/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 COARSE --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 13:32:22,085 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-10-10 13:32:22,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-10 13:32:22,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-10 13:32:22,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-10 13:32:22,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-10 13:32:22,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-10-10 13:32:22,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-10 13:32:22,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-10 13:32:22,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-10 13:32:22,186 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 13:32:22,208 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-10 13:32:22,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-10 13:32:22,208 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-10 13:32:22,208 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-10 13:32:22,209 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-10 13:32:22,209 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-10 13:32:22,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-10 13:32:22,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-10 13:32:22,210 INFO L138 SettingsManager]: * Use SBE=true [2022-10-10 13:32:22,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-10 13:32:22,210 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-10 13:32:22,210 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-10 13:32:22,210 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-10 13:32:22,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-10 13:32:22,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-10 13:32:22,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-10 13:32:22,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-10 13:32:22,211 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-10 13:32:22,211 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-10 13:32:22,211 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-10 13:32:22,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-10 13:32:22,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-10 13:32:22,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-10 13:32:22,212 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-10 13:32:22,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-10 13:32:22,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-10 13:32:22,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-10 13:32:22,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-10 13:32:22,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-10 13:32:22,213 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-10 13:32:22,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-10 13:32:22,213 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-10 13:32:22,213 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-10 13:32:22,213 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-10 13:32:22,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-10 13:32:22,214 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-10 13:32:22,214 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-10 13:32:22,214 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-10 13:32:22,214 INFO L138 SettingsManager]: * Number of independence relations to use for POR=2 [2022-10-10 13:32:22,214 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip probability value -> 0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip random seed -> 0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip budget determination mode -> COARSE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip probability increment -> 10 [2022-10-10 13:32:22,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-10 13:32:22,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-10 13:32:22,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-10 13:32:22,582 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-10 13:32:22,583 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-10 13:32:22,584 INFO L432 ainManager$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 13:32:22,585 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/acq-work-3threads.bpl' [2022-10-10 13:32:22,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-10 13:32:22,608 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-10 13:32:22,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-10 13:32:22,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-10 13:32:22,609 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-10 13:32:22,620 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 01:32:22" (1/1) ... [2022-10-10 13:32:22,628 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 01:32:22" (1/1) ... [2022-10-10 13:32:22,642 INFO L138 Inliner]: procedures = 4, calls = 5, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2022-10-10 13:32:22,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-10 13:32:22,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-10 13:32:22,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-10 13:32:22,644 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-10 13:32:22,650 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 01:32:22" (1/1) ... [2022-10-10 13:32:22,650 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 01:32:22" (1/1) ... [2022-10-10 13:32:22,651 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 01:32:22" (1/1) ... [2022-10-10 13:32:22,651 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 01:32:22" (1/1) ... [2022-10-10 13:32:22,653 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 01:32:22" (1/1) ... [2022-10-10 13:32:22,656 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 01:32:22" (1/1) ... [2022-10-10 13:32:22,657 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 01:32:22" (1/1) ... [2022-10-10 13:32:22,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-10 13:32:22,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-10 13:32:22,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-10 13:32:22,659 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-10 13:32:22,660 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 01:32:22" (1/1) ... [2022-10-10 13:32:22,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-10 13:32:22,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 13:32:22,685 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 13:32:22,695 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 13:32:22,724 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-10-10 13:32:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-10 13:32:22,725 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-10 13:32:22,725 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-10-10 13:32:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-10 13:32:22,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-10 13:32:22,725 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1WithAssert given in one single declaration [2022-10-10 13:32:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure thread1WithAssert [2022-10-10 13:32:22,725 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1WithAssert [2022-10-10 13:32:22,726 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 13:32:22,766 INFO L234 CfgBuilder]: Building ICFG [2022-10-10 13:32:22,768 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-10 13:32:22,923 INFO L275 CfgBuilder]: Performing block encoding [2022-10-10 13:32:22,961 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-10 13:32:22,962 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-10 13:32:22,964 INFO L202 PluginConnector]: Adding new model acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 01:32:22 BoogieIcfgContainer [2022-10-10 13:32:22,967 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-10 13:32:22,972 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-10 13:32:22,972 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-10 13:32:22,975 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-10 13:32:22,975 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 01:32:22" (1/2) ... [2022-10-10 13:32:22,976 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57b0603a and model type acq-work-3threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 01:32:22, skipping insertion in model container [2022-10-10 13:32:22,976 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 01:32:22" (2/2) ... [2022-10-10 13:32:22,993 INFO L112 eAbstractionObserver]: Analyzing ICFG acq-work-3threads.bpl [2022-10-10 13:32:23,000 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-10 13:32:23,008 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-10 13:32:23,008 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-10 13:32:23,008 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-10 13:32:23,068 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-10-10 13:32:23,138 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-10 13:32:23,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-10 13:32:23,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 13:32:23,140 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 13:32:23,141 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 13:32:23,172 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 13:32:23,195 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-10 13:32:23,196 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-10 13:32:23,196 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-10 13:32:23,211 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-10 13:32:23,223 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;@1f9f3f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 13:32:23,223 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-10 13:32:23,246 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-10 13:32:23,255 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-10 13:32:23,259 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (1/5) [2022-10-10 13:32:23,275 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-10 13:32:23,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-10 13:32:23,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 13:32:23,283 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 13:32:23,289 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 13:32:23,291 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-10 13:32:23,291 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-10 13:32:23,291 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-10 13:32:23,297 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-10 13:32:23,298 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;@1f9f3f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 13:32:23,298 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-10 13:32:23,317 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 13:32:23,442 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-10 13:32:23,444 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-10 13:32:23,445 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/5) [2022-10-10 13:32:23,451 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-10 13:32:23,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-10 13:32:23,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 13:32:23,456 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 13:32:23,457 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 13:32:23,461 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 13:32:23,462 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-10 13:32:23,463 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-10 13:32:23,463 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-10 13:32:23,463 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-10 13:32:23,464 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;@1f9f3f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 13:32:23,464 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-10 13:32:23,646 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-10 13:32:23,648 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-10 13:32:23,648 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/5) [2022-10-10 13:32:23,651 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-10 13:32:23,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-10 13:32:23,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 13:32:23,656 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 13:32:23,657 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 13:32:23,660 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 13:32:23,661 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-10 13:32:23,661 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-10 13:32:23,661 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-10 13:32:23,661 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1WithAssertErr0ASSERT_VIOLATIONASSERT ======== [2022-10-10 13:32:23,662 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;@1f9f3f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 13:32:23,662 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-10 13:32:23,663 WARN L124 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2022-10-10 13:32:23,663 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1WithAssertErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-10 13:32:23,664 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-10 13:32:23,664 INFO L307 ceAbstractionStarter]: Result for error location thread1WithAssertErr0ASSERT_VIOLATIONASSERT was SAFE (4/5) [2022-10-10 13:32:23,666 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-10 13:32:23,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-10 13:32:23,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 13:32:23,676 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 13:32:23,676 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 13:32:23,678 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 13:32:23,679 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-10 13:32:23,679 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-10 13:32:23,679 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-10 13:32:23,680 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1WithAssertErr0ASSERT_VIOLATIONASSERT ======== [2022-10-10 13:32:23,680 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;@1f9f3f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 13:32:23,681 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-10 13:32:23,739 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:23,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:23,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1080378419, now seen corresponding path program 1 times [2022-10-10 13:32:23,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:23,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80295922] [2022-10-10 13:32:23,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:23,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:23,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:23,898 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 13:32:23,899 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:23,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80295922] [2022-10-10 13:32:23,911 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80295922] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-10 13:32:23,911 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-10 13:32:23,912 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-10 13:32:23,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553308565] [2022-10-10 13:32:23,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-10 13:32:23,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-10 13:32:23,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:23,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-10 13:32:23,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-10 13:32:23,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:23,963 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:23,963 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 13:32:23,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:24,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:24,062 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-10 13:32:24,062 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:24,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:24,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1032111379, now seen corresponding path program 1 times [2022-10-10 13:32:24,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:24,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405568657] [2022-10-10 13:32:24,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:24,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:24,266 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 13:32:24,266 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:24,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405568657] [2022-10-10 13:32:24,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405568657] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:24,266 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:24,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2022-10-10 13:32:24,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924802293] [2022-10-10 13:32:24,267 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:24,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-10 13:32:24,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:24,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-10 13:32:24,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-10-10 13:32:24,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:24,269 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:24,269 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 13:32:24,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:24,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:24,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:24,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-10 13:32:24,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-10 13:32:24,471 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:24,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:24,472 INFO L85 PathProgramCache]: Analyzing trace with hash 1328655181, now seen corresponding path program 2 times [2022-10-10 13:32:24,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:24,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121633214] [2022-10-10 13:32:24,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:24,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:24,859 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 13:32:24,859 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:24,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121633214] [2022-10-10 13:32:24,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121633214] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:24,860 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:24,860 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2022-10-10 13:32:24,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340454150] [2022-10-10 13:32:24,860 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:24,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-10-10 13:32:24,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:24,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-10-10 13:32:24,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2022-10-10 13:32:24,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:24,864 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:24,864 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 13:32:24,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:24,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-10 13:32:24,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:25,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:25,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-10 13:32:25,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-10-10 13:32:25,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-10 13:32:25,326 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:25,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:25,327 INFO L85 PathProgramCache]: Analyzing trace with hash 607249193, now seen corresponding path program 1 times [2022-10-10 13:32:25,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:25,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863019048] [2022-10-10 13:32:25,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:25,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:25,483 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 13:32:25,483 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:25,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863019048] [2022-10-10 13:32:25,483 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863019048] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:25,483 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:25,484 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2022-10-10 13:32:25,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702448847] [2022-10-10 13:32:25,484 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:25,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-10 13:32:25,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:25,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-10 13:32:25,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-10-10 13:32:25,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:25,485 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:25,485 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 13:32:25,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:25,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-10 13:32:25,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-10-10 13:32:25,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:25,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:25,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-10 13:32:25,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-10-10 13:32:25,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-10 13:32:25,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-10 13:32:25,612 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:25,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:25,613 INFO L85 PathProgramCache]: Analyzing trace with hash -1874293533, now seen corresponding path program 2 times [2022-10-10 13:32:25,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:25,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574957891] [2022-10-10 13:32:25,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:25,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:25,985 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 13:32:25,985 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:25,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574957891] [2022-10-10 13:32:25,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574957891] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:25,985 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:25,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2022-10-10 13:32:25,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061290310] [2022-10-10 13:32:25,986 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:25,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-10-10 13:32:25,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:25,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-10-10 13:32:25,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2022-10-10 13:32:25,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:25,990 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:25,991 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 13:32:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-10 13:32:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-10-10 13:32:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-10 13:32:25,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:26,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:26,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:26,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-10-10 13:32:26,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-10 13:32:26,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-10-10 13:32:26,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-10 13:32:26,448 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:26,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:26,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1810426430, now seen corresponding path program 1 times [2022-10-10 13:32:26,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:26,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798630449] [2022-10-10 13:32:26,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:26,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:26,692 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 13:32:26,692 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:26,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798630449] [2022-10-10 13:32:26,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798630449] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:26,694 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:26,694 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2022-10-10 13:32:26,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087997684] [2022-10-10 13:32:26,694 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:26,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-10-10 13:32:26,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:26,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-10-10 13:32:26,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2022-10-10 13:32:26,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:26,697 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:26,697 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 13:32:26,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:26,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:26,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-10-10 13:32:26,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-10 13:32:26,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-10-10 13:32:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:27,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:27,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:27,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-10-10 13:32:27,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-10 13:32:27,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-10-10 13:32:27,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-10-10 13:32:27,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-10 13:32:27,143 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:27,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:27,144 INFO L85 PathProgramCache]: Analyzing trace with hash 349469842, now seen corresponding path program 1 times [2022-10-10 13:32:27,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:27,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403678353] [2022-10-10 13:32:27,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:27,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:27,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:27,228 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 13:32:27,228 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:27,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403678353] [2022-10-10 13:32:27,228 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403678353] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:27,228 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:27,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2022-10-10 13:32:27,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702799923] [2022-10-10 13:32:27,229 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:27,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-10 13:32:27,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:27,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-10 13:32:27,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-10-10 13:32:27,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:27,231 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:27,231 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 13:32:27,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:27,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:27,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-10-10 13:32:27,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-10 13:32:27,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-10-10 13:32:27,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-10-10 13:32:27,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:27,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:27,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:27,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-10-10 13:32:27,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-10 13:32:27,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-10-10 13:32:27,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-10-10 13:32:27,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-10 13:32:27,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-10 13:32:27,382 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:27,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:27,382 INFO L85 PathProgramCache]: Analyzing trace with hash -815308328, now seen corresponding path program 2 times [2022-10-10 13:32:27,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:27,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592357821] [2022-10-10 13:32:27,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:27,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:27,583 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 13:32:27,583 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:27,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592357821] [2022-10-10 13:32:27,583 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592357821] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:27,583 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:27,583 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2022-10-10 13:32:27,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189278466] [2022-10-10 13:32:27,585 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:27,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-10 13:32:27,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:27,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-10 13:32:27,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2022-10-10 13:32:27,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:27,588 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:27,588 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 13:32:27,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:27,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:27,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-10-10 13:32:27,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-10 13:32:27,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-10-10 13:32:27,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-10-10 13:32:27,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-10-10 13:32:27,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:31,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:31,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:31,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-10-10 13:32:31,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:31,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:31,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-10-10 13:32:31,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:31,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-10 13:32:31,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-10 13:32:31,303 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:31,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:31,304 INFO L85 PathProgramCache]: Analyzing trace with hash -385855714, now seen corresponding path program 3 times [2022-10-10 13:32:31,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:31,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568894447] [2022-10-10 13:32:31,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:31,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:31,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:31,426 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 142 proven. 95 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-10-10 13:32:31,426 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:31,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568894447] [2022-10-10 13:32:31,426 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568894447] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:31,426 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:31,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2022-10-10 13:32:31,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382845606] [2022-10-10 13:32:31,427 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:31,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-10 13:32:31,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:31,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-10 13:32:31,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2022-10-10 13:32:31,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:31,429 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:31,431 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 13:32:31,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:31,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:31,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2022-10-10 13:32:31,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:31,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:31,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2022-10-10 13:32:31,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-10 13:32:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:32,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:32,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:32,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:32,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:32,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:32,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:32,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:32,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-10-10 13:32:32,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:32,926 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-10 13:32:32,926 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:32,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:32,926 INFO L85 PathProgramCache]: Analyzing trace with hash 26839252, now seen corresponding path program 1 times [2022-10-10 13:32:32,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:32,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699465517] [2022-10-10 13:32:32,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:32,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:32,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:33,133 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 13:32:33,134 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:33,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699465517] [2022-10-10 13:32:33,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699465517] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-10 13:32:33,134 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-10 13:32:33,134 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-10-10 13:32:33,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107517269] [2022-10-10 13:32:33,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-10 13:32:33,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-10-10 13:32:33,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:33,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-10-10 13:32:33,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2022-10-10 13:32:33,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:33,136 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:33,136 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 13:32:33,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:33,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:33,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:33,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:33,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:33,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:33,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:33,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-10-10 13:32:33,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:33,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:35,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:35,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:35,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:35,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:35,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:35,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:35,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:35,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2022-10-10 13:32:35,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:35,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:35,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-10 13:32:35,023 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:35,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:35,023 INFO L85 PathProgramCache]: Analyzing trace with hash -107959944, now seen corresponding path program 2 times [2022-10-10 13:32:35,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:35,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787881577] [2022-10-10 13:32:35,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:35,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:35,154 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 121 proven. 457 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2022-10-10 13:32:35,155 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:35,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787881577] [2022-10-10 13:32:35,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787881577] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:35,155 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:35,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2022-10-10 13:32:35,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265173986] [2022-10-10 13:32:35,155 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:35,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-10 13:32:35,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:35,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-10 13:32:35,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-10-10 13:32:35,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:35,157 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:35,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 10.0) internal successors, (80), 9 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 13:32:35,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:35,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:35,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:35,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:35,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:35,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:35,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:35,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2022-10-10 13:32:35,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:35,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:35,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:36,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2022-10-10 13:32:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:36,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:36,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:32:36,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-10 13:32:36,069 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:36,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:36,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1309087050, now seen corresponding path program 3 times [2022-10-10 13:32:36,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:36,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167223489] [2022-10-10 13:32:36,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:36,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:36,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1545 backedges. 16 proven. 882 refuted. 0 times theorem prover too weak. 647 trivial. 0 not checked. [2022-10-10 13:32:36,364 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:36,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167223489] [2022-10-10 13:32:36,364 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167223489] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:36,365 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:36,365 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2022-10-10 13:32:36,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896204231] [2022-10-10 13:32:36,365 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:36,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-10 13:32:36,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:36,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-10 13:32:36,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2022-10-10 13:32:36,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:36,368 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:36,369 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 13:32:36,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:36,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:36,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:36,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:36,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:36,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:36,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:36,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2022-10-10 13:32:36,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:36,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:36,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:32:36,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:38,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:38,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:38,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:38,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:38,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:38,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:38,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:38,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2022-10-10 13:32:38,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:38,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:38,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:32:38,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:32:38,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-10 13:32:38,934 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:38,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:38,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1874823662, now seen corresponding path program 4 times [2022-10-10 13:32:38,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:38,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330742268] [2022-10-10 13:32:38,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:38,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:39,251 INFO L134 CoverageAnalysis]: Checked inductivity of 5303 backedges. 1550 proven. 1789 refuted. 0 times theorem prover too weak. 1964 trivial. 0 not checked. [2022-10-10 13:32:39,251 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:39,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330742268] [2022-10-10 13:32:39,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330742268] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:39,252 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:39,252 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2022-10-10 13:32:39,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113301789] [2022-10-10 13:32:39,252 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:39,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-10 13:32:39,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:39,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-10 13:32:39,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2022-10-10 13:32:39,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:39,254 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:39,254 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 13:32:39,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:39,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:39,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:39,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:39,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:39,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:39,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:39,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2022-10-10 13:32:39,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:39,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:39,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:32:39,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:32:39,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:40,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:40,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:40,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:40,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:40,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:40,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:40,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:40,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2022-10-10 13:32:40,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:40,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:40,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:32:40,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:32:40,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:40,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-10-10 13:32:40,397 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:40,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:40,397 INFO L85 PathProgramCache]: Analyzing trace with hash -877905318, now seen corresponding path program 5 times [2022-10-10 13:32:40,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:40,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282212562] [2022-10-10 13:32:40,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:40,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:40,832 INFO L134 CoverageAnalysis]: Checked inductivity of 5517 backedges. 2718 proven. 1111 refuted. 0 times theorem prover too weak. 1688 trivial. 0 not checked. [2022-10-10 13:32:40,832 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:40,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282212562] [2022-10-10 13:32:40,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282212562] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:40,833 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:40,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2022-10-10 13:32:40,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484374964] [2022-10-10 13:32:40,833 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:40,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-10 13:32:40,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:40,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-10 13:32:40,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2022-10-10 13:32:40,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:40,835 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:40,835 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 13:32:40,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:40,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:40,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:40,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:40,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:40,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:40,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:40,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2022-10-10 13:32:40,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:40,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:40,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:32:40,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:32:40,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:40,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:44,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:44,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:44,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:44,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:44,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:44,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:44,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:44,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2022-10-10 13:32:44,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:44,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:44,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:32:44,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:32:44,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:44,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-10 13:32:44,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-10-10 13:32:44,498 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:44,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:44,498 INFO L85 PathProgramCache]: Analyzing trace with hash -1544374860, now seen corresponding path program 6 times [2022-10-10 13:32:44,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:44,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164161689] [2022-10-10 13:32:44,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:44,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:44,911 INFO L134 CoverageAnalysis]: Checked inductivity of 5964 backedges. 2989 proven. 1111 refuted. 0 times theorem prover too weak. 1864 trivial. 0 not checked. [2022-10-10 13:32:44,912 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:44,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164161689] [2022-10-10 13:32:44,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164161689] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:44,912 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:44,912 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2022-10-10 13:32:44,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030337846] [2022-10-10 13:32:44,912 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:44,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-10 13:32:44,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:44,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-10 13:32:44,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2022-10-10 13:32:44,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:44,914 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:44,914 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 13:32:44,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:44,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:44,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:44,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:44,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:44,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:44,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:44,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2022-10-10 13:32:44,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:44,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:44,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:32:44,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:32:44,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:44,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-10 13:32:44,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:48,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:48,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:48,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:48,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:48,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:48,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:48,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:48,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2022-10-10 13:32:48,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:48,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:48,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:32:48,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:32:48,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:48,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:32:48,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:32:48,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-10-10 13:32:48,678 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:48,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:48,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1174616260, now seen corresponding path program 7 times [2022-10-10 13:32:48,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:48,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475206551] [2022-10-10 13:32:48,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:48,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:48,968 INFO L134 CoverageAnalysis]: Checked inductivity of 5061 backedges. 2520 proven. 476 refuted. 0 times theorem prover too weak. 2065 trivial. 0 not checked. [2022-10-10 13:32:48,968 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:48,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475206551] [2022-10-10 13:32:48,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475206551] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:48,968 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:48,968 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2022-10-10 13:32:48,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704328208] [2022-10-10 13:32:48,969 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:48,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-10 13:32:48,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:48,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-10 13:32:48,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2022-10-10 13:32:48,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:48,970 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:48,970 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 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2022-10-10 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:32:48,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2022-10-10 13:32:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:32:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:32:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:51,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:32:51,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:32:51,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2022-10-10 13:32:51,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-10-10 13:32:51,875 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:51,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:51,876 INFO L85 PathProgramCache]: Analyzing trace with hash 22655196, now seen corresponding path program 8 times [2022-10-10 13:32:51,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:51,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029915255] [2022-10-10 13:32:51,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:51,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:51,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:52,106 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 184 proven. 476 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2022-10-10 13:32:52,106 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:52,107 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029915255] [2022-10-10 13:32:52,107 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029915255] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:52,107 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:52,107 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2022-10-10 13:32:52,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167342471] [2022-10-10 13:32:52,107 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:52,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-10 13:32:52,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:52,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-10 13:32:52,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2022-10-10 13:32:52,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:52,109 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:52,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.3076923076923075) internal successors, (95), 13 states have internal predecessors, (95), 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 13:32:52,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:52,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:52,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:52,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:52,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:52,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:52,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:52,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2022-10-10 13:32:52,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:52,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:52,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:32:52,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:32:52,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:52,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:32:52,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:32:52,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2022-10-10 13:32:52,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:56,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:56,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:56,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:56,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:56,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:56,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:56,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:56,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2022-10-10 13:32:56,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:56,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:56,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:32:56,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:56,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:56,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:32:56,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:32:56,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:32:56,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:32:56,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-10-10 13:32:56,936 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:32:56,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:32:56,936 INFO L85 PathProgramCache]: Analyzing trace with hash 121495196, now seen corresponding path program 9 times [2022-10-10 13:32:56,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:32:56,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259015495] [2022-10-10 13:32:56,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:32:56,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:32:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:32:57,498 INFO L134 CoverageAnalysis]: Checked inductivity of 5090 backedges. 34 proven. 3303 refuted. 0 times theorem prover too weak. 1753 trivial. 0 not checked. [2022-10-10 13:32:57,499 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:32:57,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259015495] [2022-10-10 13:32:57,499 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259015495] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:32:57,499 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:32:57,499 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2022-10-10 13:32:57,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928047026] [2022-10-10 13:32:57,499 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:32:57,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-10-10 13:32:57,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:32:57,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-10-10 13:32:57,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2022-10-10 13:32:57,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:32:57,501 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:32:57,501 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 13:32:57,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:32:57,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:57,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:57,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:32:57,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:32:57,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:32:57,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:57,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2022-10-10 13:32:57,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:32:57,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-10-10 13:32:57,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:32:57,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:32:57,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:32:57,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:32:57,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:32:57,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:32:57,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:32:57,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:04,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:04,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:04,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:04,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-10-10 13:33:04,419 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:33:04,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:33:04,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1383717190, now seen corresponding path program 10 times [2022-10-10 13:33:04,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:33:04,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398080216] [2022-10-10 13:33:04,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:33:04,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:33:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:33:04,720 INFO L134 CoverageAnalysis]: Checked inductivity of 5929 backedges. 1787 proven. 2415 refuted. 0 times theorem prover too weak. 1727 trivial. 0 not checked. [2022-10-10 13:33:04,720 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:33:04,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398080216] [2022-10-10 13:33:04,720 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398080216] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:33:04,721 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:33:04,721 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2022-10-10 13:33:04,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51672495] [2022-10-10 13:33:04,721 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:33:04,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-10-10 13:33:04,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:33:04,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-10-10 13:33:04,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2022-10-10 13:33:04,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:04,723 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:33:04,723 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 13:33:04,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:04,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:04,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:04,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:04,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:04,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:04,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:04,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:04,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:04,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:04,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:04,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:04,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:04,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:04,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:04,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:04,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:04,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:04,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:07,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:07,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:07,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:07,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:07,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:07,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:07,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:07,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:07,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:07,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:07,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:07,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:07,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:07,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:07,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:07,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:07,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:07,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:07,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:07,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-10-10 13:33:07,656 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:33:07,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:33:07,656 INFO L85 PathProgramCache]: Analyzing trace with hash 667066842, now seen corresponding path program 11 times [2022-10-10 13:33:07,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:33:07,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013223054] [2022-10-10 13:33:07,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:33:07,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:33:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:33:08,383 INFO L134 CoverageAnalysis]: Checked inductivity of 7898 backedges. 33 proven. 5220 refuted. 0 times theorem prover too weak. 2645 trivial. 0 not checked. [2022-10-10 13:33:08,383 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:33:08,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013223054] [2022-10-10 13:33:08,383 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013223054] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:33:08,384 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:33:08,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2022-10-10 13:33:08,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669424089] [2022-10-10 13:33:08,384 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:33:08,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-10 13:33:08,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:33:08,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-10 13:33:08,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2022-10-10 13:33:08,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:08,385 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:33:08,386 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 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:08,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:08,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:13,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:13,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:13,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:13,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:13,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:13,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:13,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:13,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:13,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:13,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:13,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:13,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:13,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:13,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:13,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:13,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:13,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:13,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:13,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:13,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2022-10-10 13:33:13,649 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-10-10 13:33:13,649 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:33:13,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:33:13,649 INFO L85 PathProgramCache]: Analyzing trace with hash 1076633006, now seen corresponding path program 12 times [2022-10-10 13:33:13,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:33:13,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312302115] [2022-10-10 13:33:13,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:33:13,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:33:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:33:14,165 INFO L134 CoverageAnalysis]: Checked inductivity of 8990 backedges. 88 proven. 5877 refuted. 0 times theorem prover too weak. 3025 trivial. 0 not checked. [2022-10-10 13:33:14,165 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:33:14,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312302115] [2022-10-10 13:33:14,165 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312302115] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:33:14,165 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:33:14,165 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2022-10-10 13:33:14,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162047029] [2022-10-10 13:33:14,166 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:33:14,166 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-10 13:33:14,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:33:14,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-10 13:33:14,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2022-10-10 13:33:14,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:14,168 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:33:14,168 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 13:33:14,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:14,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:14,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:14,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:14,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:14,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:14,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:14,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:14,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:14,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:14,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:14,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:14,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:14,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:14,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:14,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:14,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:14,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:14,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:14,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2022-10-10 13:33:14,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:20,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:20,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:20,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:20,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:33:20,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 13:33:20,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-10-10 13:33:20,448 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:33:20,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:33:20,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1382006074, now seen corresponding path program 13 times [2022-10-10 13:33:20,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:33:20,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272525072] [2022-10-10 13:33:20,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:33:20,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:33:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:33:21,066 INFO L134 CoverageAnalysis]: Checked inductivity of 16461 backedges. 5539 proven. 5304 refuted. 0 times theorem prover too weak. 5618 trivial. 0 not checked. [2022-10-10 13:33:21,066 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:33:21,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272525072] [2022-10-10 13:33:21,067 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272525072] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:33:21,067 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:33:21,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2022-10-10 13:33:21,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897770840] [2022-10-10 13:33:21,067 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:33:21,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-10-10 13:33:21,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:33:21,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-10-10 13:33:21,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-10-10 13:33:21,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:21,069 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:33:21,069 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 13:33:21,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:21,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:21,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:21,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:21,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:21,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:21,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:21,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:21,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:21,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:21,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:21,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:21,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:21,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:21,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:21,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:21,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:21,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:21,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:21,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:33:21,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 13:33:21,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:26,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:26,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:26,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:26,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:26,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:26,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:26,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:33:26,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-10-10 13:33:26,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:33:26,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-10-10 13:33:26,175 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:33:26,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:33:26,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1067329346, now seen corresponding path program 14 times [2022-10-10 13:33:26,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:33:26,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532247216] [2022-10-10 13:33:26,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:33:26,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:33:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:33:27,112 INFO L134 CoverageAnalysis]: Checked inductivity of 16868 backedges. 3496 proven. 8442 refuted. 0 times theorem prover too weak. 4930 trivial. 0 not checked. [2022-10-10 13:33:27,113 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:33:27,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532247216] [2022-10-10 13:33:27,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532247216] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:33:27,113 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:33:27,113 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2022-10-10 13:33:27,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293571299] [2022-10-10 13:33:27,113 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:33:27,114 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-10 13:33:27,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:33:27,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-10 13:33:27,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-10-10 13:33:27,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:27,115 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:33:27,115 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 13:33:27,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:27,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:33:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-10-10 13:33:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:33:27,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:35,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:35,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:35,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:33:35,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2022-10-10 13:33:35,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:33:35,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2022-10-10 13:33:35,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-10-10 13:33:35,275 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:33:35,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:33:35,276 INFO L85 PathProgramCache]: Analyzing trace with hash 968900020, now seen corresponding path program 15 times [2022-10-10 13:33:35,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:33:35,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48530736] [2022-10-10 13:33:35,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:33:35,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:33:35,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:33:36,004 INFO L134 CoverageAnalysis]: Checked inductivity of 16825 backedges. 3462 proven. 8442 refuted. 0 times theorem prover too weak. 4921 trivial. 0 not checked. [2022-10-10 13:33:36,005 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:33:36,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48530736] [2022-10-10 13:33:36,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48530736] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:33:36,005 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:33:36,005 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2022-10-10 13:33:36,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852708458] [2022-10-10 13:33:36,005 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:33:36,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-10 13:33:36,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:33:36,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-10 13:33:36,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-10-10 13:33:36,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:36,008 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:33:36,008 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 13:33:36,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:36,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:33:36,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2022-10-10 13:33:36,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:44,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:33:44,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2022-10-10 13:33:44,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2022-10-10 13:33:44,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-10-10 13:33:44,209 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:33:44,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:33:44,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1067133980, now seen corresponding path program 16 times [2022-10-10 13:33:44,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:33:44,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159850499] [2022-10-10 13:33:44,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:33:44,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:33:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:33:44,893 INFO L134 CoverageAnalysis]: Checked inductivity of 16758 backedges. 5972 proven. 6598 refuted. 0 times theorem prover too weak. 4188 trivial. 0 not checked. [2022-10-10 13:33:44,893 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:33:44,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159850499] [2022-10-10 13:33:44,893 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159850499] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:33:44,893 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:33:44,893 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2022-10-10 13:33:44,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952456654] [2022-10-10 13:33:44,894 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:33:44,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-10 13:33:44,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:33:44,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-10 13:33:44,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-10-10 13:33:44,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:44,895 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:33:44,896 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 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:44,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:44,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:44,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:44,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:44,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:33:44,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2022-10-10 13:33:44,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:33:44,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2022-10-10 13:33:44,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2022-10-10 13:33:44,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:51,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:51,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:51,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:51,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2022-10-10 13:33:51,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:33:51,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-10-10 13:33:51,955 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:33:51,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:33:51,955 INFO L85 PathProgramCache]: Analyzing trace with hash 862775328, now seen corresponding path program 17 times [2022-10-10 13:33:51,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:33:51,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534725309] [2022-10-10 13:33:51,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:33:51,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:33:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:33:52,516 INFO L134 CoverageAnalysis]: Checked inductivity of 10667 backedges. 94 proven. 6887 refuted. 0 times theorem prover too weak. 3686 trivial. 0 not checked. [2022-10-10 13:33:52,516 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:33:52,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534725309] [2022-10-10 13:33:52,516 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534725309] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:33:52,517 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:33:52,517 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2022-10-10 13:33:52,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978042322] [2022-10-10 13:33:52,517 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:33:52,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-10 13:33:52,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:33:52,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-10 13:33:52,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-10-10 13:33:52,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:33:52,518 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:33:52,519 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 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:33:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:33:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:33:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:33:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:33:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:33:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-10 13:33:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:33:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2022-10-10 13:33:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2022-10-10 13:33:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:33:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:34:01,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:34:01,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:34:01,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:34:01,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:01,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:34:01,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-10 13:34:01,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:34:01,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2022-10-10 13:34:01,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2022-10-10 13:34:01,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:01,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:01,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-10-10 13:34:01,661 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:34:01,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:34:01,662 INFO L85 PathProgramCache]: Analyzing trace with hash 817152886, now seen corresponding path program 18 times [2022-10-10 13:34:01,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:34:01,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662043240] [2022-10-10 13:34:01,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:34:01,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:34:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:34:02,241 INFO L134 CoverageAnalysis]: Checked inductivity of 16790 backedges. 8252 proven. 4158 refuted. 0 times theorem prover too weak. 4380 trivial. 0 not checked. [2022-10-10 13:34:02,242 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:34:02,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662043240] [2022-10-10 13:34:02,242 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662043240] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:34:02,242 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:34:02,242 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2022-10-10 13:34:02,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337155049] [2022-10-10 13:34:02,242 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:34:02,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-10-10 13:34:02,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:34:02,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-10-10 13:34:02,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2022-10-10 13:34:02,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:34:02,244 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:34:02,244 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 13:34:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:34:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:34:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:34:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2022-10-10 13:34:02,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:02,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:02,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:34:12,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:34:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:34:12,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:12,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:34:12,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-10 13:34:12,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:34:12,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2022-10-10 13:34:12,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2022-10-10 13:34:12,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:12,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:12,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:34:12,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-10-10 13:34:12,046 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:34:12,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:34:12,046 INFO L85 PathProgramCache]: Analyzing trace with hash -1256972096, now seen corresponding path program 19 times [2022-10-10 13:34:12,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:34:12,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135428734] [2022-10-10 13:34:12,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:34:12,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:34:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:34:12,586 INFO L134 CoverageAnalysis]: Checked inductivity of 16769 backedges. 8241 proven. 4158 refuted. 0 times theorem prover too weak. 4370 trivial. 0 not checked. [2022-10-10 13:34:12,586 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:34:12,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135428734] [2022-10-10 13:34:12,587 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135428734] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:34:12,587 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:34:12,587 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2022-10-10 13:34:12,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294436512] [2022-10-10 13:34:12,587 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:34:12,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-10-10 13:34:12,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:34:12,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-10-10 13:34:12,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2022-10-10 13:34:12,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:34:12,589 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:34:12,589 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 13:34:12,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:34:12,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:12,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:12,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:12,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:34:12,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:34:12,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:12,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:34:12,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:12,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:34:12,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:34:12,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:34:12,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:34:23,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:34:23,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:23,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:23,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:23,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:34:23,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:34:23,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:23,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:34:23,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:23,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:34:23,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:34:23,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2022-10-10 13:34:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2022-10-10 13:34:23,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-10-10 13:34:23,082 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:34:23,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:34:23,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1968464112, now seen corresponding path program 20 times [2022-10-10 13:34:23,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:34:23,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711882843] [2022-10-10 13:34:23,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:34:23,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:34:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:34:23,530 INFO L134 CoverageAnalysis]: Checked inductivity of 16012 backedges. 4084 proven. 132 refuted. 0 times theorem prover too weak. 11796 trivial. 0 not checked. [2022-10-10 13:34:23,530 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:34:23,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711882843] [2022-10-10 13:34:23,531 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711882843] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:34:23,531 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:34:23,531 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2022-10-10 13:34:23,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680485831] [2022-10-10 13:34:23,531 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:34:23,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-10-10 13:34:23,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:34:23,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-10-10 13:34:23,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2022-10-10 13:34:23,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:34:23,532 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:34:23,533 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 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:34:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:34:23,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:34:23,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:23,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:34:23,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-10 13:34:23,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:34:23,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2022-10-10 13:34:23,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 140 states. [2022-10-10 13:34:23,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:23,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:23,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2022-10-10 13:34:23,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2022-10-10 13:34:23,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:34:36,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:34:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-10-10 13:34:36,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:34:36,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2022-10-10 13:34:36,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2022-10-10 13:34:36,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:36,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:36,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2022-10-10 13:34:36,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2022-10-10 13:34:36,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2022-10-10 13:34:36,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-10-10 13:34:36,999 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:34:36,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:34:36,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1747856641, now seen corresponding path program 1 times [2022-10-10 13:34:36,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:34:36,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869915494] [2022-10-10 13:34:36,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:34:37,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:34:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:34:37,068 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 40 proven. 47 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2022-10-10 13:34:37,068 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:34:37,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869915494] [2022-10-10 13:34:37,068 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869915494] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:34:37,068 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:34:37,068 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2022-10-10 13:34:37,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842373377] [2022-10-10 13:34:37,068 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:34:37,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-10 13:34:37,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:34:37,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-10 13:34:37,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-10-10 13:34:37,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:34:37,070 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:34:37,071 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 13:34:37,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:34:37,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:37,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2022-10-10 13:34:37,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:37,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2022-10-10 13:34:37,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2022-10-10 13:34:37,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:37,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2022-10-10 13:34:37,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:37,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:34:37,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:34:37,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:37,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:37,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 140 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2022-10-10 13:34:37,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:34:44,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:34:44,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:44,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2022-10-10 13:34:44,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:44,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-10-10 13:34:44,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2022-10-10 13:34:44,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:44,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2022-10-10 13:34:44,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2022-10-10 13:34:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:44,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-10-10 13:34:44,570 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:34:44,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:34:44,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1048835837, now seen corresponding path program 2 times [2022-10-10 13:34:44,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:34:44,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223851269] [2022-10-10 13:34:44,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:34:44,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:34:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:34:44,745 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 136 proven. 145 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2022-10-10 13:34:44,746 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:34:44,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223851269] [2022-10-10 13:34:44,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223851269] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:34:44,746 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:34:44,746 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2022-10-10 13:34:44,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393023243] [2022-10-10 13:34:44,746 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:34:44,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-10 13:34:44,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:34:44,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-10 13:34:44,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2022-10-10 13:34:44,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:34:44,747 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:34:44,747 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 13:34:44,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:34:44,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:44,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 140 states. [2022-10-10 13:34:44,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:44,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:44,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2022-10-10 13:34:44,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2022-10-10 13:34:44,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2022-10-10 13:34:44,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:44,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:34:54,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:34:54,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:54,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2022-10-10 13:34:54,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:54,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-10-10 13:34:54,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2022-10-10 13:34:54,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:54,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2022-10-10 13:34:54,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:54,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:54,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-10-10 13:34:54,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-10-10 13:34:54,407 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:34:54,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:34:54,407 INFO L85 PathProgramCache]: Analyzing trace with hash 400075295, now seen corresponding path program 1 times [2022-10-10 13:34:54,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:34:54,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110262396] [2022-10-10 13:34:54,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:34:54,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:34:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:34:54,508 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 359 proven. 160 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-10 13:34:54,508 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:34:54,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110262396] [2022-10-10 13:34:54,508 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110262396] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:34:54,508 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:34:54,508 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2022-10-10 13:34:54,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956849986] [2022-10-10 13:34:54,509 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:34:54,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-10 13:34:54,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:34:54,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-10 13:34:54,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2022-10-10 13:34:54,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:34:54,510 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:34:54,510 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 13:34:54,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:34:54,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:54,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2022-10-10 13:34:54,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:34:54,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2022-10-10 13:34:54,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 140 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:34:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2022-10-10 13:34:54,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2022-10-10 13:34:54,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2022-10-10 13:34:54,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:34:54,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2022-10-10 13:34:54,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:35:03,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:35:03,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:35:03,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2022-10-10 13:35:03,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:35:03,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2022-10-10 13:35:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:35:03,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-10-10 13:35:03,866 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting thread1WithAssertErr0ASSERT_VIOLATIONASSERT === [thread1WithAssertErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 13:35:03,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 13:35:03,866 INFO L85 PathProgramCache]: Analyzing trace with hash 674499418, now seen corresponding path program 2 times [2022-10-10 13:35:03,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 13:35:03,866 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222956756] [2022-10-10 13:35:03,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 13:35:03,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 13:35:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 13:35:04,017 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 116 proven. 88 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2022-10-10 13:35:04,017 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 13:35:04,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222956756] [2022-10-10 13:35:04,017 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222956756] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 13:35:04,017 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 13:35:04,017 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2022-10-10 13:35:04,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977946791] [2022-10-10 13:35:04,018 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 13:35:04,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-10-10 13:35:04,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 13:35:04,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-10-10 13:35:04,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2022-10-10 13:35:04,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 13:35:04,019 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 13:35:04,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.583333333333333) internal successors, (67), 12 states have internal predecessors, (67), 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 13:35:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-10 13:35:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:35:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2022-10-10 13:35:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-10 13:35:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2022-10-10 13:35:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2022-10-10 13:35:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:35:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2022-10-10 13:35:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:35:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-10-10 13:35:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-10 13:35:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2022-10-10 13:35:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 140 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-10-10 13:35:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.