/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/safe023_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m [2023-11-30 00:59:56,519 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-30 00:59:56,569 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 00:59:56,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-30 00:59:56,599 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-30 00:59:56,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-30 00:59:56,599 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-30 00:59:56,600 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-30 00:59:56,600 INFO L153 SettingsManager]: * Use SBE=true [2023-11-30 00:59:56,603 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-30 00:59:56,603 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-30 00:59:56,603 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-30 00:59:56,603 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-30 00:59:56,604 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-30 00:59:56,604 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-30 00:59:56,604 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-30 00:59:56,604 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-30 00:59:56,604 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-30 00:59:56,605 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-30 00:59:56,605 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-30 00:59:56,605 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-30 00:59:56,605 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-30 00:59:56,605 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-30 00:59:56,606 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-30 00:59:56,606 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-30 00:59:56,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 00:59:56,606 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-30 00:59:56,606 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-30 00:59:56,606 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-30 00:59:56,606 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-30 00:59:56,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-30 00:59:56,607 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-30 00:59:56,607 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-30 00:59:56,607 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2023-11-30 00:59:56,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-30 00:59:56,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-30 00:59:56,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-30 00:59:56,820 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-30 00:59:56,821 INFO L274 PluginConnector]: CDTParser initialized [2023-11-30 00:59:56,822 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe023_tso.i [2023-11-30 00:59:57,890 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-30 00:59:58,048 INFO L384 CDTParser]: Found 1 translation units. [2023-11-30 00:59:58,049 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_tso.i [2023-11-30 00:59:58,059 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79ffe4894/deefb966d5af45278bb0ab8730c9974f/FLAGf9a7b9e0f [2023-11-30 00:59:58,069 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79ffe4894/deefb966d5af45278bb0ab8730c9974f [2023-11-30 00:59:58,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-30 00:59:58,071 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-30 00:59:58,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-30 00:59:58,072 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-30 00:59:58,075 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-30 00:59:58,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:59:58" (1/1) ... [2023-11-30 00:59:58,076 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14196f96 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 00:59:58,076 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:59:58" (1/1) ... [2023-11-30 00:59:58,115 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-30 00:59:58,360 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 00:59:58,367 INFO L202 MainTranslator]: Completed pre-run [2023-11-30 00:59:58,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 00:59:58,433 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-30 00:59:58,434 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-30 00:59:58,439 INFO L206 MainTranslator]: Completed translation [2023-11-30 00:59:58,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:58 WrapperNode [2023-11-30 00:59:58,443 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-30 00:59:58,444 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-30 00:59:58,444 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-30 00:59:58,444 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-30 00:59:58,449 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 00:59:58,473 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 00:59:58,487 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 107 [2023-11-30 00:59:58,487 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-30 00:59:58,488 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-30 00:59:58,488 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-30 00:59:58,488 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-30 00:59:58,494 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 00:59:58,494 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 00:59:58,502 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 00:59:58,502 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 00:59:58,518 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 00:59:58,520 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 00:59:58,521 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 00:59:58,522 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 00:59:58,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-30 00:59:58,524 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-30 00:59:58,524 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-30 00:59:58,524 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-30 00:59:58,525 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 00:59:58,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 00:59:58,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-30 00:59:58,562 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 00:59:58,582 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 00:59:58,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-30 00:59:58,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-30 00:59:58,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-30 00:59:58,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-30 00:59:58,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-30 00:59:58,587 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-30 00:59:58,588 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-30 00:59:58,588 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-30 00:59:58,588 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-30 00:59:58,588 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-30 00:59:58,588 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-30 00:59:58,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-30 00:59:58,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-30 00:59:58,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-30 00:59:58,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-30 00:59:58,589 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 00:59:58,696 INFO L241 CfgBuilder]: Building ICFG [2023-11-30 00:59:58,697 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-30 00:59:58,914 INFO L282 CfgBuilder]: Performing block encoding [2023-11-30 00:59:59,057 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-30 00:59:59,057 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-30 00:59:59,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:59:59 BoogieIcfgContainer [2023-11-30 00:59:59,058 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-30 00:59:59,059 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-30 00:59:59,059 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-30 00:59:59,063 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-30 00:59:59,063 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 12:59:58" (1/3) ... [2023-11-30 00:59:59,063 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4370183c 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 00:59:59,063 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 00:59:59,064 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4370183c 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 00:59:59,064 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 00:59:59,065 INFO L112 eAbstractionObserver]: Analyzing ICFG safe023_tso.i [2023-11-30 00:59:59,077 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-30 00:59:59,077 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 24 error locations. [2023-11-30 00:59:59,077 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-30 00:59:59,116 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-30 00:59:59,141 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 132 places, 125 transitions, 262 flow [2023-11-30 00:59:59,175 INFO L124 PetriNetUnfolderBase]: 3/122 cut-off events. [2023-11-30 00:59:59,175 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 00:59:59,180 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 149 event pairs, 0 based on Foata normal form. 0/95 useless extension candidates. Maximal degree in co-relation 105. Up to 2 conditions per place. [2023-11-30 00:59:59,180 INFO L82 GeneralOperation]: Start removeDead. Operand has 132 places, 125 transitions, 262 flow [2023-11-30 00:59:59,183 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 129 places, 122 transitions, 253 flow [2023-11-30 00:59:59,196 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-30 00:59:59,202 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;@251c741a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-30 00:59:59,203 INFO L363 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2023-11-30 00:59:59,207 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-30 00:59:59,207 INFO L124 PetriNetUnfolderBase]: 0/23 cut-off events. [2023-11-30 00:59:59,208 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 00:59:59,208 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 00:59:59,208 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] [2023-11-30 00:59:59,208 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2023-11-30 00:59:59,213 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 00:59:59,213 INFO L85 PathProgramCache]: Analyzing trace with hash 1433313570, now seen corresponding path program 1 times [2023-11-30 00:59:59,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 00:59:59,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401258760] [2023-11-30 00:59:59,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 00:59:59,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 00:59:59,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 00:59:59,390 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 00:59:59,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 00:59:59,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401258760] [2023-11-30 00:59:59,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401258760] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 00:59:59,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 00:59:59,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-30 00:59:59,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257397283] [2023-11-30 00:59:59,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 00:59:59,403 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-30 00:59:59,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 00:59:59,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-30 00:59:59,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-30 00:59:59,429 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 125 [2023-11-30 00:59:59,431 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 122 transitions, 253 flow. Second operand has 2 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 00:59:59,431 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 00:59:59,431 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 125 [2023-11-30 00:59:59,431 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 00:59:59,632 INFO L124 PetriNetUnfolderBase]: 396/910 cut-off events. [2023-11-30 00:59:59,632 INFO L125 PetriNetUnfolderBase]: For 21/21 co-relation queries the response was YES. [2023-11-30 00:59:59,638 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1565 conditions, 910 events. 396/910 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 5735 event pairs, 396 based on Foata normal form. 110/960 useless extension candidates. Maximal degree in co-relation 1536. Up to 609 conditions per place. [2023-11-30 00:59:59,644 INFO L140 encePairwiseOnDemand]: 100/125 looper letters, 14 selfloop transitions, 0 changer transitions 0/94 dead transitions. [2023-11-30 00:59:59,644 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 94 transitions, 225 flow [2023-11-30 00:59:59,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-30 00:59:59,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-30 00:59:59,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 209 transitions. [2023-11-30 00:59:59,655 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.836 [2023-11-30 00:59:59,655 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 209 transitions. [2023-11-30 00:59:59,656 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 209 transitions. [2023-11-30 00:59:59,657 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 00:59:59,658 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 209 transitions. [2023-11-30 00:59:59,663 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 104.5) internal successors, (209), 2 states have internal predecessors, (209), 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 00:59:59,667 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 00:59:59,667 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 00:59:59,671 INFO L307 CegarLoopForPetriNet]: 129 programPoint places, -24 predicate places. [2023-11-30 00:59:59,672 INFO L500 AbstractCegarLoop]: Abstraction has has 105 places, 94 transitions, 225 flow [2023-11-30 00:59:59,672 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 2 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 00:59:59,672 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 00:59:59,673 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] [2023-11-30 00:59:59,673 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-30 00:59:59,673 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2023-11-30 00:59:59,674 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 00:59:59,674 INFO L85 PathProgramCache]: Analyzing trace with hash -1931125756, now seen corresponding path program 1 times [2023-11-30 00:59:59,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 00:59:59,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512045843] [2023-11-30 00:59:59,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 00:59:59,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 00:59:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 00:59:59,783 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 00:59:59,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 00:59:59,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512045843] [2023-11-30 00:59:59,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512045843] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 00:59:59,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 00:59:59,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 00:59:59,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930811474] [2023-11-30 00:59:59,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 00:59:59,785 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 00:59:59,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 00:59:59,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 00:59:59,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 00:59:59,786 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 125 [2023-11-30 00:59:59,787 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 94 transitions, 225 flow. Second operand has 3 states, 3 states have (on average 84.0) internal successors, (252), 3 states have internal predecessors, (252), 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 00:59:59,787 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 00:59:59,787 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 125 [2023-11-30 00:59:59,787 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 01:00:00,072 INFO L124 PetriNetUnfolderBase]: 684/3149 cut-off events. [2023-11-30 01:00:00,072 INFO L125 PetriNetUnfolderBase]: For 468/576 co-relation queries the response was YES. [2023-11-30 01:00:00,081 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5117 conditions, 3149 events. 684/3149 cut-off events. For 468/576 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 29350 event pairs, 252 based on Foata normal form. 0/2943 useless extension candidates. Maximal degree in co-relation 5086. Up to 897 conditions per place. [2023-11-30 01:00:00,093 INFO L140 encePairwiseOnDemand]: 123/125 looper letters, 24 selfloop transitions, 1 changer transitions 0/102 dead transitions. [2023-11-30 01:00:00,093 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 102 transitions, 309 flow [2023-11-30 01:00:00,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 01:00:00,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 01:00:00,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 272 transitions. [2023-11-30 01:00:00,098 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.7253333333333334 [2023-11-30 01:00:00,098 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 272 transitions. [2023-11-30 01:00:00,098 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 272 transitions. [2023-11-30 01:00:00,098 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 01:00:00,098 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 272 transitions. [2023-11-30 01:00:00,100 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 90.66666666666667) internal successors, (272), 3 states have internal predecessors, (272), 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 01:00:00,101 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 01:00:00,102 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 01:00:00,102 INFO L307 CegarLoopForPetriNet]: 129 programPoint places, -23 predicate places. [2023-11-30 01:00:00,102 INFO L500 AbstractCegarLoop]: Abstraction has has 106 places, 102 transitions, 309 flow [2023-11-30 01:00:00,103 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 84.0) internal successors, (252), 3 states have internal predecessors, (252), 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 01:00:00,103 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 01:00:00,103 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] [2023-11-30 01:00:00,103 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-30 01:00:00,103 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2023-11-30 01:00:00,104 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 01:00:00,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1851396094, now seen corresponding path program 1 times [2023-11-30 01:00:00,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 01:00:00,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213222466] [2023-11-30 01:00:00,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 01:00:00,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 01:00:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 01:00:00,183 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 01:00:00,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 01:00:00,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213222466] [2023-11-30 01:00:00,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213222466] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 01:00:00,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 01:00:00,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 01:00:00,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699008784] [2023-11-30 01:00:00,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 01:00:00,184 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 01:00:00,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 01:00:00,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 01:00:00,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 01:00:00,185 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 125 [2023-11-30 01:00:00,186 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 102 transitions, 309 flow. Second operand has 3 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 01:00:00,186 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 01:00:00,186 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 125 [2023-11-30 01:00:00,186 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 01:00:00,518 INFO L124 PetriNetUnfolderBase]: 972/3373 cut-off events. [2023-11-30 01:00:00,518 INFO L125 PetriNetUnfolderBase]: For 2212/2428 co-relation queries the response was YES. [2023-11-30 01:00:00,525 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7230 conditions, 3373 events. 972/3373 cut-off events. For 2212/2428 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 29275 event pairs, 252 based on Foata normal form. 0/3231 useless extension candidates. Maximal degree in co-relation 7197. Up to 1185 conditions per place. [2023-11-30 01:00:00,529 INFO L140 encePairwiseOnDemand]: 123/125 looper letters, 0 selfloop transitions, 0 changer transitions 110/110 dead transitions. [2023-11-30 01:00:00,529 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 110 transitions, 429 flow [2023-11-30 01:00:00,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 01:00:00,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 01:00:00,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 272 transitions. [2023-11-30 01:00:00,530 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.7253333333333334 [2023-11-30 01:00:00,530 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 272 transitions. [2023-11-30 01:00:00,531 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 272 transitions. [2023-11-30 01:00:00,531 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 01:00:00,531 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 272 transitions. [2023-11-30 01:00:00,532 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 90.66666666666667) internal successors, (272), 3 states have internal predecessors, (272), 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 01:00:00,533 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 01:00:00,533 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 01:00:00,534 INFO L307 CegarLoopForPetriNet]: 129 programPoint places, -22 predicate places. [2023-11-30 01:00:00,535 INFO L500 AbstractCegarLoop]: Abstraction has has 107 places, 110 transitions, 429 flow [2023-11-30 01:00:00,535 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 01:00:00,542 INFO L143 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/safe023_tso.i_BEv2_AllErrorsAtOnce [2023-11-30 01:00:00,574 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (41 of 42 remaining) [2023-11-30 01:00:00,579 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (40 of 42 remaining) [2023-11-30 01:00:00,579 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (39 of 42 remaining) [2023-11-30 01:00:00,579 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (38 of 42 remaining) [2023-11-30 01:00:00,579 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (37 of 42 remaining) [2023-11-30 01:00:00,579 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (36 of 42 remaining) [2023-11-30 01:00:00,579 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (35 of 42 remaining) [2023-11-30 01:00:00,580 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (34 of 42 remaining) [2023-11-30 01:00:00,580 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (33 of 42 remaining) [2023-11-30 01:00:00,580 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (32 of 42 remaining) [2023-11-30 01:00:00,580 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (31 of 42 remaining) [2023-11-30 01:00:00,580 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (30 of 42 remaining) [2023-11-30 01:00:00,580 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (29 of 42 remaining) [2023-11-30 01:00:00,581 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (28 of 42 remaining) [2023-11-30 01:00:00,581 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (27 of 42 remaining) [2023-11-30 01:00:00,581 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (26 of 42 remaining) [2023-11-30 01:00:00,581 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (25 of 42 remaining) [2023-11-30 01:00:00,581 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (24 of 42 remaining) [2023-11-30 01:00:00,581 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (23 of 42 remaining) [2023-11-30 01:00:00,581 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (22 of 42 remaining) [2023-11-30 01:00:00,581 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (21 of 42 remaining) [2023-11-30 01:00:00,582 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (20 of 42 remaining) [2023-11-30 01:00:00,582 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (19 of 42 remaining) [2023-11-30 01:00:00,582 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (18 of 42 remaining) [2023-11-30 01:00:00,582 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 42 remaining) [2023-11-30 01:00:00,582 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 42 remaining) [2023-11-30 01:00:00,582 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 42 remaining) [2023-11-30 01:00:00,582 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (14 of 42 remaining) [2023-11-30 01:00:00,583 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (13 of 42 remaining) [2023-11-30 01:00:00,583 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (12 of 42 remaining) [2023-11-30 01:00:00,583 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (11 of 42 remaining) [2023-11-30 01:00:00,583 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (10 of 42 remaining) [2023-11-30 01:00:00,583 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (9 of 42 remaining) [2023-11-30 01:00:00,583 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (8 of 42 remaining) [2023-11-30 01:00:00,583 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (7 of 42 remaining) [2023-11-30 01:00:00,584 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (6 of 42 remaining) [2023-11-30 01:00:00,584 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (5 of 42 remaining) [2023-11-30 01:00:00,584 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (4 of 42 remaining) [2023-11-30 01:00:00,584 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (3 of 42 remaining) [2023-11-30 01:00:00,584 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (2 of 42 remaining) [2023-11-30 01:00:00,584 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (1 of 42 remaining) [2023-11-30 01:00:00,584 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (0 of 42 remaining) [2023-11-30 01:00:00,585 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-30 01:00:00,585 INFO L457 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-30 01:00:00,590 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-30 01:00:00,590 INFO L172 ceAbstractionStarter]: Computing trace abstraction results [2023-11-30 01:00:00,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:00:00 BasicIcfg [2023-11-30 01:00:00,598 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-30 01:00:00,599 INFO L158 Benchmark]: Toolchain (without parser) took 2526.86ms. Allocated memory is still 658.5MB. Free memory was 607.3MB in the beginning and 510.3MB in the end (delta: 96.9MB). Peak memory consumption was 176.6MB. Max. memory is 16.0GB. [2023-11-30 01:00:00,602 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 429.9MB. Free memory is still 383.0MB. There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 01:00:00,604 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.78ms. Allocated memory is still 658.5MB. Free memory was 607.3MB in the beginning and 586.4MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. [2023-11-30 01:00:00,604 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.63ms. Allocated memory is still 658.5MB. Free memory was 586.4MB in the beginning and 584.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 01:00:00,605 INFO L158 Benchmark]: Boogie Preprocessor took 36.24ms. Allocated memory is still 658.5MB. Free memory was 584.2MB in the beginning and 582.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 01:00:00,606 INFO L158 Benchmark]: RCFGBuilder took 533.83ms. Allocated memory is still 658.5MB. Free memory was 582.5MB in the beginning and 615.4MB in the end (delta: -33.0MB). Peak memory consumption was 29.6MB. Max. memory is 16.0GB. [2023-11-30 01:00:00,606 INFO L158 Benchmark]: TraceAbstraction took 1538.41ms. Allocated memory is still 658.5MB. Free memory was 615.4MB in the beginning and 510.3MB in the end (delta: 105.1MB). Peak memory consumption was 182.7MB. Max. memory is 16.0GB. [2023-11-30 01:00:00,609 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 429.9MB. Free memory is still 383.0MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 370.78ms. Allocated memory is still 658.5MB. Free memory was 607.3MB in the beginning and 586.4MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 43.63ms. Allocated memory is still 658.5MB. Free memory was 586.4MB in the beginning and 584.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 36.24ms. Allocated memory is still 658.5MB. Free memory was 584.2MB in the beginning and 582.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 533.83ms. Allocated memory is still 658.5MB. Free memory was 582.5MB in the beginning and 615.4MB in the end (delta: -33.0MB). Peak memory consumption was 29.6MB. Max. memory is 16.0GB. * TraceAbstraction took 1538.41ms. Allocated memory is still 658.5MB. Free memory was 615.4MB in the beginning and 510.3MB in the end (delta: 105.1MB). Peak memory consumption was 182.7MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 725]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 730]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 730]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 735]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 735]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 742]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 745]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 750]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 750]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 757]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 757]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 760]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 760]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 765]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 765]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 787]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 787]: 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: 793]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 793]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 793]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 793]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 793]: 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 - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 166 locations, 42 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=429occurred 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, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 110 ConstructedInterpolants, 0 QuantifiedInterpolants, 114 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 24 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-30 01:00:00,628 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...