/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/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m [2023-11-30 00:59:04,926 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-30 00:59:04,982 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 00:59:05,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-30 00:59:05,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-30 00:59:05,014 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-30 00:59:05,015 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-30 00:59:05,015 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-30 00:59:05,015 INFO L153 SettingsManager]: * Use SBE=true [2023-11-30 00:59:05,018 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-30 00:59:05,019 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-30 00:59:05,019 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-30 00:59:05,019 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-30 00:59:05,020 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-30 00:59:05,020 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-30 00:59:05,020 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-30 00:59:05,020 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-30 00:59:05,021 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-30 00:59:05,021 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-30 00:59:05,021 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-30 00:59:05,021 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-30 00:59:05,022 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-30 00:59:05,022 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-30 00:59:05,022 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-30 00:59:05,022 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-30 00:59:05,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 00:59:05,023 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-30 00:59:05,024 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-30 00:59:05,024 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-30 00:59:05,024 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-30 00:59:05,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-30 00:59:05,025 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-30 00:59:05,025 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-30 00:59:05,025 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2023-11-30 00:59:05,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-30 00:59:05,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-30 00:59:05,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-30 00:59:05,254 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-30 00:59:05,254 INFO L274 PluginConnector]: CDTParser initialized [2023-11-30 00:59:05,255 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-11-30 00:59:06,276 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-30 00:59:06,458 INFO L384 CDTParser]: Found 1 translation units. [2023-11-30 00:59:06,459 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-11-30 00:59:06,468 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d47ea659/bd7fb72ecd8443168c7183fa99c2ec29/FLAG47905841c [2023-11-30 00:59:06,481 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d47ea659/bd7fb72ecd8443168c7183fa99c2ec29 [2023-11-30 00:59:06,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-30 00:59:06,484 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-30 00:59:06,485 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-30 00:59:06,485 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-30 00:59:06,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-30 00:59:06,488 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:59:06" (1/1) ... [2023-11-30 00:59:06,488 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52c7d0d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:06, skipping insertion in model container [2023-11-30 00:59:06,489 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:59:06" (1/1) ... [2023-11-30 00:59:06,517 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-30 00:59:06,750 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 00:59:06,757 INFO L202 MainTranslator]: Completed pre-run [2023-11-30 00:59:06,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 00:59:06,814 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-30 00:59:06,815 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-30 00:59:06,820 INFO L206 MainTranslator]: Completed translation [2023-11-30 00:59:06,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:06 WrapperNode [2023-11-30 00:59:06,820 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-30 00:59:06,821 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-30 00:59:06,821 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-30 00:59:06,821 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-30 00:59:06,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:06" (1/1) ... [2023-11-30 00:59:06,836 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:06" (1/1) ... [2023-11-30 00:59:06,850 INFO L138 Inliner]: procedures = 177, calls = 63, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 118 [2023-11-30 00:59:06,850 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-30 00:59:06,850 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-30 00:59:06,850 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-30 00:59:06,850 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-30 00:59:06,860 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:06" (1/1) ... [2023-11-30 00:59:06,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:06" (1/1) ... [2023-11-30 00:59:06,862 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:06" (1/1) ... [2023-11-30 00:59:06,863 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:06" (1/1) ... [2023-11-30 00:59:06,867 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:06" (1/1) ... [2023-11-30 00:59:06,869 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:06" (1/1) ... [2023-11-30 00:59:06,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:06" (1/1) ... [2023-11-30 00:59:06,871 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:06" (1/1) ... [2023-11-30 00:59:06,873 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-30 00:59:06,873 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-30 00:59:06,873 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-30 00:59:06,873 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-30 00:59:06,874 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:06" (1/1) ... [2023-11-30 00:59:06,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 00:59:06,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-30 00:59:06,898 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 00:59:06,911 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 00:59:06,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-30 00:59:06,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-30 00:59:06,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-30 00:59:06,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-30 00:59:06,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-30 00:59:06,948 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-30 00:59:06,948 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-30 00:59:06,948 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-30 00:59:06,948 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-30 00:59:06,948 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-30 00:59:06,948 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-30 00:59:06,948 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-30 00:59:06,948 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-30 00:59:06,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-30 00:59:06,949 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-30 00:59:06,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-30 00:59:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-30 00:59:06,951 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 00:59:07,042 INFO L241 CfgBuilder]: Building ICFG [2023-11-30 00:59:07,043 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-30 00:59:07,344 INFO L282 CfgBuilder]: Performing block encoding [2023-11-30 00:59:07,487 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-30 00:59:07,487 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-30 00:59:07,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:59:07 BoogieIcfgContainer [2023-11-30 00:59:07,489 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-30 00:59:07,490 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-30 00:59:07,490 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-30 00:59:07,492 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-30 00:59:07,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 12:59:06" (1/3) ... [2023-11-30 00:59:07,493 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30136dd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:59:07, skipping insertion in model container [2023-11-30 00:59:07,493 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:59:06" (2/3) ... [2023-11-30 00:59:07,493 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30136dd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:59:07, skipping insertion in model container [2023-11-30 00:59:07,493 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:59:07" (3/3) ... [2023-11-30 00:59:07,494 INFO L112 eAbstractionObserver]: Analyzing ICFG safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-11-30 00:59:07,505 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-30 00:59:07,505 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2023-11-30 00:59:07,505 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-30 00:59:07,551 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-30 00:59:07,580 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 151 places, 141 transitions, 298 flow [2023-11-30 00:59:07,637 INFO L124 PetriNetUnfolderBase]: 3/137 cut-off events. [2023-11-30 00:59:07,637 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 00:59:07,643 INFO L83 FinitePrefix]: Finished finitePrefix Result has 150 conditions, 137 events. 3/137 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 164 event pairs, 0 based on Foata normal form. 0/108 useless extension candidates. Maximal degree in co-relation 122. Up to 2 conditions per place. [2023-11-30 00:59:07,643 INFO L82 GeneralOperation]: Start removeDead. Operand has 151 places, 141 transitions, 298 flow [2023-11-30 00:59:07,646 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 147 places, 137 transitions, 286 flow [2023-11-30 00:59:07,666 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-30 00:59:07,671 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;@5798d355, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-30 00:59:07,672 INFO L363 AbstractCegarLoop]: Starting to check reachability of 47 error locations. [2023-11-30 00:59:07,683 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-30 00:59:07,683 INFO L124 PetriNetUnfolderBase]: 0/23 cut-off events. [2023-11-30 00:59:07,683 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 00:59:07,683 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 00:59:07,684 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 00:59:07,684 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2023-11-30 00:59:07,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 00:59:07,688 INFO L85 PathProgramCache]: Analyzing trace with hash -739657823, now seen corresponding path program 1 times [2023-11-30 00:59:07,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 00:59:07,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921263369] [2023-11-30 00:59:07,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 00:59:07,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 00:59:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 00:59:07,845 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 00:59:07,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 00:59:07,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921263369] [2023-11-30 00:59:07,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921263369] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 00:59:07,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 00:59:07,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-30 00:59:07,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215702790] [2023-11-30 00:59:07,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 00:59:07,854 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-30 00:59:07,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 00:59:07,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-30 00:59:07,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-30 00:59:07,893 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 97 out of 141 [2023-11-30 00:59:07,895 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 147 places, 137 transitions, 286 flow. Second operand has 2 states, 2 states have (on average 98.0) internal successors, (196), 2 states have internal predecessors, (196), 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 00:59:07,895 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 00:59:07,895 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 97 of 141 [2023-11-30 00:59:07,896 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 00:59:08,258 INFO L124 PetriNetUnfolderBase]: 1205/2407 cut-off events. [2023-11-30 00:59:08,258 INFO L125 PetriNetUnfolderBase]: For 65/65 co-relation queries the response was YES. [2023-11-30 00:59:08,272 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4244 conditions, 2407 events. 1205/2407 cut-off events. For 65/65 co-relation queries the response was YES. Maximal size of possible extension queue 179. Compared 17074 event pairs, 1205 based on Foata normal form. 289/2578 useless extension candidates. Maximal degree in co-relation 4214. Up to 1702 conditions per place. [2023-11-30 00:59:08,289 INFO L140 encePairwiseOnDemand]: 114/141 looper letters, 16 selfloop transitions, 0 changer transitions 0/107 dead transitions. [2023-11-30 00:59:08,289 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 107 transitions, 258 flow [2023-11-30 00:59:08,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-30 00:59:08,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-30 00:59:08,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 237 transitions. [2023-11-30 00:59:08,301 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8404255319148937 [2023-11-30 00:59:08,302 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 237 transitions. [2023-11-30 00:59:08,302 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 237 transitions. [2023-11-30 00:59:08,303 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 00:59:08,305 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 237 transitions. [2023-11-30 00:59:08,308 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 118.5) internal successors, (237), 2 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-30 00:59:08,311 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 141.0) internal successors, (423), 3 states have internal predecessors, (423), 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 00:59:08,311 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 141.0) internal successors, (423), 3 states have internal predecessors, (423), 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 00:59:08,317 INFO L307 CegarLoopForPetriNet]: 147 programPoint places, -26 predicate places. [2023-11-30 00:59:08,317 INFO L500 AbstractCegarLoop]: Abstraction has has 121 places, 107 transitions, 258 flow [2023-11-30 00:59:08,318 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 98.0) internal successors, (196), 2 states have internal predecessors, (196), 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 00:59:08,318 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 00:59:08,318 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] [2023-11-30 00:59:08,318 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-30 00:59:08,319 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2023-11-30 00:59:08,320 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 00:59:08,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1508149178, now seen corresponding path program 1 times [2023-11-30 00:59:08,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 00:59:08,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899286000] [2023-11-30 00:59:08,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 00:59:08,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 00:59:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 00:59:08,426 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 00:59:08,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 00:59:08,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899286000] [2023-11-30 00:59:08,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899286000] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 00:59:08,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 00:59:08,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 00:59:08,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953866323] [2023-11-30 00:59:08,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 00:59:08,427 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 00:59:08,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 00:59:08,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 00:59:08,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 00:59:08,429 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 141 [2023-11-30 00:59:08,429 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 107 transitions, 258 flow. Second operand has 3 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 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 00:59:08,429 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 00:59:08,429 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 141 [2023-11-30 00:59:08,429 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 00:59:09,120 INFO L124 PetriNetUnfolderBase]: 2021/7889 cut-off events. [2023-11-30 00:59:09,120 INFO L125 PetriNetUnfolderBase]: For 1245/1721 co-relation queries the response was YES. [2023-11-30 00:59:09,215 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13348 conditions, 7889 events. 2021/7889 cut-off events. For 1245/1721 co-relation queries the response was YES. Maximal size of possible extension queue 221. Compared 84427 event pairs, 797 based on Foata normal form. 0/7424 useless extension candidates. Maximal degree in co-relation 13316. Up to 2518 conditions per place. [2023-11-30 00:59:09,247 INFO L140 encePairwiseOnDemand]: 139/141 looper letters, 27 selfloop transitions, 1 changer transitions 0/116 dead transitions. [2023-11-30 00:59:09,247 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 116 transitions, 352 flow [2023-11-30 00:59:09,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 00:59:09,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 00:59:09,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 311 transitions. [2023-11-30 00:59:09,251 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.735224586288416 [2023-11-30 00:59:09,251 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 311 transitions. [2023-11-30 00:59:09,251 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 311 transitions. [2023-11-30 00:59:09,251 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 00:59:09,251 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 311 transitions. [2023-11-30 00:59:09,252 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 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 00:59:09,254 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 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 00:59:09,254 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 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 00:59:09,255 INFO L307 CegarLoopForPetriNet]: 147 programPoint places, -25 predicate places. [2023-11-30 00:59:09,255 INFO L500 AbstractCegarLoop]: Abstraction has has 122 places, 116 transitions, 352 flow [2023-11-30 00:59:09,256 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 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 00:59:09,256 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 00:59:09,256 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-30 00:59:09,256 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-30 00:59:09,257 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2023-11-30 00:59:09,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 00:59:09,258 INFO L85 PathProgramCache]: Analyzing trace with hash 1356595319, now seen corresponding path program 1 times [2023-11-30 00:59:09,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 00:59:09,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068924544] [2023-11-30 00:59:09,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 00:59:09,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 00:59:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 00:59:09,342 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 00:59:09,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 00:59:09,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068924544] [2023-11-30 00:59:09,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068924544] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 00:59:09,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 00:59:09,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 00:59:09,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583296728] [2023-11-30 00:59:09,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 00:59:09,343 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 00:59:09,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 00:59:09,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 00:59:09,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 00:59:09,345 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 141 [2023-11-30 00:59:09,345 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 116 transitions, 352 flow. Second operand has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 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 00:59:09,345 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 00:59:09,345 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 141 [2023-11-30 00:59:09,345 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 00:59:10,003 INFO L124 PetriNetUnfolderBase]: 2837/8561 cut-off events. [2023-11-30 00:59:10,003 INFO L125 PetriNetUnfolderBase]: For 6019/6971 co-relation queries the response was YES. [2023-11-30 00:59:10,014 INFO L83 FinitePrefix]: Finished finitePrefix Result has 19274 conditions, 8561 events. 2837/8561 cut-off events. For 6019/6971 co-relation queries the response was YES. Maximal size of possible extension queue 221. Compared 84118 event pairs, 797 based on Foata normal form. 0/8240 useless extension candidates. Maximal degree in co-relation 19240. Up to 3334 conditions per place. [2023-11-30 00:59:10,020 INFO L140 encePairwiseOnDemand]: 139/141 looper letters, 0 selfloop transitions, 0 changer transitions 125/125 dead transitions. [2023-11-30 00:59:10,021 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 123 places, 125 transitions, 486 flow [2023-11-30 00:59:10,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 00:59:10,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 00:59:10,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 311 transitions. [2023-11-30 00:59:10,022 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.735224586288416 [2023-11-30 00:59:10,022 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 311 transitions. [2023-11-30 00:59:10,022 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 311 transitions. [2023-11-30 00:59:10,022 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 00:59:10,022 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 311 transitions. [2023-11-30 00:59:10,023 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 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 00:59:10,024 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 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 00:59:10,024 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 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 00:59:10,024 INFO L307 CegarLoopForPetriNet]: 147 programPoint places, -24 predicate places. [2023-11-30 00:59:10,025 INFO L500 AbstractCegarLoop]: Abstraction has has 123 places, 125 transitions, 486 flow [2023-11-30 00:59:10,025 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 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 00:59:10,029 INFO L143 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i_BEv2_AllErrorsAtOnce [2023-11-30 00:59:10,038 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (46 of 47 remaining) [2023-11-30 00:59:10,039 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (45 of 47 remaining) [2023-11-30 00:59:10,039 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (44 of 47 remaining) [2023-11-30 00:59:10,039 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (43 of 47 remaining) [2023-11-30 00:59:10,039 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (42 of 47 remaining) [2023-11-30 00:59:10,039 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (41 of 47 remaining) [2023-11-30 00:59:10,039 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (40 of 47 remaining) [2023-11-30 00:59:10,039 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (39 of 47 remaining) [2023-11-30 00:59:10,039 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (38 of 47 remaining) [2023-11-30 00:59:10,040 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (37 of 47 remaining) [2023-11-30 00:59:10,040 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (36 of 47 remaining) [2023-11-30 00:59:10,040 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (35 of 47 remaining) [2023-11-30 00:59:10,040 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (34 of 47 remaining) [2023-11-30 00:59:10,040 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (33 of 47 remaining) [2023-11-30 00:59:10,040 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONDATA_RACE (32 of 47 remaining) [2023-11-30 00:59:10,040 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONDATA_RACE (31 of 47 remaining) [2023-11-30 00:59:10,040 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err2ASSERT_VIOLATIONDATA_RACE (30 of 47 remaining) [2023-11-30 00:59:10,041 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (29 of 47 remaining) [2023-11-30 00:59:10,041 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (28 of 47 remaining) [2023-11-30 00:59:10,041 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (27 of 47 remaining) [2023-11-30 00:59:10,041 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (26 of 47 remaining) [2023-11-30 00:59:10,041 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (25 of 47 remaining) [2023-11-30 00:59:10,041 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (24 of 47 remaining) [2023-11-30 00:59:10,041 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (23 of 47 remaining) [2023-11-30 00:59:10,041 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (22 of 47 remaining) [2023-11-30 00:59:10,042 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (21 of 47 remaining) [2023-11-30 00:59:10,042 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (20 of 47 remaining) [2023-11-30 00:59:10,042 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 47 remaining) [2023-11-30 00:59:10,042 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 47 remaining) [2023-11-30 00:59:10,042 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 47 remaining) [2023-11-30 00:59:10,042 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (16 of 47 remaining) [2023-11-30 00:59:10,042 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (15 of 47 remaining) [2023-11-30 00:59:10,042 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (14 of 47 remaining) [2023-11-30 00:59:10,042 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (13 of 47 remaining) [2023-11-30 00:59:10,043 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (12 of 47 remaining) [2023-11-30 00:59:10,043 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (11 of 47 remaining) [2023-11-30 00:59:10,043 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (10 of 47 remaining) [2023-11-30 00:59:10,043 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (9 of 47 remaining) [2023-11-30 00:59:10,043 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (8 of 47 remaining) [2023-11-30 00:59:10,043 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (7 of 47 remaining) [2023-11-30 00:59:10,043 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (6 of 47 remaining) [2023-11-30 00:59:10,043 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (5 of 47 remaining) [2023-11-30 00:59:10,044 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (4 of 47 remaining) [2023-11-30 00:59:10,044 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (3 of 47 remaining) [2023-11-30 00:59:10,044 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONDATA_RACE (2 of 47 remaining) [2023-11-30 00:59:10,044 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONDATA_RACE (1 of 47 remaining) [2023-11-30 00:59:10,044 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err2ASSERT_VIOLATIONDATA_RACE (0 of 47 remaining) [2023-11-30 00:59:10,044 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-30 00:59:10,045 INFO L457 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-30 00:59:10,048 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-30 00:59:10,048 INFO L172 ceAbstractionStarter]: Computing trace abstraction results [2023-11-30 00:59:10,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 12:59:10 BasicIcfg [2023-11-30 00:59:10,052 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-30 00:59:10,053 INFO L158 Benchmark]: Toolchain (without parser) took 3568.86ms. Allocated memory was 528.5MB in the beginning and 1.1GB in the end (delta: 528.5MB). Free memory was 488.1MB in the beginning and 853.9MB in the end (delta: -365.7MB). Peak memory consumption was 264.0MB. Max. memory is 16.0GB. [2023-11-30 00:59:10,053 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 379.6MB. Free memory was 335.9MB in the beginning and 335.7MB in the end (delta: 197.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 00:59:10,053 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.74ms. Allocated memory is still 528.5MB. Free memory was 487.7MB in the beginning and 466.7MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. [2023-11-30 00:59:10,054 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.16ms. Allocated memory is still 528.5MB. Free memory was 466.7MB in the beginning and 464.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-11-30 00:59:10,054 INFO L158 Benchmark]: Boogie Preprocessor took 22.52ms. Allocated memory is still 528.5MB. Free memory was 464.2MB in the beginning and 462.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 00:59:10,054 INFO L158 Benchmark]: RCFGBuilder took 615.32ms. Allocated memory is still 528.5MB. Free memory was 462.7MB in the beginning and 496.4MB in the end (delta: -33.7MB). Peak memory consumption was 39.5MB. Max. memory is 16.0GB. [2023-11-30 00:59:10,055 INFO L158 Benchmark]: TraceAbstraction took 2562.38ms. Allocated memory was 528.5MB in the beginning and 1.1GB in the end (delta: 528.5MB). Free memory was 495.3MB in the beginning and 853.9MB in the end (delta: -358.5MB). Peak memory consumption was 268.5MB. Max. memory is 16.0GB. [2023-11-30 00:59:10,056 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 379.6MB. Free memory was 335.9MB in the beginning and 335.7MB in the end (delta: 197.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 335.74ms. Allocated memory is still 528.5MB. Free memory was 487.7MB in the beginning and 466.7MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 29.16ms. Allocated memory is still 528.5MB. Free memory was 466.7MB in the beginning and 464.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 22.52ms. Allocated memory is still 528.5MB. Free memory was 464.2MB in the beginning and 462.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 615.32ms. Allocated memory is still 528.5MB. Free memory was 462.7MB in the beginning and 496.4MB in the end (delta: -33.7MB). Peak memory consumption was 39.5MB. Max. memory is 16.0GB. * TraceAbstraction took 2562.38ms. Allocated memory was 528.5MB in the beginning and 1.1GB in the end (delta: 528.5MB). Free memory was 495.3MB in the beginning and 853.9MB in the end (delta: -358.5MB). Peak memory consumption was 268.5MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 726]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 726]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 729]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 729]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 734]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 734]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 741]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 746]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 746]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 753]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 753]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 756]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 761]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 761]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 768]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 773]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 773]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 797]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 797]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 799]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 805]: 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 9 procedures, 190 locations, 47 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 2.5s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 23 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 101 IncrementalHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 2 mSDtfsCounter, 101 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=486occurred 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, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 128 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 26 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-30 00:59:10,084 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...