transitions. [2023-11-30 02:08:27,712 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8784722222222222 [2023-11-30 02:08:27,712 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 253 transitions. [2023-11-30 02:08:27,712 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 253 transitions. [2023-11-30 02:08:27,713 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:27,713 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 253 transitions. [2023-11-30 02:08:27,714 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 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 02:08:27,716 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 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 02:08:27,716 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 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 02:08:27,716 INFO L307 CegarLoopForPetriNet]: 97 programPoint places, 1 predicate places. [2023-11-30 02:08:27,717 INFO L500 AbstractCegarLoop]: Abstraction has has 98 places, 118 transitions, 433 flow [2023-11-30 02:08:27,717 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 75.0) internal successors, (225), 3 states have internal predecessors, (225), 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 02:08:27,717 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:27,717 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-30 02:08:27,717 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-30 02:08:27,717 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2023-11-30 02:08:27,719 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:27,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1156977065, now seen corresponding path program 1 times [2023-11-30 02:08:27,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:27,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171714656] [2023-11-30 02:08:27,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:27,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:27,815 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 02:08:27,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:27,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171714656] [2023-11-30 02:08:27,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171714656] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:27,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:27,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 02:08:27,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204428819] [2023-11-30 02:08:27,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:27,818 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:08:27,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:27,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:08:27,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:08:27,821 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 96 [2023-11-30 02:08:27,821 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 118 transitions, 433 flow. Second operand has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 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 02:08:27,821 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:27,821 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 96 [2023-11-30 02:08:27,822 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:27,926 INFO L124 PetriNetUnfolderBase]: 157/743 cut-off events. [2023-11-30 02:08:27,929 INFO L125 PetriNetUnfolderBase]: For 358/501 co-relation queries the response was YES. [2023-11-30 02:08:27,930 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1690 conditions, 743 events. 157/743 cut-off events. For 358/501 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 4553 event pairs, 45 based on Foata normal form. 6/704 useless extension candidates. Maximal degree in co-relation 1645. Up to 271 conditions per place. [2023-11-30 02:08:27,934 INFO L140 encePairwiseOnDemand]: 91/96 looper letters, 34 selfloop transitions, 4 changer transitions 25/132 dead transitions. [2023-11-30 02:08:27,934 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 132 transitions, 639 flow [2023-11-30 02:08:27,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:08:27,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:08:27,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 247 transitions. [2023-11-30 02:08:27,938 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8576388888888888 [2023-11-30 02:08:27,938 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 247 transitions. [2023-11-30 02:08:27,938 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 247 transitions. [2023-11-30 02:08:27,939 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:27,939 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 247 transitions. [2023-11-30 02:08:27,939 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 82.33333333333333) internal successors, (247), 3 states have internal predecessors, (247), 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 02:08:27,940 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 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 02:08:27,941 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 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 02:08:27,941 INFO L307 CegarLoopForPetriNet]: 97 programPoint places, 3 predicate places. [2023-11-30 02:08:27,942 INFO L500 AbstractCegarLoop]: Abstraction has has 100 places, 132 transitions, 639 flow [2023-11-30 02:08:27,942 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 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 02:08:27,942 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:27,942 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-30 02:08:27,942 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-30 02:08:27,942 INFO L425 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2023-11-30 02:08:27,943 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:27,943 INFO L85 PathProgramCache]: Analyzing trace with hash -1738952909, now seen corresponding path program 1 times [2023-11-30 02:08:27,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:27,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556267762] [2023-11-30 02:08:27,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:27,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:27,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:28,169 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 02:08:28,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:28,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556267762] [2023-11-30 02:08:28,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556267762] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:28,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:28,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-30 02:08:28,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325462983] [2023-11-30 02:08:28,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:28,174 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-30 02:08:28,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:28,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-30 02:08:28,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-30 02:08:28,176 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 96 [2023-11-30 02:08:28,176 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 132 transitions, 639 flow. Second operand has 5 states, 5 states have (on average 73.6) internal successors, (368), 5 states have internal predecessors, (368), 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 02:08:28,177 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:28,177 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 96 [2023-11-30 02:08:28,177 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:28,294 INFO L124 PetriNetUnfolderBase]: 97/527 cut-off events. [2023-11-30 02:08:28,294 INFO L125 PetriNetUnfolderBase]: For 541/591 co-relation queries the response was YES. [2023-11-30 02:08:28,295 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1319 conditions, 527 events. 97/527 cut-off events. For 541/591 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 2909 event pairs, 19 based on Foata normal form. 11/516 useless extension candidates. Maximal degree in co-relation 1260. Up to 193 conditions per place. [2023-11-30 02:08:28,296 INFO L140 encePairwiseOnDemand]: 89/96 looper letters, 21 selfloop transitions, 7 changer transitions 30/127 dead transitions. [2023-11-30 02:08:28,296 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 127 transitions, 705 flow [2023-11-30 02:08:28,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-30 02:08:28,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-11-30 02:08:28,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 381 transitions. [2023-11-30 02:08:28,298 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.79375 [2023-11-30 02:08:28,298 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 381 transitions. [2023-11-30 02:08:28,298 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 381 transitions. [2023-11-30 02:08:28,298 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:28,298 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 381 transitions. [2023-11-30 02:08:28,299 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 76.2) internal successors, (381), 5 states have internal predecessors, (381), 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 02:08:28,300 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 96.0) internal successors, (576), 6 states have internal predecessors, (576), 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 02:08:28,300 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 96.0) internal successors, (576), 6 states have internal predecessors, (576), 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 02:08:28,301 INFO L307 CegarLoopForPetriNet]: 97 programPoint places, 6 predicate places. [2023-11-30 02:08:28,301 INFO L500 AbstractCegarLoop]: Abstraction has has 103 places, 127 transitions, 705 flow [2023-11-30 02:08:28,301 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 73.6) internal successors, (368), 5 states have internal predecessors, (368), 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 02:08:28,301 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:08:28,302 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-30 02:08:28,302 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-30 02:08:28,302 INFO L425 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2023-11-30 02:08:28,303 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:08:28,303 INFO L85 PathProgramCache]: Analyzing trace with hash -81782760, now seen corresponding path program 1 times [2023-11-30 02:08:28,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:08:28,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469738068] [2023-11-30 02:08:28,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:08:28,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:08:28,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:08:28,531 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 02:08:28,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:08:28,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469738068] [2023-11-30 02:08:28,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469738068] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:08:28,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:08:28,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-30 02:08:28,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555843737] [2023-11-30 02:08:28,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:08:28,532 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-30 02:08:28,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:08:28,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-30 02:08:28,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-30 02:08:28,533 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 64 out of 96 [2023-11-30 02:08:28,534 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 127 transitions, 705 flow. Second operand has 8 states, 8 states have (on average 67.125) internal successors, (537), 8 states have internal predecessors, (537), 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 02:08:28,534 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:08:28,534 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 64 of 96 [2023-11-30 02:08:28,534 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:08:28,622 INFO L124 PetriNetUnfolderBase]: 19/207 cut-off events. [2023-11-30 02:08:28,622 INFO L125 PetriNetUnfolderBase]: For 352/360 co-relation queries the response was YES. [2023-11-30 02:08:28,622 INFO L83 FinitePrefix]: Finished finitePrefix Result has 567 conditions, 207 events. 19/207 cut-off events. For 352/360 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 570 event pairs, 2 based on Foata normal form. 8/212 useless extension candidates. Maximal degree in co-relation 488. Up to 68 conditions per place. [2023-11-30 02:08:28,623 INFO L140 encePairwiseOnDemand]: 89/96 looper letters, 0 selfloop transitions, 0 changer transitions 103/103 dead transitions. [2023-11-30 02:08:28,623 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 103 transitions, 579 flow [2023-11-30 02:08:28,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-30 02:08:28,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-30 02:08:28,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 418 transitions. [2023-11-30 02:08:28,624 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.7256944444444444 [2023-11-30 02:08:28,624 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 418 transitions. [2023-11-30 02:08:28,624 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 418 transitions. [2023-11-30 02:08:28,624 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:08:28,625 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 418 transitions. [2023-11-30 02:08:28,625 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 69.66666666666667) internal successors, (418), 6 states have internal predecessors, (418), 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 02:08:28,626 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 96.0) internal successors, (672), 7 states have internal predecessors, (672), 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 02:08:28,627 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 96.0) internal successors, (672), 7 states have internal predecessors, (672), 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 02:08:28,628 INFO L307 CegarLoopForPetriNet]: 97 programPoint places, 9 predicate places. [2023-11-30 02:08:28,628 INFO L500 AbstractCegarLoop]: Abstraction has has 106 places, 103 transitions, 579 flow [2023-11-30 02:08:28,629 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 67.125) internal successors, (537), 8 states have internal predecessors, (537), 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 02:08:28,635 INFO L143 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/13-privatized_42-traces-ex-mini_true.i_BEv2_AllErrorsAtOnce [2023-11-30 02:08:28,656 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (5 of 6 remaining) [2023-11-30 02:08:28,657 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 6 remaining) [2023-11-30 02:08:28,657 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 6 remaining) [2023-11-30 02:08:28,658 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 6 remaining) [2023-11-30 02:08:28,658 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 6 remaining) [2023-11-30 02:08:28,658 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 6 remaining) [2023-11-30 02:08:28,658 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-30 02:08:28,658 INFO L457 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-30 02:08:28,662 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-30 02:08:28,662 INFO L172 ceAbstractionStarter]: Computing trace abstraction results [2023-11-30 02:08:28,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 02:08:28 BasicIcfg [2023-11-30 02:08:28,671 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-30 02:08:28,671 INFO L158 Benchmark]: Toolchain (without parser) took 2496.51ms. Allocated memory was 362.8MB in the beginning and 467.7MB in the end (delta: 104.9MB). Free memory was 314.4MB in the beginning and 180.6MB in the end (delta: 133.7MB). Peak memory consumption was 241.7MB. Max. memory is 16.0GB. [2023-11-30 02:08:28,672 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 362.8MB. Free memory is still 318.9MB. There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 02:08:28,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.22ms. Allocated memory is still 362.8MB. Free memory was 314.4MB in the beginning and 294.6MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. [2023-11-30 02:08:28,677 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.04ms. Allocated memory is still 362.8MB. Free memory was 294.6MB in the beginning and 292.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 02:08:28,677 INFO L158 Benchmark]: Boogie Preprocessor took 16.07ms. Allocated memory is still 362.8MB. Free memory was 292.5MB in the beginning and 291.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 02:08:28,677 INFO L158 Benchmark]: RCFGBuilder took 361.53ms. Allocated memory is still 362.8MB. Free memory was 290.9MB in the beginning and 274.6MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. [2023-11-30 02:08:28,679 INFO L158 Benchmark]: TraceAbstraction took 1812.74ms. Allocated memory was 362.8MB in the beginning and 467.7MB in the end (delta: 104.9MB). Free memory was 274.1MB in the beginning and 180.6MB in the end (delta: 93.5MB). Peak memory consumption was 199.8MB. Max. memory is 16.0GB. [2023-11-30 02:08:28,680 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 362.8MB. Free memory is still 318.9MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 276.22ms. Allocated memory is still 362.8MB. Free memory was 314.4MB in the beginning and 294.6MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 25.04ms. Allocated memory is still 362.8MB. Free memory was 294.6MB in the beginning and 292.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 16.07ms. Allocated memory is still 362.8MB. Free memory was 292.5MB in the beginning and 291.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 361.53ms. Allocated memory is still 362.8MB. Free memory was 290.9MB in the beginning and 274.6MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. * TraceAbstraction took 1812.74ms. Allocated memory was 362.8MB in the beginning and 467.7MB in the end (delta: 104.9MB). Free memory was 274.1MB in the beginning and 180.6MB in the end (delta: 93.5MB). Peak memory consumption was 199.8MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 700]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 688]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 690]: 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, 120 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: 1.7s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 80 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 80 mSDsluCounter, 38 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 235 IncrementalHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 36 mSDtfsCounter, 235 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=705occurred in iteration=4, InterpolantAutomatonStates: 20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 748 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-30 02:08:28,695 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...