/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/safe036.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m [2023-11-30 01:01:27,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-30 01:01:27,980 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2023-11-30 01:01:28,004 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-30 01:01:28,004 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-30 01:01:28,005 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-30 01:01:28,005 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-30 01:01:28,005 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-30 01:01:28,006 INFO L153 SettingsManager]: * Use SBE=true [2023-11-30 01:01:28,008 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-30 01:01:28,009 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-30 01:01:28,009 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-30 01:01:28,009 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-30 01:01:28,010 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-30 01:01:28,010 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-30 01:01:28,010 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-30 01:01:28,010 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-30 01:01:28,011 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-30 01:01:28,011 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-30 01:01:28,011 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-30 01:01:28,011 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-30 01:01:28,011 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-30 01:01:28,011 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-30 01:01:28,012 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-30 01:01:28,012 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-30 01:01:28,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 01:01:28,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-30 01:01:28,012 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-30 01:01:28,012 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-30 01:01:28,012 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-30 01:01:28,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-30 01:01:28,013 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-30 01:01:28,013 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-30 01:01:28,013 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2023-11-30 01:01:28,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-30 01:01:28,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-30 01:01:28,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-30 01:01:28,224 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-30 01:01:28,225 INFO L274 PluginConnector]: CDTParser initialized [2023-11-30 01:01:28,225 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe036.i [2023-11-30 01:01:29,151 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-30 01:01:29,315 INFO L384 CDTParser]: Found 1 translation units. [2023-11-30 01:01:29,315 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036.i [2023-11-30 01:01:29,328 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/073c223b4/ce4e194c601e4f40bd367e7ae7c1d620/FLAG46a98ac8d [2023-11-30 01:01:29,338 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/073c223b4/ce4e194c601e4f40bd367e7ae7c1d620 [2023-11-30 01:01:29,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-30 01:01:29,342 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-30 01:01:29,342 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-30 01:01:29,342 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-30 01:01:29,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-30 01:01:29,346 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:01:29" (1/1) ... [2023-11-30 01:01:29,346 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c24ccb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:29, skipping insertion in model container [2023-11-30 01:01:29,346 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:01:29" (1/1) ... [2023-11-30 01:01:29,378 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-30 01:01:29,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 01:01:29,594 INFO L202 MainTranslator]: Completed pre-run [2023-11-30 01:01:29,643 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 01:01:29,665 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-30 01:01:29,665 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-30 01:01:29,670 INFO L206 MainTranslator]: Completed translation [2023-11-30 01:01:29,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:29 WrapperNode [2023-11-30 01:01:29,670 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-30 01:01:29,671 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-30 01:01:29,671 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-30 01:01:29,671 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-30 01:01:29,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:29" (1/1) ... [2023-11-30 01:01:29,697 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:29" (1/1) ... [2023-11-30 01:01:29,718 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 83 [2023-11-30 01:01:29,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-30 01:01:29,719 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-30 01:01:29,719 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-30 01:01:29,719 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-30 01:01:29,725 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:29" (1/1) ... [2023-11-30 01:01:29,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:29" (1/1) ... [2023-11-30 01:01:29,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:29" (1/1) ... [2023-11-30 01:01:29,740 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:29" (1/1) ... [2023-11-30 01:01:29,744 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:29" (1/1) ... [2023-11-30 01:01:29,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:29" (1/1) ... [2023-11-30 01:01:29,746 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:29" (1/1) ... [2023-11-30 01:01:29,747 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:29" (1/1) ... [2023-11-30 01:01:29,749 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-30 01:01:29,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-30 01:01:29,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-30 01:01:29,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-30 01:01:29,750 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:29" (1/1) ... [2023-11-30 01:01:29,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 01:01:29,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-30 01:01:29,781 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-30 01:01:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-30 01:01:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-30 01:01:29,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-30 01:01:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-30 01:01:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-30 01:01:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-30 01:01:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-30 01:01:29,809 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-30 01:01:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-30 01:01:29,809 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-30 01:01:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-30 01:01:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-30 01:01:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-30 01:01:29,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-30 01:01:29,810 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-30 01:01:29,914 INFO L241 CfgBuilder]: Building ICFG [2023-11-30 01:01:29,916 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-30 01:01:30,073 INFO L282 CfgBuilder]: Performing block encoding [2023-11-30 01:01:30,151 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-30 01:01:30,151 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-30 01:01:30,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:01:30 BoogieIcfgContainer [2023-11-30 01:01:30,152 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-30 01:01:30,154 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-30 01:01:30,154 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-30 01:01:30,156 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-30 01:01:30,156 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:01:29" (1/3) ... [2023-11-30 01:01:30,156 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1069847a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:01:30, skipping insertion in model container [2023-11-30 01:01:30,156 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:29" (2/3) ... [2023-11-30 01:01:30,157 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1069847a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:01:30, skipping insertion in model container [2023-11-30 01:01:30,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:01:30" (3/3) ... [2023-11-30 01:01:30,158 INFO L112 eAbstractionObserver]: Analyzing ICFG safe036.i [2023-11-30 01:01:30,169 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-30 01:01:30,170 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2023-11-30 01:01:30,170 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-30 01:01:30,208 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-30 01:01:30,239 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 105 places, 101 transitions, 210 flow [2023-11-30 01:01:30,274 INFO L124 PetriNetUnfolderBase]: 3/99 cut-off events. [2023-11-30 01:01:30,274 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 01:01:30,280 INFO L83 FinitePrefix]: Finished finitePrefix Result has 106 conditions, 99 events. 3/99 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 108 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 81. Up to 2 conditions per place. [2023-11-30 01:01:30,281 INFO L82 GeneralOperation]: Start removeDead. Operand has 105 places, 101 transitions, 210 flow [2023-11-30 01:01:30,285 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 103 places, 99 transitions, 204 flow [2023-11-30 01:01:30,291 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-30 01:01:30,295 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;@2670b0d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-30 01:01:30,295 INFO L363 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2023-11-30 01:01:30,300 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-30 01:01:30,300 INFO L124 PetriNetUnfolderBase]: 0/22 cut-off events. [2023-11-30 01:01:30,300 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 01:01:30,300 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 01:01:30,300 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] [2023-11-30 01:01:30,301 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2023-11-30 01:01:30,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 01:01:30,304 INFO L85 PathProgramCache]: Analyzing trace with hash 1360199923, now seen corresponding path program 1 times [2023-11-30 01:01:30,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 01:01:30,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372266445] [2023-11-30 01:01:30,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 01:01:30,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 01:01:30,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 01:01:30,476 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 01:01:30,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 01:01:30,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372266445] [2023-11-30 01:01:30,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372266445] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 01:01:30,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 01:01:30,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-30 01:01:30,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609380145] [2023-11-30 01:01:30,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 01:01:30,489 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-30 01:01:30,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 01:01:30,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-30 01:01:30,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-30 01:01:30,515 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 101 [2023-11-30 01:01:30,517 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 99 transitions, 204 flow. Second operand has 2 states, 2 states have (on average 73.0) internal successors, (146), 2 states have internal predecessors, (146), 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 01:01:30,517 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 01:01:30,517 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 101 [2023-11-30 01:01:30,518 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 01:01:30,634 INFO L124 PetriNetUnfolderBase]: 60/236 cut-off events. [2023-11-30 01:01:30,634 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2023-11-30 01:01:30,636 INFO L83 FinitePrefix]: Finished finitePrefix Result has 362 conditions, 236 events. 60/236 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1039 event pairs, 60 based on Foata normal form. 18/234 useless extension candidates. Maximal degree in co-relation 335. Up to 113 conditions per place. [2023-11-30 01:01:30,638 INFO L140 encePairwiseOnDemand]: 83/101 looper letters, 10 selfloop transitions, 0 changer transitions 0/78 dead transitions. [2023-11-30 01:01:30,638 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 78 transitions, 182 flow [2023-11-30 01:01:30,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-30 01:01:30,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-30 01:01:30,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 172 transitions. [2023-11-30 01:01:30,648 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8514851485148515 [2023-11-30 01:01:30,649 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 172 transitions. [2023-11-30 01:01:30,649 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 172 transitions. [2023-11-30 01:01:30,650 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 01:01:30,652 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 172 transitions. [2023-11-30 01:01:30,655 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 86.0) internal successors, (172), 2 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 01:01:30,659 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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 01:01:30,659 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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 01:01:30,662 INFO L307 CegarLoopForPetriNet]: 103 programPoint places, -17 predicate places. [2023-11-30 01:01:30,663 INFO L500 AbstractCegarLoop]: Abstraction has has 86 places, 78 transitions, 182 flow [2023-11-30 01:01:30,663 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 73.0) internal successors, (146), 2 states have internal predecessors, (146), 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 01:01:30,663 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 01:01:30,663 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-30 01:01:30,663 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-30 01:01:30,663 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2023-11-30 01:01:30,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 01:01:30,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1115285341, now seen corresponding path program 1 times [2023-11-30 01:01:30,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 01:01:30,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948149944] [2023-11-30 01:01:30,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 01:01:30,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 01:01:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 01:01:30,768 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 01:01:30,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 01:01:30,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948149944] [2023-11-30 01:01:30,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948149944] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 01:01:30,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 01:01:30,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 01:01:30,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124207735] [2023-11-30 01:01:30,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 01:01:30,769 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 01:01:30,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 01:01:30,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 01:01:30,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 01:01:30,771 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 101 [2023-11-30 01:01:30,771 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 86 places, 78 transitions, 182 flow. Second operand has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 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 01:01:30,771 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 01:01:30,771 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 101 [2023-11-30 01:01:30,771 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 01:01:30,876 INFO L124 PetriNetUnfolderBase]: 108/713 cut-off events. [2023-11-30 01:01:30,877 INFO L125 PetriNetUnfolderBase]: For 105/119 co-relation queries the response was YES. [2023-11-30 01:01:30,881 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1080 conditions, 713 events. 108/713 cut-off events. For 105/119 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 4643 event pairs, 36 based on Foata normal form. 0/661 useless extension candidates. Maximal degree in co-relation 1051. Up to 161 conditions per place. [2023-11-30 01:01:30,884 INFO L140 encePairwiseOnDemand]: 99/101 looper letters, 17 selfloop transitions, 1 changer transitions 0/83 dead transitions. [2023-11-30 01:01:30,884 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 83 transitions, 240 flow [2023-11-30 01:01:30,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 01:01:30,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 01:01:30,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 226 transitions. [2023-11-30 01:01:30,889 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.7458745874587459 [2023-11-30 01:01:30,889 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 226 transitions. [2023-11-30 01:01:30,889 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 226 transitions. [2023-11-30 01:01:30,889 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 01:01:30,889 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 226 transitions. [2023-11-30 01:01:30,891 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 75.33333333333333) internal successors, (226), 3 states have internal predecessors, (226), 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 01:01:30,892 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 101.0) internal successors, (404), 4 states have internal predecessors, (404), 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 01:01:30,892 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 101.0) internal successors, (404), 4 states have internal predecessors, (404), 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 01:01:30,893 INFO L307 CegarLoopForPetriNet]: 103 programPoint places, -16 predicate places. [2023-11-30 01:01:30,893 INFO L500 AbstractCegarLoop]: Abstraction has has 87 places, 83 transitions, 240 flow [2023-11-30 01:01:30,893 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 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 01:01:30,893 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 01:01:30,893 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] [2023-11-30 01:01:30,893 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-30 01:01:30,894 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2023-11-30 01:01:30,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 01:01:30,895 INFO L85 PathProgramCache]: Analyzing trace with hash 69493265, now seen corresponding path program 1 times [2023-11-30 01:01:30,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 01:01:30,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379705390] [2023-11-30 01:01:30,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 01:01:30,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 01:01:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 01:01:30,993 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 01:01:30,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 01:01:30,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379705390] [2023-11-30 01:01:30,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379705390] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 01:01:30,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 01:01:30,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 01:01:30,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068152010] [2023-11-30 01:01:30,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 01:01:30,996 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 01:01:30,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 01:01:30,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 01:01:30,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 01:01:30,999 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 101 [2023-11-30 01:01:31,000 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 83 transitions, 240 flow. Second operand has 3 states, 3 states have (on average 71.0) internal successors, (213), 3 states have internal predecessors, (213), 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 01:01:31,001 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 01:01:31,002 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 101 [2023-11-30 01:01:31,002 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 01:01:31,096 INFO L124 PetriNetUnfolderBase]: 156/745 cut-off events. [2023-11-30 01:01:31,099 INFO L125 PetriNetUnfolderBase]: For 444/472 co-relation queries the response was YES. [2023-11-30 01:01:31,101 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1449 conditions, 745 events. 156/745 cut-off events. For 444/472 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 4651 event pairs, 36 based on Foata normal form. 0/709 useless extension candidates. Maximal degree in co-relation 1418. Up to 209 conditions per place. [2023-11-30 01:01:31,102 INFO L140 encePairwiseOnDemand]: 99/101 looper letters, 0 selfloop transitions, 0 changer transitions 88/88 dead transitions. [2023-11-30 01:01:31,102 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 88 transitions, 322 flow [2023-11-30 01:01:31,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 01:01:31,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 01:01:31,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 226 transitions. [2023-11-30 01:01:31,104 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.7458745874587459 [2023-11-30 01:01:31,104 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 226 transitions. [2023-11-30 01:01:31,104 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 226 transitions. [2023-11-30 01:01:31,104 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 01:01:31,104 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 226 transitions. [2023-11-30 01:01:31,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 75.33333333333333) internal successors, (226), 3 states have internal predecessors, (226), 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 01:01:31,107 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 101.0) internal successors, (404), 4 states have internal predecessors, (404), 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 01:01:31,107 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 101.0) internal successors, (404), 4 states have internal predecessors, (404), 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 01:01:31,109 INFO L307 CegarLoopForPetriNet]: 103 programPoint places, -15 predicate places. [2023-11-30 01:01:31,109 INFO L500 AbstractCegarLoop]: Abstraction has has 88 places, 88 transitions, 322 flow [2023-11-30 01:01:31,109 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 71.0) internal successors, (213), 3 states have internal predecessors, (213), 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 01:01:31,116 INFO L143 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/safe036.i_BEv2_AllErrorsAtOnce [2023-11-30 01:01:31,129 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (28 of 29 remaining) [2023-11-30 01:01:31,129 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (27 of 29 remaining) [2023-11-30 01:01:31,129 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (26 of 29 remaining) [2023-11-30 01:01:31,130 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (25 of 29 remaining) [2023-11-30 01:01:31,130 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (24 of 29 remaining) [2023-11-30 01:01:31,130 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (23 of 29 remaining) [2023-11-30 01:01:31,130 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (22 of 29 remaining) [2023-11-30 01:01:31,130 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (21 of 29 remaining) [2023-11-30 01:01:31,130 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (20 of 29 remaining) [2023-11-30 01:01:31,130 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (19 of 29 remaining) [2023-11-30 01:01:31,130 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (18 of 29 remaining) [2023-11-30 01:01:31,131 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (17 of 29 remaining) [2023-11-30 01:01:31,131 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (16 of 29 remaining) [2023-11-30 01:01:31,131 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (15 of 29 remaining) [2023-11-30 01:01:31,131 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (14 of 29 remaining) [2023-11-30 01:01:31,131 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (13 of 29 remaining) [2023-11-30 01:01:31,131 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (12 of 29 remaining) [2023-11-30 01:01:31,131 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 29 remaining) [2023-11-30 01:01:31,131 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 29 remaining) [2023-11-30 01:01:31,132 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (9 of 29 remaining) [2023-11-30 01:01:31,132 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (8 of 29 remaining) [2023-11-30 01:01:31,132 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (7 of 29 remaining) [2023-11-30 01:01:31,132 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (6 of 29 remaining) [2023-11-30 01:01:31,132 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (5 of 29 remaining) [2023-11-30 01:01:31,132 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (4 of 29 remaining) [2023-11-30 01:01:31,133 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (3 of 29 remaining) [2023-11-30 01:01:31,133 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (2 of 29 remaining) [2023-11-30 01:01:31,133 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (1 of 29 remaining) [2023-11-30 01:01:31,133 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (0 of 29 remaining) [2023-11-30 01:01:31,133 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-30 01:01:31,134 INFO L457 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-30 01:01:31,138 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-30 01:01:31,138 INFO L172 ceAbstractionStarter]: Computing trace abstraction results [2023-11-30 01:01:31,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:01:31 BasicIcfg [2023-11-30 01:01:31,144 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-30 01:01:31,144 INFO L158 Benchmark]: Toolchain (without parser) took 1802.84ms. Allocated memory is still 356.5MB. Free memory was 301.8MB in the beginning and 137.2MB in the end (delta: 164.6MB). Peak memory consumption was 165.7MB. Max. memory is 16.0GB. [2023-11-30 01:01:31,145 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 356.5MB. Free memory was 308.5MB in the beginning and 308.4MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 01:01:31,145 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.89ms. Allocated memory is still 356.5MB. Free memory was 301.8MB in the beginning and 281.9MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. [2023-11-30 01:01:31,145 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.14ms. Allocated memory is still 356.5MB. Free memory was 281.9MB in the beginning and 279.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 01:01:31,146 INFO L158 Benchmark]: Boogie Preprocessor took 30.27ms. Allocated memory is still 356.5MB. Free memory was 279.8MB in the beginning and 277.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 01:01:31,146 INFO L158 Benchmark]: RCFGBuilder took 402.94ms. Allocated memory is still 356.5MB. Free memory was 277.7MB in the beginning and 253.6MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.0GB. [2023-11-30 01:01:31,146 INFO L158 Benchmark]: TraceAbstraction took 990.40ms. Allocated memory is still 356.5MB. Free memory was 252.5MB in the beginning and 137.2MB in the end (delta: 115.3MB). Peak memory consumption was 115.3MB. Max. memory is 16.0GB. [2023-11-30 01:01:31,148 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 356.5MB. Free memory was 308.5MB in the beginning and 308.4MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 327.89ms. Allocated memory is still 356.5MB. Free memory was 301.8MB in the beginning and 281.9MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 47.14ms. Allocated memory is still 356.5MB. Free memory was 281.9MB in the beginning and 279.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 30.27ms. Allocated memory is still 356.5MB. Free memory was 279.8MB in the beginning and 277.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 402.94ms. Allocated memory is still 356.5MB. Free memory was 277.7MB in the beginning and 253.6MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.0GB. * TraceAbstraction took 990.40ms. Allocated memory is still 356.5MB. Free memory was 252.5MB in the beginning and 137.2MB in the end (delta: 115.3MB). Peak memory consumption was 115.3MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 722]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 727]: there are no data races For all program executions holds that there are no data races at this location - 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: 739]: 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: 744]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 749]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 749]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 769]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 769]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 771]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 775]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 775]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 775]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 777]: 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, 129 locations, 29 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 63 IncrementalHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 2 mSDtfsCounter, 63 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=322occurred 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, 96 NumberOfCodeBlocks, 96 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 93 ConstructedInterpolants, 0 QuantifiedInterpolants, 97 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 17 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-30 01:01:31,167 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...