/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/pthread/queue_ok_longest.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-57af04c-m [2024-01-26 02:52:34,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-26 02:52:34,680 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-01-26 02:52:34,684 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-26 02:52:34,685 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-26 02:52:34,710 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-26 02:52:34,711 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-26 02:52:34,712 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-26 02:52:34,712 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-26 02:52:34,716 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-26 02:52:34,716 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-26 02:52:34,717 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-26 02:52:34,717 INFO L153 SettingsManager]: * Use SBE=true [2024-01-26 02:52:34,718 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-26 02:52:34,718 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-26 02:52:34,719 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-26 02:52:34,719 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-26 02:52:34,719 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-26 02:52:34,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-26 02:52:34,720 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-26 02:52:34,720 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-26 02:52:34,720 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-26 02:52:34,720 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-26 02:52:34,721 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-26 02:52:34,721 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-26 02:52:34,721 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-26 02:52:34,722 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-26 02:52:34,722 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-01-26 02:52:34,722 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-26 02:52:34,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 02:52:34,723 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-26 02:52:34,724 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-26 02:52:34,724 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-26 02:52:34,724 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-26 02:52:34,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-26 02:52:34,724 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-26 02:52:34,724 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-01-26 02:52:34,725 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-26 02:52:34,725 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-01-26 02:52:34,725 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-01-26 02:52:34,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-26 02:52:34,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-26 02:52:34,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-26 02:52:34,986 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-26 02:52:34,988 INFO L274 PluginConnector]: CDTParser initialized [2024-01-26 02:52:34,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/queue_ok_longest.i [2024-01-26 02:52:36,157 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-26 02:52:36,397 INFO L384 CDTParser]: Found 1 translation units. [2024-01-26 02:52:36,398 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longest.i [2024-01-26 02:52:36,413 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cd7d1e5ee/4ad8963ece074c70a53f11e50e2062e1/FLAG81dfba77c [2024-01-26 02:52:36,736 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cd7d1e5ee/4ad8963ece074c70a53f11e50e2062e1 [2024-01-26 02:52:36,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-26 02:52:36,741 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-26 02:52:36,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-26 02:52:36,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-26 02:52:36,748 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-26 02:52:36,748 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 02:52:36" (1/1) ... [2024-01-26 02:52:36,749 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26d36c26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:52:36, skipping insertion in model container [2024-01-26 02:52:36,749 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 02:52:36" (1/1) ... [2024-01-26 02:52:36,799 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-26 02:52:37,200 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longest.i[43280,43293] [2024-01-26 02:52:37,208 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longest.i[43553,43566] [2024-01-26 02:52:37,214 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 02:52:37,223 INFO L202 MainTranslator]: Completed pre-run [2024-01-26 02:52:37,276 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longest.i[43280,43293] [2024-01-26 02:52:37,279 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longest.i[43553,43566] [2024-01-26 02:52:37,281 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 02:52:37,356 INFO L206 MainTranslator]: Completed translation [2024-01-26 02:52:37,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:52:37 WrapperNode [2024-01-26 02:52:37,356 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-26 02:52:37,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-26 02:52:37,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-26 02:52:37,358 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-26 02:52:37,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:52:37" (1/1) ... [2024-01-26 02:52:37,392 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:52:37" (1/1) ... [2024-01-26 02:52:37,420 INFO L138 Inliner]: procedures = 275, calls = 59, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 206 [2024-01-26 02:52:37,420 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-26 02:52:37,421 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-26 02:52:37,421 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-26 02:52:37,421 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-26 02:52:37,434 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:52:37" (1/1) ... [2024-01-26 02:52:37,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:52:37" (1/1) ... [2024-01-26 02:52:37,439 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:52:37" (1/1) ... [2024-01-26 02:52:37,439 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:52:37" (1/1) ... [2024-01-26 02:52:37,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:52:37" (1/1) ... [2024-01-26 02:52:37,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:52:37" (1/1) ... [2024-01-26 02:52:37,461 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:52:37" (1/1) ... [2024-01-26 02:52:37,463 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:52:37" (1/1) ... [2024-01-26 02:52:37,466 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-26 02:52:37,467 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-26 02:52:37,467 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-26 02:52:37,467 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-26 02:52:37,468 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:52:37" (1/1) ... [2024-01-26 02:52:37,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 02:52:37,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:52:37,508 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 02:52:37,513 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 02:52:37,532 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-01-26 02:52:37,532 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-01-26 02:52:37,532 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-01-26 02:52:37,532 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-01-26 02:52:37,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-26 02:52:37,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-26 02:52:37,533 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-26 02:52:37,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-01-26 02:52:37,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-01-26 02:52:37,533 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-26 02:52:37,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-26 02:52:37,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-01-26 02:52:37,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-26 02:52:37,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-26 02:52:37,536 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 02:52:37,667 INFO L241 CfgBuilder]: Building ICFG [2024-01-26 02:52:37,668 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-26 02:52:37,923 INFO L282 CfgBuilder]: Performing block encoding [2024-01-26 02:52:37,944 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-26 02:52:37,944 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2024-01-26 02:52:37,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 02:52:37 BoogieIcfgContainer [2024-01-26 02:52:37,945 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-26 02:52:37,947 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-26 02:52:37,947 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-26 02:52:37,950 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-26 02:52:37,950 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 02:52:36" (1/3) ... [2024-01-26 02:52:37,951 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7801f43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 02:52:37, skipping insertion in model container [2024-01-26 02:52:37,951 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 02:52:37" (2/3) ... [2024-01-26 02:52:37,951 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7801f43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 02:52:37, skipping insertion in model container [2024-01-26 02:52:37,951 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 02:52:37" (3/3) ... [2024-01-26 02:52:37,956 INFO L112 eAbstractionObserver]: Analyzing ICFG queue_ok_longest.i [2024-01-26 02:52:37,965 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-01-26 02:52:37,973 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-26 02:52:37,973 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-01-26 02:52:37,974 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-26 02:52:38,098 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-01-26 02:52:38,160 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 02:52:38,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 02:52:38,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:52:38,163 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 02:52:38,166 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 02:52:38,207 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-26 02:52:38,213 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-01-26 02:52:38,220 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;@267a4c43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 02:52:38,220 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-01-26 02:52:38,249 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:52:38,254 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:52:38,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1510343865, now seen corresponding path program 1 times [2024-01-26 02:52:38,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:52:38,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252847341] [2024-01-26 02:52:38,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:38,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:52:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:52:38,520 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 02:52:38,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:52:38,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252847341] [2024-01-26 02:52:38,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252847341] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 02:52:38,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 02:52:38,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-26 02:52:38,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581707719] [2024-01-26 02:52:38,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 02:52:38,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-01-26 02:52:38,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:52:38,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-01-26 02:52:38,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-01-26 02:52:38,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:38,555 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:52:38,556 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 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 02:52:38,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:38,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:38,570 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-01-26 02:52:38,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-26 02:52:38,573 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-01-26 02:52:38,575 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/5) [2024-01-26 02:52:38,580 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 02:52:38,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 02:52:38,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:52:38,630 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 02:52:38,631 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 02:52:38,634 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-26 02:52:38,634 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-01-26 02:52:38,635 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;@267a4c43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 02:52:38,635 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-01-26 02:52:38,646 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-01-26 02:52:38,647 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-01-26 02:52:38,647 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/5) [2024-01-26 02:52:38,664 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 02:52:38,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 02:52:38,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:52:38,670 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 02:52:38,680 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 02:52:38,680 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-26 02:52:38,682 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-01-26 02:52:38,682 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;@267a4c43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 02:52:38,683 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-01-26 02:52:38,829 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-01-26 02:52:38,831 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-01-26 02:52:38,831 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/5) [2024-01-26 02:52:38,834 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 02:52:38,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 02:52:38,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:52:38,840 INFO L229 MonitoredProcess]: Starting monitored process 5 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 02:52:38,842 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2024-01-26 02:52:38,846 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-26 02:52:38,846 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-01-26 02:52:38,847 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;@267a4c43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 02:52:38,847 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-01-26 02:52:38,847 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2024-01-26 02:52:38,848 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-01-26 02:52:38,849 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-01-26 02:52:38,849 INFO L308 ceAbstractionStarter]: Result for error location t2Err0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (4/5) [2024-01-26 02:52:38,854 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 02:52:38,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 02:52:38,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:52:38,858 INFO L229 MonitoredProcess]: Starting monitored process 6 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 02:52:38,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2024-01-26 02:52:38,865 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-26 02:52:38,866 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-01-26 02:52:38,867 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;@267a4c43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 02:52:38,867 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-01-26 02:52:38,894 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:52:38,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:52:38,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1796529969, now seen corresponding path program 1 times [2024-01-26 02:52:38,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:52:38,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820467240] [2024-01-26 02:52:38,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:38,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:52:38,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:52:39,010 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 02:52:39,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:52:39,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820467240] [2024-01-26 02:52:39,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820467240] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 02:52:39,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 02:52:39,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-26 02:52:39,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831703789] [2024-01-26 02:52:39,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 02:52:39,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-01-26 02:52:39,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:52:39,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-01-26 02:52:39,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-01-26 02:52:39,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:39,014 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:52:39,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 59.0) internal successors, (118), 2 states have internal predecessors, (118), 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 02:52:39,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:39,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:39,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-26 02:52:39,037 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:52:39,038 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:52:39,038 INFO L85 PathProgramCache]: Analyzing trace with hash 1402276616, now seen corresponding path program 1 times [2024-01-26 02:52:39,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:52:39,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162192296] [2024-01-26 02:52:39,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:39,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:52:39,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:52:39,304 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 02:52:39,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:52:39,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162192296] [2024-01-26 02:52:39,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162192296] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 02:52:39,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 02:52:39,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-26 02:52:39,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627156656] [2024-01-26 02:52:39,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 02:52:39,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 02:52:39,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:52:39,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 02:52:39,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 02:52:39,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:39,308 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:52:39,308 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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 02:52:39,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:39,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:39,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:39,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:39,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-26 02:52:39,397 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:52:39,397 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:52:39,397 INFO L85 PathProgramCache]: Analyzing trace with hash 2100485841, now seen corresponding path program 1 times [2024-01-26 02:52:39,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:52:39,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468021425] [2024-01-26 02:52:39,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:39,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:52:39,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:52:39,539 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 02:52:39,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:52:39,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468021425] [2024-01-26 02:52:39,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468021425] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 02:52:39,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 02:52:39,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-26 02:52:39,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648795676] [2024-01-26 02:52:39,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 02:52:39,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 02:52:39,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:52:39,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 02:52:39,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 02:52:39,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:39,543 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:52:39,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 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 02:52:39,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:39,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:39,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:39,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:39,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-26 02:52:39,595 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:52:39,596 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:52:39,596 INFO L85 PathProgramCache]: Analyzing trace with hash -151016375, now seen corresponding path program 1 times [2024-01-26 02:52:39,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:52:39,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235063214] [2024-01-26 02:52:39,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:39,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:52:39,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:52:39,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:52:39,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:52:39,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235063214] [2024-01-26 02:52:39,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235063214] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 02:52:39,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [915435230] [2024-01-26 02:52:39,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:39,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:52:39,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:52:39,824 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 02:52:39,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-01-26 02:52:39,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:52:40,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 3 conjunts are in the unsatisfiable core [2024-01-26 02:52:40,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 02:52:40,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-01-26 02:52:40,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-01-26 02:52:40,114 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-01-26 02:52:40,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [915435230] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 02:52:40,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-01-26 02:52:40,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-01-26 02:52:40,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859701660] [2024-01-26 02:52:40,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 02:52:40,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 02:52:40,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:52:40,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 02:52:40,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-01-26 02:52:40,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:40,125 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:52:40,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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 02:52:40,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:40,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:40,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:40,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:40,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:40,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:40,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:40,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:40,184 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-01-26 02:52:40,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:52:40,377 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:52:40,377 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:52:40,377 INFO L85 PathProgramCache]: Analyzing trace with hash -471811561, now seen corresponding path program 1 times [2024-01-26 02:52:40,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:52:40,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226999645] [2024-01-26 02:52:40,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:40,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:52:40,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:52:40,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:52:40,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:52:40,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226999645] [2024-01-26 02:52:40,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226999645] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 02:52:40,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1154325433] [2024-01-26 02:52:40,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:40,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:52:40,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:52:40,534 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 02:52:40,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-01-26 02:52:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:52:40,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 4 conjunts are in the unsatisfiable core [2024-01-26 02:52:40,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 02:52:40,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:52:40,818 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-01-26 02:52:40,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:52:40,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1154325433] provided 0 perfect and 2 imperfect interpolant sequences [2024-01-26 02:52:40,897 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-01-26 02:52:40,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-01-26 02:52:40,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247319227] [2024-01-26 02:52:40,898 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-01-26 02:52:40,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-01-26 02:52:40,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:52:40,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-01-26 02:52:40,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-01-26 02:52:40,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:40,905 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:52:40,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 22.8) internal successors, (228), 10 states have internal predecessors, (228), 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 02:52:40,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:40,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:40,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:40,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:40,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:40,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:40,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:40,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:40,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:40,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-01-26 02:52:41,006 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-01-26 02:52:41,205 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-01-26 02:52:41,206 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:52:41,206 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:52:41,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1695346393, now seen corresponding path program 2 times [2024-01-26 02:52:41,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:52:41,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039832074] [2024-01-26 02:52:41,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:41,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:52:41,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:52:41,560 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:52:41,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:52:41,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039832074] [2024-01-26 02:52:41,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039832074] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 02:52:41,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1136160858] [2024-01-26 02:52:41,561 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-01-26 02:52:41,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:52:41,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:52:41,565 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 02:52:41,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-01-26 02:52:41,727 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-01-26 02:52:41,727 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-01-26 02:52:41,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 5 conjunts are in the unsatisfiable core [2024-01-26 02:52:41,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 02:52:41,772 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-01-26 02:52:41,772 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-01-26 02:52:41,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1136160858] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 02:52:41,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-01-26 02:52:41,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9] total 11 [2024-01-26 02:52:41,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807578075] [2024-01-26 02:52:41,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 02:52:41,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-26 02:52:41,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:52:41,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-26 02:52:41,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-01-26 02:52:41,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:41,775 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:52:41,775 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.5) internal successors, (162), 4 states have internal predecessors, (162), 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 02:52:41,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:41,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:41,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:41,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:41,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-01-26 02:52:41,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:41,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:41,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:41,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:41,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:41,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-01-26 02:52:41,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-01-26 02:52:41,854 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-01-26 02:52:42,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:52:42,055 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:52:42,055 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:52:42,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1083814742, now seen corresponding path program 1 times [2024-01-26 02:52:42,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:52:42,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787097808] [2024-01-26 02:52:42,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:42,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:52:42,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:52:42,307 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:52:42,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:52:42,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787097808] [2024-01-26 02:52:42,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787097808] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 02:52:42,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2085851682] [2024-01-26 02:52:42,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:42,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:52:42,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:52:42,310 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 02:52:42,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-01-26 02:52:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:52:42,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 8 conjunts are in the unsatisfiable core [2024-01-26 02:52:42,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 02:52:42,670 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:52:42,670 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-01-26 02:52:42,837 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:52:42,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2085851682] provided 0 perfect and 2 imperfect interpolant sequences [2024-01-26 02:52:42,837 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-01-26 02:52:42,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-01-26 02:52:42,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001475569] [2024-01-26 02:52:42,838 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-01-26 02:52:42,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-01-26 02:52:42,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:52:42,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-01-26 02:52:42,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-01-26 02:52:42,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:42,840 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:52:42,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 19.72222222222222) internal successors, (355), 18 states have internal predecessors, (355), 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 02:52:42,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:42,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:42,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:42,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:42,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-01-26 02:52:42,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-01-26 02:52:42,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:43,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:43,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:43,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:43,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:43,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-01-26 02:52:43,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-01-26 02:52:43,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-01-26 02:52:43,050 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-01-26 02:52:43,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:52:43,244 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:52:43,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:52:43,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1104468618, now seen corresponding path program 2 times [2024-01-26 02:52:43,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:52:43,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077380070] [2024-01-26 02:52:43,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:43,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:52:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:52:43,875 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 0 proven. 679 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:52:43,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:52:43,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077380070] [2024-01-26 02:52:43,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077380070] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 02:52:43,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [749743691] [2024-01-26 02:52:43,877 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-01-26 02:52:43,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:52:43,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:52:43,881 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 02:52:43,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-01-26 02:52:44,141 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-01-26 02:52:44,141 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-01-26 02:52:44,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 767 conjuncts, 16 conjunts are in the unsatisfiable core [2024-01-26 02:52:44,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 02:52:44,446 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 0 proven. 679 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:52:44,447 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-01-26 02:52:44,974 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 0 proven. 679 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:52:44,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [749743691] provided 0 perfect and 2 imperfect interpolant sequences [2024-01-26 02:52:44,975 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-01-26 02:52:44,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-01-26 02:52:44,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331417283] [2024-01-26 02:52:44,975 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-01-26 02:52:44,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-01-26 02:52:44,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:52:44,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-01-26 02:52:44,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2024-01-26 02:52:44,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:44,978 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:52:44,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 17.970588235294116) internal successors, (611), 34 states have internal predecessors, (611), 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 02:52:44,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:44,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:44,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:44,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:44,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-01-26 02:52:44,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-01-26 02:52:44,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-01-26 02:52:44,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:45,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:45,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:45,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:45,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:45,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-01-26 02:52:45,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-01-26 02:52:45,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-01-26 02:52:45,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-01-26 02:52:45,595 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-01-26 02:52:45,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-01-26 02:52:45,795 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:52:45,795 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:52:45,796 INFO L85 PathProgramCache]: Analyzing trace with hash -629672374, now seen corresponding path program 3 times [2024-01-26 02:52:45,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:52:45,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876164875] [2024-01-26 02:52:45,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:45,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:52:45,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:52:47,600 INFO L134 CoverageAnalysis]: Checked inductivity of 3375 backedges. 0 proven. 3375 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:52:47,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:52:47,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876164875] [2024-01-26 02:52:47,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876164875] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 02:52:47,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1406030670] [2024-01-26 02:52:47,601 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-01-26 02:52:47,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:52:47,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:52:47,603 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 02:52:47,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-01-26 02:52:47,926 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-01-26 02:52:47,926 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-01-26 02:52:47,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 71 conjunts are in the unsatisfiable core [2024-01-26 02:52:47,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 02:52:50,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-01-26 02:52:50,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-01-26 02:52:50,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-01-26 02:52:50,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-01-26 02:52:50,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2024-01-26 02:52:50,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-01-26 02:52:50,762 INFO L134 CoverageAnalysis]: Checked inductivity of 3375 backedges. 801 proven. 0 refuted. 0 times theorem prover too weak. 2574 trivial. 0 not checked. [2024-01-26 02:52:50,762 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-01-26 02:52:50,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1406030670] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 02:52:50,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-01-26 02:52:50,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [33] total 44 [2024-01-26 02:52:50,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483255465] [2024-01-26 02:52:50,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 02:52:50,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-01-26 02:52:50,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:52:50,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-01-26 02:52:50,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=339, Invalid=1553, Unknown=0, NotChecked=0, Total=1892 [2024-01-26 02:52:50,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:50,765 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:52:50,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 16.923076923076923) internal successors, (220), 13 states have internal predecessors, (220), 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 02:52:50,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:50,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:50,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:50,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:50,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-01-26 02:52:50,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-01-26 02:52:50,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-01-26 02:52:50,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-01-26 02:52:50,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:51,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:51,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:51,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:51,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:51,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-01-26 02:52:51,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-01-26 02:52:51,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-01-26 02:52:51,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-01-26 02:52:51,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-01-26 02:52:51,127 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-01-26 02:52:51,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:52:51,324 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:52:51,324 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:52:51,325 INFO L85 PathProgramCache]: Analyzing trace with hash 8366826, now seen corresponding path program 1 times [2024-01-26 02:52:51,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:52:51,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886494446] [2024-01-26 02:52:51,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:51,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:52:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:52:53,140 INFO L134 CoverageAnalysis]: Checked inductivity of 3840 backedges. 0 proven. 3840 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:52:53,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:52:53,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886494446] [2024-01-26 02:52:53,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886494446] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 02:52:53,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1170682049] [2024-01-26 02:52:53,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:53,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:52:53,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:52:53,144 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 02:52:53,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-01-26 02:52:53,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:52:53,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 34 conjunts are in the unsatisfiable core [2024-01-26 02:52:53,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 02:52:54,053 INFO L134 CoverageAnalysis]: Checked inductivity of 3840 backedges. 0 proven. 3840 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:52:54,053 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-01-26 02:52:55,444 INFO L134 CoverageAnalysis]: Checked inductivity of 3840 backedges. 0 proven. 3840 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:52:55,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1170682049] provided 0 perfect and 2 imperfect interpolant sequences [2024-01-26 02:52:55,444 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-01-26 02:52:55,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35, 35] total 70 [2024-01-26 02:52:55,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763870488] [2024-01-26 02:52:55,445 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-01-26 02:52:55,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2024-01-26 02:52:55,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:52:55,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2024-01-26 02:52:55,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1260, Invalid=3570, Unknown=0, NotChecked=0, Total=4830 [2024-01-26 02:52:55,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:55,451 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:52:55,452 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 17.87142857142857) internal successors, (1251), 70 states have internal predecessors, (1251), 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 02:52:55,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:55,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:55,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:55,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:55,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-01-26 02:52:55,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-01-26 02:52:55,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-01-26 02:52:55,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-01-26 02:52:55,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-01-26 02:52:55,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:57,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:52:57,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:57,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:57,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:52:57,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-01-26 02:52:57,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-01-26 02:52:57,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-01-26 02:52:57,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-01-26 02:52:57,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-01-26 02:52:57,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-01-26 02:52:57,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-01-26 02:52:57,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-01-26 02:52:57,848 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:52:57,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:52:57,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1960875879, now seen corresponding path program 2 times [2024-01-26 02:52:57,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:52:57,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085242852] [2024-01-26 02:52:57,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:52:57,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:52:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:53:04,972 INFO L134 CoverageAnalysis]: Checked inductivity of 17952 backedges. 0 proven. 17952 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:53:04,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:53:04,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085242852] [2024-01-26 02:53:04,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085242852] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 02:53:04,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1710805742] [2024-01-26 02:53:04,972 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-01-26 02:53:04,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:53:04,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:53:04,974 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 02:53:04,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-01-26 02:53:05,531 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-01-26 02:53:05,531 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-01-26 02:53:05,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 2607 conjuncts, 70 conjunts are in the unsatisfiable core [2024-01-26 02:53:05,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 02:53:06,663 INFO L134 CoverageAnalysis]: Checked inductivity of 17952 backedges. 0 proven. 17952 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:53:06,663 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-01-26 02:53:11,049 INFO L134 CoverageAnalysis]: Checked inductivity of 17952 backedges. 0 proven. 17952 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:53:11,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1710805742] provided 0 perfect and 2 imperfect interpolant sequences [2024-01-26 02:53:11,049 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-01-26 02:53:11,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 71, 71] total 142 [2024-01-26 02:53:11,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59268912] [2024-01-26 02:53:11,050 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-01-26 02:53:11,052 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 142 states [2024-01-26 02:53:11,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:53:11,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 142 interpolants. [2024-01-26 02:53:11,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5112, Invalid=14910, Unknown=0, NotChecked=0, Total=20022 [2024-01-26 02:53:11,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:53:11,064 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:53:11,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 142 states, 142 states have (on average 17.429577464788732) internal successors, (2475), 142 states have internal predecessors, (2475), 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 02:53:11,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:53:11,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:53:11,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:53:11,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:53:11,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-01-26 02:53:11,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-01-26 02:53:11,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-01-26 02:53:11,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-01-26 02:53:11,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-01-26 02:53:11,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-01-26 02:53:11,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:53:18,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:53:18,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:53:18,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:53:18,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:53:18,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-01-26 02:53:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-01-26 02:53:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-01-26 02:53:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-01-26 02:53:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-01-26 02:53:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-01-26 02:53:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2024-01-26 02:53:18,728 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-01-26 02:53:18,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-01-26 02:53:18,929 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:53:18,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:53:18,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1774876447, now seen corresponding path program 3 times [2024-01-26 02:53:18,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:53:18,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578398844] [2024-01-26 02:53:18,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:53:18,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:53:19,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:53:49,044 INFO L134 CoverageAnalysis]: Checked inductivity of 77280 backedges. 0 proven. 77280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:53:49,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:53:49,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578398844] [2024-01-26 02:53:49,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578398844] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 02:53:49,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1504639752] [2024-01-26 02:53:49,045 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-01-26 02:53:49,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:53:49,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:53:49,049 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 02:53:49,057 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-01-26 02:53:50,005 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-01-26 02:53:50,006 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-01-26 02:53:50,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 85 conjunts are in the unsatisfiable core [2024-01-26 02:53:50,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 02:54:02,135 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-01-26 02:54:02,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-01-26 02:54:02,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-01-26 02:54:02,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-01-26 02:54:02,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2024-01-26 02:54:02,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-01-26 02:54:02,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-01-26 02:54:03,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-01-26 02:54:03,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-01-26 02:54:03,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-01-26 02:54:03,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-01-26 02:54:03,568 INFO L134 CoverageAnalysis]: Checked inductivity of 77280 backedges. 6731 proven. 1568 refuted. 0 times theorem prover too weak. 68981 trivial. 0 not checked. [2024-01-26 02:54:03,569 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-01-26 02:54:04,601 WARN L854 $PredicateComparison]: unable to prove that (forall ((|t1Thread1of1ForFork1_enqueue_~x#1| Int) (v_ArrVal_3000 (Array Int Int))) (not (= 800 (let ((.cse1 (+ |c_~#queue~0.offset| 3204))) (select (let ((.cse0 (select (store (store |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_~q#1.base| (store (select |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_~q#1.base|) (+ 3204 |c_t1Thread1of1ForFork1_enqueue_~q#1.offset|) (+ |c_t1Thread1of1ForFork1_enqueue_#t~post41#1| 1))) |c_~#stored_elements~0.base| v_ArrVal_3000) |c_~#queue~0.base|))) (store .cse0 (+ (* (select .cse0 .cse1) 4) |c_~#queue~0.offset|) |t1Thread1of1ForFork1_enqueue_~x#1|)) .cse1))))) is different from false [2024-01-26 02:54:04,608 WARN L854 $PredicateComparison]: unable to prove that (forall ((|t1Thread1of1ForFork1_enqueue_~x#1| Int) (v_ArrVal_3000 (Array Int Int))) (not (= (let ((.cse1 (+ |c_~#queue~0.offset| 3204))) (select (let ((.cse0 (select (store (store |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_~q#1.base| (store (select |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_~q#1.base|) (+ 3204 |c_t1Thread1of1ForFork1_enqueue_~q#1.offset|) (+ |c_t1Thread1of1ForFork1_enqueue_#t~mem40#1| 1))) |c_~#stored_elements~0.base| v_ArrVal_3000) |c_~#queue~0.base|))) (store .cse0 (+ (* (select .cse0 .cse1) 4) |c_~#queue~0.offset|) |t1Thread1of1ForFork1_enqueue_~x#1|)) .cse1)) 800))) is different from false [2024-01-26 02:54:04,615 WARN L854 $PredicateComparison]: unable to prove that (forall ((|t1Thread1of1ForFork1_enqueue_~x#1| Int) (v_ArrVal_3000 (Array Int Int))) (not (= 800 (let ((.cse1 (+ |c_~#queue~0.offset| 3204))) (select (let ((.cse0 (select (store (store |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_~q#1.base| (let ((.cse2 (select |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_~q#1.base|)) (.cse3 (+ 3204 |c_t1Thread1of1ForFork1_enqueue_~q#1.offset|))) (store .cse2 .cse3 (+ (select .cse2 .cse3) 1)))) |c_~#stored_elements~0.base| v_ArrVal_3000) |c_~#queue~0.base|))) (store .cse0 (+ |c_~#queue~0.offset| (* (select .cse0 .cse1) 4)) |t1Thread1of1ForFork1_enqueue_~x#1|)) .cse1))))) is different from false [2024-01-26 02:54:04,628 WARN L854 $PredicateComparison]: unable to prove that (or (forall ((|t1Thread1of1ForFork1_enqueue_~x#1| Int) (v_ArrVal_3000 (Array Int Int))) (not (= 800 (let ((.cse1 (+ |c_~#queue~0.offset| 3204))) (select (let ((.cse0 (select (store (store |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_~q#1.base| (let ((.cse2 (select |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_~q#1.base|)) (.cse3 (+ 3204 |c_t1Thread1of1ForFork1_enqueue_~q#1.offset|))) (store .cse2 .cse3 (+ (select .cse2 .cse3) 1)))) |c_~#stored_elements~0.base| v_ArrVal_3000) |c_~#queue~0.base|))) (store .cse0 (+ |c_~#queue~0.offset| (* (select .cse0 .cse1) 4)) |t1Thread1of1ForFork1_enqueue_~x#1|)) .cse1))))) (= |c_t1Thread1of1ForFork1_enqueue_#t~mem39#1| 800)) is different from false [2024-01-26 02:54:04,931 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_~q#1.base|)) (.cse3 (+ 3204 |c_t1Thread1of1ForFork1_enqueue_~q#1.offset|))) (let ((.cse4 (select .cse2 .cse3))) (or (forall ((|t1Thread1of1ForFork1_enqueue_~x#1| Int) (v_ArrVal_3000 (Array Int Int)) (|t1Thread1of1ForFork1_enqueue_#t~post38#1| Int)) (not (= 800 (let ((.cse1 (+ |c_~#queue~0.offset| 3204))) (select (let ((.cse0 (select (store (store |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_~q#1.base| (store (store .cse2 (+ 3208 |c_t1Thread1of1ForFork1_enqueue_~q#1.offset|) (+ |t1Thread1of1ForFork1_enqueue_#t~post38#1| 1)) .cse3 (+ .cse4 1))) |c_~#stored_elements~0.base| v_ArrVal_3000) |c_~#queue~0.base|))) (store .cse0 (+ (* (select .cse0 .cse1) 4) |c_~#queue~0.offset|) |t1Thread1of1ForFork1_enqueue_~x#1|)) .cse1))))) (= .cse4 800)))) is different from false [2024-01-26 02:54:04,979 WARN L854 $PredicateComparison]: unable to prove that (forall ((|t1Thread1of1ForFork1_enqueue_~x#1| Int)) (let ((.cse3 (store (select |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_~q#1.base|) (+ (* 4 |c_t1Thread1of1ForFork1_enqueue_#t~mem36#1|) |c_t1Thread1of1ForFork1_enqueue_~q#1.offset|) |t1Thread1of1ForFork1_enqueue_~x#1|)) (.cse4 (+ 3204 |c_t1Thread1of1ForFork1_enqueue_~q#1.offset|))) (let ((.cse0 (select .cse3 .cse4))) (or (= .cse0 800) (forall ((v_ArrVal_3000 (Array Int Int)) (|t1Thread1of1ForFork1_enqueue_#t~post38#1| Int) (|v_t1Thread1of1ForFork1_enqueue_~x#1_201| Int)) (not (= 800 (let ((.cse2 (+ |c_~#queue~0.offset| 3204))) (select (let ((.cse1 (select (store (store |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_~q#1.base| (store (store .cse3 (+ 3208 |c_t1Thread1of1ForFork1_enqueue_~q#1.offset|) (+ |t1Thread1of1ForFork1_enqueue_#t~post38#1| 1)) .cse4 (+ .cse0 1))) |c_~#stored_elements~0.base| v_ArrVal_3000) |c_~#queue~0.base|))) (store .cse1 (+ (* (select .cse1 .cse2) 4) |c_~#queue~0.offset|) |v_t1Thread1of1ForFork1_enqueue_~x#1_201|)) .cse2))))))))) is different from false [2024-01-26 02:54:09,454 WARN L854 $PredicateComparison]: unable to prove that (forall ((|t1Thread1of1ForFork1_enqueue_~x#1| Int) (v_ArrVal_3000 (Array Int Int)) (|v_t1Thread1of1ForFork1_enqueue_#t~mem36#1_267| Int) (|t1Thread1of1ForFork1_enqueue_#t~post38#1| Int) (|v_t1Thread1of1ForFork1_enqueue_~x#1_201| Int)) (let ((.cse5 (select |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_#in~q#1.base|))) (let ((.cse2 (store .cse5 (+ |c_t1Thread1of1ForFork1_enqueue_#in~q#1.offset| (* |v_t1Thread1of1ForFork1_enqueue_#t~mem36#1_267| 4)) |t1Thread1of1ForFork1_enqueue_~x#1|)) (.cse3 (+ |c_t1Thread1of1ForFork1_enqueue_#in~q#1.offset| 3204))) (let ((.cse4 (select .cse2 .cse3))) (or (not (= 800 (let ((.cse1 (+ |c_~#queue~0.offset| 3204))) (select (let ((.cse0 (select (store (store |c_#memory_int| |c_t1Thread1of1ForFork1_enqueue_#in~q#1.base| (store (store .cse2 (+ 3208 |c_t1Thread1of1ForFork1_enqueue_#in~q#1.offset|) (+ |t1Thread1of1ForFork1_enqueue_#t~post38#1| 1)) .cse3 (+ .cse4 1))) |c_~#stored_elements~0.base| v_ArrVal_3000) |c_~#queue~0.base|))) (store .cse0 (+ (* (select .cse0 .cse1) 4) |c_~#queue~0.offset|) |v_t1Thread1of1ForFork1_enqueue_~x#1_201|)) .cse1)))) (= 800 .cse4) (< (select .cse5 .cse3) |v_t1Thread1of1ForFork1_enqueue_#t~mem36#1_267|)))))) is different from false [2024-01-26 02:54:10,451 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-01-26 02:54:10,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 231 treesize of output 161 [2024-01-26 02:54:10,462 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-01-26 02:54:10,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 238 treesize of output 234 [2024-01-26 02:54:10,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 87 [2024-01-26 02:54:10,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 30 [2024-01-26 02:54:10,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-01-26 02:54:10,540 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-01-26 02:54:10,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 126 treesize of output 110 [2024-01-26 02:54:13,632 INFO L134 CoverageAnalysis]: Checked inductivity of 77280 backedges. 5061 proven. 2487 refuted. 7 times theorem prover too weak. 68981 trivial. 744 not checked. [2024-01-26 02:54:13,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1504639752] provided 0 perfect and 2 imperfect interpolant sequences [2024-01-26 02:54:13,633 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-01-26 02:54:13,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [143, 21, 24] total 184 [2024-01-26 02:54:13,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574938351] [2024-01-26 02:54:13,634 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-01-26 02:54:13,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 184 states [2024-01-26 02:54:13,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 02:54:13,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 184 interpolants. [2024-01-26 02:54:13,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5421, Invalid=25733, Unknown=26, NotChecked=2492, Total=33672 [2024-01-26 02:54:13,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:54:13,657 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 02:54:13,659 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 184 states, 184 states have (on average 15.83695652173913) internal successors, (2914), 184 states have internal predecessors, (2914), 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 02:54:13,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:54:13,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:54:13,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:54:13,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:54:13,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-01-26 02:54:13,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-01-26 02:54:13,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-01-26 02:54:13,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-01-26 02:54:13,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-01-26 02:54:13,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-01-26 02:54:13,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2024-01-26 02:54:13,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:56:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 02:56:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:56:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:56:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 02:56:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-01-26 02:56:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-01-26 02:56:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-01-26 02:56:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-01-26 02:56:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-01-26 02:56:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-01-26 02:56:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2024-01-26 02:56:27,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 791 states. [2024-01-26 02:56:27,934 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-01-26 02:56:28,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:56:28,128 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 02:56:28,129 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 02:56:28,129 INFO L85 PathProgramCache]: Analyzing trace with hash -166770779, now seen corresponding path program 4 times [2024-01-26 02:56:28,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 02:56:28,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594211129] [2024-01-26 02:56:28,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 02:56:28,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 02:56:28,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 02:57:03,638 INFO L134 CoverageAnalysis]: Checked inductivity of 90356 backedges. 0 proven. 90356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 02:57:03,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 02:57:03,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594211129] [2024-01-26 02:57:03,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594211129] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 02:57:03,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [643170490] [2024-01-26 02:57:03,639 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-01-26 02:57:03,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 02:57:03,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 02:57:03,641 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 02:57:03,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process Received shutdown request... [2024-01-26 03:06:32,722 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-01-26 03:06:32,737 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-01-26 03:06:32,737 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-01-26 03:06:32,738 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-01-26 03:06:32,738 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-01-26 03:06:32,738 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-01-26 03:06:32,738 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-01-26 03:06:33,728 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 03:06:33,768 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 03:06:33,789 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Ended with exit code 0 [2024-01-26 03:06:33,790 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Ended with exit code 0 [2024-01-26 03:06:33,812 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2024-01-26 03:06:33,893 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 [2024-01-26 03:06:33,952 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forcibly destroying the process [2024-01-26 03:06:33,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 137 [2024-01-26 03:06:33,966 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-01-26 03:06:33,966 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-01-26 03:06:33,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [151] total 151 [2024-01-26 03:06:33,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390485768] [2024-01-26 03:06:33,967 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-01-26 03:06:33,968 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 151 states [2024-01-26 03:06:33,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 03:06:33,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 151 interpolants. [2024-01-26 03:06:33,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5775, Invalid=16875, Unknown=0, NotChecked=0, Total=22650 [2024-01-26 03:06:33,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 03:06:33,978 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 03:06:33,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 151 states, 151 states have (on average 17.99337748344371) internal successors, (2717), 151 states have internal predecessors, (2717), 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 03:06:33,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 03:06:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 03:06:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 03:06:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-26 03:06:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-01-26 03:06:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-01-26 03:06:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-01-26 03:06:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-01-26 03:06:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-01-26 03:06:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-01-26 03:06:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2024-01-26 03:06:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 791 states. [2024-01-26 03:06:33,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 03:06:33,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-01-26 03:06:33,981 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-01-26 03:06:33,981 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-01-26 03:06:33,982 INFO L445 BasicCegarLoop]: Path program histogram: [4, 3, 2, 1, 1, 1, 1] [2024-01-26 03:06:33,983 INFO L308 ceAbstractionStarter]: Result for error location t2Err0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (5/5) [2024-01-26 03:06:33,986 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-26 03:06:33,986 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-26 03:06:33,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 03:06:33 BasicIcfg [2024-01-26 03:06:33,991 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-26 03:06:33,991 INFO L158 Benchmark]: Toolchain (without parser) took 837250.47ms. Allocated memory was 305.1MB in the beginning and 2.0GB in the end (delta: 1.7GB). Free memory was 249.2MB in the beginning and 807.9MB in the end (delta: -558.7MB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2024-01-26 03:06:33,992 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 199.2MB. Free memory is still 146.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-01-26 03:06:33,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 612.88ms. Allocated memory is still 305.1MB. Free memory was 249.2MB in the beginning and 218.3MB in the end (delta: 30.9MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2024-01-26 03:06:33,992 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.90ms. Allocated memory is still 305.1MB. Free memory was 218.3MB in the beginning and 215.2MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-01-26 03:06:33,992 INFO L158 Benchmark]: Boogie Preprocessor took 44.99ms. Allocated memory is still 305.1MB. Free memory was 215.2MB in the beginning and 213.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-01-26 03:06:33,993 INFO L158 Benchmark]: RCFGBuilder took 478.41ms. Allocated memory is still 305.1MB. Free memory was 213.1MB in the beginning and 190.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2024-01-26 03:06:33,993 INFO L158 Benchmark]: TraceAbstraction took 836043.90ms. Allocated memory was 305.1MB in the beginning and 2.0GB in the end (delta: 1.7GB). Free memory was 189.5MB in the beginning and 807.9MB in the end (delta: -618.4MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2024-01-26 03:06:33,999 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 199.2MB. Free memory is still 146.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 612.88ms. Allocated memory is still 305.1MB. Free memory was 249.2MB in the beginning and 218.3MB in the end (delta: 30.9MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 62.90ms. Allocated memory is still 305.1MB. Free memory was 218.3MB in the beginning and 215.2MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 44.99ms. Allocated memory is still 305.1MB. Free memory was 215.2MB in the beginning and 213.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 478.41ms. Allocated memory is still 305.1MB. Free memory was 213.1MB in the beginning and 190.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * TraceAbstraction took 836043.90ms. Allocated memory was 305.1MB in the beginning and 2.0GB in the end (delta: 1.7GB). Free memory was 189.5MB in the beginning and 807.9MB in the end (delta: -618.4MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 2, 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: 2 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 2, 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: 2 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 363, independent: 321, independent conditional: 321, independent unconditional: 0, dependent: 42, dependent conditional: 42, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 330, independent: 321, independent conditional: 321, independent unconditional: 0, dependent: 9, dependent conditional: 9, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 330, independent: 321, independent conditional: 321, independent unconditional: 0, dependent: 9, dependent conditional: 9, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 330, independent: 321, independent conditional: 0, independent unconditional: 321, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 330, independent: 321, independent conditional: 0, independent unconditional: 321, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 330, independent: 321, independent conditional: 0, independent unconditional: 321, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 326, independent: 317, independent conditional: 0, independent unconditional: 317, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 326, independent: 317, independent conditional: 0, independent unconditional: 317, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 61, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 61, dependent conditional: 0, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 330, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 326, unknown conditional: 0, unknown unconditional: 326] , Statistics on independence cache: Total cache size (in pairs): 326, Positive cache size: 317, Positive conditional cache size: 0, Positive unconditional cache size: 317, Negative cache size: 9, Negative conditional cache size: 0, Negative unconditional cache size: 9, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 33 - 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: 11056, independent: 10701, independent conditional: 10701, independent unconditional: 0, dependent: 355, dependent conditional: 355, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10712, independent: 10701, independent conditional: 10701, independent unconditional: 0, dependent: 11, dependent conditional: 11, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 10712, independent: 10701, independent conditional: 10701, independent unconditional: 0, dependent: 11, dependent conditional: 11, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10789, independent: 10701, independent conditional: 0, independent unconditional: 10701, dependent: 88, dependent conditional: 77, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 10789, independent: 10701, independent conditional: 0, independent unconditional: 10701, dependent: 88, dependent conditional: 11, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10789, independent: 10701, independent conditional: 0, independent unconditional: 10701, dependent: 88, dependent conditional: 11, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 514, independent: 510, independent conditional: 0, independent unconditional: 510, dependent: 4, dependent conditional: 2, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 514, independent: 508, independent conditional: 0, independent unconditional: 508, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 2, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 2, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 32, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 27, dependent conditional: 5, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 10789, independent: 10191, independent conditional: 0, independent unconditional: 10191, dependent: 84, dependent conditional: 9, dependent unconditional: 75, unknown: 514, unknown conditional: 2, unknown unconditional: 512] , Statistics on independence cache: Total cache size (in pairs): 514, Positive cache size: 510, Positive conditional cache size: 0, Positive unconditional cache size: 510, Negative cache size: 4, Negative conditional cache size: 2, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 66, Maximal queried relation: 12, Independence queries for same thread: 344 - PositiveResult [Line: 1049]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 5 procedures, 343 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, 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: 2, 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 53 NumberOfCodeBlocks, 53 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 52 ConstructedInterpolants, 0 QuantifiedInterpolants, 52 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 5 procedures, 343 locations, 5 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: ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 5 procedures, 343 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.1s, 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: t2Err0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 5 procedures, 343 locations, 5 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: t2Err0ASSERT_VIOLATIONERROR_FUNCTION with 2 thread instances CFG has 5 procedures, 343 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 835.1s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 145.6s, 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: 1203, 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: 0.9s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 112.5s InterpolantComputationTime, 15486 NumberOfCodeBlocks, 12730 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 20665 ConstructedInterpolants, 58 QuantifiedInterpolants, 83335 SizeOfPredicates, 167 NumberOfNonLiveVariables, 7363 ConjunctsInSsa, 296 ConjunctsInUnsatCore, 28 InterpolantComputations, 6 PerfectInterpolantSequences, 153229/396859 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 could not prove your program: Timeout Completed graceful shutdown