/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 -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistent.epf --traceabstraction.dfs.order.used.in.por PSEUDO_LOCKSTEP -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.datarace-free-lbe-02cf818-m [2023-11-17 18:07:31,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-17 18:07:31,702 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistent.epf [2023-11-17 18:07:31,708 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-17 18:07:31,708 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-17 18:07:31,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-17 18:07:31,725 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-17 18:07:31,725 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-17 18:07:31,725 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-17 18:07:31,725 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-17 18:07:31,726 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-17 18:07:31,726 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-17 18:07:31,726 INFO L153 SettingsManager]: * Use SBE=true [2023-11-17 18:07:31,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-17 18:07:31,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-17 18:07:31,727 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-17 18:07:31,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-17 18:07:31,731 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-17 18:07:31,731 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-17 18:07:31,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-17 18:07:31,732 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-17 18:07:31,733 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-17 18:07:31,733 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-17 18:07:31,733 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-17 18:07:31,733 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-17 18:07:31,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-17 18:07:31,734 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-17 18:07:31,734 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-17 18:07:31,734 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-17 18:07:31,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 18:07:31,735 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-17 18:07:31,735 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-17 18:07:31,735 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-17 18:07:31,735 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-17 18:07:31,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-17 18:07:31,735 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-17 18:07:31,736 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-17 18:07:31,736 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-17 18:07:31,736 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-17 18:07:31,736 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2023-11-17 18:07:31,736 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> PSEUDO_LOCKSTEP [2023-11-17 18:07:31,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-17 18:07:31,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-17 18:07:31,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-17 18:07:31,951 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-17 18:07:31,951 INFO L274 PluginConnector]: CDTParser initialized [2023-11-17 18:07:31,952 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c [2023-11-17 18:07:32,923 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-17 18:07:33,086 INFO L384 CDTParser]: Found 1 translation units. [2023-11-17 18:07:33,086 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c [2023-11-17 18:07:33,091 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b7b9f49d/762d76471f0641ba9c724d275bc42f68/FLAGb87562625 [2023-11-17 18:07:33,101 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b7b9f49d/762d76471f0641ba9c724d275bc42f68 [2023-11-17 18:07:33,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-17 18:07:33,104 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-17 18:07:33,105 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-17 18:07:33,105 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-17 18:07:33,108 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-17 18:07:33,108 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 06:07:33" (1/1) ... [2023-11-17 18:07:33,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d696aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:07:33, skipping insertion in model container [2023-11-17 18:07:33,109 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 06:07:33" (1/1) ... [2023-11-17 18:07:33,137 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-17 18:07:33,248 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c[2781,2794] [2023-11-17 18:07:33,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 18:07:33,263 INFO L202 MainTranslator]: Completed pre-run [2023-11-17 18:07:33,278 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c[2781,2794] [2023-11-17 18:07:33,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 18:07:33,293 INFO L206 MainTranslator]: Completed translation [2023-11-17 18:07:33,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:07:33 WrapperNode [2023-11-17 18:07:33,294 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-17 18:07:33,294 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-17 18:07:33,295 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-17 18:07:33,295 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-17 18:07:33,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:07:33" (1/1) ... [2023-11-17 18:07:33,305 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:07:33" (1/1) ... [2023-11-17 18:07:33,329 INFO L138 Inliner]: procedures = 23, calls = 41, calls flagged for inlining = 17, calls inlined = 31, statements flattened = 289 [2023-11-17 18:07:33,329 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-17 18:07:33,330 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-17 18:07:33,330 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-17 18:07:33,330 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-17 18:07:33,336 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:07:33" (1/1) ... [2023-11-17 18:07:33,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:07:33" (1/1) ... [2023-11-17 18:07:33,339 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:07:33" (1/1) ... [2023-11-17 18:07:33,339 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:07:33" (1/1) ... [2023-11-17 18:07:33,346 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:07:33" (1/1) ... [2023-11-17 18:07:33,349 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:07:33" (1/1) ... [2023-11-17 18:07:33,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:07:33" (1/1) ... [2023-11-17 18:07:33,351 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:07:33" (1/1) ... [2023-11-17 18:07:33,354 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-17 18:07:33,355 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-17 18:07:33,355 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-17 18:07:33,355 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-17 18:07:33,356 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:07:33" (1/1) ... [2023-11-17 18:07:33,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 18:07:33,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 18:07:33,402 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-17 18:07:33,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-17 18:07:33,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-17 18:07:33,424 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-17 18:07:33,425 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-17 18:07:33,425 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-17 18:07:33,425 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-17 18:07:33,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-17 18:07:33,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-17 18:07:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-17 18:07:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-17 18:07:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-17 18:07:33,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-17 18:07:33,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-17 18:07:33,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-17 18:07:33,429 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-17 18:07:33,506 INFO L239 CfgBuilder]: Building ICFG [2023-11-17 18:07:33,508 INFO L265 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-17 18:07:33,858 INFO L280 CfgBuilder]: Performing block encoding [2023-11-17 18:07:33,870 INFO L302 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-17 18:07:33,870 INFO L307 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-17 18:07:33,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 06:07:33 BoogieIcfgContainer [2023-11-17 18:07:33,872 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-17 18:07:33,873 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-17 18:07:33,873 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-17 18:07:33,875 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-17 18:07:33,875 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 06:07:33" (1/3) ... [2023-11-17 18:07:33,876 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7246ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 06:07:33, skipping insertion in model container [2023-11-17 18:07:33,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:07:33" (2/3) ... [2023-11-17 18:07:33,876 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7246ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 06:07:33, skipping insertion in model container [2023-11-17 18:07:33,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 06:07:33" (3/3) ... [2023-11-17 18:07:33,877 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-1.wvr.c [2023-11-17 18:07:33,883 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-17 18:07:33,889 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-17 18:07:33,890 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-17 18:07:33,890 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-17 18:07:34,006 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-17 18:07:34,055 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 18:07:34,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-17 18:07:34,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 18:07:34,058 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-17 18:07:34,060 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-17 18:07:34,088 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-17 18:07:34,097 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-11-17 18:07:34,104 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;@5c1f5d9e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 18:07:34,104 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-17 18:07:34,600 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 18:07:34,605 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 18:07:34,605 INFO L85 PathProgramCache]: Analyzing trace with hash 663391556, now seen corresponding path program 1 times [2023-11-17 18:07:34,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 18:07:34,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130573628] [2023-11-17 18:07:34,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 18:07:34,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 18:07:34,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 18:07:34,983 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-17 18:07:34,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 18:07:34,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130573628] [2023-11-17 18:07:34,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130573628] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 18:07:34,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 18:07:34,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-17 18:07:34,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136699566] [2023-11-17 18:07:34,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 18:07:34,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-17 18:07:34,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 18:07:35,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-17 18:07:35,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-17 18:07:35,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:07:35,022 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 18:07:35,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 181.5) internal successors, (363), 2 states have internal predecessors, (363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 18:07:35,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:07:35,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:07:35,084 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-17 18:07:35,084 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 18:07:35,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 18:07:35,085 INFO L85 PathProgramCache]: Analyzing trace with hash -1720635354, now seen corresponding path program 1 times [2023-11-17 18:07:35,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 18:07:35,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030668520] [2023-11-17 18:07:35,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 18:07:35,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 18:07:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 18:07:36,160 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-17 18:07:36,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 18:07:36,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030668520] [2023-11-17 18:07:36,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2030668520] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 18:07:36,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 18:07:36,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-17 18:07:36,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519382918] [2023-11-17 18:07:36,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 18:07:36,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-17 18:07:36,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 18:07:36,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-17 18:07:36,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2023-11-17 18:07:36,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:07:36,165 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 18:07:36,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 35.81818181818182) internal successors, (394), 11 states have internal predecessors, (394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 18:07:36,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:07:36,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:07:36,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:07:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-17 18:07:36,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-17 18:07:36,389 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 18:07:36,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 18:07:36,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1185273756, now seen corresponding path program 1 times [2023-11-17 18:07:36,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 18:07:36,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528785534] [2023-11-17 18:07:36,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 18:07:36,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 18:07:36,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 18:07:37,074 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 35 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-17 18:07:37,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 18:07:37,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528785534] [2023-11-17 18:07:37,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1528785534] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 18:07:37,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [995798963] [2023-11-17 18:07:37,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 18:07:37,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 18:07:37,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 18:07:37,078 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 18:07:37,105 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-17 18:07:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 18:07:37,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-17 18:07:37,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 18:07:37,873 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 34 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-17 18:07:37,873 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 18:07:38,235 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 35 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-17 18:07:38,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [995798963] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 18:07:38,235 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 18:07:38,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 28 [2023-11-17 18:07:38,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117605019] [2023-11-17 18:07:38,236 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 18:07:38,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2023-11-17 18:07:38,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 18:07:38,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2023-11-17 18:07:38,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=613, Unknown=0, NotChecked=0, Total=756 [2023-11-17 18:07:38,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:07:38,238 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 18:07:38,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 20.571428571428573) internal successors, (576), 28 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 18:07:38,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:07:38,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-11-17 18:07:38,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:07:38,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:07:38,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-17 18:07:38,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 18:07:38,571 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-17 18:07:38,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-17 18:07:38,772 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 18:07:38,772 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 18:07:38,772 INFO L85 PathProgramCache]: Analyzing trace with hash 2077141266, now seen corresponding path program 2 times [2023-11-17 18:07:38,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 18:07:38,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356141117] [2023-11-17 18:07:38,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 18:07:38,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 18:07:38,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 18:07:45,872 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 18:07:45,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 18:07:45,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356141117] [2023-11-17 18:07:45,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356141117] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 18:07:45,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1208436398] [2023-11-17 18:07:45,875 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-17 18:07:45,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 18:07:45,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 18:07:45,876 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 18:07:45,887 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-17 18:07:46,028 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-17 18:07:46,028 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 18:07:46,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 714 conjuncts, 130 conjunts are in the unsatisfiable core [2023-11-17 18:07:46,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 18:07:51,596 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 18:07:51,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 12 [2023-11-17 18:07:51,718 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-17 18:07:51,718 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 18:07:54,820 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 18:07:54,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 48 [2023-11-17 18:07:55,316 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-17 18:07:55,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1208436398] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 18:07:55,317 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 18:07:55,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 60, 53] total 167 [2023-11-17 18:07:55,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745335643] [2023-11-17 18:07:55,317 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 18:07:55,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 167 states [2023-11-17 18:07:55,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 18:07:55,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 167 interpolants. [2023-11-17 18:07:55,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1364, Invalid=26358, Unknown=0, NotChecked=0, Total=27722 [2023-11-17 18:07:55,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:07:55,327 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 18:07:55,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 167 states, 167 states have (on average 5.976047904191617) internal successors, (998), 167 states have internal predecessors, (998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 18:07:55,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:07:55,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-11-17 18:07:55,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-17 18:07:55,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:08:08,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:08:08,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-17 18:08:08,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 18:08:08,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2023-11-17 18:08:08,033 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-17 18:08:08,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 18:08:08,227 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 18:08:08,228 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 18:08:08,228 INFO L85 PathProgramCache]: Analyzing trace with hash -845092244, now seen corresponding path program 3 times [2023-11-17 18:08:08,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 18:08:08,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464774355] [2023-11-17 18:08:08,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 18:08:08,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 18:08:08,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 18:08:08,926 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 277 proven. 202 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-17 18:08:08,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 18:08:08,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464774355] [2023-11-17 18:08:08,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464774355] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 18:08:08,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2029174083] [2023-11-17 18:08:08,927 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-17 18:08:08,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 18:08:08,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 18:08:08,928 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 18:08:08,930 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-17 18:08:09,154 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2023-11-17 18:08:09,155 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 18:08:09,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-17 18:08:09,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 18:08:10,388 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 110 proven. 373 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-17 18:08:10,389 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 18:08:10,989 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 277 proven. 202 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-17 18:08:10,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2029174083] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 18:08:10,990 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 18:08:10,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18, 15] total 41 [2023-11-17 18:08:10,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64240826] [2023-11-17 18:08:10,990 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 18:08:10,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2023-11-17 18:08:10,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 18:08:10,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2023-11-17 18:08:10,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=228, Invalid=1412, Unknown=0, NotChecked=0, Total=1640 [2023-11-17 18:08:10,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:08:10,993 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 18:08:10,994 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 32.36585365853659) internal successors, (1327), 41 states have internal predecessors, (1327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 18:08:10,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:08:10,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-11-17 18:08:10,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-17 18:08:10,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2023-11-17 18:08:10,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:08:12,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:08:12,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-17 18:08:12,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 18:08:12,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2023-11-17 18:08:12,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-11-17 18:08:12,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-17 18:08:12,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 18:08:12,299 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 18:08:12,300 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 18:08:12,300 INFO L85 PathProgramCache]: Analyzing trace with hash 1301152578, now seen corresponding path program 1 times [2023-11-17 18:08:12,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 18:08:12,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746130283] [2023-11-17 18:08:12,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 18:08:12,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 18:08:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 18:08:13,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 453 proven. 10 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2023-11-17 18:08:13,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 18:08:13,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746130283] [2023-11-17 18:08:13,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746130283] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 18:08:13,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1241837702] [2023-11-17 18:08:13,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 18:08:13,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 18:08:13,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 18:08:13,377 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 18:08:13,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-17 18:08:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 18:08:13,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-17 18:08:13,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 18:08:15,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 290 proven. 173 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2023-11-17 18:08:15,116 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 18:08:15,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 453 proven. 10 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2023-11-17 18:08:15,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1241837702] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 18:08:15,957 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 18:08:15,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 51 [2023-11-17 18:08:15,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091856322] [2023-11-17 18:08:15,957 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 18:08:15,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2023-11-17 18:08:15,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 18:08:15,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2023-11-17 18:08:15,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=420, Invalid=2130, Unknown=0, NotChecked=0, Total=2550 [2023-11-17 18:08:15,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:08:15,962 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 18:08:15,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 21.764705882352942) internal successors, (1110), 51 states have internal predecessors, (1110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 18:08:15,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:08:15,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-11-17 18:08:15,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-17 18:08:15,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2023-11-17 18:08:15,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-11-17 18:08:15,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:08:16,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:08:16,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-17 18:08:16,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 18:08:16,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2023-11-17 18:08:16,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-11-17 18:08:16,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-11-17 18:08:16,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-17 18:08:16,697 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 18:08:16,698 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 18:08:16,698 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 18:08:16,698 INFO L85 PathProgramCache]: Analyzing trace with hash 7721632, now seen corresponding path program 2 times [2023-11-17 18:08:16,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 18:08:16,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277119535] [2023-11-17 18:08:16,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 18:08:16,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 18:08:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 18:08:49,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1103 backedges. 0 proven. 1103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 18:08:49,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 18:08:49,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277119535] [2023-11-17 18:08:49,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277119535] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 18:08:49,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1587637599] [2023-11-17 18:08:49,147 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-17 18:08:49,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 18:08:49,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 18:08:49,148 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 18:08:49,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-17 18:08:49,382 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-17 18:08:49,382 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 18:08:49,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 1264 conjuncts, 263 conjunts are in the unsatisfiable core [2023-11-17 18:08:49,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 18:08:52,442 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 8 treesize of output 1 [2023-11-17 18:09:18,641 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 18:09:18,642 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 75 treesize of output 19 [2023-11-17 18:09:18,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1103 backedges. 0 proven. 1101 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-17 18:09:18,910 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 18:09:48,432 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 18:09:48,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 200 treesize of output 352 [2023-11-17 18:09:50,380 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 18:09:50,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 85 treesize of output 258 [2023-11-17 18:09:52,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1103 backedges. 0 proven. 1018 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2023-11-17 18:09:52,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1587637599] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 18:09:52,053 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 18:09:52,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [169, 121, 107] total 370 [2023-11-17 18:09:52,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483324854] [2023-11-17 18:09:52,053 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 18:09:52,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 370 states [2023-11-17 18:09:52,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 18:09:52,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 370 interpolants. [2023-11-17 18:09:52,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1036, Invalid=135494, Unknown=0, NotChecked=0, Total=136530 [2023-11-17 18:09:52,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:09:52,073 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 18:09:52,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 370 states, 370 states have (on average 5.786486486486487) internal successors, (2141), 370 states have internal predecessors, (2141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 18:09:52,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:09:52,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-11-17 18:09:52,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-17 18:09:52,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2023-11-17 18:09:52,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-11-17 18:09:52,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2023-11-17 18:09:52,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:11:01,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:11:01,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-17 18:11:01,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 18:11:01,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2023-11-17 18:11:01,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-11-17 18:11:01,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-11-17 18:11:01,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2023-11-17 18:11:01,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-17 18:11:01,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 18:11:01,764 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 18:11:01,764 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 18:11:01,765 INFO L85 PathProgramCache]: Analyzing trace with hash 2119764518, now seen corresponding path program 4 times [2023-11-17 18:11:01,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 18:11:01,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297413965] [2023-11-17 18:11:01,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 18:11:01,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 18:11:01,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 18:11:03,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 1809 proven. 126 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2023-11-17 18:11:03,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 18:11:03,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297413965] [2023-11-17 18:11:03,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297413965] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 18:11:03,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1577727096] [2023-11-17 18:11:03,633 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-11-17 18:11:03,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 18:11:03,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 18:11:03,634 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 18:11:03,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-17 18:11:03,867 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-11-17 18:11:03,867 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 18:11:03,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 1380 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-17 18:11:03,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 18:11:05,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 1349 proven. 586 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2023-11-17 18:11:05,815 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 18:11:07,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 1809 proven. 126 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2023-11-17 18:11:07,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1577727096] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 18:11:07,189 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 18:11:07,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35, 35] total 85 [2023-11-17 18:11:07,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816639538] [2023-11-17 18:11:07,189 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 18:11:07,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2023-11-17 18:11:07,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 18:11:07,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2023-11-17 18:11:07,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1064, Invalid=6076, Unknown=0, NotChecked=0, Total=7140 [2023-11-17 18:11:07,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:11:07,196 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 18:11:07,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 20.529411764705884) internal successors, (1745), 85 states have internal predecessors, (1745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 18:11:07,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:11:07,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-11-17 18:11:07,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-17 18:11:07,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2023-11-17 18:11:07,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2023-11-17 18:11:07,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2023-11-17 18:11:07,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2023-11-17 18:11:07,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:11:08,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:11:08,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-17 18:11:08,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 18:11:08,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2023-11-17 18:11:08,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-11-17 18:11:08,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-11-17 18:11:08,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2023-11-17 18:11:08,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-11-17 18:11:08,073 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-17 18:11:08,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 18:11:08,272 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 18:11:08,272 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 18:11:08,273 INFO L85 PathProgramCache]: Analyzing trace with hash -2146471150, now seen corresponding path program 5 times [2023-11-17 18:11:08,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 18:11:08,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491618281] [2023-11-17 18:11:08,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 18:11:08,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 18:11:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 18:11:09,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2318 backedges. 1162 proven. 920 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2023-11-17 18:11:09,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 18:11:09,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491618281] [2023-11-17 18:11:09,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491618281] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 18:11:09,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2006814672] [2023-11-17 18:11:09,879 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-11-17 18:11:09,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 18:11:09,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 18:11:09,880 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 18:11:09,894 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-17 18:11:10,262 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2023-11-17 18:11:10,262 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 18:11:10,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 1648 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-17 18:11:10,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 18:11:12,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2318 backedges. 695 proven. 1391 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2023-11-17 18:11:12,268 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 18:11:13,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2318 backedges. 1162 proven. 920 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2023-11-17 18:11:13,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2006814672] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 18:11:13,256 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 18:11:13,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 32, 26] total 63 [2023-11-17 18:11:13,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717486824] [2023-11-17 18:11:13,256 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 18:11:13,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2023-11-17 18:11:13,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 18:11:13,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2023-11-17 18:11:13,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=447, Invalid=3459, Unknown=0, NotChecked=0, Total=3906 [2023-11-17 18:11:13,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:11:13,260 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 18:11:13,261 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 34.19047619047619) internal successors, (2154), 63 states have internal predecessors, (2154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 18:11:13,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:11:13,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-11-17 18:11:13,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-17 18:11:13,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2023-11-17 18:11:13,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2023-11-17 18:11:13,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2023-11-17 18:11:13,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2023-11-17 18:11:13,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-11-17 18:11:13,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 18:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-17 18:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 18:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2023-11-17 18:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-11-17 18:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-11-17 18:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2023-11-17 18:11:15,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-11-17 18:11:15,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-11-17 18:11:15,680 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-17 18:11:15,871 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-11-17 18:11:15,871 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 18:11:15,872 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 18:11:15,872 INFO L85 PathProgramCache]: Analyzing trace with hash -756749517, now seen corresponding path program 1 times [2023-11-17 18:11:15,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 18:11:15,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649704041] [2023-11-17 18:11:15,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 18:11:15,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 18:11:16,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 18:12:20,587 INFO L134 CoverageAnalysis]: Checked inductivity of 3384 backedges. 0 proven. 3384 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 18:12:20,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 18:12:20,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649704041] [2023-11-17 18:12:20,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649704041] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 18:12:20,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1404006172] [2023-11-17 18:12:20,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 18:12:20,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 18:12:20,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 18:12:20,589 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 18:12:20,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-17 18:12:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 18:12:20,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 1814 conjuncts, 400 conjunts are in the unsatisfiable core [2023-11-17 18:12:20,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 18:12:26,018 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 8 treesize of output 1 [2023-11-17 18:13:17,913 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 18:13:17,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 117 treesize of output 25 [2023-11-17 18:13:20,453 INFO L134 CoverageAnalysis]: Checked inductivity of 3384 backedges. 0 proven. 3384 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 18:13:20,453 INFO L327 TraceCheckSpWp]: Computing backward predicates... Received shutdown request... [2023-11-17 18:15:57,877 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-11-17 18:15:57,877 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2023-11-17 18:15:57,877 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-11-17 18:15:58,884 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-11-17 18:15:58,887 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-17 18:15:59,077 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-11-17 18:15:59,106 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 [2023-11-17 18:15:59,109 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-11-17 18:15:59,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-17 18:15:59,110 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 1132 with TraceHistMax 8,while TraceCheckSpWp was constructing backward predicates,while executing Executor. [2023-11-17 18:15:59,111 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-11-17 18:15:59,111 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-11-17 18:15:59,114 INFO L445 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1, 1] [2023-11-17 18:15:59,117 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-17 18:15:59,117 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-17 18:15:59,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 06:15:59 BasicIcfg [2023-11-17 18:15:59,120 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-17 18:15:59,121 INFO L158 Benchmark]: Toolchain (without parser) took 506016.95ms. Allocated memory was 186.6MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 123.2MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 494.3MB. Max. memory is 8.0GB. [2023-11-17 18:15:59,121 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 186.6MB. Free memory was 137.2MB in the beginning and 137.1MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 8.0GB. [2023-11-17 18:15:59,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 189.03ms. Allocated memory is still 186.6MB. Free memory was 123.2MB in the beginning and 110.8MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2023-11-17 18:15:59,121 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.84ms. Allocated memory is still 186.6MB. Free memory was 110.8MB in the beginning and 108.1MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-11-17 18:15:59,121 INFO L158 Benchmark]: Boogie Preprocessor took 24.84ms. Allocated memory is still 186.6MB. Free memory was 108.1MB in the beginning and 106.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-11-17 18:15:59,122 INFO L158 Benchmark]: RCFGBuilder took 516.45ms. Allocated memory is still 186.6MB. Free memory was 106.0MB in the beginning and 79.4MB in the end (delta: 26.6MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2023-11-17 18:15:59,122 INFO L158 Benchmark]: TraceAbstraction took 505247.36ms. Allocated memory was 186.6MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 78.7MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 449.2MB. Max. memory is 8.0GB. [2023-11-17 18:15:59,123 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 186.6MB. Free memory was 137.2MB in the beginning and 137.1MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 189.03ms. Allocated memory is still 186.6MB. Free memory was 123.2MB in the beginning and 110.8MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 34.84ms. Allocated memory is still 186.6MB. Free memory was 110.8MB in the beginning and 108.1MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.84ms. Allocated memory is still 186.6MB. Free memory was 108.1MB in the beginning and 106.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 516.45ms. Allocated memory is still 186.6MB. Free memory was 106.0MB in the beginning and 79.4MB in the end (delta: 26.6MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * TraceAbstraction took 505247.36ms. Allocated memory was 186.6MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 78.7MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 449.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 70613, independent: 68977, independent conditional: 24236, independent unconditional: 44741, dependent: 1636, dependent conditional: 1631, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68982, independent: 68977, independent conditional: 24236, independent unconditional: 44741, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 68982, independent: 68977, independent conditional: 24236, independent unconditional: 44741, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68982, independent: 68977, independent conditional: 0, independent unconditional: 68977, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 68982, independent: 68977, independent conditional: 0, independent unconditional: 68977, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68982, independent: 68977, independent conditional: 0, independent unconditional: 68977, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 32103, independent: 32098, independent conditional: 0, independent unconditional: 32098, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 32103, independent: 32097, independent conditional: 0, independent unconditional: 32097, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, independent: 46, independent conditional: 0, independent unconditional: 46, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 68982, independent: 36879, independent conditional: 0, independent unconditional: 36879, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 32103, unknown conditional: 0, unknown unconditional: 32103] , Statistics on independence cache: Total cache size (in pairs): 32103, Positive cache size: 32098, Positive conditional cache size: 0, Positive unconditional cache size: 32098, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, 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: 1631 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 650, Number of trivial persistent sets: 132, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 44746, independent: 44741, independent conditional: 0, independent unconditional: 44741, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 70613, independent: 68977, independent conditional: 24236, independent unconditional: 44741, dependent: 1636, dependent conditional: 1631, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68982, independent: 68977, independent conditional: 24236, independent unconditional: 44741, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 68982, independent: 68977, independent conditional: 24236, independent unconditional: 44741, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68982, independent: 68977, independent conditional: 0, independent unconditional: 68977, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 68982, independent: 68977, independent conditional: 0, independent unconditional: 68977, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68982, independent: 68977, independent conditional: 0, independent unconditional: 68977, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 32103, independent: 32098, independent conditional: 0, independent unconditional: 32098, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 32103, independent: 32097, independent conditional: 0, independent unconditional: 32097, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, independent: 46, independent conditional: 0, independent unconditional: 46, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 68982, independent: 36879, independent conditional: 0, independent unconditional: 36879, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 32103, unknown conditional: 0, unknown unconditional: 32103] , Statistics on independence cache: Total cache size (in pairs): 32103, Positive cache size: 32098, Positive conditional cache size: 0, Positive unconditional cache size: 32098, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, 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: 1631 - TimeoutResultAtElement [Line: 103]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 1132 with TraceHistMax 8,while TraceCheckSpWp was constructing backward predicates,while executing Executor. - TimeoutResultAtElement [Line: 98]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 1132 with TraceHistMax 8,while TraceCheckSpWp was constructing backward predicates,while executing Executor. - TimeoutResultAtElement [Line: 97]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 1132 with TraceHistMax 8,while TraceCheckSpWp was constructing backward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 622 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 505.1s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 88.2s, 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: 415, 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: 0.4s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 129.0s InterpolantComputationTime, 10708 NumberOfCodeBlocks, 10597 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 15630 ConstructedInterpolants, 0 QuantifiedInterpolants, 166426 SizeOfPredicates, 369 NumberOfNonLiveVariables, 7897 ConjunctsInSsa, 517 ConjunctsInUnsatCore, 23 InterpolantComputations, 2 PerfectInterpolantSequences, 13516/21979 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