/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-57af04c-m [2024-01-26 04:58:38,578 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-26 04:58:38,665 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-01-26 04:58:38,670 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-26 04:58:38,670 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-26 04:58:38,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-26 04:58:38,697 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-26 04:58:38,697 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-26 04:58:38,698 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-26 04:58:38,701 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-26 04:58:38,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-26 04:58:38,702 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-26 04:58:38,703 INFO L153 SettingsManager]: * Use SBE=true [2024-01-26 04:58:38,704 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-26 04:58:38,704 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-26 04:58:38,704 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-26 04:58:38,704 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-26 04:58:38,705 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-26 04:58:38,705 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-26 04:58:38,705 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-26 04:58:38,705 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-26 04:58:38,705 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-26 04:58:38,706 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-26 04:58:38,706 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-26 04:58:38,706 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-26 04:58:38,707 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-26 04:58:38,707 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-26 04:58:38,707 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-01-26 04:58:38,707 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-26 04:58:38,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 04:58:38,708 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-26 04:58:38,708 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-26 04:58:38,709 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-26 04:58:38,709 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-26 04:58:38,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-26 04:58:38,709 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-26 04:58:38,709 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-01-26 04:58:38,709 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-26 04:58:38,709 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-01-26 04:58:38,709 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-01-26 04:58:38,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-26 04:58:38,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-26 04:58:38,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-26 04:58:38,984 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-26 04:58:38,985 INFO L274 PluginConnector]: CDTParser initialized [2024-01-26 04:58:38,986 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c [2024-01-26 04:58:39,994 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-26 04:58:40,181 INFO L384 CDTParser]: Found 1 translation units. [2024-01-26 04:58:40,181 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c [2024-01-26 04:58:40,190 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f8645acbc/115633280cb1436aaf9e3263fa229b93/FLAG3eba7051a [2024-01-26 04:58:40,202 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f8645acbc/115633280cb1436aaf9e3263fa229b93 [2024-01-26 04:58:40,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-26 04:58:40,206 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-26 04:58:40,208 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-26 04:58:40,209 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-26 04:58:40,212 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-26 04:58:40,213 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 04:58:40" (1/1) ... [2024-01-26 04:58:40,213 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@af1a330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 04:58:40, skipping insertion in model container [2024-01-26 04:58:40,213 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 04:58:40" (1/1) ... [2024-01-26 04:58:40,239 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-26 04:58:40,358 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c[6016,6029] [2024-01-26 04:58:40,361 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 04:58:40,368 INFO L202 MainTranslator]: Completed pre-run [2024-01-26 04:58:40,399 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c[6016,6029] [2024-01-26 04:58:40,400 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 04:58:40,411 INFO L206 MainTranslator]: Completed translation [2024-01-26 04:58:40,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 04:58:40 WrapperNode [2024-01-26 04:58:40,411 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-26 04:58:40,412 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-26 04:58:40,412 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-26 04:58:40,412 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-26 04:58:40,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 04:58:40" (1/1) ... [2024-01-26 04:58:40,434 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 04:58:40" (1/1) ... [2024-01-26 04:58:40,456 INFO L138 Inliner]: procedures = 25, calls = 120, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 271 [2024-01-26 04:58:40,456 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-26 04:58:40,456 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-26 04:58:40,456 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-26 04:58:40,457 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-26 04:58:40,463 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 04:58:40" (1/1) ... [2024-01-26 04:58:40,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 04:58:40" (1/1) ... [2024-01-26 04:58:40,469 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 04:58:40" (1/1) ... [2024-01-26 04:58:40,469 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 04:58:40" (1/1) ... [2024-01-26 04:58:40,490 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 04:58:40" (1/1) ... [2024-01-26 04:58:40,498 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 04:58:40" (1/1) ... [2024-01-26 04:58:40,500 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 04:58:40" (1/1) ... [2024-01-26 04:58:40,501 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 04:58:40" (1/1) ... [2024-01-26 04:58:40,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-26 04:58:40,505 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-26 04:58:40,505 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-26 04:58:40,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-26 04:58:40,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 04:58:40" (1/1) ... [2024-01-26 04:58:40,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 04:58:40,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 04:58:40,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-01-26 04:58:40,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-01-26 04:58:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-26 04:58:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-26 04:58:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-01-26 04:58:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-01-26 04:58:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-26 04:58:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-26 04:58:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-26 04:58:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-26 04:58:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-26 04:58:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-26 04:58:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-01-26 04:58:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-01-26 04:58:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-01-26 04:58:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-01-26 04:58:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-01-26 04:58:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-01-26 04:58:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-01-26 04:58:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-26 04:58:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-26 04:58:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-26 04:58:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-26 04:58:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-26 04:58:40,615 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-26 04:58:40,702 INFO L241 CfgBuilder]: Building ICFG [2024-01-26 04:58:40,703 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-26 04:58:40,975 INFO L282 CfgBuilder]: Performing block encoding [2024-01-26 04:58:41,080 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-26 04:58:41,080 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-01-26 04:58:41,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 04:58:41 BoogieIcfgContainer [2024-01-26 04:58:41,081 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-26 04:58:41,082 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-26 04:58:41,083 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-26 04:58:41,085 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-26 04:58:41,086 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 04:58:40" (1/3) ... [2024-01-26 04:58:41,086 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38a32bb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 04:58:41, skipping insertion in model container [2024-01-26 04:58:41,086 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 04:58:40" (2/3) ... [2024-01-26 04:58:41,087 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38a32bb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 04:58:41, skipping insertion in model container [2024-01-26 04:58:41,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 04:58:41" (3/3) ... [2024-01-26 04:58:41,088 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-barrier-loop.wvr.c [2024-01-26 04:58:41,095 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-01-26 04:58:41,104 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-26 04:58:41,105 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-01-26 04:58:41,105 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-26 04:58:41,255 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-01-26 04:58:41,308 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 04:58:41,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 04:58:41,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 04:58:41,311 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-01-26 04:58:41,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-01-26 04:58:41,354 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-26 04:58:41,360 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-01-26 04:58:41,365 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=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;@5fde23f3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 04:58:41,365 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-01-26 04:58:41,368 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2024-01-26 04:58:41,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-01-26 04:58:41,376 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-01-26 04:58:41,380 INFO L308 ceAbstractionStarter]: Result for error location thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (1/11) [2024-01-26 04:58:41,402 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 04:58:41,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 04:58:41,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 04:58:41,450 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-01-26 04:58:41,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-01-26 04:58:41,458 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-26 04:58:41,459 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-01-26 04:58:41,459 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=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;@5fde23f3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 04:58:41,460 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-01-26 04:58:41,460 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2024-01-26 04:58:41,460 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-01-26 04:58:41,461 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-01-26 04:58:41,461 INFO L308 ceAbstractionStarter]: Result for error location thread1Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/11) [2024-01-26 04:58:41,469 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 04:58:41,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 04:58:41,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 04:58:41,472 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-01-26 04:58:41,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-01-26 04:58:41,480 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-26 04:58:41,480 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-01-26 04:58:41,481 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=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;@5fde23f3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 04:58:41,481 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-01-26 04:58:41,564 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 04:58:41,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 04:58:41,567 INFO L85 PathProgramCache]: Analyzing trace with hash -411759955, now seen corresponding path program 1 times [2024-01-26 04:58:41,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 04:58:41,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939642427] [2024-01-26 04:58:41,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 04:58:41,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 04:58:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 04:58:41,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 04:58:41,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 04:58:41,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939642427] [2024-01-26 04:58:41,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939642427] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 04:58:41,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 04:58:41,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-26 04:58:41,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404071480] [2024-01-26 04:58:41,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 04:58:41,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-01-26 04:58:41,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 04:58:41,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-01-26 04:58:41,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-01-26 04:58:41,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:41,895 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 04:58:41,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 93.5) internal successors, (187), 2 states have internal predecessors, (187), 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) [2024-01-26 04:58:41,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:41,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:41,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-26 04:58:41,959 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 04:58:41,960 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 04:58:41,960 INFO L85 PathProgramCache]: Analyzing trace with hash -408426628, now seen corresponding path program 1 times [2024-01-26 04:58:41,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 04:58:41,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949382807] [2024-01-26 04:58:41,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 04:58:41,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 04:58:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 04:58:42,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 04:58:42,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 04:58:42,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949382807] [2024-01-26 04:58:42,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949382807] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 04:58:42,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 04:58:42,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-01-26 04:58:42,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706892667] [2024-01-26 04:58:42,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 04:58:42,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-01-26 04:58:42,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 04:58:42,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-01-26 04:58:42,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-01-26 04:58:42,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:42,947 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 04:58:42,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 26.428571428571427) internal successors, (185), 7 states have internal predecessors, (185), 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) [2024-01-26 04:58:42,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:42,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:43,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:43,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-01-26 04:58:43,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-26 04:58:43,166 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 04:58:43,166 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 04:58:43,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1166055263, now seen corresponding path program 1 times [2024-01-26 04:58:43,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 04:58:43,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054800555] [2024-01-26 04:58:43,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 04:58:43,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 04:58:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 04:58:43,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 04:58:43,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 04:58:43,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054800555] [2024-01-26 04:58:43,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054800555] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 04:58:43,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 04:58:43,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-26 04:58:43,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122318075] [2024-01-26 04:58:43,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 04:58:43,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 04:58:43,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 04:58:43,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 04:58:43,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 04:58:43,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:43,281 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 04:58:43,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 3 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) [2024-01-26 04:58:43,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:43,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-01-26 04:58:43,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:43,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:43,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-01-26 04:58:43,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 04:58:43,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-26 04:58:43,373 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 04:58:43,373 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 04:58:43,374 INFO L85 PathProgramCache]: Analyzing trace with hash 444899172, now seen corresponding path program 1 times [2024-01-26 04:58:43,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 04:58:43,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532635509] [2024-01-26 04:58:43,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 04:58:43,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 04:58:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 04:58:43,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 04:58:43,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 04:58:43,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532635509] [2024-01-26 04:58:43,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532635509] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 04:58:43,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 04:58:43,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-26 04:58:43,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339410600] [2024-01-26 04:58:43,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 04:58:43,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 04:58:43,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 04:58:43,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 04:58:43,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 04:58:43,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:43,463 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 04:58:43,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 3 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) [2024-01-26 04:58:43,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:43,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-01-26 04:58:43,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 04:58:43,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:43,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:43,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-01-26 04:58:43,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 04:58:43,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 04:58:43,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-26 04:58:43,556 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 04:58:43,556 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 04:58:43,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1363789383, now seen corresponding path program 1 times [2024-01-26 04:58:43,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 04:58:43,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970771558] [2024-01-26 04:58:43,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 04:58:43,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 04:58:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 04:58:43,697 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-01-26 04:58:43,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 04:58:43,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970771558] [2024-01-26 04:58:43,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970771558] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 04:58:43,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 04:58:43,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-26 04:58:43,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300605068] [2024-01-26 04:58:43,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 04:58:43,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 04:58:43,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 04:58:43,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 04:58:43,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 04:58:43,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:43,699 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 04:58:43,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 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) [2024-01-26 04:58:43,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:43,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-01-26 04:58:43,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 04:58:43,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 04:58:43,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:43,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 04:58:43,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-01-26 04:58:43,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 04:58:43,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 04:58:43,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 04:58:43,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-26 04:58:43,741 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 04:58:43,741 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 04:58:43,741 INFO L85 PathProgramCache]: Analyzing trace with hash -1660875123, now seen corresponding path program 2 times [2024-01-26 04:58:43,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 04:58:43,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428613977] [2024-01-26 04:58:43,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 04:58:43,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 04:58:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-26 04:58:43,837 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-26 04:58:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-26 04:58:43,956 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-26 04:58:43,956 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-26 04:58:43,957 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-01-26 04:58:43,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-26 04:58:43,958 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2024-01-26 04:58:43,958 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was UNSAFE (3/11) [2024-01-26 04:58:43,960 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-26 04:58:43,960 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-26 04:58:44,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 04:58:44 BasicIcfg [2024-01-26 04:58:44,185 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-26 04:58:44,185 INFO L158 Benchmark]: Toolchain (without parser) took 3979.97ms. Allocated memory was 275.8MB in the beginning and 346.0MB in the end (delta: 70.3MB). Free memory was 221.1MB in the beginning and 246.4MB in the end (delta: -25.3MB). Peak memory consumption was 187.6MB. Max. memory is 8.0GB. [2024-01-26 04:58:44,185 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 211.8MB. Free memory is still 162.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-01-26 04:58:44,186 INFO L158 Benchmark]: CACSL2BoogieTranslator took 203.65ms. Allocated memory is still 275.8MB. Free memory was 220.8MB in the beginning and 207.7MB in the end (delta: 13.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-01-26 04:58:44,186 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.06ms. Allocated memory is still 275.8MB. Free memory was 207.7MB in the beginning and 205.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-01-26 04:58:44,186 INFO L158 Benchmark]: Boogie Preprocessor took 48.03ms. Allocated memory is still 275.8MB. Free memory was 205.4MB in the beginning and 203.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-01-26 04:58:44,186 INFO L158 Benchmark]: RCFGBuilder took 575.53ms. Allocated memory is still 275.8MB. Free memory was 203.3MB in the beginning and 224.8MB in the end (delta: -21.5MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2024-01-26 04:58:44,186 INFO L158 Benchmark]: TraceAbstraction took 3102.55ms. Allocated memory was 275.8MB in the beginning and 346.0MB in the end (delta: 70.3MB). Free memory was 224.3MB in the beginning and 246.4MB in the end (delta: -22.1MB). Peak memory consumption was 189.7MB. Max. memory is 8.0GB. [2024-01-26 04:58:44,187 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 211.8MB. Free memory is still 162.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 203.65ms. Allocated memory is still 275.8MB. Free memory was 220.8MB in the beginning and 207.7MB in the end (delta: 13.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.06ms. Allocated memory is still 275.8MB. Free memory was 207.7MB in the beginning and 205.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 48.03ms. Allocated memory is still 275.8MB. Free memory was 205.4MB in the beginning and 203.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 575.53ms. Allocated memory is still 275.8MB. Free memory was 203.3MB in the beginning and 224.8MB in the end (delta: -21.5MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * TraceAbstraction took 3102.55ms. Allocated memory was 275.8MB in the beginning and 346.0MB in the end (delta: 70.3MB). Free memory was 224.3MB in the beginning and 246.4MB in the end (delta: -22.1MB). Peak memory consumption was 189.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1341, independent: 1231, independent conditional: 1231, independent unconditional: 0, dependent: 110, dependent conditional: 110, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1238, independent: 1231, independent conditional: 1231, independent unconditional: 0, dependent: 7, dependent conditional: 7, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1238, independent: 1231, independent conditional: 1231, independent unconditional: 0, dependent: 7, dependent conditional: 7, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1270, independent: 1231, independent conditional: 0, independent unconditional: 1231, dependent: 39, dependent conditional: 32, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1270, independent: 1231, independent conditional: 0, independent unconditional: 1231, dependent: 39, dependent conditional: 7, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1270, independent: 1231, independent conditional: 0, independent unconditional: 1231, dependent: 39, dependent conditional: 7, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 270, independent: 264, independent conditional: 0, independent unconditional: 264, dependent: 6, dependent conditional: 3, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 270, independent: 263, independent conditional: 0, independent unconditional: 263, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 7, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 6, dependent conditional: 3, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 6, dependent conditional: 3, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 30, independent: 22, independent conditional: 0, independent unconditional: 22, dependent: 8, dependent conditional: 5, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1270, independent: 967, independent conditional: 0, independent unconditional: 967, dependent: 33, dependent conditional: 4, dependent unconditional: 29, unknown: 270, unknown conditional: 3, unknown unconditional: 267] , Statistics on independence cache: Total cache size (in pairs): 270, Positive cache size: 264, Positive conditional cache size: 0, Positive unconditional cache size: 264, Negative cache size: 6, Negative conditional cache size: 3, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 25, Maximal queried relation: 5, Independence queries for same thread: 103 - CounterExampleResult [Line: 241]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L38] 0 unsigned int x_0, y_1, x_8, y_9; VAL [x_0=0, x_8=0, y_1=0, y_9=0] [L39] 0 _Bool f1_2, f2_3, f1_10, f2_11; VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, x_0=0, x_8=0, y_1=0, y_9=0] [L40] 0 unsigned int temp_4, temp_5, temp_6, temp_7, temp_12, temp_13, temp_14, temp_15; VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=0, x_8=0, y_1=0, y_9=0] [L212] 0 pthread_t t1, t4; VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=0, x_8=0, y_1=0, y_9=0] [L215] 0 x_0 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=7, x_8=0, y_1=0, y_9=0] [L216] 0 y_1 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=7, x_8=0, y_1=4294967305, y_9=0] [L217] 0 x_8 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=7, x_8=4294967303, y_1=4294967305, y_9=0] [L218] 0 y_9 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L219] 0 temp_4 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=4294967307, temp_5=0, temp_6=0, temp_7=0, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L220] 0 temp_5 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=4294967307, temp_5=4294967311, temp_6=0, temp_7=0, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L221] 0 temp_6 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=0, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L222] 0 temp_7 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L223] 0 temp_12 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=4294967308, temp_13=0, temp_14=0, temp_15=0, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L224] 0 temp_13 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=4294967308, temp_13=4294967315, temp_14=0, temp_15=0, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L225] 0 temp_14 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=0, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L226] 0 temp_15 = __VERIFIER_nondet_uint() VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L227] 0 f1_2 = __VERIFIER_nondet_bool() VAL [f1_10=0, f1_2=4294967309, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L228] 0 f2_3 = __VERIFIER_nondet_bool() VAL [f1_10=0, f1_2=4294967309, f2_11=0, f2_3=4294967313, t1={5:0}, t4={6:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L229] 0 f1_10 = __VERIFIER_nondet_bool() VAL [f1_10=4294967310, f1_2=4294967309, f2_11=0, f2_3=4294967313, t1={5:0}, t4={6:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L230] 0 f2_11 = __VERIFIER_nondet_bool() VAL [f1_10=4294967310, f1_2=4294967309, f2_11=4294967317, f2_3=4294967313, t1={5:0}, t4={6:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L233] CALL 0 assume_abort_if_not( ( x_0 == x_8 ) && ( y_1 == y_9 ) ) [L35] COND FALSE 0 !(!cond) VAL [\old(cond)=1, cond=1, f1_10=4294967310, f1_2=4294967309, f2_11=4294967317, f2_3=4294967313, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L233] RET 0 assume_abort_if_not( ( x_0 == x_8 ) && ( y_1 == y_9 ) ) [L235] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [_argptr={0:0}, f1_10=4294967310, f1_2=4294967309, f2_11=4294967317, f2_3=4294967313, t1={5:0}, t4={6:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L236] FCALL, FORK 0 pthread_create(&t4, 0, thread4, 0) VAL [_argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=4294967309, f2_11=4294967317, f2_3=4294967313, t1={5:0}, t4={6:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L237] 0 \read(t1) VAL [_argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=4294967309, f2_11=4294967317, f2_3=4294967313, t1={5:0}, t4={6:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L112] 1 pthread_t t2, t3; VAL [_argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=4294967309, f2_11=4294967317, f2_3=4294967313, t2={10:0}, t3={11:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L115] 1 f1_2 = 0 [L116] 1 f2_3 = 0 VAL [_argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t2={10:0}, t3={11:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L119] FCALL, FORK 1 pthread_create(&t2, 0, thread2, 0) VAL [_argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t2={10:0}, t3={11:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L120] FCALL, FORK 1 pthread_create(&t3, 0, thread3, 0) VAL [_argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t2={10:0}, t3={11:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L121] 1 \read(t2) VAL [_argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t2={10:0}, t3={11:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L44] COND FALSE 3 !(__VERIFIER_nondet_bool()) VAL [_argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t2={10:0}, t3={11:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L74] 3 return 0; VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t2={10:0}, t3={11:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L121] FCALL, JOIN 3 pthread_join(t2, 0) VAL [_argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t2={10:0}, t3={11:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L122] 1 \read(t3) VAL [_argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t2={10:0}, t3={11:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L78] COND FALSE 4 !(__VERIFIER_nondet_bool()) VAL [_argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t2={10:0}, t3={11:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L108] 4 return 0; VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t2={10:0}, t3={11:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L122] FCALL, JOIN 4 pthread_join(t3, 0) VAL [_argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t2={10:0}, t3={11:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L124] 1 return 0; VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t2={10:0}, t3={11:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L124] 1 return 0; VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t3={11:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L124] 1 return 0; VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L237] FCALL, JOIN 1 pthread_join(t1, 0) VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t1={5:0}, t4={6:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L238] 0 \read(t4) VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t1={5:0}, t4={6:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L196] 2 pthread_t t5, t6; VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=4294967310, f1_2=0, f2_11=4294967317, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L199] 2 f1_10 = 0 [L200] 2 f2_11 = 0 VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L203] FCALL, FORK 2 pthread_create(&t5, 0, thread5, 0) VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L204] FCALL, FORK 2 pthread_create(&t6, 0, thread6, 0) VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L205] 2 \read(t5) VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L128] COND TRUE 5 __VERIFIER_nondet_bool() VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967308, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L130] 5 temp_12 = x_8 VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967303, y_1=4294967305, y_9=9] [L133] 5 x_8 = temp_12 + 1 VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967304, y_1=4294967305, y_9=9] [L137] 5 f1_10 = 1 VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=1, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967304, y_1=4294967305, y_9=9] [L162] COND TRUE 6 __VERIFIER_nondet_bool() VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=1, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=4294967315, temp_14=4294967306, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967304, y_1=4294967305, y_9=9] [L164] 6 temp_14 = y_9 VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=1, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=4294967315, temp_14=9, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967304, y_1=4294967305, y_9=9] [L167] 6 y_9 = temp_14 + 1 VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=1, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=4294967315, temp_14=9, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967304, y_1=4294967305, y_9=10] [L171] 6 f2_11 = 1 VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=1, f1_2=0, f2_11=1, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=4294967315, temp_14=9, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967304, y_1=4294967305, y_9=10] [L140] CALL 5 assume_abort_if_not(f2_11) [L35] COND FALSE 5 !(!cond) [L140] RET 5 assume_abort_if_not(f2_11) [L144] 5 temp_13 = y_9 VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=1, f1_2=0, f2_11=1, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967304, y_1=4294967305, y_9=10] [L147] 5 y_9 = temp_13 + 1 VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=1, f1_2=0, f2_11=1, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967304, y_1=4294967305, y_9=11] [L174] CALL 6 assume_abort_if_not(f1_10) [L35] COND FALSE 6 !(!cond) [L174] RET 6 assume_abort_if_not(f1_10) [L151] 5 f1_10 = 0 VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=1, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967316, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967304, y_1=4294967305, y_9=11] [L178] 6 temp_15 = x_8 VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=1, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967304, y_1=4294967305, y_9=11] [L181] 6 x_8 = temp_15 + 1 VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=1, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967305, y_1=4294967305, y_9=11] [L185] 6 f2_11 = 0 VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967305, y_1=4294967305, y_9=11] [L154] CALL 5 assume_abort_if_not(!f2_11) [L35] COND FALSE 5 !(!cond) [L154] RET 5 assume_abort_if_not(!f2_11) [L128] COND FALSE 5 !(__VERIFIER_nondet_bool()) VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967305, y_1=4294967305, y_9=11] [L158] 5 return 0; VAL [\result={0:0}, \result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967305, y_1=4294967305, y_9=11] [L205] FCALL, JOIN 5 pthread_join(t5, 0) VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967305, y_1=4294967305, y_9=11] [L206] 2 \read(t6) VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967305, y_1=4294967305, y_9=11] [L188] CALL 6 assume_abort_if_not(!f1_10) [L35] COND FALSE 6 !(!cond) [L188] RET 6 assume_abort_if_not(!f1_10) [L162] COND FALSE 6 !(__VERIFIER_nondet_bool()) VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967305, y_1=4294967305, y_9=11] [L192] 6 return 0; VAL [\result={0:0}, \result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967305, y_1=4294967305, y_9=11] [L206] FCALL, JOIN 6 pthread_join(t6, 0) VAL [\result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967305, y_1=4294967305, y_9=11] [L208] 2 return 0; VAL [\result={0:0}, \result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={12:0}, t6={3:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967305, y_1=4294967305, y_9=11] [L208] 2 return 0; VAL [\result={0:0}, \result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t6={3:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967305, y_1=4294967305, y_9=11] [L208] 2 return 0; VAL [\result={0:0}, \result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967305, y_1=4294967305, y_9=11] [L238] FCALL, JOIN 2 pthread_join(t4, 0) VAL [\result={0:0}, \result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967305, y_1=4294967305, y_9=11] [L240] CALL 0 assume_abort_if_not( !( ( x_0 == x_8 ) && ( y_1 == y_9 ) ) ) [L35] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, \result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, cond=1, f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967305, y_1=4294967305, y_9=11] [L240] RET 0 assume_abort_if_not( !( ( x_0 == x_8 ) && ( y_1 == y_9 ) ) ) [L241] 0 reach_error() VAL [\result={0:0}, \result={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, _argptr={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={5:0}, t4={6:0}, temp_12=4294967303, temp_13=10, temp_14=9, temp_15=4294967304, temp_4=4294967307, temp_5=4294967311, temp_6=4294967314, temp_7=4294967312, x_0=7, x_8=4294967305, y_1=4294967305, y_9=11] - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 13 procedures, 371 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: thread1Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 13 procedures, 371 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 13 procedures, 371 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 20, 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, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1178 NumberOfCodeBlocks, 1178 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 966 ConstructedInterpolants, 0 QuantifiedInterpolants, 4202 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 8/8 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 RESULT: Ultimate proved your program to be incorrect! [2024-01-26 04:58:44,207 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2024-01-26 04:58:44,411 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2024-01-26 04:58:44,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-01-26 04:58:44,815 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...