/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy BADGER --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP -s ../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf --traceabstraction.coinflip.probability.value 0 --traceabstraction.coinflip.random.seed 0 --traceabstraction.coinflip.budget.determination.mode FALLBACK --traceabstraction.coinflip.probability.increment 10 -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2023/acq-work-3threads.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-10 12:50:21,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-10 12:50:21,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-10 12:50:21,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-10 12:50:21,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-10 12:50:21,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-10 12:50:21,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-10 12:50:21,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-10 12:50:21,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-10 12:50:21,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-10 12:50:21,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-10 12:50:21,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-10 12:50:21,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-10 12:50:21,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-10 12:50:21,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-10 12:50:21,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-10 12:50:21,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-10 12:50:21,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-10 12:50:21,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-10 12:50:21,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-10 12:50:21,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-10 12:50:21,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-10-10 12:50:21,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-10 12:50:21,446 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-10 12:50:21,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-10 12:50:21,447 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf [2022-10-10 12:50:21,484 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-10 12:50:21,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-10 12:50:21,484 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-10 12:50:21,485 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-10 12:50:21,486 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-10 12:50:21,486 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-10 12:50:21,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-10 12:50:21,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-10 12:50:21,488 INFO L138 SettingsManager]: * Use SBE=true [2022-10-10 12:50:21,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-10 12:50:21,489 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-10 12:50:21,489 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-10 12:50:21,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-10 12:50:21,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-10 12:50:21,490 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-10 12:50:21,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-10 12:50:21,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-10 12:50:21,490 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-10 12:50:21,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-10 12:50:21,491 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-10 12:50:21,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-10 12:50:21,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-10 12:50:21,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-10 12:50:21,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-10 12:50:21,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-10 12:50:21,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-10 12:50:21,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-10 12:50:21,492 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-10 12:50:21,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-10 12:50:21,492 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-10 12:50:21,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-10 12:50:21,492 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-10 12:50:21,493 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-10 12:50:21,493 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-10 12:50:21,493 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-10 12:50:21,493 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-10 12:50:21,493 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-10 12:50:21,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-10 12:50:21,494 INFO L138 SettingsManager]: * Number of independence relations to use for POR=2 [2022-10-10 12:50:21,494 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip probability value -> 0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip random seed -> 0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip budget determination mode -> FALLBACK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip probability increment -> 10 [2022-10-10 12:50:21,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-10 12:50:21,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-10 12:50:21,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-10 12:50:21,857 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-10 12:50:21,858 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-10 12:50:21,859 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/acq-work-3threads.bpl [2022-10-10 12:50:21,861 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/acq-work-3threads.bpl' [2022-10-10 12:50:21,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-10 12:50:21,890 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-10 12:50:21,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-10 12:50:21,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-10 12:50:21,891 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-10 12:50:21,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:50:21" (1/1) ... [2022-10-10 12:50:21,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:50:21" (1/1) ... [2022-10-10 12:50:21,932 INFO L138 Inliner]: procedures = 4, calls = 5, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2022-10-10 12:50:21,934 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-10 12:50:21,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-10 12:50:21,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-10 12:50:21,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-10 12:50:21,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:50:21" (1/1) ... [2022-10-10 12:50:21,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:50:21" (1/1) ... [2022-10-10 12:50:21,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:50:21" (1/1) ... [2022-10-10 12:50:21,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:50:21" (1/1) ... [2022-10-10 12:50:21,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:50:21" (1/1) ... [2022-10-10 12:50:21,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:50:21" (1/1) ... [2022-10-10 12:50:21,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:50:21" (1/1) ... [2022-10-10 12:50:21,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-10 12:50:21,957 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-10 12:50:21,957 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-10 12:50:21,957 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-10 12:50:21,958 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:50:21" (1/1) ... [2022-10-10 12:50:21,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-10 12:50:21,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 12:50:21,994 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) [2022-10-10 12:50:21,999 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 [2022-10-10 12:50:22,032 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-10-10 12:50:22,032 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-10 12:50:22,033 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-10 12:50:22,033 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-10-10 12:50:22,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-10 12:50:22,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-10 12:50:22,033 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1WithAssert given in one single declaration [2022-10-10 12:50:22,034 INFO L130 BoogieDeclarations]: Found specification of procedure thread1WithAssert [2022-10-10 12:50:22,034 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1WithAssert [2022-10-10 12:50:22,034 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-10 12:50:22,079 INFO L234 CfgBuilder]: Building ICFG [2022-10-10 12:50:22,081 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-10 12:50:22,241 INFO L275 CfgBuilder]: Performing block encoding [2022-10-10 12:50:22,267 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-10 12:50:22,268 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-10 12:50:22,269 INFO L202 PluginConnector]: Adding new model acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 12:50:22 BoogieIcfgContainer [2022-10-10 12:50:22,269 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-10 12:50:22,271 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-10 12:50:22,271 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-10 12:50:22,273 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-10 12:50:22,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 12:50:21" (1/2) ... [2022-10-10 12:50:22,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@146a63e3 and model type acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 12:50:22, skipping insertion in model container [2022-10-10 12:50:22,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 12:50:22" (2/2) ... [2022-10-10 12:50:22,274 INFO L112 eAbstractionObserver]: Analyzing ICFG acq-work-3threads.bpl [2022-10-10 12:50:22,285 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-10 12:50:22,292 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-10 12:50:22,292 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-10 12:50:22,292 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-10 12:50:22,377 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-10-10 12:50:22,435 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-10 12:50:22,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-10 12:50:22,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 12:50:22,437 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) [2022-10-10 12:50:22,439 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 [2022-10-10 12:50:22,469 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 12:50:22,499 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-10 12:50:22,500 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-10 12:50:22,500 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-10 12:50:22,509 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-10 12:50:22,519 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1c07f6e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 12:50:22,519 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-10 12:50:22,540 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-10 12:50:22,556 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-10 12:50:22,559 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (1/5) [2022-10-10 12:50:22,573 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-10 12:50:22,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-10 12:50:22,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 12:50:22,579 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-10 12:50:22,589 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 12:50:22,590 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-10 12:50:22,590 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-10 12:50:22,590 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-10 12:50:22,590 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-10 12:50:22,591 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1c07f6e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 12:50:22,591 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-10 12:50:22,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-10-10 12:50:22,707 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-10 12:50:22,710 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-10 12:50:22,711 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/5) [2022-10-10 12:50:22,713 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-10 12:50:22,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-10 12:50:22,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 12:50:22,717 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-10 12:50:22,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-10-10 12:50:22,721 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 12:50:22,722 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-10 12:50:22,722 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-10 12:50:22,722 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-10 12:50:22,722 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-10 12:50:22,725 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1c07f6e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 12:50:22,725 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-10 12:50:22,955 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-10 12:50:22,963 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-10 12:50:22,964 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/5) [2022-10-10 12:50:22,966 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-10 12:50:22,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-10 12:50:22,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 12:50:22,970 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-10 12:50:22,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2022-10-10 12:50:22,974 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 12:50:22,975 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-10 12:50:22,975 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-10 12:50:22,976 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-10 12:50:22,976 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1WithAssertErr0ASSERT_VIOLATIONASSERT ======== [2022-10-10 12:50:22,976 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1c07f6e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 12:50:22,976 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-10 12:50:22,977 WARN L124 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2022-10-10 12:50:22,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1WithAssertErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-10 12:50:22,978 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-10 12:50:22,978 INFO L307 ceAbstractionStarter]: Result for error location thread1WithAssertErr0ASSERT_VIOLATIONASSERT was SAFE (4/5) [2022-10-10 12:50:22,980 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-10 12:50:22,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-10 12:50:22,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 12:50:22,989 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-10 12:50:22,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2022-10-10 12:50:22,992 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 12:50:22,993 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-10 12:50:22,993 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-10 12:50:22,993 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-10 12:50:22,993 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1WithAssertErr0ASSERT_VIOLATIONASSERT ======== [2022-10-10 12:50:22,994 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1c07f6e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 12:50:22,994 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-10 12:50:23,062 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:23,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:23,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1080378419, now seen corresponding path program 1 times [2022-10-10 12:50:23,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:23,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773042458] [2022-10-10 12:50:23,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:23,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:23,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:23,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-10 12:50:23,250 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:23,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773042458] [2022-10-10 12:50:23,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773042458] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-10 12:50:23,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-10 12:50:23,251 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-10 12:50:23,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653216679] [2022-10-10 12:50:23,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-10 12:50:23,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-10 12:50:23,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:23,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-10 12:50:23,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-10 12:50:23,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:23,293 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:23,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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) [2022-10-10 12:50:23,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:23,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:23,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-10 12:50:23,369 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:23,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:23,371 INFO L85 PathProgramCache]: Analyzing trace with hash 1032111379, now seen corresponding path program 1 times [2022-10-10 12:50:23,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:23,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821737120] [2022-10-10 12:50:23,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:23,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:23,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:23,549 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-10 12:50:23,550 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:23,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821737120] [2022-10-10 12:50:23,550 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821737120] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:23,550 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:23,550 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2022-10-10 12:50:23,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73858938] [2022-10-10 12:50:23,550 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:23,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-10 12:50:23,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:23,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-10 12:50:23,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-10-10 12:50:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:23,553 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:23,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.428571428571429) internal successors, (52), 8 states have internal predecessors, (52), 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) [2022-10-10 12:50:23,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:23,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:23,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:23,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-10 12:50:23,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-10 12:50:23,678 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:23,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:23,679 INFO L85 PathProgramCache]: Analyzing trace with hash 1328655181, now seen corresponding path program 2 times [2022-10-10 12:50:23,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:23,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150684720] [2022-10-10 12:50:23,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:23,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:24,074 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 4 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-10 12:50:24,075 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:24,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150684720] [2022-10-10 12:50:24,075 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150684720] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:24,075 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:24,075 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2022-10-10 12:50:24,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634263939] [2022-10-10 12:50:24,076 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:24,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-10-10 12:50:24,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:24,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-10-10 12:50:24,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2022-10-10 12:50:24,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:24,079 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:24,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.3125) internal successors, (69), 16 states have internal predecessors, (69), 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) [2022-10-10 12:50:24,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:24,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-10 12:50:24,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:24,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:24,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-10 12:50:24,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-10-10 12:50:24,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-10 12:50:24,512 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:24,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:24,513 INFO L85 PathProgramCache]: Analyzing trace with hash 607249193, now seen corresponding path program 1 times [2022-10-10 12:50:24,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:24,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25401530] [2022-10-10 12:50:24,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:24,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:24,730 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-10-10 12:50:24,730 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:24,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25401530] [2022-10-10 12:50:24,731 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25401530] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:24,731 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:24,731 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2022-10-10 12:50:24,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904392835] [2022-10-10 12:50:24,731 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:24,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-10 12:50:24,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:24,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-10 12:50:24,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-10-10 12:50:24,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:24,733 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:24,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.571428571428571) internal successors, (53), 8 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-10 12:50:24,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:24,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-10 12:50:24,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-10-10 12:50:24,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:24,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:24,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-10 12:50:24,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-10-10 12:50:24,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-10 12:50:24,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-10 12:50:24,866 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:24,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:24,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1874293533, now seen corresponding path program 2 times [2022-10-10 12:50:24,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:24,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958420627] [2022-10-10 12:50:24,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:24,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:25,220 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 109 proven. 50 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-10-10 12:50:25,220 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:25,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958420627] [2022-10-10 12:50:25,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958420627] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:25,221 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:25,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2022-10-10 12:50:25,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826751185] [2022-10-10 12:50:25,221 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:25,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-10-10 12:50:25,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:25,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-10-10 12:50:25,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2022-10-10 12:50:25,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:25,223 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:25,223 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.866666666666666) internal successors, (88), 15 states have internal predecessors, (88), 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) [2022-10-10 12:50:25,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:25,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-10 12:50:25,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-10-10 12:50:25,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-10 12:50:25,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:25,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:25,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:25,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-10-10 12:50:25,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-10 12:50:25,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-10-10 12:50:25,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-10 12:50:25,724 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:25,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:25,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1810426430, now seen corresponding path program 1 times [2022-10-10 12:50:25,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:25,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135529508] [2022-10-10 12:50:25,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:25,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:26,014 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 54 proven. 50 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-10 12:50:26,014 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:26,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135529508] [2022-10-10 12:50:26,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135529508] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:26,015 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:26,015 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2022-10-10 12:50:26,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678030807] [2022-10-10 12:50:26,016 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:26,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-10-10 12:50:26,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:26,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-10-10 12:50:26,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2022-10-10 12:50:26,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:26,020 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:26,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.666666666666667) internal successors, (85), 15 states have internal predecessors, (85), 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) [2022-10-10 12:50:26,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:26,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:26,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-10-10 12:50:26,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-10 12:50:26,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-10-10 12:50:26,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:26,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:26,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:26,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-10-10 12:50:26,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-10 12:50:26,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-10-10 12:50:26,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-10-10 12:50:26,461 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-10 12:50:26,461 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:26,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:26,462 INFO L85 PathProgramCache]: Analyzing trace with hash 349469842, now seen corresponding path program 1 times [2022-10-10 12:50:26,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:26,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858097638] [2022-10-10 12:50:26,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:26,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:26,576 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 24 proven. 31 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-10-10 12:50:26,576 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:26,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858097638] [2022-10-10 12:50:26,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858097638] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:26,577 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:26,577 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2022-10-10 12:50:26,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758405338] [2022-10-10 12:50:26,577 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:26,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-10 12:50:26,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:26,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-10 12:50:26,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-10-10 12:50:26,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:26,580 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:26,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 8 states have internal predecessors, (50), 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) [2022-10-10 12:50:26,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:26,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:26,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-10-10 12:50:26,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-10 12:50:26,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-10-10 12:50:26,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-10-10 12:50:26,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:26,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:26,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:26,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-10-10 12:50:26,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-10 12:50:26,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-10-10 12:50:26,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-10-10 12:50:26,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-10 12:50:26,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-10 12:50:26,748 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:26,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:26,748 INFO L85 PathProgramCache]: Analyzing trace with hash -815308328, now seen corresponding path program 2 times [2022-10-10 12:50:26,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:26,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821722675] [2022-10-10 12:50:26,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:26,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:26,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:26,969 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 16 proven. 167 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-10-10 12:50:26,970 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:26,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821722675] [2022-10-10 12:50:26,970 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821722675] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:26,970 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:26,970 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2022-10-10 12:50:26,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12013058] [2022-10-10 12:50:26,970 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:26,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-10 12:50:26,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:26,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-10 12:50:26,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2022-10-10 12:50:26,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:26,973 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:26,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 13 states have internal predecessors, (75), 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) [2022-10-10 12:50:26,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:26,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:26,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-10-10 12:50:26,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-10 12:50:26,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-10-10 12:50:26,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-10-10 12:50:26,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-10-10 12:50:26,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:28,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:28,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:28,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-10-10 12:50:28,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:28,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-10-10 12:50:28,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-10-10 12:50:28,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:28,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-10-10 12:50:28,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-10 12:50:28,018 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:28,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:28,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1744361396, now seen corresponding path program 1 times [2022-10-10 12:50:28,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:28,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921495573] [2022-10-10 12:50:28,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:28,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:28,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:28,237 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 344 proven. 90 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2022-10-10 12:50:28,237 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:28,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921495573] [2022-10-10 12:50:28,237 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921495573] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:28,237 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:28,238 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2022-10-10 12:50:28,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840210401] [2022-10-10 12:50:28,238 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:28,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-10 12:50:28,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:28,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-10 12:50:28,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2022-10-10 12:50:28,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:28,239 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:28,239 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.642857142857143) internal successors, (79), 14 states have internal predecessors, (79), 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) [2022-10-10 12:50:28,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:28,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:28,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-10-10 12:50:28,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:28,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-10-10 12:50:28,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-10-10 12:50:28,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:28,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-10-10 12:50:28,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:31,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:31,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:31,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-10-10 12:50:31,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:31,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-10-10 12:50:31,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-10-10 12:50:31,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:31,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-10-10 12:50:31,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:31,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-10 12:50:31,607 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:31,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:31,608 INFO L85 PathProgramCache]: Analyzing trace with hash -1938373170, now seen corresponding path program 2 times [2022-10-10 12:50:31,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:31,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117135231] [2022-10-10 12:50:31,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:31,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:31,705 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 32 proven. 233 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-10-10 12:50:31,705 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:31,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117135231] [2022-10-10 12:50:31,705 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117135231] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:31,705 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:31,705 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2022-10-10 12:50:31,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520151118] [2022-10-10 12:50:31,706 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:31,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-10 12:50:31,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:31,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-10 12:50:31,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-10-10 12:50:31,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:31,707 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:31,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 9.0) internal successors, (72), 9 states have internal predecessors, (72), 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) [2022-10-10 12:50:31,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:31,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:31,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2022-10-10 12:50:31,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:31,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-10-10 12:50:31,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-10-10 12:50:31,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:31,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2022-10-10 12:50:31,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:31,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:34,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:34,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:34,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:34,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:34,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:34,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-10-10 12:50:34,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:34,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-10-10 12:50:34,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2022-10-10 12:50:34,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:34,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-10 12:50:34,004 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:34,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:34,004 INFO L85 PathProgramCache]: Analyzing trace with hash -959598740, now seen corresponding path program 3 times [2022-10-10 12:50:34,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:34,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928133124] [2022-10-10 12:50:34,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:34,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:34,111 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 237 proven. 128 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2022-10-10 12:50:34,112 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:34,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928133124] [2022-10-10 12:50:34,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928133124] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:34,112 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:34,112 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2022-10-10 12:50:34,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948461231] [2022-10-10 12:50:34,114 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:34,114 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-10 12:50:34,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:34,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-10 12:50:34,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2022-10-10 12:50:34,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:34,117 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:34,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 9.555555555555555) internal successors, (86), 10 states have internal predecessors, (86), 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) [2022-10-10 12:50:34,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:34,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:34,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:34,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:34,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:34,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2022-10-10 12:50:34,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:34,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2022-10-10 12:50:34,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2022-10-10 12:50:34,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:34,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:35,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:35,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:35,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:50:35,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:35,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:35,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:35,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:35,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-10-10 12:50:35,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2022-10-10 12:50:35,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:35,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:50:35,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-10 12:50:35,812 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:35,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:35,813 INFO L85 PathProgramCache]: Analyzing trace with hash 26839252, now seen corresponding path program 4 times [2022-10-10 12:50:35,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:35,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870100663] [2022-10-10 12:50:35,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:35,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:35,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:35,952 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-10-10 12:50:35,952 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:35,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870100663] [2022-10-10 12:50:35,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870100663] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-10 12:50:35,953 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-10 12:50:35,953 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-10-10 12:50:35,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752719084] [2022-10-10 12:50:35,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-10 12:50:35,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-10-10 12:50:35,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:35,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-10-10 12:50:35,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2022-10-10 12:50:35,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:35,954 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:35,954 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 4.636363636363637) internal successors, (51), 12 states have internal predecessors, (51), 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) [2022-10-10 12:50:35,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:35,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:35,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:50:35,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:35,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:35,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:35,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:35,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2022-10-10 12:50:35,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2022-10-10 12:50:35,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:35,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:50:35,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:38,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:38,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:38,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:50:38,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:38,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:38,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:38,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:38,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:50:38,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2022-10-10 12:50:38,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:38,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:50:38,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-10-10 12:50:38,969 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-10 12:50:38,969 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:38,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:38,970 INFO L85 PathProgramCache]: Analyzing trace with hash 361800576, now seen corresponding path program 5 times [2022-10-10 12:50:38,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:38,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698805407] [2022-10-10 12:50:38,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:38,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:39,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1115 backedges. 29 proven. 642 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2022-10-10 12:50:39,222 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:39,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698805407] [2022-10-10 12:50:39,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698805407] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:39,222 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:39,222 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2022-10-10 12:50:39,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126997402] [2022-10-10 12:50:39,223 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:39,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-10 12:50:39,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:39,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-10 12:50:39,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2022-10-10 12:50:39,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:39,224 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:39,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 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) [2022-10-10 12:50:39,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:39,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:39,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:50:39,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:39,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:39,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:39,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:39,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:50:39,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2022-10-10 12:50:39,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:39,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:50:39,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-10-10 12:50:39,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:43,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:43,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:43,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:50:43,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:43,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:43,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:43,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:43,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-10-10 12:50:43,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2022-10-10 12:50:43,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:43,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:50:43,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-10-10 12:50:43,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2022-10-10 12:50:43,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-10-10 12:50:43,139 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:43,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:43,140 INFO L85 PathProgramCache]: Analyzing trace with hash -399188696, now seen corresponding path program 6 times [2022-10-10 12:50:43,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:43,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821492960] [2022-10-10 12:50:43,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:43,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:43,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:43,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1529 backedges. 15 proven. 869 refuted. 0 times theorem prover too weak. 645 trivial. 0 not checked. [2022-10-10 12:50:43,395 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:43,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821492960] [2022-10-10 12:50:43,395 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821492960] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:43,395 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:43,395 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2022-10-10 12:50:43,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431391840] [2022-10-10 12:50:43,396 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:43,396 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-10 12:50:43,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:43,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-10 12:50:43,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2022-10-10 12:50:43,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:43,397 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:43,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.153846153846154) internal successors, (80), 13 states have internal predecessors, (80), 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) [2022-10-10 12:50:43,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:43,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:43,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:50:43,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:43,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:43,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:43,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:43,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-10-10 12:50:43,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2022-10-10 12:50:43,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:43,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:50:43,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-10-10 12:50:43,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2022-10-10 12:50:43,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:46,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:46,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:46,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:50:46,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:46,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:46,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:46,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:46,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-10-10 12:50:46,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2022-10-10 12:50:46,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:46,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:50:46,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:50:46,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2022-10-10 12:50:46,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 12:50:46,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-10-10 12:50:46,621 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:46,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:46,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1021762346, now seen corresponding path program 7 times [2022-10-10 12:50:46,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:46,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434933308] [2022-10-10 12:50:46,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:46,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:46,902 INFO L134 CoverageAnalysis]: Checked inductivity of 5245 backedges. 1530 proven. 1761 refuted. 0 times theorem prover too weak. 1954 trivial. 0 not checked. [2022-10-10 12:50:46,902 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:46,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434933308] [2022-10-10 12:50:46,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434933308] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:46,903 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:46,903 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2022-10-10 12:50:46,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309262589] [2022-10-10 12:50:46,903 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:46,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-10 12:50:46,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:46,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-10 12:50:46,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2022-10-10 12:50:46,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:46,905 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:46,905 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 11.222222222222221) internal successors, (101), 10 states have internal predecessors, (101), 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) [2022-10-10 12:50:46,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:46,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:46,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:50:46,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:46,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:46,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:46,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:46,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-10-10 12:50:46,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2022-10-10 12:50:46,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:46,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:50:46,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:50:46,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2022-10-10 12:50:46,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 12:50:46,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:48,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:48,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:48,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:50:48,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:48,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:48,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:48,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:48,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-10-10 12:50:48,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2022-10-10 12:50:48,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:48,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:50:48,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:50:48,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2022-10-10 12:50:48,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 12:50:48,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:48,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-10-10 12:50:48,853 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:48,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:48,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1483115678, now seen corresponding path program 8 times [2022-10-10 12:50:48,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:48,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021591830] [2022-10-10 12:50:48,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:48,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:49,228 INFO L134 CoverageAnalysis]: Checked inductivity of 5459 backedges. 2688 proven. 1095 refuted. 0 times theorem prover too weak. 1676 trivial. 0 not checked. [2022-10-10 12:50:49,229 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:49,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021591830] [2022-10-10 12:50:49,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021591830] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:49,231 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:49,231 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2022-10-10 12:50:49,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543175551] [2022-10-10 12:50:49,231 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:49,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-10 12:50:49,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:49,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-10 12:50:49,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2022-10-10 12:50:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:49,233 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:49,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.846153846153846) internal successors, (102), 13 states have internal predecessors, (102), 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) [2022-10-10 12:50:49,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:49,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:50:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-10-10 12:50:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2022-10-10 12:50:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:50:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:50:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2022-10-10 12:50:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 12:50:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:53,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:53,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:53,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:50:53,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:53,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:53,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:53,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:53,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-10-10 12:50:53,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2022-10-10 12:50:53,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:53,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:50:53,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:50:53,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2022-10-10 12:50:53,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 12:50:53,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:53,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:50:53,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-10-10 12:50:53,867 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:53,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:53,868 INFO L85 PathProgramCache]: Analyzing trace with hash -600063496, now seen corresponding path program 9 times [2022-10-10 12:50:53,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:53,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057655856] [2022-10-10 12:50:53,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:53,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:54,239 INFO L134 CoverageAnalysis]: Checked inductivity of 5906 backedges. 2959 proven. 1095 refuted. 0 times theorem prover too weak. 1852 trivial. 0 not checked. [2022-10-10 12:50:54,239 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:54,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057655856] [2022-10-10 12:50:54,239 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057655856] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:54,239 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:54,239 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2022-10-10 12:50:54,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706501179] [2022-10-10 12:50:54,240 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:54,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-10 12:50:54,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:54,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-10 12:50:54,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2022-10-10 12:50:54,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:54,241 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:54,241 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.846153846153846) internal successors, (102), 13 states have internal predecessors, (102), 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) [2022-10-10 12:50:54,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:54,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:54,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:50:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-10-10 12:50:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2022-10-10 12:50:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:50:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:50:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2022-10-10 12:50:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 12:50:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:50:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:58,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:58,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:58,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:50:58,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:58,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:58,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:58,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:58,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-10-10 12:50:58,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2022-10-10 12:50:58,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:58,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:50:58,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:50:58,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2022-10-10 12:50:58,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 12:50:58,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:58,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:50:58,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:50:58,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-10-10 12:50:58,357 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:50:58,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:50:58,357 INFO L85 PathProgramCache]: Analyzing trace with hash 102679300, now seen corresponding path program 10 times [2022-10-10 12:50:58,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:50:58,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276106580] [2022-10-10 12:50:58,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:50:58,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:50:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:50:58,902 INFO L134 CoverageAnalysis]: Checked inductivity of 5011 backedges. 2494 proven. 470 refuted. 0 times theorem prover too weak. 2047 trivial. 0 not checked. [2022-10-10 12:50:58,902 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:50:58,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276106580] [2022-10-10 12:50:58,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276106580] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:50:58,903 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:50:58,903 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2022-10-10 12:50:58,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759665411] [2022-10-10 12:50:58,904 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:50:58,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-10 12:50:58,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:50:58,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-10 12:50:58,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2022-10-10 12:50:58,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:50:58,905 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:50:58,905 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.461538461538462) internal successors, (97), 13 states have internal predecessors, (97), 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) [2022-10-10 12:50:58,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:50:58,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:50:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:50:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:50:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:50:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-10-10 12:50:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2022-10-10 12:50:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:50:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:50:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:50:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2022-10-10 12:50:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 12:50:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:50:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:50:58,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:50:58,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:51:04,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:51:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:51:04,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:04,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-10-10 12:51:04,406 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:51:04,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:51:04,406 INFO L85 PathProgramCache]: Analyzing trace with hash -1507598248, now seen corresponding path program 11 times [2022-10-10 12:51:04,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:51:04,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885111904] [2022-10-10 12:51:04,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:51:04,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:51:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:51:05,119 INFO L134 CoverageAnalysis]: Checked inductivity of 5032 backedges. 35 proven. 3262 refuted. 0 times theorem prover too weak. 1735 trivial. 0 not checked. [2022-10-10 12:51:05,119 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:51:05,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885111904] [2022-10-10 12:51:05,120 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885111904] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:51:05,120 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:51:05,120 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2022-10-10 12:51:05,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972834167] [2022-10-10 12:51:05,120 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:51:05,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-10-10 12:51:05,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:51:05,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-10-10 12:51:05,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2022-10-10 12:51:05,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:51:05,121 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:51:05,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 5.684210526315789) internal successors, (108), 19 states have internal predecessors, (108), 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) [2022-10-10 12:51:05,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:51:05,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:05,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:51:05,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:05,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:51:05,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:51:05,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:05,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-10-10 12:51:05,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2022-10-10 12:51:05,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:51:05,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:05,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:51:05,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:05,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:51:05,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:05,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:51:05,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:51:05,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:05,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:51:13,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:51:13,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:13,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:51:13,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-10-10 12:51:13,307 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:51:13,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:51:13,307 INFO L85 PathProgramCache]: Analyzing trace with hash 729548666, now seen corresponding path program 12 times [2022-10-10 12:51:13,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:51:13,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941835272] [2022-10-10 12:51:13,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:51:13,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:51:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:51:13,607 INFO L134 CoverageAnalysis]: Checked inductivity of 5867 backedges. 1769 proven. 2389 refuted. 0 times theorem prover too weak. 1709 trivial. 0 not checked. [2022-10-10 12:51:13,607 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:51:13,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941835272] [2022-10-10 12:51:13,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941835272] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:51:13,607 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:51:13,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2022-10-10 12:51:13,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162544920] [2022-10-10 12:51:13,608 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:51:13,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-10-10 12:51:13,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:51:13,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-10-10 12:51:13,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2022-10-10 12:51:13,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:51:13,609 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:51:13,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 10.818181818181818) internal successors, (119), 12 states have internal predecessors, (119), 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) [2022-10-10 12:51:13,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:51:13,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:13,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:51:13,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:51:13,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:51:17,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:51:17,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:17,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:51:17,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:17,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:51:17,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:51:17,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:17,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:51:17,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:51:17,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:51:17,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:17,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:51:17,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:17,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:51:17,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:17,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:51:17,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:51:17,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:17,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:51:17,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:17,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-10-10 12:51:17,484 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:51:17,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:51:17,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1680054554, now seen corresponding path program 13 times [2022-10-10 12:51:17,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:51:17,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124531533] [2022-10-10 12:51:17,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:51:17,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:51:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:51:17,940 INFO L134 CoverageAnalysis]: Checked inductivity of 7820 backedges. 31 proven. 5162 refuted. 0 times theorem prover too weak. 2627 trivial. 0 not checked. [2022-10-10 12:51:17,941 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:51:17,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124531533] [2022-10-10 12:51:17,941 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124531533] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:51:17,941 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:51:17,941 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2022-10-10 12:51:17,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287411972] [2022-10-10 12:51:17,941 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:51:17,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-10 12:51:17,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:51:17,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-10 12:51:17,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2022-10-10 12:51:17,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:51:17,943 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:51:17,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.214285714285714) internal successors, (101), 14 states have internal predecessors, (101), 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) [2022-10-10 12:51:17,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:51:17,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:17,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:51:17,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:17,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:51:17,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:51:17,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:17,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:51:17,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:51:17,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:51:17,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:17,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:51:17,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:17,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:51:17,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:17,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:51:17,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:51:17,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:17,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:51:17,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:17,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:51:23,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:23,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2022-10-10 12:51:23,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-10-10 12:51:23,783 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:51:23,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:51:23,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1550682898, now seen corresponding path program 14 times [2022-10-10 12:51:23,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:51:23,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383678217] [2022-10-10 12:51:23,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:51:23,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:51:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:51:24,420 INFO L134 CoverageAnalysis]: Checked inductivity of 8908 backedges. 84 proven. 5825 refuted. 0 times theorem prover too weak. 2999 trivial. 0 not checked. [2022-10-10 12:51:24,421 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:51:24,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383678217] [2022-10-10 12:51:24,421 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383678217] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:51:24,421 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:51:24,421 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2022-10-10 12:51:24,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730628515] [2022-10-10 12:51:24,421 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:51:24,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-10 12:51:24,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:51:24,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-10 12:51:24,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2022-10-10 12:51:24,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:51:24,423 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:51:24,423 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.285714285714286) internal successors, (102), 14 states have internal predecessors, (102), 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) [2022-10-10 12:51:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:51:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:51:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:51:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:51:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:51:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:51:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:51:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:24,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:51:24,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:24,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:51:24,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:24,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:51:24,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:51:24,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:24,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:51:24,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:24,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2022-10-10 12:51:24,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:51:32,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:51:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:32,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:51:32,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:32,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:51:32,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:51:32,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-10-10 12:51:32,052 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:51:32,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:51:32,052 INFO L85 PathProgramCache]: Analyzing trace with hash -638600698, now seen corresponding path program 15 times [2022-10-10 12:51:32,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:51:32,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050523017] [2022-10-10 12:51:32,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:51:32,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:51:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:51:32,672 INFO L134 CoverageAnalysis]: Checked inductivity of 16355 backedges. 5513 proven. 5250 refuted. 0 times theorem prover too weak. 5592 trivial. 0 not checked. [2022-10-10 12:51:32,673 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:51:32,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050523017] [2022-10-10 12:51:32,673 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050523017] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:51:32,673 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:51:32,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2022-10-10 12:51:32,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240561536] [2022-10-10 12:51:32,674 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:51:32,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-10-10 12:51:32,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:51:32,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-10-10 12:51:32,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-10-10 12:51:32,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:51:32,676 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:51:32,676 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.3) internal successors, (123), 11 states have internal predecessors, (123), 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) [2022-10-10 12:51:32,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:51:32,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:32,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:51:32,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:32,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:51:32,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:51:39,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:51:39,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:39,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:51:39,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:51:39,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 12:51:39,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-10-10 12:51:39,630 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:51:39,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:51:39,631 INFO L85 PathProgramCache]: Analyzing trace with hash 493981314, now seen corresponding path program 16 times [2022-10-10 12:51:39,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:51:39,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405378020] [2022-10-10 12:51:39,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:51:39,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:51:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:51:40,450 INFO L134 CoverageAnalysis]: Checked inductivity of 16758 backedges. 3480 proven. 8374 refuted. 0 times theorem prover too weak. 4904 trivial. 0 not checked. [2022-10-10 12:51:40,450 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:51:40,451 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405378020] [2022-10-10 12:51:40,451 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405378020] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:51:40,451 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:51:40,451 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2022-10-10 12:51:40,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336922069] [2022-10-10 12:51:40,451 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:51:40,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-10 12:51:40,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:51:40,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-10 12:51:40,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-10-10 12:51:40,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:51:40,453 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:51:40,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 8.714285714285714) internal successors, (122), 14 states have internal predecessors, (122), 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) [2022-10-10 12:51:40,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:51:40,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:40,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:51:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:51:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:51:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:51:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:51:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:51:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:51:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:51:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:51:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:51:40,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:40,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:51:40,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:40,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:51:40,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:51:40,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 12:51:40,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:51:49,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:51:49,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:51:49,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:49,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:51:49,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:51:49,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 12:51:49,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2022-10-10 12:51:49,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-10-10 12:51:49,641 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:51:49,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:51:49,641 INFO L85 PathProgramCache]: Analyzing trace with hash -2017168140, now seen corresponding path program 17 times [2022-10-10 12:51:49,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:51:49,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579123282] [2022-10-10 12:51:49,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:51:49,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:51:49,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:51:50,486 INFO L134 CoverageAnalysis]: Checked inductivity of 16715 backedges. 3446 proven. 8374 refuted. 0 times theorem prover too weak. 4895 trivial. 0 not checked. [2022-10-10 12:51:50,486 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:51:50,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579123282] [2022-10-10 12:51:50,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579123282] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:51:50,487 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:51:50,487 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2022-10-10 12:51:50,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990109953] [2022-10-10 12:51:50,487 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:51:50,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-10 12:51:50,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:51:50,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-10 12:51:50,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-10-10 12:51:50,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:51:50,488 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:51:50,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 8.785714285714286) internal successors, (123), 14 states have internal predecessors, (123), 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) [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:51:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:51:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:51:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:51:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:51:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 12:51:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2022-10-10 12:51:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:51:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:51:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:51:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:51:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:51:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:51:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:51:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:51:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:51:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:51:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:51:59,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:51:59,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:51:59,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:51:59,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:51:59,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:51:59,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:51:59,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:51:59,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:51:59,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 12:51:59,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2022-10-10 12:51:59,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2022-10-10 12:51:59,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-10-10 12:51:59,444 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:51:59,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:51:59,444 INFO L85 PathProgramCache]: Analyzing trace with hash 1955453732, now seen corresponding path program 18 times [2022-10-10 12:51:59,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:51:59,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985526551] [2022-10-10 12:51:59,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:51:59,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:51:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:52:00,257 INFO L134 CoverageAnalysis]: Checked inductivity of 16656 backedges. 5944 proven. 6550 refuted. 0 times theorem prover too weak. 4162 trivial. 0 not checked. [2022-10-10 12:52:00,258 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:52:00,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985526551] [2022-10-10 12:52:00,258 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985526551] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:52:00,258 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:52:00,258 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2022-10-10 12:52:00,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410451242] [2022-10-10 12:52:00,258 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:52:00,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-10 12:52:00,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:52:00,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-10 12:52:00,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-10-10 12:52:00,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:52:00,260 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:52:00,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 8.714285714285714) internal successors, (122), 14 states have internal predecessors, (122), 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) [2022-10-10 12:52:00,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:52:00,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:00,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:52:00,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:00,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:52:00,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:52:00,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:00,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:52:00,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:52:00,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2022-10-10 12:52:00,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:52:08,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:52:08,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:08,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:52:08,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:08,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:52:08,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:52:08,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:08,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:52:08,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:52:08,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:52:08,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:08,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:52:08,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:08,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:52:08,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:08,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:52:08,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:52:08,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:08,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:52:08,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:08,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:52:08,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:52:08,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 12:52:08,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2022-10-10 12:52:08,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2022-10-10 12:52:08,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 12:52:08,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-10-10 12:52:08,068 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:52:08,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:52:08,069 INFO L85 PathProgramCache]: Analyzing trace with hash -2065446688, now seen corresponding path program 19 times [2022-10-10 12:52:08,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:52:08,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315822457] [2022-10-10 12:52:08,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:52:08,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:52:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:52:08,598 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 90 proven. 6839 refuted. 0 times theorem prover too weak. 3656 trivial. 0 not checked. [2022-10-10 12:52:08,598 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:52:08,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315822457] [2022-10-10 12:52:08,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315822457] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:52:08,598 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:52:08,599 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2022-10-10 12:52:08,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604470019] [2022-10-10 12:52:08,599 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:52:08,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-10 12:52:08,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:52:08,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-10 12:52:08,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-10-10 12:52:08,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:52:08,600 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:52:08,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.285714285714286) internal successors, (102), 14 states have internal predecessors, (102), 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) [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:52:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:08,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:52:08,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:52:08,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 12:52:08,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2022-10-10 12:52:08,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2022-10-10 12:52:08,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 12:52:08,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:52:18,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:52:18,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:18,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:52:18,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:18,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:52:18,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 12:52:18,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2022-10-10 12:52:18,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2022-10-10 12:52:18,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 12:52:18,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2022-10-10 12:52:18,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-10-10 12:52:18,425 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:52:18,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:52:18,426 INFO L85 PathProgramCache]: Analyzing trace with hash 28091446, now seen corresponding path program 20 times [2022-10-10 12:52:18,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:52:18,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518709468] [2022-10-10 12:52:18,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:52:18,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:52:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:52:19,091 INFO L134 CoverageAnalysis]: Checked inductivity of 16684 backedges. 8208 proven. 4114 refuted. 0 times theorem prover too weak. 4362 trivial. 0 not checked. [2022-10-10 12:52:19,091 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:52:19,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518709468] [2022-10-10 12:52:19,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518709468] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:52:19,092 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:52:19,092 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2022-10-10 12:52:19,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186367815] [2022-10-10 12:52:19,092 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:52:19,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-10-10 12:52:19,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:52:19,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-10-10 12:52:19,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2022-10-10 12:52:19,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:52:19,094 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:52:19,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 8.733333333333333) internal successors, (131), 15 states have internal predecessors, (131), 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) [2022-10-10 12:52:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:52:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:52:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:52:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:52:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 12:52:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2022-10-10 12:52:19,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:52:29,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:52:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:52:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:52:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:52:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 12:52:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2022-10-10 12:52:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2022-10-10 12:52:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 12:52:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2022-10-10 12:52:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 12:52:29,853 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-10-10 12:52:29,853 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:52:29,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:52:29,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1765615616, now seen corresponding path program 21 times [2022-10-10 12:52:29,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:52:29,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152390823] [2022-10-10 12:52:29,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:52:29,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:52:30,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:52:30,402 INFO L134 CoverageAnalysis]: Checked inductivity of 16663 backedges. 8197 proven. 4114 refuted. 0 times theorem prover too weak. 4352 trivial. 0 not checked. [2022-10-10 12:52:30,402 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:52:30,402 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152390823] [2022-10-10 12:52:30,402 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152390823] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:52:30,402 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:52:30,402 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2022-10-10 12:52:30,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576335318] [2022-10-10 12:52:30,403 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:52:30,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-10-10 12:52:30,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:52:30,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-10-10 12:52:30,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2022-10-10 12:52:30,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:52:30,405 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:52:30,405 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 8.733333333333333) internal successors, (131), 15 states have internal predecessors, (131), 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) [2022-10-10 12:52:30,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:52:30,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:30,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:52:30,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:30,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:52:30,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:52:30,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:30,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:52:30,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:52:30,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:52:30,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:30,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:52:30,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:30,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:52:30,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:52:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:52:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:52:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:52:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:52:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 12:52:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2022-10-10 12:52:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2022-10-10 12:52:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 12:52:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2022-10-10 12:52:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 12:52:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:52:41,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:52:41,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:41,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:52:41,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:41,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:52:41,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2022-10-10 12:52:41,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2022-10-10 12:52:41,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2022-10-10 12:52:41,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-10-10 12:52:41,726 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 12:52:41,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 12:52:41,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1034729520, now seen corresponding path program 22 times [2022-10-10 12:52:41,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 12:52:41,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397811704] [2022-10-10 12:52:41,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 12:52:41,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 12:52:41,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 12:52:42,169 INFO L134 CoverageAnalysis]: Checked inductivity of 15910 backedges. 4068 proven. 132 refuted. 0 times theorem prover too weak. 11710 trivial. 0 not checked. [2022-10-10 12:52:42,169 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 12:52:42,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397811704] [2022-10-10 12:52:42,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397811704] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 12:52:42,170 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 12:52:42,170 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2022-10-10 12:52:42,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304281344] [2022-10-10 12:52:42,170 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 12:52:42,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-10-10 12:52:42,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 12:52:42,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-10-10 12:52:42,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2022-10-10 12:52:42,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 12:52:42,172 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 12:52:42,172 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.0588235294117645) internal successors, (86), 17 states have internal predecessors, (86), 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) [2022-10-10 12:52:42,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 12:52:42,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 12:52:42,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-10 12:52:42,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 12:52:42,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2022-10-10 12:52:42,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 140 states. [2022-10-10 12:52:42,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 12:52:42,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2022-10-10 12:52:42,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2022-10-10 12:52:42,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2022-10-10 12:52:42,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.