/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread/singleton_with-uninit-problems-b.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dpor-d6e1636 [2023-01-10 19:13:09,305 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2023-01-10 19:13:09,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-10 19:13:09,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-10 19:13:09,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-10 19:13:09,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2023-01-10 19:13:09,399 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-10 19:13:09,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-10 19:13:09,400 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-01-10 19:13:09,400 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-01-10 19:13:09,401 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-10 19:13:09,401 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-10 19:13:09,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-10 19:13:09,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-10 19:13:09,402 INFO L138 SettingsManager]: * Use SBE=true [2023-01-10 19:13:09,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-10 19:13:09,402 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-10 19:13:09,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-10 19:13:09,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-10 19:13:09,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-10 19:13:09,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-10 19:13:09,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-10 19:13:09,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-10 19:13:09,403 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-10 19:13:09,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-10 19:13:09,403 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-10 19:13:09,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-10 19:13:09,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-10 19:13:09,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-10 19:13:09,404 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-10 19:13:09,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-10 19:13:09,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-10 19:13:09,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-10 19:13:09,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-10 19:13:09,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-10 19:13:09,404 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-10 19:13:09,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-10 19:13:09,404 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-01-10 19:13:09,405 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-01-10 19:13:09,405 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-01-10 19:13:09,405 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2023-01-10 19:13:09,405 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2023-01-10 19:13:09,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-10 19:13:09,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-10 19:13:09,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-10 19:13:09,590 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-10 19:13:09,591 INFO L275 PluginConnector]: CDTParser initialized [2023-01-10 19:13:09,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/singleton_with-uninit-problems-b.i [2023-01-10 19:13:10,710 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-10 19:13:10,909 INFO L351 CDTParser]: Found 1 translation units. [2023-01-10 19:13:10,910 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/singleton_with-uninit-problems-b.i [2023-01-10 19:13:10,927 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/147d9abea/7959710d7b164ddfbc800e5f5cd9d1b9/FLAG082650b6f [2023-01-10 19:13:10,940 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/147d9abea/7959710d7b164ddfbc800e5f5cd9d1b9 [2023-01-10 19:13:10,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-10 19:13:10,944 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-10 19:13:10,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-10 19:13:10,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-10 19:13:10,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-10 19:13:10,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:13:10" (1/1) ... [2023-01-10 19:13:10,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33e24d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:13:10, skipping insertion in model container [2023-01-10 19:13:10,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:13:10" (1/1) ... [2023-01-10 19:13:10,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-10 19:13:10,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-10 19:13:11,348 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/singleton_with-uninit-problems-b.i[55223,55236] [2023-01-10 19:13:11,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-10 19:13:11,392 INFO L203 MainTranslator]: Completed pre-run [2023-01-10 19:13:11,440 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/singleton_with-uninit-problems-b.i[55223,55236] [2023-01-10 19:13:11,464 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-10 19:13:11,522 INFO L208 MainTranslator]: Completed translation [2023-01-10 19:13:11,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:13:11 WrapperNode [2023-01-10 19:13:11,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-10 19:13:11,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-10 19:13:11,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-10 19:13:11,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-10 19:13:11,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:13:11" (1/1) ... [2023-01-10 19:13:11,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:13:11" (1/1) ... [2023-01-10 19:13:11,573 INFO L138 Inliner]: procedures = 323, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 54 [2023-01-10 19:13:11,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-10 19:13:11,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-10 19:13:11,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-10 19:13:11,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-10 19:13:11,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:13:11" (1/1) ... [2023-01-10 19:13:11,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:13:11" (1/1) ... [2023-01-10 19:13:11,588 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:13:11" (1/1) ... [2023-01-10 19:13:11,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:13:11" (1/1) ... [2023-01-10 19:13:11,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:13:11" (1/1) ... [2023-01-10 19:13:11,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:13:11" (1/1) ... [2023-01-10 19:13:11,618 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:13:11" (1/1) ... [2023-01-10 19:13:11,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:13:11" (1/1) ... [2023-01-10 19:13:11,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-10 19:13:11,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-10 19:13:11,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-10 19:13:11,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-10 19:13:11,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:13:11" (1/1) ... [2023-01-10 19:13:11,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-10 19:13:11,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 19:13:11,671 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) [2023-01-10 19:13:11,676 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 [2023-01-10 19:13:11,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-10 19:13:11,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-10 19:13:11,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-01-10 19:13:11,702 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-01-10 19:13:11,702 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-01-10 19:13:11,702 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-01-10 19:13:11,702 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-01-10 19:13:11,702 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-01-10 19:13:11,702 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-01-10 19:13:11,702 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-01-10 19:13:11,702 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-01-10 19:13:11,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-10 19:13:11,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-01-10 19:13:11,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-10 19:13:11,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-10 19:13:11,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-10 19:13:11,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-10 19:13:11,704 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-01-10 19:13:11,869 INFO L236 CfgBuilder]: Building ICFG [2023-01-10 19:13:11,871 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-10 19:13:12,158 INFO L277 CfgBuilder]: Performing block encoding [2023-01-10 19:13:12,164 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-10 19:13:12,164 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-01-10 19:13:12,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:13:12 BoogieIcfgContainer [2023-01-10 19:13:12,166 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-10 19:13:12,168 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-10 19:13:12,168 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-10 19:13:12,170 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-10 19:13:12,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 07:13:10" (1/3) ... [2023-01-10 19:13:12,171 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d8de796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 07:13:12, skipping insertion in model container [2023-01-10 19:13:12,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:13:11" (2/3) ... [2023-01-10 19:13:12,171 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d8de796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 07:13:12, skipping insertion in model container [2023-01-10 19:13:12,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:13:12" (3/3) ... [2023-01-10 19:13:12,172 INFO L112 eAbstractionObserver]: Analyzing ICFG singleton_with-uninit-problems-b.i [2023-01-10 19:13:12,178 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-01-10 19:13:12,201 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-10 19:13:12,202 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 15 error locations. [2023-01-10 19:13:12,202 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-10 19:13:12,313 INFO L144 ThreadInstanceAdder]: Constructed 21 joinOtherThreadTransitions. [2023-01-10 19:13:12,347 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 19:13:12,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-10 19:13:12,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 19:13:12,364 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-10 19:13:12,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-01-10 19:13:12,392 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-10 19:13:12,397 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread0Err0ASSERT_VIOLATIONDATA_RACE ======== [2023-01-10 19:13:12,403 INFO L357 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@a18a576, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 19:13:12,403 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-10 19:13:12,406 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-10 19:13:12,411 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Err0ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-10 19:13:12,417 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-10 19:13:12,419 INFO L307 ceAbstractionStarter]: Result for error location thread0Err0ASSERT_VIOLATIONDATA_RACE was SAFE (1/40) [2023-01-10 19:13:12,438 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 19:13:12,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-10 19:13:12,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 19:13:12,485 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-10 19:13:12,522 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-10 19:13:12,522 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread0Err1ASSERT_VIOLATIONDATA_RACE ======== [2023-01-10 19:13:12,523 INFO L357 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@a18a576, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 19:13:12,523 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-10 19:13:12,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2023-01-10 19:13:12,830 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread0Err1ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-10 19:13:12,832 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-10 19:13:12,833 INFO L307 ceAbstractionStarter]: Result for error location thread0Err1ASSERT_VIOLATIONDATA_RACE was SAFE (2/40) [2023-01-10 19:13:12,837 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 19:13:12,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-10 19:13:12,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 19:13:12,840 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-10 19:13:12,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2023-01-10 19:13:12,843 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-10 19:13:12,844 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread0Err2ASSERT_VIOLATIONDATA_RACE ======== [2023-01-10 19:13:12,844 INFO L357 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@a18a576, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-10 19:13:12,844 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.