/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/weaver/test-easy6.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m [2023-11-30 03:29:24,689 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-30 03:29:24,753 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 03:29:24,776 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-30 03:29:24,777 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-30 03:29:24,777 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-30 03:29:24,777 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-30 03:29:24,778 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-30 03:29:24,778 INFO L153 SettingsManager]: * Use SBE=true [2023-11-30 03:29:24,781 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-30 03:29:24,781 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-30 03:29:24,781 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-30 03:29:24,781 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-30 03:29:24,782 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-30 03:29:24,782 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-30 03:29:24,782 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-30 03:29:24,783 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-30 03:29:24,783 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-30 03:29:24,783 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-30 03:29:24,783 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-30 03:29:24,783 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-30 03:29:24,784 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-30 03:29:24,784 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-30 03:29:24,784 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-30 03:29:24,784 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-30 03:29:24,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 03:29:24,785 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-30 03:29:24,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-30 03:29:24,785 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-30 03:29:24,785 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-30 03:29:24,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-30 03:29:24,786 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-30 03:29:24,786 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-30 03:29:24,786 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2023-11-30 03:29:24,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-30 03:29:25,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-30 03:29:25,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-30 03:29:25,016 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-30 03:29:25,019 INFO L274 PluginConnector]: CDTParser initialized [2023-11-30 03:29:25,020 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/test-easy6.wvr.c [2023-11-30 03:29:26,078 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-30 03:29:26,219 INFO L384 CDTParser]: Found 1 translation units. [2023-11-30 03:29:26,220 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-easy6.wvr.c [2023-11-30 03:29:26,225 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd2c16c5d/02357528e6014d3998be9497e454eaf1/FLAG6802aa3ab [2023-11-30 03:29:26,234 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd2c16c5d/02357528e6014d3998be9497e454eaf1 [2023-11-30 03:29:26,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-30 03:29:26,236 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-30 03:29:26,237 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-30 03:29:26,237 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-30 03:29:26,240 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-30 03:29:26,240 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 03:29:26" (1/1) ... [2023-11-30 03:29:26,241 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@389d1d6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:26, skipping insertion in model container [2023-11-30 03:29:26,241 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 03:29:26" (1/1) ... [2023-11-30 03:29:26,261 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-30 03:29:26,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 03:29:26,389 INFO L202 MainTranslator]: Completed pre-run [2023-11-30 03:29:26,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 03:29:26,413 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-30 03:29:26,413 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-30 03:29:26,417 INFO L206 MainTranslator]: Completed translation [2023-11-30 03:29:26,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:26 WrapperNode [2023-11-30 03:29:26,418 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-30 03:29:26,419 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-30 03:29:26,419 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-30 03:29:26,419 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-30 03:29:26,423 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:26" (1/1) ... [2023-11-30 03:29:26,429 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:26" (1/1) ... [2023-11-30 03:29:26,445 INFO L138 Inliner]: procedures = 21, calls = 60, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 234 [2023-11-30 03:29:26,446 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-30 03:29:26,446 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-30 03:29:26,446 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-30 03:29:26,446 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-30 03:29:26,452 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:26" (1/1) ... [2023-11-30 03:29:26,452 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:26" (1/1) ... [2023-11-30 03:29:26,454 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:26" (1/1) ... [2023-11-30 03:29:26,455 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:26" (1/1) ... [2023-11-30 03:29:26,460 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:26" (1/1) ... [2023-11-30 03:29:26,462 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:26" (1/1) ... [2023-11-30 03:29:26,463 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:26" (1/1) ... [2023-11-30 03:29:26,464 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:26" (1/1) ... [2023-11-30 03:29:26,465 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-30 03:29:26,468 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-30 03:29:26,468 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-30 03:29:26,468 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-30 03:29:26,469 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:26" (1/1) ... [2023-11-30 03:29:26,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 03:29:26,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-30 03:29:26,487 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 03:29:26,492 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 03:29:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-30 03:29:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-30 03:29:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-30 03:29:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-30 03:29:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-30 03:29:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-30 03:29:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-30 03:29:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-30 03:29:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-30 03:29:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-30 03:29:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-30 03:29:26,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-30 03:29:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-30 03:29:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-30 03:29:26,507 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 03:29:26,588 INFO L241 CfgBuilder]: Building ICFG [2023-11-30 03:29:26,589 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-30 03:29:26,825 INFO L282 CfgBuilder]: Performing block encoding [2023-11-30 03:29:26,917 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-30 03:29:26,918 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-30 03:29:26,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 03:29:26 BoogieIcfgContainer [2023-11-30 03:29:26,919 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-30 03:29:26,921 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-30 03:29:26,921 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-30 03:29:26,923 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-30 03:29:26,924 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 03:29:26" (1/3) ... [2023-11-30 03:29:26,924 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79cab831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 03:29:26, skipping insertion in model container [2023-11-30 03:29:26,924 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:29:26" (2/3) ... [2023-11-30 03:29:26,925 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79cab831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 03:29:26, skipping insertion in model container [2023-11-30 03:29:26,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 03:29:26" (3/3) ... [2023-11-30 03:29:26,926 INFO L112 eAbstractionObserver]: Analyzing ICFG test-easy6.wvr.c [2023-11-30 03:29:26,937 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-30 03:29:26,938 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2023-11-30 03:29:26,938 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-30 03:29:26,978 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-30 03:29:27,012 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 134 places, 128 transitions, 270 flow [2023-11-30 03:29:27,043 INFO L124 PetriNetUnfolderBase]: 1/126 cut-off events. [2023-11-30 03:29:27,043 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-30 03:29:27,045 INFO L83 FinitePrefix]: Finished finitePrefix Result has 135 conditions, 126 events. 1/126 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 194 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 61. Up to 2 conditions per place. [2023-11-30 03:29:27,046 INFO L82 GeneralOperation]: Start removeDead. Operand has 134 places, 128 transitions, 270 flow [2023-11-30 03:29:27,048 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 112 places, 105 transitions, 222 flow [2023-11-30 03:29:27,054 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-30 03:29:27,058 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;@44320f87, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-30 03:29:27,059 INFO L363 AbstractCegarLoop]: Starting to check reachability of 65 error locations. [2023-11-30 03:29:27,063 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-30 03:29:27,063 INFO L124 PetriNetUnfolderBase]: 0/25 cut-off events. [2023-11-30 03:29:27,063 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 03:29:27,064 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 03:29:27,064 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] [2023-11-30 03:29:27,064 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2023-11-30 03:29:27,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 03:29:27,068 INFO L85 PathProgramCache]: Analyzing trace with hash -1667414410, now seen corresponding path program 1 times [2023-11-30 03:29:27,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 03:29:27,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67960975] [2023-11-30 03:29:27,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 03:29:27,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 03:29:27,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 03:29:27,206 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 03:29:27,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 03:29:27,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67960975] [2023-11-30 03:29:27,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67960975] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 03:29:27,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 03:29:27,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-30 03:29:27,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992990879] [2023-11-30 03:29:27,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 03:29:27,214 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-30 03:29:27,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 03:29:27,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-30 03:29:27,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-30 03:29:27,237 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 128 [2023-11-30 03:29:27,240 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 105 transitions, 222 flow. Second operand has 2 states, 2 states have (on average 75.0) internal successors, (150), 2 states have internal predecessors, (150), 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 03:29:27,240 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 03:29:27,240 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 128 [2023-11-30 03:29:27,241 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 03:29:27,407 INFO L124 PetriNetUnfolderBase]: 99/315 cut-off events. [2023-11-30 03:29:27,407 INFO L125 PetriNetUnfolderBase]: For 44/44 co-relation queries the response was YES. [2023-11-30 03:29:27,409 INFO L83 FinitePrefix]: Finished finitePrefix Result has 572 conditions, 315 events. 99/315 cut-off events. For 44/44 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1257 event pairs, 99 based on Foata normal form. 0/305 useless extension candidates. Maximal degree in co-relation 471. Up to 221 conditions per place. [2023-11-30 03:29:27,412 INFO L140 encePairwiseOnDemand]: 98/128 looper letters, 22 selfloop transitions, 0 changer transitions 0/75 dead transitions. [2023-11-30 03:29:27,412 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 75 transitions, 206 flow [2023-11-30 03:29:27,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-30 03:29:27,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-30 03:29:27,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 200 transitions. [2023-11-30 03:29:27,423 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.78125 [2023-11-30 03:29:27,423 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 200 transitions. [2023-11-30 03:29:27,424 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 200 transitions. [2023-11-30 03:29:27,424 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 03:29:27,426 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 200 transitions. [2023-11-30 03:29:27,430 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 100.0) internal successors, (200), 2 states have internal predecessors, (200), 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 03:29:27,433 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 128.0) internal successors, (384), 3 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 03:29:27,433 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 128.0) internal successors, (384), 3 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 03:29:27,436 INFO L307 CegarLoopForPetriNet]: 112 programPoint places, -29 predicate places. [2023-11-30 03:29:27,436 INFO L500 AbstractCegarLoop]: Abstraction has has 83 places, 75 transitions, 206 flow [2023-11-30 03:29:27,436 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 75.0) internal successors, (150), 2 states have internal predecessors, (150), 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 03:29:27,436 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 03:29:27,437 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 03:29:27,437 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-30 03:29:27,437 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2023-11-30 03:29:27,437 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 03:29:27,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1804668066, now seen corresponding path program 1 times [2023-11-30 03:29:27,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 03:29:27,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202285383] [2023-11-30 03:29:27,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 03:29:27,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 03:29:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 03:29:27,884 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 03:29:27,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 03:29:27,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202285383] [2023-11-30 03:29:27,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202285383] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 03:29:27,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 03:29:27,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-30 03:29:27,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339295740] [2023-11-30 03:29:27,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 03:29:27,891 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-30 03:29:27,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 03:29:27,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-30 03:29:27,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-30 03:29:27,895 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 55 out of 128 [2023-11-30 03:29:27,895 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 75 transitions, 206 flow. Second operand has 6 states, 6 states have (on average 56.833333333333336) internal successors, (341), 6 states have internal predecessors, (341), 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 03:29:27,895 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 03:29:27,896 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 55 of 128 [2023-11-30 03:29:27,896 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 03:29:28,335 INFO L124 PetriNetUnfolderBase]: 1233/2122 cut-off events. [2023-11-30 03:29:28,335 INFO L125 PetriNetUnfolderBase]: For 1012/1032 co-relation queries the response was YES. [2023-11-30 03:29:28,340 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5531 conditions, 2122 events. 1233/2122 cut-off events. For 1012/1032 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 10965 event pairs, 270 based on Foata normal form. 0/2106 useless extension candidates. Maximal degree in co-relation 5405. Up to 1355 conditions per place. [2023-11-30 03:29:28,348 INFO L140 encePairwiseOnDemand]: 123/128 looper letters, 105 selfloop transitions, 4 changer transitions 0/146 dead transitions. [2023-11-30 03:29:28,349 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 146 transitions, 710 flow [2023-11-30 03:29:28,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-30 03:29:28,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-30 03:29:28,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 440 transitions. [2023-11-30 03:29:28,353 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.5729166666666666 [2023-11-30 03:29:28,353 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 440 transitions. [2023-11-30 03:29:28,353 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 440 transitions. [2023-11-30 03:29:28,353 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 03:29:28,353 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 440 transitions. [2023-11-30 03:29:28,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 73.33333333333333) internal successors, (440), 6 states have internal predecessors, (440), 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 03:29:28,357 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 128.0) internal successors, (896), 7 states have internal predecessors, (896), 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 03:29:28,358 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 128.0) internal successors, (896), 7 states have internal predecessors, (896), 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 03:29:28,359 INFO L307 CegarLoopForPetriNet]: 112 programPoint places, -25 predicate places. [2023-11-30 03:29:28,359 INFO L500 AbstractCegarLoop]: Abstraction has has 87 places, 146 transitions, 710 flow [2023-11-30 03:29:28,359 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 56.833333333333336) internal successors, (341), 6 states have internal predecessors, (341), 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 03:29:28,359 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 03:29:28,359 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] [2023-11-30 03:29:28,360 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-30 03:29:28,360 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2023-11-30 03:29:28,360 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 03:29:28,360 INFO L85 PathProgramCache]: Analyzing trace with hash -592462294, now seen corresponding path program 1 times [2023-11-30 03:29:28,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 03:29:28,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037579383] [2023-11-30 03:29:28,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 03:29:28,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 03:29:28,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 03:29:28,675 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 03:29:28,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 03:29:28,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037579383] [2023-11-30 03:29:28,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037579383] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 03:29:28,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 03:29:28,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-30 03:29:28,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294664363] [2023-11-30 03:29:28,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 03:29:28,678 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-30 03:29:28,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 03:29:28,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-30 03:29:28,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-30 03:29:28,680 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 55 out of 128 [2023-11-30 03:29:28,682 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 146 transitions, 710 flow. Second operand has 6 states, 6 states have (on average 59.333333333333336) internal successors, (356), 6 states have internal predecessors, (356), 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 03:29:28,683 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 03:29:28,683 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 55 of 128 [2023-11-30 03:29:28,683 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 03:29:28,965 INFO L124 PetriNetUnfolderBase]: 1242/2147 cut-off events. [2023-11-30 03:29:28,965 INFO L125 PetriNetUnfolderBase]: For 1084/1088 co-relation queries the response was YES. [2023-11-30 03:29:28,968 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7500 conditions, 2147 events. 1242/2147 cut-off events. For 1084/1088 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 11014 event pairs, 279 based on Foata normal form. 0/2135 useless extension candidates. Maximal degree in co-relation 6971. Up to 1840 conditions per place. [2023-11-30 03:29:28,977 INFO L140 encePairwiseOnDemand]: 123/128 looper letters, 140 selfloop transitions, 4 changer transitions 0/181 dead transitions. [2023-11-30 03:29:28,978 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 181 transitions, 1210 flow [2023-11-30 03:29:28,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-30 03:29:28,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-30 03:29:28,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 403 transitions. [2023-11-30 03:29:28,979 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.5247395833333334 [2023-11-30 03:29:28,979 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 403 transitions. [2023-11-30 03:29:28,979 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 403 transitions. [2023-11-30 03:29:28,979 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 03:29:28,979 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 403 transitions. [2023-11-30 03:29:28,980 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 67.16666666666667) internal successors, (403), 6 states have internal predecessors, (403), 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 03:29:28,981 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 128.0) internal successors, (896), 7 states have internal predecessors, (896), 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 03:29:28,982 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 128.0) internal successors, (896), 7 states have internal predecessors, (896), 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 03:29:28,983 INFO L307 CegarLoopForPetriNet]: 112 programPoint places, -21 predicate places. [2023-11-30 03:29:28,983 INFO L500 AbstractCegarLoop]: Abstraction has has 91 places, 181 transitions, 1210 flow [2023-11-30 03:29:28,984 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 59.333333333333336) internal successors, (356), 6 states have internal predecessors, (356), 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 03:29:28,984 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 03:29:28,984 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-30 03:29:28,984 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-30 03:29:28,984 INFO L425 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2023-11-30 03:29:28,984 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 03:29:28,985 INFO L85 PathProgramCache]: Analyzing trace with hash -1935158810, now seen corresponding path program 1 times [2023-11-30 03:29:28,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 03:29:28,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082259736] [2023-11-30 03:29:28,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 03:29:28,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 03:29:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 03:29:29,034 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 03:29:29,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 03:29:29,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082259736] [2023-11-30 03:29:29,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082259736] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 03:29:29,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 03:29:29,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 03:29:29,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966157523] [2023-11-30 03:29:29,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 03:29:29,035 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 03:29:29,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 03:29:29,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 03:29:29,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 03:29:29,039 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 128 [2023-11-30 03:29:29,040 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 181 transitions, 1210 flow. Second operand has 3 states, 3 states have (on average 79.0) internal successors, (237), 3 states have internal predecessors, (237), 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 03:29:29,040 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 03:29:29,040 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 128 [2023-11-30 03:29:29,040 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 03:29:29,238 INFO L124 PetriNetUnfolderBase]: 1287/2231 cut-off events. [2023-11-30 03:29:29,238 INFO L125 PetriNetUnfolderBase]: For 3220/3226 co-relation queries the response was YES. [2023-11-30 03:29:29,241 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9205 conditions, 2231 events. 1287/2231 cut-off events. For 3220/3226 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 11542 event pairs, 248 based on Foata normal form. 1/2220 useless extension candidates. Maximal degree in co-relation 8541. Up to 1906 conditions per place. [2023-11-30 03:29:29,245 INFO L140 encePairwiseOnDemand]: 122/128 looper letters, 0 selfloop transitions, 0 changer transitions 276/276 dead transitions. [2023-11-30 03:29:29,245 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 276 transitions, 2436 flow [2023-11-30 03:29:29,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 03:29:29,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 03:29:29,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 257 transitions. [2023-11-30 03:29:29,247 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.6692708333333334 [2023-11-30 03:29:29,247 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 257 transitions. [2023-11-30 03:29:29,247 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 257 transitions. [2023-11-30 03:29:29,247 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 03:29:29,247 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 257 transitions. [2023-11-30 03:29:29,248 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 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 03:29:29,249 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 128.0) internal successors, (512), 4 states have internal predecessors, (512), 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 03:29:29,249 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 128.0) internal successors, (512), 4 states have internal predecessors, (512), 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 03:29:29,250 INFO L307 CegarLoopForPetriNet]: 112 programPoint places, -20 predicate places. [2023-11-30 03:29:29,251 INFO L500 AbstractCegarLoop]: Abstraction has has 92 places, 276 transitions, 2436 flow [2023-11-30 03:29:29,251 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 79.0) internal successors, (237), 3 states have internal predecessors, (237), 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 03:29:29,256 INFO L143 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/test-easy6.wvr.c_BEv2_AllErrorsAtOnce [2023-11-30 03:29:29,278 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (64 of 65 remaining) [2023-11-30 03:29:29,279 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (63 of 65 remaining) [2023-11-30 03:29:29,279 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (62 of 65 remaining) [2023-11-30 03:29:29,279 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (61 of 65 remaining) [2023-11-30 03:29:29,279 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (60 of 65 remaining) [2023-11-30 03:29:29,279 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (59 of 65 remaining) [2023-11-30 03:29:29,279 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (58 of 65 remaining) [2023-11-30 03:29:29,279 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (57 of 65 remaining) [2023-11-30 03:29:29,279 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (56 of 65 remaining) [2023-11-30 03:29:29,279 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (55 of 65 remaining) [2023-11-30 03:29:29,279 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (54 of 65 remaining) [2023-11-30 03:29:29,280 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (53 of 65 remaining) [2023-11-30 03:29:29,280 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (52 of 65 remaining) [2023-11-30 03:29:29,280 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (51 of 65 remaining) [2023-11-30 03:29:29,280 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (50 of 65 remaining) [2023-11-30 03:29:29,280 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (49 of 65 remaining) [2023-11-30 03:29:29,280 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (48 of 65 remaining) [2023-11-30 03:29:29,280 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (47 of 65 remaining) [2023-11-30 03:29:29,280 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (46 of 65 remaining) [2023-11-30 03:29:29,280 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (45 of 65 remaining) [2023-11-30 03:29:29,280 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (44 of 65 remaining) [2023-11-30 03:29:29,281 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (43 of 65 remaining) [2023-11-30 03:29:29,281 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (42 of 65 remaining) [2023-11-30 03:29:29,284 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (41 of 65 remaining) [2023-11-30 03:29:29,284 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (40 of 65 remaining) [2023-11-30 03:29:29,284 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (39 of 65 remaining) [2023-11-30 03:29:29,284 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (38 of 65 remaining) [2023-11-30 03:29:29,284 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (37 of 65 remaining) [2023-11-30 03:29:29,285 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (36 of 65 remaining) [2023-11-30 03:29:29,285 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (35 of 65 remaining) [2023-11-30 03:29:29,285 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (34 of 65 remaining) [2023-11-30 03:29:29,285 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (33 of 65 remaining) [2023-11-30 03:29:29,285 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (32 of 65 remaining) [2023-11-30 03:29:29,285 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (31 of 65 remaining) [2023-11-30 03:29:29,285 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (30 of 65 remaining) [2023-11-30 03:29:29,285 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (29 of 65 remaining) [2023-11-30 03:29:29,285 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (28 of 65 remaining) [2023-11-30 03:29:29,285 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (27 of 65 remaining) [2023-11-30 03:29:29,285 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (26 of 65 remaining) [2023-11-30 03:29:29,286 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (25 of 65 remaining) [2023-11-30 03:29:29,286 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (24 of 65 remaining) [2023-11-30 03:29:29,286 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (23 of 65 remaining) [2023-11-30 03:29:29,286 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (22 of 65 remaining) [2023-11-30 03:29:29,286 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (21 of 65 remaining) [2023-11-30 03:29:29,287 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (20 of 65 remaining) [2023-11-30 03:29:29,287 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (19 of 65 remaining) [2023-11-30 03:29:29,287 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (18 of 65 remaining) [2023-11-30 03:29:29,287 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (17 of 65 remaining) [2023-11-30 03:29:29,287 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (16 of 65 remaining) [2023-11-30 03:29:29,287 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (15 of 65 remaining) [2023-11-30 03:29:29,288 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (14 of 65 remaining) [2023-11-30 03:29:29,288 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (13 of 65 remaining) [2023-11-30 03:29:29,288 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (12 of 65 remaining) [2023-11-30 03:29:29,288 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (11 of 65 remaining) [2023-11-30 03:29:29,288 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (10 of 65 remaining) [2023-11-30 03:29:29,289 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (9 of 65 remaining) [2023-11-30 03:29:29,291 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (8 of 65 remaining) [2023-11-30 03:29:29,291 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (7 of 65 remaining) [2023-11-30 03:29:29,291 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (6 of 65 remaining) [2023-11-30 03:29:29,291 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (5 of 65 remaining) [2023-11-30 03:29:29,292 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (4 of 65 remaining) [2023-11-30 03:29:29,292 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (3 of 65 remaining) [2023-11-30 03:29:29,292 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (2 of 65 remaining) [2023-11-30 03:29:29,292 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (1 of 65 remaining) [2023-11-30 03:29:29,293 INFO L810 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (0 of 65 remaining) [2023-11-30 03:29:29,293 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-30 03:29:29,293 INFO L457 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-30 03:29:29,297 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-30 03:29:29,297 INFO L172 ceAbstractionStarter]: Computing trace abstraction results [2023-11-30 03:29:29,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 03:29:29 BasicIcfg [2023-11-30 03:29:29,303 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-30 03:29:29,305 INFO L158 Benchmark]: Toolchain (without parser) took 3067.30ms. Allocated memory was 339.7MB in the beginning and 474.0MB in the end (delta: 134.2MB). Free memory was 287.2MB in the beginning and 240.3MB in the end (delta: 47.0MB). Peak memory consumption was 183.8MB. Max. memory is 16.0GB. [2023-11-30 03:29:29,305 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 339.7MB. Free memory is still 287.5MB. There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 03:29:29,306 INFO L158 Benchmark]: CACSL2BoogieTranslator took 181.04ms. Allocated memory is still 339.7MB. Free memory was 286.7MB in the beginning and 274.9MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB. [2023-11-30 03:29:29,306 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.18ms. Allocated memory is still 339.7MB. Free memory was 274.9MB in the beginning and 272.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 03:29:29,306 INFO L158 Benchmark]: Boogie Preprocessor took 19.32ms. Allocated memory is still 339.7MB. Free memory was 272.8MB in the beginning and 271.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 03:29:29,306 INFO L158 Benchmark]: RCFGBuilder took 451.05ms. Allocated memory is still 339.7MB. Free memory was 271.4MB in the beginning and 233.6MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.0GB. [2023-11-30 03:29:29,307 INFO L158 Benchmark]: TraceAbstraction took 2382.01ms. Allocated memory was 339.7MB in the beginning and 474.0MB in the end (delta: 134.2MB). Free memory was 233.0MB in the beginning and 240.3MB in the end (delta: -7.3MB). Peak memory consumption was 129.3MB. Max. memory is 16.0GB. [2023-11-30 03:29:29,308 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 339.7MB. Free memory is still 287.5MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 181.04ms. Allocated memory is still 339.7MB. Free memory was 286.7MB in the beginning and 274.9MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 27.18ms. Allocated memory is still 339.7MB. Free memory was 274.9MB in the beginning and 272.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 19.32ms. Allocated memory is still 339.7MB. Free memory was 272.8MB in the beginning and 271.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 451.05ms. Allocated memory is still 339.7MB. Free memory was 271.4MB in the beginning and 233.6MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.0GB. * TraceAbstraction took 2382.01ms. Allocated memory was 339.7MB in the beginning and 474.0MB in the end (delta: 134.2MB). Free memory was 233.0MB in the beginning and 240.3MB in the end (delta: -7.3MB). Peak memory consumption was 129.3MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 186 locations, 65 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: 2.3s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 140 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 140 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 442 IncrementalHoareTripleChecker+Invalid, 452 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 16 mSDtfsCounter, 442 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2436occurred in iteration=4, InterpolantAutomatonStates: 17, 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, 0.7s InterpolantComputationTime, 192 NumberOfCodeBlocks, 192 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 188 ConstructedInterpolants, 0 QuantifiedInterpolants, 352 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 33 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-30 03:29:29,331 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...