/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk12/ring_2w1r-1.line583.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-21 10:19:15,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-21 10:19:15,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-21 10:19:15,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-21 10:19:15,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-21 10:19:15,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-21 10:19:15,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-21 10:19:15,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-21 10:19:15,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-21 10:19:15,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-21 10:19:15,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-21 10:19:15,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-21 10:19:15,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-21 10:19:15,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-21 10:19:16,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-21 10:19:16,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-21 10:19:16,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-21 10:19:16,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-21 10:19:16,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-21 10:19:16,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-21 10:19:16,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-21 10:19:16,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-21 10:19:16,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-21 10:19:16,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-21 10:19:16,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-21 10:19:16,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-21 10:19:16,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-21 10:19:16,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-21 10:19:16,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-21 10:19:16,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-21 10:19:16,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-21 10:19:16,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-21 10:19:16,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-21 10:19:16,019 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-21 10:19:16,063 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-21 10:19:16,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-21 10:19:16,063 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-21 10:19:16,064 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-21 10:19:16,065 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-21 10:19:16,065 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-21 10:19:16,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-21 10:19:16,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-21 10:19:16,068 INFO L138 SettingsManager]: * Use SBE=true [2022-10-21 10:19:16,068 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-21 10:19:16,068 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-21 10:19:16,069 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-21 10:19:16,069 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-21 10:19:16,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-21 10:19:16,069 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-21 10:19:16,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-21 10:19:16,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-21 10:19:16,069 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-21 10:19:16,070 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-21 10:19:16,070 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-21 10:19:16,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-21 10:19:16,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-21 10:19:16,070 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-21 10:19:16,070 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-21 10:19:16,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-21 10:19:16,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-21 10:19:16,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-21 10:19:16,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-21 10:19:16,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-21 10:19:16,071 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-21 10:19:16,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-21 10:19:16,072 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-21 10:19:16,072 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-21 10:19:16,072 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-21 10:19:16,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-21 10:19:16,072 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-21 10:19:16,073 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-21 10:19:16,073 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-21 10:19:16,073 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-21 10:19:16,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-21 10:19:16,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-21 10:19:16,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-21 10:19:16,450 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-21 10:19:16,451 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-21 10:19:16,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk12/ring_2w1r-1.line583.bpl [2022-10-21 10:19:16,454 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk12/ring_2w1r-1.line583.bpl' [2022-10-21 10:19:16,538 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-21 10:19:16,540 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-21 10:19:16,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-21 10:19:16,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-21 10:19:16,541 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-21 10:19:16,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ring_2w1r-1.line583.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 10:19:16" (1/1) ... [2022-10-21 10:19:16,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ring_2w1r-1.line583.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 10:19:16" (1/1) ... [2022-10-21 10:19:16,592 INFO L138 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-21 10:19:16,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-21 10:19:16,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-21 10:19:16,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-21 10:19:16,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-21 10:19:16,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ring_2w1r-1.line583.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 10:19:16" (1/1) ... [2022-10-21 10:19:16,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ring_2w1r-1.line583.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 10:19:16" (1/1) ... [2022-10-21 10:19:16,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ring_2w1r-1.line583.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 10:19:16" (1/1) ... [2022-10-21 10:19:16,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ring_2w1r-1.line583.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 10:19:16" (1/1) ... [2022-10-21 10:19:16,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ring_2w1r-1.line583.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 10:19:16" (1/1) ... [2022-10-21 10:19:16,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ring_2w1r-1.line583.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 10:19:16" (1/1) ... [2022-10-21 10:19:16,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ring_2w1r-1.line583.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 10:19:16" (1/1) ... [2022-10-21 10:19:16,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-21 10:19:16,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-21 10:19:16,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-21 10:19:16,653 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-21 10:19:16,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ring_2w1r-1.line583.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 10:19:16" (1/1) ... [2022-10-21 10:19:16,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-21 10:19:16,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-21 10:19:16,692 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) [2022-10-21 10:19:16,717 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 [2022-10-21 10:19:16,750 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2022-10-21 10:19:16,751 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2022-10-21 10:19:16,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-21 10:19:16,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-21 10:19:16,751 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2022-10-21 10:19:16,752 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2022-10-21 10:19:16,754 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-21 10:19:16,936 INFO L234 CfgBuilder]: Building ICFG [2022-10-21 10:19:16,953 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-21 10:19:17,569 INFO L275 CfgBuilder]: Performing block encoding [2022-10-21 10:19:17,598 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-21 10:19:17,598 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-21 10:19:17,601 INFO L202 PluginConnector]: Adding new model ring_2w1r-1.line583.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 10:19:17 BoogieIcfgContainer [2022-10-21 10:19:17,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-21 10:19:17,603 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-21 10:19:17,603 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-21 10:19:17,606 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-21 10:19:17,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ring_2w1r-1.line583.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 10:19:16" (1/2) ... [2022-10-21 10:19:17,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10b208a3 and model type ring_2w1r-1.line583.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 10:19:17, skipping insertion in model container [2022-10-21 10:19:17,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ring_2w1r-1.line583.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 10:19:17" (2/2) ... [2022-10-21 10:19:17,608 INFO L112 eAbstractionObserver]: Analyzing ICFG ring_2w1r-1.line583.bpl [2022-10-21 10:19:17,616 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-21 10:19:17,625 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-21 10:19:17,626 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-21 10:19:17,626 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-21 10:19:17,802 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-10-21 10:19:17,866 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-21 10:19:17,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-21 10:19:17,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-21 10:19:17,873 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) [2022-10-21 10:19:17,878 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 [2022-10-21 10:19:17,921 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-21 10:19:17,938 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-21 10:19:17,952 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;@7c01a7c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 10:19:17,952 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-21 10:19:18,558 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-21 10:19:18,565 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-21 10:19:18,568 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (1/4) [2022-10-21 10:19:18,581 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-21 10:19:18,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-21 10:19:18,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-21 10:19:18,584 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) [2022-10-21 10:19:18,585 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 [2022-10-21 10:19:18,590 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-21 10:19:18,590 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-21 10:19:18,591 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7c01a7c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 10:19:18,591 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-21 10:19:18,599 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-21 10:19:18,600 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-21 10:19:18,600 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/4) [2022-10-21 10:19:18,609 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-21 10:19:18,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-21 10:19:18,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-21 10:19:18,615 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) [2022-10-21 10:19:18,617 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 [2022-10-21 10:19:18,621 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-21 10:19:18,622 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == writer_fnErr0ASSERT_VIOLATIONASSERT ======== [2022-10-21 10:19:18,623 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;@7c01a7c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 10:19:18,623 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-21 10:19:18,623 WARN L124 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2022-10-21 10:19:18,623 INFO L805 garLoopResultBuilder]: Registering result SAFE for location writer_fnErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-21 10:19:18,624 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-21 10:19:18,624 INFO L307 ceAbstractionStarter]: Result for error location writer_fnErr0ASSERT_VIOLATIONASSERT was SAFE (3/4) [2022-10-21 10:19:18,631 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-21 10:19:18,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-21 10:19:18,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-21 10:19:18,637 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) [2022-10-21 10:19:18,639 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 [2022-10-21 10:19:18,644 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-21 10:19:18,644 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == writer_fnErr0ASSERT_VIOLATIONASSERT ======== [2022-10-21 10:19:18,645 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;@7c01a7c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 10:19:18,645 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-21 10:19:18,740 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:19:18,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:19:18,746 INFO L85 PathProgramCache]: Analyzing trace with hash 639131051, now seen corresponding path program 1 times [2022-10-21 10:19:18,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:19:18,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273037177] [2022-10-21 10:19:18,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:19:18,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:19:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:19:19,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-21 10:19:19,221 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:19:19,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273037177] [2022-10-21 10:19:19,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273037177] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-21 10:19:19,222 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-21 10:19:19,222 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-21 10:19:19,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416611273] [2022-10-21 10:19:19,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-21 10:19:19,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-21 10:19:19,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:19:19,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-21 10:19:19,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-21 10:19:19,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:19,258 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:19:19,259 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 98.5) internal successors, (197), 2 states have internal predecessors, (197), 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) [2022-10-21 10:19:19,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:19,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:19,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-21 10:19:19,316 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:19:19,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:19:19,317 INFO L85 PathProgramCache]: Analyzing trace with hash 244561504, now seen corresponding path program 1 times [2022-10-21 10:19:19,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:19:19,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104925730] [2022-10-21 10:19:19,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:19:19,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:19:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:19:21,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-21 10:19:21,029 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:19:21,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104925730] [2022-10-21 10:19:21,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104925730] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-21 10:19:21,029 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-21 10:19:21,029 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-10-21 10:19:21,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530066911] [2022-10-21 10:19:21,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-21 10:19:21,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-10-21 10:19:21,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:19:21,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-10-21 10:19:21,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=1157, Unknown=0, NotChecked=0, Total=1260 [2022-10-21 10:19:21,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:21,034 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:19:21,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 6.142857142857143) internal successors, (215), 36 states have internal predecessors, (215), 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) [2022-10-21 10:19:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:25,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:25,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-10-21 10:19:25,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-21 10:19:25,650 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:19:25,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:19:25,651 INFO L85 PathProgramCache]: Analyzing trace with hash -1343180834, now seen corresponding path program 1 times [2022-10-21 10:19:25,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:19:25,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498346406] [2022-10-21 10:19:25,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:19:25,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:19:25,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:19:27,762 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-21 10:19:27,763 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:19:27,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498346406] [2022-10-21 10:19:27,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498346406] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 10:19:27,763 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 10:19:27,763 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48] total 48 [2022-10-21 10:19:27,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61602700] [2022-10-21 10:19:27,764 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 10:19:27,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2022-10-21 10:19:27,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:19:27,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2022-10-21 10:19:27,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=2203, Unknown=0, NotChecked=0, Total=2352 [2022-10-21 10:19:27,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:27,767 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:19:27,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 48 states have (on average 6.0625) internal successors, (291), 49 states have internal predecessors, (291), 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) [2022-10-21 10:19:27,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:27,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-10-21 10:19:27,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:36,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:36,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-10-21 10:19:36,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-10-21 10:19:36,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-21 10:19:36,544 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:19:36,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:19:36,545 INFO L85 PathProgramCache]: Analyzing trace with hash -2047185828, now seen corresponding path program 2 times [2022-10-21 10:19:36,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:19:36,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699552856] [2022-10-21 10:19:36,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:19:36,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:19:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:19:38,063 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 65 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-21 10:19:38,063 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:19:38,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699552856] [2022-10-21 10:19:38,064 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699552856] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 10:19:38,064 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 10:19:38,064 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2022-10-21 10:19:38,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218624417] [2022-10-21 10:19:38,064 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 10:19:38,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2022-10-21 10:19:38,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:19:38,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2022-10-21 10:19:38,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1438, Unknown=0, NotChecked=0, Total=1560 [2022-10-21 10:19:38,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:38,067 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:19:38,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 39 states have (on average 9.41025641025641) internal successors, (367), 40 states have internal predecessors, (367), 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) [2022-10-21 10:19:38,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:38,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-10-21 10:19:38,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2022-10-21 10:19:38,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:50,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:50,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:19:50,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:19:50,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-10-21 10:19:50,062 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-21 10:19:50,065 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:19:50,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:19:50,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1116131007, now seen corresponding path program 1 times [2022-10-21 10:19:50,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:19:50,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916491467] [2022-10-21 10:19:50,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:19:50,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:19:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:19:50,206 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2022-10-21 10:19:50,206 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:19:50,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916491467] [2022-10-21 10:19:50,207 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916491467] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-21 10:19:50,207 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-21 10:19:50,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-21 10:19:50,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785119648] [2022-10-21 10:19:50,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-21 10:19:50,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-21 10:19:50,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:19:50,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-21 10:19:50,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-21 10:19:50,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:50,211 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:19:50,212 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 148.33333333333334) internal successors, (445), 3 states have internal predecessors, (445), 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) [2022-10-21 10:19:50,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:50,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:19:50,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:19:50,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-10-21 10:19:50,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:53,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:53,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:19:53,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:19:53,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-10-21 10:19:53,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:19:53,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-21 10:19:53,229 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:19:53,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:19:53,230 INFO L85 PathProgramCache]: Analyzing trace with hash 82048459, now seen corresponding path program 1 times [2022-10-21 10:19:53,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:19:53,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792727528] [2022-10-21 10:19:53,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:19:53,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:19:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:19:53,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 717 proven. 0 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2022-10-21 10:19:53,457 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:19:53,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792727528] [2022-10-21 10:19:53,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792727528] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-21 10:19:53,458 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-21 10:19:53,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-21 10:19:53,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73439465] [2022-10-21 10:19:53,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-21 10:19:53,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-21 10:19:53,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:19:53,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-21 10:19:53,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-21 10:19:53,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:53,463 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:19:53,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 81.0) internal successors, (486), 6 states have internal predecessors, (486), 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) [2022-10-21 10:19:53,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:53,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:19:53,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:19:53,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-10-21 10:19:53,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:19:53,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:53,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:53,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:19:53,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:19:53,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-10-21 10:19:53,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:19:53,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:19:53,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-21 10:19:53,712 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:19:53,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:19:53,713 INFO L85 PathProgramCache]: Analyzing trace with hash 418712186, now seen corresponding path program 1 times [2022-10-21 10:19:53,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:19:53,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032765745] [2022-10-21 10:19:53,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:19:53,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:19:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:19:55,886 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 15 proven. 357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-21 10:19:55,887 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:19:55,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032765745] [2022-10-21 10:19:55,887 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032765745] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 10:19:55,887 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 10:19:55,887 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2022-10-21 10:19:55,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570674286] [2022-10-21 10:19:55,888 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 10:19:55,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2022-10-21 10:19:55,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:19:55,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2022-10-21 10:19:55,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=1945, Unknown=0, NotChecked=0, Total=2070 [2022-10-21 10:19:55,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:55,891 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:19:55,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 45 states have (on average 12.777777777777779) internal successors, (575), 46 states have internal predecessors, (575), 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) [2022-10-21 10:19:55,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:19:55,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:19:55,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:19:55,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-10-21 10:19:55,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:19:55,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:19:55,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:16,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:16,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:20:16,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:20:16,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:20:16,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:20:16,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:16,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-10-21 10:20:16,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-21 10:20:16,927 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:20:16,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:20:16,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1029812719, now seen corresponding path program 1 times [2022-10-21 10:20:16,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:20:16,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218985064] [2022-10-21 10:20:16,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:20:16,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:20:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:20:17,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1000 backedges. 710 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2022-10-21 10:20:17,144 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:20:17,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218985064] [2022-10-21 10:20:17,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218985064] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-21 10:20:17,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-21 10:20:17,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-21 10:20:17,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727481002] [2022-10-21 10:20:17,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-21 10:20:17,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-21 10:20:17,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:20:17,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-21 10:20:17,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-21 10:20:17,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:17,147 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:20:17,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 79.5) internal successors, (477), 6 states have internal predecessors, (477), 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) [2022-10-21 10:20:17,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:17,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:20:17,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:20:17,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:20:17,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:20:17,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:17,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-10-21 10:20:17,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:24,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:24,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:20:24,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:20:24,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:20:24,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:20:24,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:24,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-10-21 10:20:24,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:24,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-21 10:20:24,490 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:20:24,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:20:24,490 INFO L85 PathProgramCache]: Analyzing trace with hash -678495277, now seen corresponding path program 2 times [2022-10-21 10:20:24,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:20:24,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132408023] [2022-10-21 10:20:24,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:20:24,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:20:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:20:24,664 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 399 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-10-21 10:20:24,665 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:20:24,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132408023] [2022-10-21 10:20:24,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132408023] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-21 10:20:24,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-21 10:20:24,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-21 10:20:24,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287607341] [2022-10-21 10:20:24,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-21 10:20:24,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-21 10:20:24,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:20:24,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-21 10:20:24,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-21 10:20:24,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:24,672 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:20:24,673 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 110.25) internal successors, (441), 4 states have internal predecessors, (441), 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) [2022-10-21 10:20:24,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:24,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:20:24,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:20:24,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:20:24,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:20:24,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:24,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-10-21 10:20:24,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:24,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:34,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:34,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:20:34,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:20:34,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:20:34,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:20:34,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:34,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:20:34,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:34,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:20:34,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-21 10:20:34,141 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:20:34,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:20:34,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1445194677, now seen corresponding path program 2 times [2022-10-21 10:20:34,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:20:34,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682652851] [2022-10-21 10:20:34,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:20:34,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:20:34,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:20:34,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1933 backedges. 1278 proven. 1 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2022-10-21 10:20:34,642 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:20:34,642 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682652851] [2022-10-21 10:20:34,642 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682652851] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 10:20:34,642 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 10:20:34,642 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2022-10-21 10:20:34,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988280687] [2022-10-21 10:20:34,646 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 10:20:34,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-21 10:20:34,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:20:34,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-21 10:20:34,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-21 10:20:34,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:34,651 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:20:34,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 121.0) internal successors, (484), 4 states have internal predecessors, (484), 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) [2022-10-21 10:20:34,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:34,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:20:34,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:20:34,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:20:34,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:20:34,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:34,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:20:34,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:34,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:20:34,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:41,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:41,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:20:41,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:20:41,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:20:41,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:20:41,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:41,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:20:41,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:41,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:20:41,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:20:41,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-21 10:20:41,754 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:20:41,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:20:41,754 INFO L85 PathProgramCache]: Analyzing trace with hash 877376766, now seen corresponding path program 3 times [2022-10-21 10:20:41,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:20:41,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757334173] [2022-10-21 10:20:41,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:20:41,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:20:41,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:20:42,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2009 backedges. 1278 proven. 77 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2022-10-21 10:20:42,121 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:20:42,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757334173] [2022-10-21 10:20:42,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757334173] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 10:20:42,121 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 10:20:42,122 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2022-10-21 10:20:42,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466085007] [2022-10-21 10:20:42,122 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 10:20:42,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-21 10:20:42,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:20:42,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-21 10:20:42,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-21 10:20:42,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:42,125 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:20:42,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 111.8) internal successors, (559), 5 states have internal predecessors, (559), 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) [2022-10-21 10:20:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:20:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:20:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:20:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:20:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:20:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:20:42,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:20:42,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:51,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:51,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:20:51,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:20:51,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:20:51,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:20:51,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:51,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:20:51,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:51,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:20:51,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:20:51,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:20:51,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-21 10:20:51,880 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:20:51,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:20:51,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1962918891, now seen corresponding path program 4 times [2022-10-21 10:20:51,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:20:51,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359840604] [2022-10-21 10:20:51,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:20:51,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:20:52,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:20:52,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2160 backedges. 1278 proven. 228 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2022-10-21 10:20:52,514 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:20:52,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359840604] [2022-10-21 10:20:52,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359840604] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 10:20:52,514 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 10:20:52,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2022-10-21 10:20:52,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370894547] [2022-10-21 10:20:52,516 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 10:20:52,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-21 10:20:52,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:20:52,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-21 10:20:52,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-10-21 10:20:52,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:52,518 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:20:52,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 105.66666666666667) internal successors, (634), 6 states have internal predecessors, (634), 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) [2022-10-21 10:20:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:20:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:20:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:20:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:20:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:20:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:20:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:20:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:20:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:20:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:20:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:21:05,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:21:05,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:21:05,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:21:05,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:21:05,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:21:05,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:05,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:21:05,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:05,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:21:05,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:21:05,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:21:05,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:21:05,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-21 10:21:05,229 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:21:05,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:21:05,230 INFO L85 PathProgramCache]: Analyzing trace with hash -2066847586, now seen corresponding path program 5 times [2022-10-21 10:21:05,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:21:05,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756927934] [2022-10-21 10:21:05,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:21:05,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:21:05,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:21:05,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2386 backedges. 1278 proven. 454 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2022-10-21 10:21:05,861 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:21:05,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756927934] [2022-10-21 10:21:05,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756927934] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 10:21:05,862 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 10:21:05,862 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2022-10-21 10:21:05,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270607191] [2022-10-21 10:21:05,862 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 10:21:05,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-21 10:21:05,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:21:05,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-21 10:21:05,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-10-21 10:21:05,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:21:05,865 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:21:05,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 101.28571428571429) internal successors, (709), 7 states have internal predecessors, (709), 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) [2022-10-21 10:21:05,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:21:05,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:21:05,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:21:05,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:21:05,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:21:05,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:05,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:21:05,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:05,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:21:05,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:21:05,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:21:05,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:21:05,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:21:21,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:21:21,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:21:21,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:21:21,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:21:21,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:21:21,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:21,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:21:21,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:21,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:21:21,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:21:21,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:21:21,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:21:21,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:21,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-10-21 10:21:21,755 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:21:21,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:21:21,756 INFO L85 PathProgramCache]: Analyzing trace with hash -931920779, now seen corresponding path program 6 times [2022-10-21 10:21:21,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:21:21,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179719261] [2022-10-21 10:21:21,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:21:21,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:21:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:21:22,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2687 backedges. 1278 proven. 755 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2022-10-21 10:21:22,332 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:21:22,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179719261] [2022-10-21 10:21:22,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179719261] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 10:21:22,332 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 10:21:22,333 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2022-10-21 10:21:22,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651029913] [2022-10-21 10:21:22,333 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 10:21:22,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-21 10:21:22,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:21:22,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-21 10:21:22,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2022-10-21 10:21:22,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:21:22,338 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:21:22,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 98.0) internal successors, (784), 8 states have internal predecessors, (784), 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) [2022-10-21 10:21:22,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:21:22,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:21:22,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:21:22,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:21:22,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:21:22,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:22,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:21:22,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:22,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:21:22,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:21:22,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:21:22,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:21:22,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:22,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:21:42,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:21:42,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:21:42,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:21:42,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:21:42,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:21:42,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:42,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:21:42,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:42,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:21:42,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:21:42,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:21:42,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:21:42,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:42,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:21:42,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-10-21 10:21:42,552 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:21:42,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:21:42,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1839113278, now seen corresponding path program 7 times [2022-10-21 10:21:42,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:21:42,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185460819] [2022-10-21 10:21:42,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:21:42,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:21:42,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:21:43,292 INFO L134 CoverageAnalysis]: Checked inductivity of 3063 backedges. 1278 proven. 1131 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2022-10-21 10:21:43,293 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:21:43,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185460819] [2022-10-21 10:21:43,293 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185460819] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 10:21:43,293 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 10:21:43,293 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2022-10-21 10:21:43,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089345730] [2022-10-21 10:21:43,294 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 10:21:43,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-21 10:21:43,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:21:43,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-21 10:21:43,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2022-10-21 10:21:43,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:21:43,296 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:21:43,297 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 95.44444444444444) internal successors, (859), 9 states have internal predecessors, (859), 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) [2022-10-21 10:21:43,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:21:43,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:21:43,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:21:43,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:21:43,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:21:43,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:43,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:21:43,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:43,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:21:43,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:21:43,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:21:43,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:21:43,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:21:43,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:21:43,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:22:06,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:22:06,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:22:06,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:22:06,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:22:06,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:22:06,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:06,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:22:06,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:06,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:22:06,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:22:06,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:22:06,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:22:06,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:06,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:22:06,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-21 10:22:06,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-10-21 10:22:06,214 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:22:06,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:22:06,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1670726869, now seen corresponding path program 8 times [2022-10-21 10:22:06,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:22:06,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93597338] [2022-10-21 10:22:06,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:22:06,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:22:06,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:22:07,021 INFO L134 CoverageAnalysis]: Checked inductivity of 3514 backedges. 1278 proven. 1582 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2022-10-21 10:22:07,022 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:22:07,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93597338] [2022-10-21 10:22:07,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93597338] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 10:22:07,024 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 10:22:07,024 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2022-10-21 10:22:07,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503672080] [2022-10-21 10:22:07,024 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 10:22:07,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-21 10:22:07,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:22:07,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-21 10:22:07,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2022-10-21 10:22:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:22:07,026 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:22:07,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 93.4) internal successors, (934), 10 states have internal predecessors, (934), 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) [2022-10-21 10:22:07,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:22:07,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:22:07,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:22:07,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:22:07,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:22:07,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:07,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:22:07,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:07,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:22:07,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:22:07,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:22:07,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:22:07,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:07,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:22:07,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-21 10:22:07,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:22:30,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:22:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:22:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:22:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:22:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:22:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:22:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:22:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:22:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:22:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:22:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:22:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-21 10:22:30,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-21 10:22:30,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-10-21 10:22:30,400 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:22:30,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:22:30,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1608935390, now seen corresponding path program 9 times [2022-10-21 10:22:30,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:22:30,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026230833] [2022-10-21 10:22:30,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:22:30,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:22:31,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:22:36,338 INFO L134 CoverageAnalysis]: Checked inductivity of 4040 backedges. 0 proven. 2451 refuted. 0 times theorem prover too weak. 1589 trivial. 0 not checked. [2022-10-21 10:22:36,338 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:22:36,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026230833] [2022-10-21 10:22:36,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026230833] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 10:22:36,339 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 10:22:36,339 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56] total 56 [2022-10-21 10:22:36,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857014350] [2022-10-21 10:22:36,339 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 10:22:36,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2022-10-21 10:22:36,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:22:36,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2022-10-21 10:22:36,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=3038, Unknown=0, NotChecked=0, Total=3192 [2022-10-21 10:22:36,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:22:36,343 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:22:36,344 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 56 states have (on average 16.571428571428573) internal successors, (928), 57 states have internal predecessors, (928), 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) [2022-10-21 10:22:36,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:22:36,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:22:36,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:22:36,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:22:36,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:22:36,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:36,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:22:36,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:36,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:22:36,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:22:36,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:22:36,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:22:36,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:36,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:22:36,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-21 10:22:36,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-21 10:22:36,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:22:47,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:22:47,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:22:47,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:22:47,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:22:47,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:22:47,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:22:47,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:22:47,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:47,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:22:47,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:22:47,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:22:47,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:22:47,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:47,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:22:47,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-21 10:22:47,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-21 10:22:47,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-10-21 10:22:47,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-10-21 10:22:47,815 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:22:47,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:22:47,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1048936452, now seen corresponding path program 2 times [2022-10-21 10:22:47,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:22:47,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833292640] [2022-10-21 10:22:47,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:22:47,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:22:48,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:22:51,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 817 proven. 338 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-10-21 10:22:51,024 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:22:51,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833292640] [2022-10-21 10:22:51,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833292640] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 10:22:51,024 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 10:22:51,024 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58] total 58 [2022-10-21 10:22:51,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614697522] [2022-10-21 10:22:51,025 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 10:22:51,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2022-10-21 10:22:51,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:22:51,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2022-10-21 10:22:51,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=3218, Unknown=0, NotChecked=0, Total=3422 [2022-10-21 10:22:51,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:22:51,028 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:22:51,029 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 58 states have (on average 10.948275862068966) internal successors, (635), 59 states have internal predecessors, (635), 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) [2022-10-21 10:22:51,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:22:51,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:22:51,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:22:51,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:22:51,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:22:51,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:22:51,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:22:51,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:51,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:22:51,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:22:51,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:22:51,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:22:51,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:22:51,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:22:51,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-21 10:22:51,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-21 10:22:51,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-10-21 10:22:51,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:23:23,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-21 10:23:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-10-21 10:23:23,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2022-10-21 10:23:23,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-10-21 10:23:23,570 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:23:23,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:23:23,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1459679366, now seen corresponding path program 3 times [2022-10-21 10:23:23,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:23:23,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899763474] [2022-10-21 10:23:23,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:23:23,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:23:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:23:26,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1932 backedges. 270 proven. 832 refuted. 0 times theorem prover too weak. 830 trivial. 0 not checked. [2022-10-21 10:23:26,418 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:23:26,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899763474] [2022-10-21 10:23:26,418 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899763474] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 10:23:26,418 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 10:23:26,419 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49] total 49 [2022-10-21 10:23:26,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650298265] [2022-10-21 10:23:26,419 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 10:23:26,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2022-10-21 10:23:26,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:23:26,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2022-10-21 10:23:26,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=2327, Unknown=0, NotChecked=0, Total=2450 [2022-10-21 10:23:26,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:23:26,422 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:23:26,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 49 states have (on average 11.46938775510204) internal successors, (562), 50 states have internal predecessors, (562), 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) [2022-10-21 10:23:26,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:23:26,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 140 states. [2022-10-21 10:23:26,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:23:54,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2022-10-21 10:23:54,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2022-10-21 10:23:54,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-10-21 10:23:54,653 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:23:54,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:23:54,653 INFO L85 PathProgramCache]: Analyzing trace with hash 88355879, now seen corresponding path program 1 times [2022-10-21 10:23:54,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:23:54,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567829144] [2022-10-21 10:23:54,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:23:54,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:23:54,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:23:55,036 INFO L134 CoverageAnalysis]: Checked inductivity of 5686 backedges. 3380 proven. 0 refuted. 0 times theorem prover too weak. 2306 trivial. 0 not checked. [2022-10-21 10:23:55,037 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:23:55,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567829144] [2022-10-21 10:23:55,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567829144] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-21 10:23:55,037 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-21 10:23:55,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-21 10:23:55,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188411990] [2022-10-21 10:23:55,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-21 10:23:55,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-21 10:23:55,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:23:55,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-21 10:23:55,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-21 10:23:55,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:23:55,040 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:23:55,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 164.25) internal successors, (657), 4 states have internal predecessors, (657), 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) [2022-10-21 10:23:55,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:23:55,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:23:55,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:23:55,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:23:55,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:23:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:23:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-21 10:23:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:23:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:23:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:23:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:23:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:23:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:23:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:23:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-21 10:23:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-21 10:23:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-10-21 10:23:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2022-10-21 10:23:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2022-10-21 10:23:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:24:12,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:24:12,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:24:12,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:24:12,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:24:12,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:24:12,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:24:12,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-10-21 10:24:12,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:24:12,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:24:12,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:24:12,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:24:12,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:24:12,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:24:12,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:24:12,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-21 10:24:12,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-21 10:24:12,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-10-21 10:24:12,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2022-10-21 10:24:12,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2022-10-21 10:24:12,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:24:12,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-10-21 10:24:12,790 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:24:12,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:24:12,791 INFO L85 PathProgramCache]: Analyzing trace with hash -136662477, now seen corresponding path program 1 times [2022-10-21 10:24:12,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:24:12,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299262916] [2022-10-21 10:24:12,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:24:12,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:24:12,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:24:13,472 INFO L134 CoverageAnalysis]: Checked inductivity of 5687 backedges. 4860 proven. 826 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-21 10:24:13,472 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:24:13,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299262916] [2022-10-21 10:24:13,472 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299262916] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 10:24:13,472 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 10:24:13,473 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2022-10-21 10:24:13,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742125171] [2022-10-21 10:24:13,473 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 10:24:13,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-10-21 10:24:13,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:24:13,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-10-21 10:24:13,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=117, Unknown=0, NotChecked=0, Total=210 [2022-10-21 10:24:13,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:24:13,475 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:24:13,476 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 94.13333333333334) internal successors, (1412), 15 states have internal predecessors, (1412), 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) [2022-10-21 10:24:13,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:24:13,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:24:13,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:24:13,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:24:13,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:24:13,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:24:13,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-10-21 10:24:13,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:24:13,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:24:13,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:24:13,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:24:13,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:24:13,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:24:13,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:24:13,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-21 10:24:13,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-21 10:24:13,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-10-21 10:24:13,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2022-10-21 10:24:13,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2022-10-21 10:24:13,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:24:13,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:28:20,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:28:20,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:28:20,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:28:20,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:28:20,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:28:20,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:28:20,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2022-10-21 10:28:20,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:28:20,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:28:20,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:28:20,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:28:20,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:28:20,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:28:20,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:28:20,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-21 10:28:20,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-21 10:28:20,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-10-21 10:28:20,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2022-10-21 10:28:20,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2022-10-21 10:28:20,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:28:20,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-21 10:28:20,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-10-21 10:28:20,918 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting writer_fnErr0ASSERT_VIOLATIONASSERT === [writer_fnErr0ASSERT_VIOLATIONASSERT] === [2022-10-21 10:28:20,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 10:28:20,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1862956943, now seen corresponding path program 1 times [2022-10-21 10:28:20,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 10:28:20,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736504131] [2022-10-21 10:28:20,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 10:28:20,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 10:28:21,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 10:28:41,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1932 backedges. 98 proven. 1834 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-21 10:28:41,042 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 10:28:41,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736504131] [2022-10-21 10:28:41,042 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736504131] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 10:28:41,042 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 10:28:41,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [165] total 165 [2022-10-21 10:28:41,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270477963] [2022-10-21 10:28:41,043 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 10:28:41,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 165 states [2022-10-21 10:28:41,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 10:28:41,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 165 interpolants. [2022-10-21 10:28:41,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=524, Invalid=26536, Unknown=0, NotChecked=0, Total=27060 [2022-10-21 10:28:41,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:28:41,051 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 10:28:41,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 165 states, 165 states have (on average 4.672727272727273) internal successors, (771), 165 states have internal predecessors, (771), 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) [2022-10-21 10:28:41,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 10:28:41,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-10-21 10:28:41,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2022-10-21 10:28:41,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2022-10-21 10:28:41,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 10:28:41,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:28:41,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2022-10-21 10:28:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:28:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:28:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:28:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-21 10:28:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-21 10:28:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-21 10:28:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-21 10:28:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-21 10:28:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-21 10:28:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-10-21 10:28:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 181 states. [2022-10-21 10:28:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2022-10-21 10:28:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 10:28:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-10-21 10:28:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-21 10:29:01,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-10-21 10:29:01,472 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 223 known predicates. [2022-10-21 10:29:01,472 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location writer_fnErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-21 10:29:01,475 INFO L444 BasicCegarLoop]: Path program histogram: [9, 3, 2, 2, 1, 1, 1, 1, 1, 1] [2022-10-21 10:29:01,475 INFO L307 ceAbstractionStarter]: Result for error location writer_fnErr0ASSERT_VIOLATIONASSERT was TIMEOUT (4/4) [2022-10-21 10:29:01,477 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-21 10:29:01,478 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-21 10:29:01,481 INFO L202 PluginConnector]: Adding new model ring_2w1r-1.line583.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 10:29:01 BasicIcfg [2022-10-21 10:29:01,481 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-21 10:29:01,481 INFO L158 Benchmark]: Toolchain (without parser) took 584941.80ms. Allocated memory was 182.5MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 160.1MB in the beginning and 4.6GB in the end (delta: -4.4GB). Peak memory consumption was 3.4GB. Max. memory is 8.0GB. [2022-10-21 10:29:01,482 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.52ms. Allocated memory is still 182.5MB. Free memory is still 163.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-21 10:29:01,482 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.19ms. Allocated memory is still 182.5MB. Free memory was 159.9MB in the beginning and 158.2MB in the end (delta: 1.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-10-21 10:29:01,482 INFO L158 Benchmark]: Boogie Preprocessor took 56.89ms. Allocated memory is still 182.5MB. Free memory was 158.2MB in the beginning and 155.3MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-21 10:29:01,482 INFO L158 Benchmark]: RCFGBuilder took 948.19ms. Allocated memory is still 182.5MB. Free memory was 155.3MB in the beginning and 155.3MB in the end (delta: 24.9kB). Peak memory consumption was 33.1MB. Max. memory is 8.0GB. [2022-10-21 10:29:01,483 INFO L158 Benchmark]: TraceAbstraction took 583877.80ms. Allocated memory was 182.5MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 154.8MB in the beginning and 4.6GB in the end (delta: -4.4GB). Peak memory consumption was 3.4GB. Max. memory is 8.0GB. [2022-10-21 10:29:01,484 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.52ms. Allocated memory is still 182.5MB. Free memory is still 163.7MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.19ms. Allocated memory is still 182.5MB. Free memory was 159.9MB in the beginning and 158.2MB in the end (delta: 1.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 56.89ms. Allocated memory is still 182.5MB. Free memory was 158.2MB in the beginning and 155.3MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 948.19ms. Allocated memory is still 182.5MB. Free memory was 155.3MB in the beginning and 155.3MB in the end (delta: 24.9kB). Peak memory consumption was 33.1MB. Max. memory is 8.0GB. * TraceAbstraction took 583877.80ms. Allocated memory was 182.5MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 154.8MB in the beginning and 4.6GB in the end (delta: -4.4GB). Peak memory consumption was 3.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2771, positive: 2612, positive conditional: 2612, positive unconditional: 0, negative: 159, negative conditional: 159, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2771, positive: 2612, positive conditional: 2612, positive unconditional: 0, negative: 159, negative conditional: 159, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2635, positive: 2612, positive conditional: 0, positive unconditional: 2612, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2568, positive: 2545, positive conditional: 0, positive unconditional: 2545, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2635, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2568, unknown conditional: 0, unknown unconditional: 2568] , Statistics on independence cache: Total cache size (in pairs): 2568, Positive cache size: 2545, Positive conditional cache size: 0, Positive unconditional cache size: 2545, Negative cache size: 23, Negative conditional cache size: 0, Negative unconditional cache size: 23, Independence queries for same thread: 136, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 122, positive: 118, positive conditional: 118, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 86, Positive cache size: 86, Positive conditional cache size: 0, Positive unconditional cache size: 86, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 4, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 175, positive: 172, positive conditional: 172, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 124, Positive cache size: 124, Positive conditional cache size: 0, Positive unconditional cache size: 124, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 7, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 412, positive: 406, positive conditional: 406, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 241, Positive cache size: 241, Positive conditional cache size: 0, Positive unconditional cache size: 241, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 13, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 649, positive: 640, positive conditional: 640, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 272, Positive cache size: 272, Positive conditional cache size: 0, Positive unconditional cache size: 272, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 22, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 98334, positive: 95894, positive conditional: 95894, positive unconditional: 0, negative: 2440, negative conditional: 2440, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 21509, Positive cache size: 21432, Positive conditional cache size: 0, Positive unconditional cache size: 21432, Negative cache size: 77, Negative conditional cache size: 0, Negative unconditional cache size: 77, Independence queries for same thread: 2282, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 163700, positive: 159583, positive conditional: 159583, positive unconditional: 0, negative: 4117, negative conditional: 4117, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 23232, Positive cache size: 23151, Positive conditional cache size: 0, Positive unconditional cache size: 23151, Negative cache size: 81, Negative conditional cache size: 0, Negative unconditional cache size: 81, Independence queries for same thread: 6088, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 15032, positive: 14684, positive conditional: 14684, positive unconditional: 0, negative: 348, negative conditional: 348, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 24119, Positive cache size: 24038, Positive conditional cache size: 0, Positive unconditional cache size: 24038, Negative cache size: 81, Negative conditional cache size: 0, Negative unconditional cache size: 81, Independence queries for same thread: 6434, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 788390, positive: 770387, positive conditional: 770387, positive unconditional: 0, negative: 18003, negative conditional: 18003, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 33403, Positive cache size: 33303, Positive conditional cache size: 0, Positive unconditional cache size: 33303, Negative cache size: 100, Negative conditional cache size: 0, Negative unconditional cache size: 100, Independence queries for same thread: 23057, Statistics for Abstraction: - StatisticsResult: Independence relation #9 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 496574, positive: 484010, positive conditional: 484010, positive unconditional: 0, negative: 12564, negative conditional: 12564, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 34094, Positive cache size: 33990, Positive conditional cache size: 0, Positive unconditional cache size: 33990, Negative cache size: 104, Negative conditional cache size: 0, Negative unconditional cache size: 104, Independence queries for same thread: 34608, Statistics for Abstraction: - StatisticsResult: Independence relation #10 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 388795, positive: 378891, positive conditional: 378891, positive unconditional: 0, negative: 9904, negative conditional: 9904, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 35227, Positive cache size: 35121, Positive conditional cache size: 0, Positive unconditional cache size: 35121, Negative cache size: 106, Negative conditional cache size: 0, Negative unconditional cache size: 106, Independence queries for same thread: 43833, Statistics for Abstraction: - StatisticsResult: Independence relation #11 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 555543, positive: 541278, positive conditional: 541278, positive unconditional: 0, negative: 14265, negative conditional: 14265, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 35276, Positive cache size: 35170, Positive conditional cache size: 0, Positive unconditional cache size: 35170, Negative cache size: 106, Negative conditional cache size: 0, Negative unconditional cache size: 106, Independence queries for same thread: 57095, Statistics for Abstraction: - StatisticsResult: Independence relation #12 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 722291, positive: 703665, positive conditional: 703665, positive unconditional: 0, negative: 18626, negative conditional: 18626, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 35276, Positive cache size: 35170, Positive conditional cache size: 0, Positive unconditional cache size: 35170, Negative cache size: 106, Negative conditional cache size: 0, Negative unconditional cache size: 106, Independence queries for same thread: 74394, Statistics for Abstraction: - StatisticsResult: Independence relation #13 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 889039, positive: 866052, positive conditional: 866052, positive unconditional: 0, negative: 22987, negative conditional: 22987, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 35276, Positive cache size: 35170, Positive conditional cache size: 0, Positive unconditional cache size: 35170, Negative cache size: 106, Negative conditional cache size: 0, Negative unconditional cache size: 106, Independence queries for same thread: 95730, Statistics for Abstraction: - StatisticsResult: Independence relation #14 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1055787, positive: 1028439, positive conditional: 1028439, positive unconditional: 0, negative: 27348, negative conditional: 27348, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 35276, Positive cache size: 35170, Positive conditional cache size: 0, Positive unconditional cache size: 35170, Negative cache size: 106, Negative conditional cache size: 0, Negative unconditional cache size: 106, Independence queries for same thread: 121103, Statistics for Abstraction: - StatisticsResult: Independence relation #15 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1222535, positive: 1190826, positive conditional: 1190826, positive unconditional: 0, negative: 31709, negative conditional: 31709, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 35276, Positive cache size: 35170, Positive conditional cache size: 0, Positive unconditional cache size: 35170, Negative cache size: 106, Negative conditional cache size: 0, Negative unconditional cache size: 106, Independence queries for same thread: 150513, Statistics for Abstraction: - StatisticsResult: Independence relation #16 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1389283, positive: 1353213, positive conditional: 1353213, positive unconditional: 0, negative: 36070, negative conditional: 36070, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 35276, Positive cache size: 35170, Positive conditional cache size: 0, Positive unconditional cache size: 35170, Negative cache size: 106, Negative conditional cache size: 0, Negative unconditional cache size: 106, Independence queries for same thread: 183960, Statistics for Abstraction: - StatisticsResult: Independence relation #17 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1396191, positive: 1359730, positive conditional: 1359730, positive unconditional: 0, negative: 36461, negative conditional: 36461, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 35276, Positive cache size: 35170, Positive conditional cache size: 0, Positive unconditional cache size: 35170, Negative cache size: 106, Negative conditional cache size: 0, Negative unconditional cache size: 106, Independence queries for same thread: 217798, Statistics for Abstraction: - StatisticsResult: Independence relation #18 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 622609, positive: 606631, positive conditional: 606631, positive unconditional: 0, negative: 15978, negative conditional: 15978, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 38112, Positive cache size: 38004, Positive conditional cache size: 0, Positive unconditional cache size: 38004, Negative cache size: 108, Negative conditional cache size: 0, Negative unconditional cache size: 108, Independence queries for same thread: 232580, Statistics for Abstraction: - StatisticsResult: Independence relation #19 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 787023, positive: 766417, positive conditional: 766417, positive unconditional: 0, negative: 20606, negative conditional: 20606, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 38128, Positive cache size: 38019, Positive conditional cache size: 0, Positive unconditional cache size: 38019, Negative cache size: 109, Negative conditional cache size: 0, Negative unconditional cache size: 109, Independence queries for same thread: 251734, Statistics for Abstraction: - StatisticsResult: Independence relation #20 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 792276, positive: 771534, positive conditional: 771534, positive unconditional: 0, negative: 20742, negative conditional: 20742, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 39339, Positive cache size: 39224, Positive conditional cache size: 0, Positive unconditional cache size: 39224, Negative cache size: 115, Negative conditional cache size: 0, Negative unconditional cache size: 115, Independence queries for same thread: 271012, Statistics for Abstraction: - StatisticsResult: Independence relation #21 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1123749, positive: 1092898, positive conditional: 1092898, positive unconditional: 0, negative: 30851, negative conditional: 30851, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 41101, Positive cache size: 40986, Positive conditional cache size: 0, Positive unconditional cache size: 40986, Negative cache size: 115, Negative conditional cache size: 0, Negative unconditional cache size: 115, Independence queries for same thread: 299908, Statistics for Abstraction: - StatisticsResult: Independence relation #22 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 9555894, positive: 9305958, positive conditional: 9305958, positive unconditional: 0, negative: 249936, negative conditional: 249936, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 44417, Positive cache size: 44257, Positive conditional cache size: 0, Positive unconditional cache size: 44257, Negative cache size: 160, Negative conditional cache size: 0, Negative unconditional cache size: 160, Independence queries for same thread: 536138, Statistics for Abstraction: - StatisticsResult: Independence relation #23 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 379, positive: 374, positive conditional: 374, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 22064782, positive: 21491800, positive conditional: 21491800, positive unconditional: 0, negative: 572982, negative conditional: 572982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 21528639, positive: 21491800, positive conditional: 0, positive unconditional: 21491800, negative: 36839, negative conditional: 0, negative unconditional: 36839, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 44428, positive: 44268, positive conditional: 0, positive unconditional: 44268, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21528639, positive: 21447532, positive conditional: 0, positive unconditional: 21447532, negative: 36679, negative conditional: 0, negative unconditional: 36679, unknown: 44428, unknown conditional: 0, unknown unconditional: 44428] , Statistics on independence cache: Total cache size (in pairs): 44428, Positive cache size: 44268, Positive conditional cache size: 0, Positive unconditional cache size: 44268, Negative cache size: 160, Negative conditional cache size: 0, Negative unconditional cache size: 160, Independence queries for same thread: 536143, Statistics for Abstraction: - TimeoutResultAtElement [Line: 583]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 223 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 5 procedures, 852 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 5 procedures, 852 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: writer_fnErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 5 procedures, 852 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: writer_fnErr0ASSERT_VIOLATIONASSERT with 2 thread instances CFG has 5 procedures, 852 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 582.8s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 9, EmptinessCheckTime: 536.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 703, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 4.7s SatisfiabilityAnalysisTime, 40.3s InterpolantComputationTime, 18391 NumberOfCodeBlocks, 18391 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 18369 ConstructedInterpolants, 0 QuantifiedInterpolants, 121228 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 7 PerfectInterpolantSequences, 31049/42070 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown