/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/pthread-wmm/safe024_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m [2023-11-30 00:59:56,663 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-30 00:59:56,700 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 00:59:56,715 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-30 00:59:56,715 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-30 00:59:56,715 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-30 00:59:56,716 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-30 00:59:56,716 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-30 00:59:56,716 INFO L153 SettingsManager]: * Use SBE=true [2023-11-30 00:59:56,717 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-30 00:59:56,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-30 00:59:56,717 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-30 00:59:56,717 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-30 00:59:56,717 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-30 00:59:56,718 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-30 00:59:56,718 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-30 00:59:56,718 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-30 00:59:56,718 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-30 00:59:56,718 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-30 00:59:56,719 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-30 00:59:56,719 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-30 00:59:56,719 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-30 00:59:56,719 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-30 00:59:56,720 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-30 00:59:56,720 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-30 00:59:56,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 00:59:56,720 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-30 00:59:56,720 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-30 00:59:56,720 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-30 00:59:56,721 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-30 00:59:56,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-30 00:59:56,721 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-30 00:59:56,721 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-30 00:59:56,721 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2023-11-30 00:59:56,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-30 00:59:56,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-30 00:59:56,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-30 00:59:56,917 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-30 00:59:56,917 INFO L274 PluginConnector]: CDTParser initialized [2023-11-30 00:59:56,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe024_tso.i [2023-11-30 00:59:58,012 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-30 00:59:58,214 INFO L384 CDTParser]: Found 1 translation units. [2023-11-30 00:59:58,214 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe024_tso.i [2023-11-30 00:59:58,226 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8865e673/0fa0ef265bd947fd8adc267b961eb343/FLAG5537fe467 [2023-11-30 00:59:58,237 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8865e673/0fa0ef265bd947fd8adc267b961eb343 [2023-11-30 00:59:58,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-30 00:59:58,240 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-30 00:59:58,241 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-30 00:59:58,241 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-30 00:59:58,244 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-30 00:59:58,245 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:59:58" (1/1) ... [2023-11-30 00:59:58,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@540e6265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:58, skipping insertion in model container [2023-11-30 00:59:58,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:59:58" (1/1) ... [2023-11-30 00:59:58,282 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-30 00:59:58,518 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 00:59:58,529 INFO L202 MainTranslator]: Completed pre-run [2023-11-30 00:59:58,595 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 00:59:58,616 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-30 00:59:58,616 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-30 00:59:58,621 INFO L206 MainTranslator]: Completed translation [2023-11-30 00:59:58,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:58 WrapperNode [2023-11-30 00:59:58,621 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-30 00:59:58,622 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-30 00:59:58,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-30 00:59:58,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-30 00:59:58,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:58" (1/1) ... [2023-11-30 00:59:58,639 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:58" (1/1) ... [2023-11-30 00:59:58,652 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 102 [2023-11-30 00:59:58,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-30 00:59:58,653 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-30 00:59:58,653 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-30 00:59:58,653 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-30 00:59:58,659 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:58" (1/1) ... [2023-11-30 00:59:58,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:58" (1/1) ... [2023-11-30 00:59:58,662 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:58" (1/1) ... [2023-11-30 00:59:58,662 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:58" (1/1) ... [2023-11-30 00:59:58,666 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:58" (1/1) ... [2023-11-30 00:59:58,667 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:58" (1/1) ... [2023-11-30 00:59:58,668 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:58" (1/1) ... [2023-11-30 00:59:58,669 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:58" (1/1) ... [2023-11-30 00:59:58,671 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-30 00:59:58,679 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-30 00:59:58,679 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-30 00:59:58,679 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-30 00:59:58,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:58" (1/1) ... [2023-11-30 00:59:58,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 00:59:58,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-30 00:59:58,733 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 00:59:58,739 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 00:59:58,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-30 00:59:58,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-30 00:59:58,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-30 00:59:58,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-30 00:59:58,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-30 00:59:58,755 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-30 00:59:58,755 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-30 00:59:58,755 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-30 00:59:58,755 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-30 00:59:58,755 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-30 00:59:58,756 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-30 00:59:58,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-30 00:59:58,756 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-30 00:59:58,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-30 00:59:58,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-30 00:59:58,757 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 00:59:58,859 INFO L241 CfgBuilder]: Building ICFG [2023-11-30 00:59:58,861 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-30 00:59:59,072 INFO L282 CfgBuilder]: Performing block encoding [2023-11-30 00:59:59,187 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-30 00:59:59,187 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-30 00:59:59,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:59:59 BoogieIcfgContainer [2023-11-30 00:59:59,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-30 00:59:59,192 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-30 00:59:59,192 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-30 00:59:59,194 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-30 00:59:59,194 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 12:59:58" (1/3) ... [2023-11-30 00:59:59,195 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b9ff53e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:59:59, skipping insertion in model container [2023-11-30 00:59:59,195 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:58" (2/3) ... [2023-11-30 00:59:59,195 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b9ff53e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:59:59, skipping insertion in model container [2023-11-30 00:59:59,195 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:59:59" (3/3) ... [2023-11-30 00:59:59,197 INFO L112 eAbstractionObserver]: Analyzing ICFG safe024_tso.i [2023-11-30 00:59:59,211 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-30 00:59:59,211 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 23 error locations. [2023-11-30 00:59:59,211 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-30 00:59:59,255 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-30 00:59:59,288 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 132 places, 125 transitions, 262 flow [2023-11-30 00:59:59,336 INFO L124 PetriNetUnfolderBase]: 3/122 cut-off events. [2023-11-30 00:59:59,337 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 00:59:59,340 INFO L83 FinitePrefix]: Finished finitePrefix Result has 132 conditions, 122 events. 3/122 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 141 event pairs, 0 based on Foata normal form. 0/96 useless extension candidates. Maximal degree in co-relation 104. Up to 2 conditions per place. [2023-11-30 00:59:59,341 INFO L82 GeneralOperation]: Start removeDead. Operand has 132 places, 125 transitions, 262 flow [2023-11-30 00:59:59,346 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 129 places, 122 transitions, 253 flow [2023-11-30 00:59:59,356 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-30 00:59:59,361 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;@65072c78, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-30 00:59:59,361 INFO L363 AbstractCegarLoop]: Starting to check reachability of 41 error locations. [2023-11-30 00:59:59,369 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-30 00:59:59,369 INFO L124 PetriNetUnfolderBase]: 0/25 cut-off events. [2023-11-30 00:59:59,369 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 00:59:59,369 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 00:59:59,370 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] [2023-11-30 00:59:59,370 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 37 more)] === [2023-11-30 00:59:59,373 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 00:59:59,373 INFO L85 PathProgramCache]: Analyzing trace with hash 343286241, now seen corresponding path program 1 times [2023-11-30 00:59:59,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 00:59:59,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253504260] [2023-11-30 00:59:59,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 00:59:59,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 00:59:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 00:59:59,517 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 00:59:59,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 00:59:59,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253504260] [2023-11-30 00:59:59,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253504260] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 00:59:59,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 00:59:59,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-30 00:59:59,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769260886] [2023-11-30 00:59:59,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 00:59:59,531 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-30 00:59:59,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 00:59:59,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-30 00:59:59,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-30 00:59:59,553 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 125 [2023-11-30 00:59:59,555 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 122 transitions, 253 flow. Second operand has 2 states, 2 states have (on average 87.0) internal successors, (174), 2 states have internal predecessors, (174), 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 00:59:59,555 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 00:59:59,555 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 125 [2023-11-30 00:59:59,556 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 00:59:59,787 INFO L124 PetriNetUnfolderBase]: 396/911 cut-off events. [2023-11-30 00:59:59,787 INFO L125 PetriNetUnfolderBase]: For 21/21 co-relation queries the response was YES. [2023-11-30 00:59:59,791 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1566 conditions, 911 events. 396/911 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 5688 event pairs, 396 based on Foata normal form. 110/961 useless extension candidates. Maximal degree in co-relation 1536. Up to 609 conditions per place. [2023-11-30 00:59:59,797 INFO L140 encePairwiseOnDemand]: 101/125 looper letters, 14 selfloop transitions, 0 changer transitions 0/95 dead transitions. [2023-11-30 00:59:59,797 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 95 transitions, 227 flow [2023-11-30 00:59:59,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-30 00:59:59,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-30 00:59:59,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 210 transitions. [2023-11-30 00:59:59,806 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.84 [2023-11-30 00:59:59,807 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 210 transitions. [2023-11-30 00:59:59,807 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 210 transitions. [2023-11-30 00:59:59,808 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 00:59:59,809 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 210 transitions. [2023-11-30 00:59:59,814 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 105.0) internal successors, (210), 2 states have internal predecessors, (210), 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 00:59:59,817 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 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 00:59:59,817 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 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 00:59:59,821 INFO L307 CegarLoopForPetriNet]: 129 programPoint places, -23 predicate places. [2023-11-30 00:59:59,821 INFO L500 AbstractCegarLoop]: Abstraction has has 106 places, 95 transitions, 227 flow [2023-11-30 00:59:59,821 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 87.0) internal successors, (174), 2 states have internal predecessors, (174), 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 00:59:59,821 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 00:59:59,821 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] [2023-11-30 00:59:59,821 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-30 00:59:59,822 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 37 more)] === [2023-11-30 00:59:59,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 00:59:59,822 INFO L85 PathProgramCache]: Analyzing trace with hash -62109261, now seen corresponding path program 1 times [2023-11-30 00:59:59,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 00:59:59,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876356124] [2023-11-30 00:59:59,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 00:59:59,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 00:59:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 00:59:59,946 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 00:59:59,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 00:59:59,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876356124] [2023-11-30 00:59:59,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876356124] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 00:59:59,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 00:59:59,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 00:59:59,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784634533] [2023-11-30 00:59:59,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 00:59:59,948 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 00:59:59,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 00:59:59,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 00:59:59,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 00:59:59,950 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 125 [2023-11-30 00:59:59,951 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 95 transitions, 227 flow. Second operand has 3 states, 3 states have (on average 85.0) internal successors, (255), 3 states have internal predecessors, (255), 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 00:59:59,951 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 00:59:59,951 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 125 [2023-11-30 00:59:59,951 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 01:00:00,283 INFO L124 PetriNetUnfolderBase]: 684/3150 cut-off events. [2023-11-30 01:00:00,283 INFO L125 PetriNetUnfolderBase]: For 469/577 co-relation queries the response was YES. [2023-11-30 01:00:00,289 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5118 conditions, 3150 events. 684/3150 cut-off events. For 469/577 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 29363 event pairs, 252 based on Foata normal form. 0/2944 useless extension candidates. Maximal degree in co-relation 5086. Up to 897 conditions per place. [2023-11-30 01:00:00,299 INFO L140 encePairwiseOnDemand]: 123/125 looper letters, 24 selfloop transitions, 1 changer transitions 0/103 dead transitions. [2023-11-30 01:00:00,299 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 103 transitions, 311 flow [2023-11-30 01:00:00,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 01:00:00,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 01:00:00,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 275 transitions. [2023-11-30 01:00:00,303 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.7333333333333333 [2023-11-30 01:00:00,303 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 275 transitions. [2023-11-30 01:00:00,304 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 275 transitions. [2023-11-30 01:00:00,304 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 01:00:00,304 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 275 transitions. [2023-11-30 01:00:00,305 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 91.66666666666667) internal successors, (275), 3 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 01:00:00,307 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 125.0) internal successors, (500), 4 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 01:00:00,308 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 125.0) internal successors, (500), 4 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 01:00:00,308 INFO L307 CegarLoopForPetriNet]: 129 programPoint places, -22 predicate places. [2023-11-30 01:00:00,308 INFO L500 AbstractCegarLoop]: Abstraction has has 107 places, 103 transitions, 311 flow [2023-11-30 01:00:00,309 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.0) internal successors, (255), 3 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 01:00:00,309 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 01:00:00,309 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 01:00:00,309 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-30 01:00:00,309 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 37 more)] === [2023-11-30 01:00:00,309 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 01:00:00,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1888042957, now seen corresponding path program 1 times [2023-11-30 01:00:00,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 01:00:00,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297443937] [2023-11-30 01:00:00,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 01:00:00,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 01:00:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 01:00:00,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 01:00:00,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 01:00:00,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297443937] [2023-11-30 01:00:00,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297443937] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 01:00:00,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 01:00:00,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 01:00:00,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870012966] [2023-11-30 01:00:00,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 01:00:00,404 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 01:00:00,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 01:00:00,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 01:00:00,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 01:00:00,408 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 125 [2023-11-30 01:00:00,409 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 103 transitions, 311 flow. Second operand has 3 states, 3 states have (on average 85.33333333333333) internal successors, (256), 3 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 01:00:00,409 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 01:00:00,409 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 125 [2023-11-30 01:00:00,411 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 01:00:00,679 INFO L124 PetriNetUnfolderBase]: 972/3374 cut-off events. [2023-11-30 01:00:00,680 INFO L125 PetriNetUnfolderBase]: For 2214/2430 co-relation queries the response was YES. [2023-11-30 01:00:00,686 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7231 conditions, 3374 events. 972/3374 cut-off events. For 2214/2430 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 29240 event pairs, 252 based on Foata normal form. 0/3232 useless extension candidates. Maximal degree in co-relation 7197. Up to 1185 conditions per place. [2023-11-30 01:00:00,689 INFO L140 encePairwiseOnDemand]: 123/125 looper letters, 0 selfloop transitions, 0 changer transitions 111/111 dead transitions. [2023-11-30 01:00:00,689 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 111 transitions, 431 flow [2023-11-30 01:00:00,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 01:00:00,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 01:00:00,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 275 transitions. [2023-11-30 01:00:00,690 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.7333333333333333 [2023-11-30 01:00:00,690 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 275 transitions. [2023-11-30 01:00:00,690 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 275 transitions. [2023-11-30 01:00:00,691 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 01:00:00,691 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 275 transitions. [2023-11-30 01:00:00,691 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 91.66666666666667) internal successors, (275), 3 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 01:00:00,692 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 125.0) internal successors, (500), 4 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 01:00:00,692 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 125.0) internal successors, (500), 4 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 01:00:00,693 INFO L307 CegarLoopForPetriNet]: 129 programPoint places, -21 predicate places. [2023-11-30 01:00:00,693 INFO L500 AbstractCegarLoop]: Abstraction has has 108 places, 111 transitions, 431 flow [2023-11-30 01:00:00,693 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.33333333333333) internal successors, (256), 3 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 01:00:00,697 INFO L143 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/safe024_tso.i_BEv2_AllErrorsAtOnce [2023-11-30 01:00:00,721 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (40 of 41 remaining) [2023-11-30 01:00:00,722 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (39 of 41 remaining) [2023-11-30 01:00:00,722 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (38 of 41 remaining) [2023-11-30 01:00:00,722 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (37 of 41 remaining) [2023-11-30 01:00:00,722 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (36 of 41 remaining) [2023-11-30 01:00:00,722 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (35 of 41 remaining) [2023-11-30 01:00:00,722 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (34 of 41 remaining) [2023-11-30 01:00:00,722 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (33 of 41 remaining) [2023-11-30 01:00:00,723 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (32 of 41 remaining) [2023-11-30 01:00:00,723 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (31 of 41 remaining) [2023-11-30 01:00:00,723 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (30 of 41 remaining) [2023-11-30 01:00:00,723 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (29 of 41 remaining) [2023-11-30 01:00:00,723 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (28 of 41 remaining) [2023-11-30 01:00:00,723 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (27 of 41 remaining) [2023-11-30 01:00:00,723 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (26 of 41 remaining) [2023-11-30 01:00:00,723 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (25 of 41 remaining) [2023-11-30 01:00:00,724 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (24 of 41 remaining) [2023-11-30 01:00:00,724 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (23 of 41 remaining) [2023-11-30 01:00:00,724 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (22 of 41 remaining) [2023-11-30 01:00:00,724 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (21 of 41 remaining) [2023-11-30 01:00:00,724 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (20 of 41 remaining) [2023-11-30 01:00:00,724 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (19 of 41 remaining) [2023-11-30 01:00:00,724 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (18 of 41 remaining) [2023-11-30 01:00:00,724 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 41 remaining) [2023-11-30 01:00:00,724 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 41 remaining) [2023-11-30 01:00:00,725 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 41 remaining) [2023-11-30 01:00:00,725 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (14 of 41 remaining) [2023-11-30 01:00:00,725 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (13 of 41 remaining) [2023-11-30 01:00:00,725 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (12 of 41 remaining) [2023-11-30 01:00:00,725 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (11 of 41 remaining) [2023-11-30 01:00:00,725 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (10 of 41 remaining) [2023-11-30 01:00:00,725 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (9 of 41 remaining) [2023-11-30 01:00:00,725 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (8 of 41 remaining) [2023-11-30 01:00:00,725 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (7 of 41 remaining) [2023-11-30 01:00:00,726 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (6 of 41 remaining) [2023-11-30 01:00:00,726 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (5 of 41 remaining) [2023-11-30 01:00:00,726 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (4 of 41 remaining) [2023-11-30 01:00:00,726 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (3 of 41 remaining) [2023-11-30 01:00:00,726 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (2 of 41 remaining) [2023-11-30 01:00:00,726 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (1 of 41 remaining) [2023-11-30 01:00:00,726 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (0 of 41 remaining) [2023-11-30 01:00:00,726 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-30 01:00:00,727 INFO L457 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-30 01:00:00,730 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-30 01:00:00,731 INFO L172 ceAbstractionStarter]: Computing trace abstraction results [2023-11-30 01:00:00,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:00:00 BasicIcfg [2023-11-30 01:00:00,735 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-30 01:00:00,736 INFO L158 Benchmark]: Toolchain (without parser) took 2495.67ms. Allocated memory was 360.7MB in the beginning and 528.5MB in the end (delta: 167.8MB). Free memory was 306.5MB in the beginning and 378.4MB in the end (delta: -71.9MB). Peak memory consumption was 105.2MB. Max. memory is 16.0GB. [2023-11-30 01:00:00,736 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 360.7MB. Free memory is still 310.8MB. There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 01:00:00,736 INFO L158 Benchmark]: CACSL2BoogieTranslator took 381.07ms. Allocated memory is still 360.7MB. Free memory was 306.5MB in the beginning and 285.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. [2023-11-30 01:00:00,736 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.56ms. Allocated memory is still 360.7MB. Free memory was 285.6MB in the beginning and 283.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 01:00:00,737 INFO L158 Benchmark]: Boogie Preprocessor took 17.65ms. Allocated memory is still 360.7MB. Free memory was 283.4MB in the beginning and 281.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 01:00:00,737 INFO L158 Benchmark]: RCFGBuilder took 511.11ms. Allocated memory was 360.7MB in the beginning and 528.5MB in the end (delta: 167.8MB). Free memory was 281.8MB in the beginning and 476.5MB in the end (delta: -194.7MB). Peak memory consumption was 22.0MB. Max. memory is 16.0GB. [2023-11-30 01:00:00,737 INFO L158 Benchmark]: TraceAbstraction took 1543.29ms. Allocated memory is still 528.5MB. Free memory was 475.7MB in the beginning and 378.4MB in the end (delta: 97.3MB). Peak memory consumption was 104.2MB. Max. memory is 16.0GB. [2023-11-30 01:00:00,739 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 360.7MB. Free memory is still 310.8MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 381.07ms. Allocated memory is still 360.7MB. Free memory was 306.5MB in the beginning and 285.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 30.56ms. Allocated memory is still 360.7MB. Free memory was 285.6MB in the beginning and 283.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 17.65ms. Allocated memory is still 360.7MB. Free memory was 283.4MB in the beginning and 281.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 511.11ms. Allocated memory was 360.7MB in the beginning and 528.5MB in the end (delta: 167.8MB). Free memory was 281.8MB in the beginning and 476.5MB in the end (delta: -194.7MB). Peak memory consumption was 22.0MB. Max. memory is 16.0GB. * TraceAbstraction took 1543.29ms. Allocated memory is still 528.5MB. Free memory was 475.7MB in the beginning and 378.4MB in the end (delta: 97.3MB). Peak memory consumption was 104.2MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 727]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 732]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 732]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 737]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 737]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 744]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 747]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 752]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 752]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 759]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 759]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 762]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 762]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 767]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 767]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 789]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 789]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 791]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 795]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 795]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 795]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 795]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 797]: 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 7 procedures, 166 locations, 41 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: 1.4s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 21 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 89 IncrementalHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 2 mSDtfsCounter, 89 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=431occurred in iteration=3, InterpolantAutomatonStates: 8, 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, 0.2s InterpolantComputationTime, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 113 ConstructedInterpolants, 0 QuantifiedInterpolants, 117 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 23 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-30 01:00:00,759 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...