/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/chunk09/safe009_power.oepc.line1420.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-20 22:13:19,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-20 22:13:19,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-20 22:13:19,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-20 22:13:19,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-20 22:13:19,704 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-20 22:13:19,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-20 22:13:19,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-20 22:13:19,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-20 22:13:19,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-20 22:13:19,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-20 22:13:19,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-20 22:13:19,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-20 22:13:19,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-20 22:13:19,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-20 22:13:19,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-20 22:13:19,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-20 22:13:19,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-20 22:13:19,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-20 22:13:19,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-20 22:13:19,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-20 22:13:19,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-20 22:13:19,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-20 22:13:19,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-20 22:13:19,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-20 22:13:19,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-20 22:13:19,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-20 22:13:19,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-20 22:13:19,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-20 22:13:19,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-20 22:13:19,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-20 22:13:19,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-20 22:13:19,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-20 22:13:19,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-20 22:13:19,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-20 22:13:19,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-20 22:13:19,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-20 22:13:19,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-20 22:13:19,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-20 22:13:19,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-20 22:13:19,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-20 22:13:19,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-20 22:13:19,810 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-20 22:13:19,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-20 22:13:19,811 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-20 22:13:19,811 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-20 22:13:19,812 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-20 22:13:19,812 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-20 22:13:19,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-20 22:13:19,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-20 22:13:19,814 INFO L138 SettingsManager]: * Use SBE=true [2022-10-20 22:13:19,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-20 22:13:19,814 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-20 22:13:19,815 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-20 22:13:19,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-20 22:13:19,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-20 22:13:19,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-20 22:13:19,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-20 22:13:19,815 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-20 22:13:19,815 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-20 22:13:19,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-20 22:13:19,816 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-20 22:13:19,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-20 22:13:19,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-20 22:13:19,816 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-20 22:13:19,816 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-20 22:13:19,816 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-20 22:13:19,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-20 22:13:19,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-20 22:13:19,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-20 22:13:19,817 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-20 22:13:19,817 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-20 22:13:19,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-20 22:13:19,817 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-20 22:13:19,817 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-20 22:13:19,817 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-20 22:13:19,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-20 22:13:19,817 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-20 22:13:19,818 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-20 22:13:19,818 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-20 22:13:19,818 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-20 22:13:20,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-20 22:13:20,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-20 22:13:20,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-20 22:13:20,138 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-20 22:13:20,139 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-20 22:13:20,140 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk09/safe009_power.oepc.line1420.bpl [2022-10-20 22:13:20,140 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk09/safe009_power.oepc.line1420.bpl' [2022-10-20 22:13:20,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-20 22:13:20,188 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-20 22:13:20,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-20 22:13:20,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-20 22:13:20,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-20 22:13:20,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "safe009_power.oepc.line1420.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 10:13:20" (1/1) ... [2022-10-20 22:13:20,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "safe009_power.oepc.line1420.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 10:13:20" (1/1) ... [2022-10-20 22:13:20,241 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-20 22:13:20,242 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-20 22:13:20,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-20 22:13:20,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-20 22:13:20,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-20 22:13:20,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "safe009_power.oepc.line1420.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 10:13:20" (1/1) ... [2022-10-20 22:13:20,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "safe009_power.oepc.line1420.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 10:13:20" (1/1) ... [2022-10-20 22:13:20,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "safe009_power.oepc.line1420.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 10:13:20" (1/1) ... [2022-10-20 22:13:20,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "safe009_power.oepc.line1420.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 10:13:20" (1/1) ... [2022-10-20 22:13:20,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "safe009_power.oepc.line1420.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 10:13:20" (1/1) ... [2022-10-20 22:13:20,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "safe009_power.oepc.line1420.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 10:13:20" (1/1) ... [2022-10-20 22:13:20,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "safe009_power.oepc.line1420.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 10:13:20" (1/1) ... [2022-10-20 22:13:20,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-20 22:13:20,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-20 22:13:20,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-20 22:13:20,317 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-20 22:13:20,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "safe009_power.oepc.line1420.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 10:13:20" (1/1) ... [2022-10-20 22:13:20,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-20 22:13:20,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 22:13:20,342 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) [2022-10-20 22:13:20,361 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 [2022-10-20 22:13:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-20 22:13:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-20 22:13:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-20 22:13:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-20 22:13:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-20 22:13:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-20 22:13:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-20 22:13:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-20 22:13:20,374 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-20 22:13:20,483 INFO L234 CfgBuilder]: Building ICFG [2022-10-20 22:13:20,485 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-20 22:13:21,297 INFO L275 CfgBuilder]: Performing block encoding [2022-10-20 22:13:21,321 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-20 22:13:21,322 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-20 22:13:21,323 INFO L202 PluginConnector]: Adding new model safe009_power.oepc.line1420.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 10:13:21 BoogieIcfgContainer [2022-10-20 22:13:21,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-20 22:13:21,325 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-20 22:13:21,325 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-20 22:13:21,330 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-20 22:13:21,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe009_power.oepc.line1420.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 10:13:20" (1/2) ... [2022-10-20 22:13:21,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@258b8199 and model type safe009_power.oepc.line1420.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 10:13:21, skipping insertion in model container [2022-10-20 22:13:21,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe009_power.oepc.line1420.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 10:13:21" (2/2) ... [2022-10-20 22:13:21,333 INFO L112 eAbstractionObserver]: Analyzing ICFG safe009_power.oepc.line1420.bpl [2022-10-20 22:13:21,338 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-20 22:13:21,344 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-20 22:13:21,345 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-20 22:13:21,345 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-20 22:13:21,463 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-10-20 22:13:21,522 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-20 22:13:21,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-20 22:13:21,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 22:13:21,524 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) [2022-10-20 22:13:21,543 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 [2022-10-20 22:13:21,567 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-20 22:13:21,572 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-20 22:13:21,577 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;@7db30f3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 22:13:21,577 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-20 22:13:21,928 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 22:13:21,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 22:13:21,934 INFO L85 PathProgramCache]: Analyzing trace with hash 529143040, now seen corresponding path program 1 times [2022-10-20 22:13:21,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 22:13:21,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586727032] [2022-10-20 22:13:21,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 22:13:21,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 22:13:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 22:13:22,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 22:13:22,245 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 22:13:22,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586727032] [2022-10-20 22:13:22,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586727032] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 22:13:22,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 22:13:22,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-20 22:13:22,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816048880] [2022-10-20 22:13:22,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 22:13:22,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-20 22:13:22,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 22:13:22,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-20 22:13:22,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-20 22:13:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:13:22,303 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 22:13:22,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 153.0) internal successors, (306), 2 states have internal predecessors, (306), 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) [2022-10-20 22:13:22,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:15:13,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:15:13,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-20 22:15:13,629 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 22:15:13,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 22:15:13,629 INFO L85 PathProgramCache]: Analyzing trace with hash 401121762, now seen corresponding path program 1 times [2022-10-20 22:15:13,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 22:15:13,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644136881] [2022-10-20 22:15:13,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 22:15:13,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 22:15:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 22:15:13,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 22:15:13,901 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 22:15:13,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644136881] [2022-10-20 22:15:13,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644136881] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 22:15:13,901 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 22:15:13,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 22:15:13,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897657563] [2022-10-20 22:15:13,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 22:15:13,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 22:15:13,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 22:15:13,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 22:15:13,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 22:15:13,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:15:13,905 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 22:15:13,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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) [2022-10-20 22:15:13,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:15:13,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:16:15,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:16:15,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:16:15,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-20 22:16:15,892 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 22:16:15,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 22:16:15,892 INFO L85 PathProgramCache]: Analyzing trace with hash -282097490, now seen corresponding path program 1 times [2022-10-20 22:16:15,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 22:16:15,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317022449] [2022-10-20 22:16:15,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 22:16:15,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 22:16:16,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 22:16:16,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 22:16:16,183 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 22:16:16,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317022449] [2022-10-20 22:16:16,184 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317022449] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 22:16:16,184 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 22:16:16,184 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 22:16:16,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965368869] [2022-10-20 22:16:16,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 22:16:16,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 22:16:16,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 22:16:16,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 22:16:16,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 22:16:16,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:16:16,186 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 22:16:16,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 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) [2022-10-20 22:16:16,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:16:16,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:16:16,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:17:27,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:17:27,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:17:27,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:17:27,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-20 22:17:27,728 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 22:17:27,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 22:17:27,729 INFO L85 PathProgramCache]: Analyzing trace with hash 700943559, now seen corresponding path program 1 times [2022-10-20 22:17:27,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 22:17:27,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501574719] [2022-10-20 22:17:27,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 22:17:27,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 22:17:27,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 22:17:28,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 22:17:28,091 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 22:17:28,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501574719] [2022-10-20 22:17:28,091 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501574719] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 22:17:28,091 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 22:17:28,091 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 22:17:28,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858432192] [2022-10-20 22:17:28,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 22:17:28,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 22:17:28,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 22:17:28,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 22:17:28,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 22:17:28,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:17:28,094 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 22:17:28,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.0) internal successors, (315), 3 states have internal predecessors, (315), 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) [2022-10-20 22:17:28,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:17:28,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:17:28,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:17:28,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:18:32,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:18:32,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:18:32,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:18:32,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:18:32,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-20 22:18:32,695 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 22:18:32,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 22:18:32,696 INFO L85 PathProgramCache]: Analyzing trace with hash -2029270532, now seen corresponding path program 1 times [2022-10-20 22:18:32,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 22:18:32,697 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744101484] [2022-10-20 22:18:32,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 22:18:32,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 22:18:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 22:18:32,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 22:18:32,868 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 22:18:32,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744101484] [2022-10-20 22:18:32,869 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744101484] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 22:18:32,869 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 22:18:32,869 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 22:18:32,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143989342] [2022-10-20 22:18:32,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 22:18:32,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 22:18:32,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 22:18:32,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 22:18:32,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-20 22:18:32,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:18:32,871 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 22:18:32,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 76.25) internal successors, (305), 4 states have internal predecessors, (305), 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) [2022-10-20 22:18:32,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:18:32,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:18:32,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:18:32,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:18:32,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:19:32,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:19:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:19:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:19:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:19:32,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 22:19:32,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-20 22:19:32,964 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 22:19:32,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 22:19:32,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1403773015, now seen corresponding path program 1 times [2022-10-20 22:19:32,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 22:19:32,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592482483] [2022-10-20 22:19:32,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 22:19:32,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 22:19:32,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 22:19:33,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 22:19:33,096 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 22:19:33,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592482483] [2022-10-20 22:19:33,096 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592482483] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 22:19:33,096 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 22:19:33,096 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 22:19:33,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912080860] [2022-10-20 22:19:33,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 22:19:33,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 22:19:33,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 22:19:33,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 22:19:33,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-20 22:19:33,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:19:33,098 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 22:19:33,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 91.75) internal successors, (367), 4 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) [2022-10-20 22:19:33,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:19:33,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:19:33,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:19:33,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:19:33,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 22:19:33,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:20:25,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:20:25,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:20:25,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:20:25,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:20:25,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 22:20:25,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 22:20:25,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-20 22:20:25,819 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 22:20:25,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 22:20:25,820 INFO L85 PathProgramCache]: Analyzing trace with hash -147947965, now seen corresponding path program 1 times [2022-10-20 22:20:25,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 22:20:25,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941473696] [2022-10-20 22:20:25,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 22:20:25,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 22:20:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 22:20:25,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 22:20:25,915 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 22:20:25,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941473696] [2022-10-20 22:20:25,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941473696] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 22:20:25,916 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 22:20:25,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 22:20:25,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139874324] [2022-10-20 22:20:25,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 22:20:25,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 22:20:25,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 22:20:25,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 22:20:25,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-20 22:20:25,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:20:25,918 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 22:20:25,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 90.75) internal successors, (363), 4 states have internal predecessors, (363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-20 22:20:25,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:20:25,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:20:25,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:20:25,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:20:25,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 22:20:25,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 22:20:25,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:21:17,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:21:17,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:21:17,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:21:17,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:21:17,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 22:21:17,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 22:21:17,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 22:21:17,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-20 22:21:17,545 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 22:21:17,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 22:21:17,546 INFO L85 PathProgramCache]: Analyzing trace with hash -1588100709, now seen corresponding path program 1 times [2022-10-20 22:21:17,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 22:21:17,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986350462] [2022-10-20 22:21:17,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 22:21:17,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 22:21:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 22:21:17,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 22:21:17,706 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 22:21:17,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986350462] [2022-10-20 22:21:17,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986350462] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 22:21:17,706 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 22:21:17,706 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 22:21:17,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498392192] [2022-10-20 22:21:17,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 22:21:17,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 22:21:17,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 22:21:17,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 22:21:17,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-20 22:21:17,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:21:17,708 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 22:21:17,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 92.75) internal successors, (371), 4 states have internal predecessors, (371), 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) [2022-10-20 22:21:17,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:21:17,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:21:17,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:21:17,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:21:17,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 22:21:17,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 22:21:17,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 22:21:17,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:22:05,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:22:05,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:22:05,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:22:05,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:22:05,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 22:22:05,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 22:22:05,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 22:22:05,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 22:22:05,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-20 22:22:05,925 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 22:22:05,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 22:22:05,925 INFO L85 PathProgramCache]: Analyzing trace with hash -633938393, now seen corresponding path program 1 times [2022-10-20 22:22:05,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 22:22:05,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840172742] [2022-10-20 22:22:05,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 22:22:05,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 22:22:05,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 22:22:06,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 22:22:06,233 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 22:22:06,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840172742] [2022-10-20 22:22:06,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840172742] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 22:22:06,234 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 22:22:06,234 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 22:22:06,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839583359] [2022-10-20 22:22:06,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 22:22:06,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 22:22:06,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 22:22:06,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 22:22:06,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-20 22:22:06,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:22:06,236 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 22:22:06,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 76.25) internal successors, (305), 4 states have internal predecessors, (305), 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) [2022-10-20 22:22:06,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 22:22:06,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:22:06,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:22:06,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 22:22:06,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 22:22:06,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 22:22:06,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 22:22:06,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 22:22:06,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-20 22:22:27,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-20 22:22:27,551 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2022-10-20 22:22:27,560 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-20 22:22:27,575 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-20 22:22:27,581 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/4) [2022-10-20 22:22:27,582 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-20 22:22:27,595 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-20 22:22:27,597 INFO L202 PluginConnector]: Adding new model safe009_power.oepc.line1420.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 10:22:27 BasicIcfg [2022-10-20 22:22:27,597 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-20 22:22:27,597 INFO L158 Benchmark]: Toolchain (without parser) took 547409.79ms. Allocated memory was 226.5MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 200.7MB in the beginning and 3.7GB in the end (delta: -3.5GB). Peak memory consumption was 5.1GB. Max. memory is 8.0GB. [2022-10-20 22:22:27,598 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 226.5MB. Free memory was 205.1MB in the beginning and 205.0MB in the end (delta: 97.0kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-20 22:22:27,598 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.86ms. Allocated memory is still 226.5MB. Free memory was 200.6MB in the beginning and 198.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-20 22:22:27,598 INFO L158 Benchmark]: Boogie Preprocessor took 69.55ms. Allocated memory is still 226.5MB. Free memory was 198.7MB in the beginning and 195.5MB in the end (delta: 3.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-20 22:22:27,598 INFO L158 Benchmark]: RCFGBuilder took 1006.83ms. Allocated memory is still 226.5MB. Free memory was 195.4MB in the beginning and 171.8MB in the end (delta: 23.6MB). Peak memory consumption was 24.8MB. Max. memory is 8.0GB. [2022-10-20 22:22:27,598 INFO L158 Benchmark]: TraceAbstraction took 546272.14ms. Allocated memory was 226.5MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 171.3MB in the beginning and 3.7GB in the end (delta: -3.5GB). Peak memory consumption was 5.1GB. Max. memory is 8.0GB. [2022-10-20 22:22:27,599 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2022-10-20 22:22:27,600 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-10-20 22:22:27,600 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12ms. Allocated memory is still 226.5MB. Free memory was 205.1MB in the beginning and 205.0MB in the end (delta: 97.0kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.86ms. Allocated memory is still 226.5MB. Free memory was 200.6MB in the beginning and 198.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 69.55ms. Allocated memory is still 226.5MB. Free memory was 198.7MB in the beginning and 195.5MB in the end (delta: 3.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1006.83ms. Allocated memory is still 226.5MB. Free memory was 195.4MB in the beginning and 171.8MB in the end (delta: 23.6MB). Peak memory consumption was 24.8MB. Max. memory is 8.0GB. * TraceAbstraction took 546272.14ms. Allocated memory was 226.5MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 171.3MB in the beginning and 3.7GB in the end (delta: -3.5GB). Peak memory consumption was 5.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1087, positive: 1071, positive conditional: 1071, positive unconditional: 0, negative: 16, negative conditional: 16, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63155999, positive: 61179327, positive conditional: 61179327, positive unconditional: 0, negative: 1976672, negative conditional: 1976672, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 61402507, positive: 61179327, positive conditional: 0, positive unconditional: 61179327, negative: 223180, negative conditional: 0, negative unconditional: 223180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 83430, positive: 82754, positive conditional: 0, positive unconditional: 82754, negative: 676, negative conditional: 0, negative unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 61402507, positive: 61096573, positive conditional: 0, positive unconditional: 61096573, negative: 222504, negative conditional: 0, negative unconditional: 222504, unknown: 83430, unknown conditional: 0, unknown unconditional: 83430] , Statistics on independence cache: Total cache size (in pairs): 589, Positive cache size: 589, Positive conditional cache size: 0, Positive unconditional cache size: 589, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 16, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 8092646, positive: 7841961, positive conditional: 7841961, positive unconditional: 0, negative: 250685, negative conditional: 250685, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63155999, positive: 61179327, positive conditional: 61179327, positive unconditional: 0, negative: 1976672, negative conditional: 1976672, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 61402507, positive: 61179327, positive conditional: 0, positive unconditional: 61179327, negative: 223180, negative conditional: 0, negative unconditional: 223180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 83430, positive: 82754, positive conditional: 0, positive unconditional: 82754, negative: 676, negative conditional: 0, negative unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 61402507, positive: 61096573, positive conditional: 0, positive unconditional: 61096573, negative: 222504, negative conditional: 0, negative unconditional: 222504, unknown: 83430, unknown conditional: 0, unknown unconditional: 83430] , Statistics on independence cache: Total cache size (in pairs): 54942, Positive cache size: 54654, Positive conditional cache size: 0, Positive unconditional cache size: 54654, Negative cache size: 288, Negative conditional cache size: 0, Negative unconditional cache size: 288, Independence queries for same thread: 222364, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 8092662, positive: 7841976, positive conditional: 7841976, positive unconditional: 0, negative: 250686, negative conditional: 250686, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63155999, positive: 61179327, positive conditional: 61179327, positive unconditional: 0, negative: 1976672, negative conditional: 1976672, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 61402507, positive: 61179327, positive conditional: 0, positive unconditional: 61179327, negative: 223180, negative conditional: 0, negative unconditional: 223180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 83430, positive: 82754, positive conditional: 0, positive unconditional: 82754, negative: 676, negative conditional: 0, negative unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 61402507, positive: 61096573, positive conditional: 0, positive unconditional: 61096573, negative: 222504, negative conditional: 0, negative unconditional: 222504, unknown: 83430, unknown conditional: 0, unknown unconditional: 83430] , Statistics on independence cache: Total cache size (in pairs): 55005, Positive cache size: 54717, Positive conditional cache size: 0, Positive unconditional cache size: 54717, Negative cache size: 288, Negative conditional cache size: 0, Negative unconditional cache size: 288, Independence queries for same thread: 444713, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 7589504, positive: 7351034, positive conditional: 7351034, positive unconditional: 0, negative: 238470, negative conditional: 238470, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63155999, positive: 61179327, positive conditional: 61179327, positive unconditional: 0, negative: 1976672, negative conditional: 1976672, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 61402507, positive: 61179327, positive conditional: 0, positive unconditional: 61179327, negative: 223180, negative conditional: 0, negative unconditional: 223180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 83430, positive: 82754, positive conditional: 0, positive unconditional: 82754, negative: 676, negative conditional: 0, negative unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 61402507, positive: 61096573, positive conditional: 0, positive unconditional: 61096573, negative: 222504, negative conditional: 0, negative unconditional: 222504, unknown: 83430, unknown conditional: 0, unknown unconditional: 83430] , Statistics on independence cache: Total cache size (in pairs): 65541, Positive cache size: 65098, Positive conditional cache size: 0, Positive unconditional cache size: 65098, Negative cache size: 443, Negative conditional cache size: 0, Negative unconditional cache size: 443, Independence queries for same thread: 656118, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 7589440, positive: 7350971, positive conditional: 7350971, positive unconditional: 0, negative: 238469, negative conditional: 238469, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63155999, positive: 61179327, positive conditional: 61179327, positive unconditional: 0, negative: 1976672, negative conditional: 1976672, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 61402507, positive: 61179327, positive conditional: 0, positive unconditional: 61179327, negative: 223180, negative conditional: 0, negative unconditional: 223180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 83430, positive: 82754, positive conditional: 0, positive unconditional: 82754, negative: 676, negative conditional: 0, negative unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 61402507, positive: 61096573, positive conditional: 0, positive unconditional: 61096573, negative: 222504, negative conditional: 0, negative unconditional: 222504, unknown: 83430, unknown conditional: 0, unknown unconditional: 83430] , Statistics on independence cache: Total cache size (in pairs): 65706, Positive cache size: 65263, Positive conditional cache size: 0, Positive unconditional cache size: 65263, Negative cache size: 443, Negative conditional cache size: 0, Negative unconditional cache size: 443, Independence queries for same thread: 867522, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 7587391, positive: 7348711, positive conditional: 7348711, positive unconditional: 0, negative: 238680, negative conditional: 238680, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63155999, positive: 61179327, positive conditional: 61179327, positive unconditional: 0, negative: 1976672, negative conditional: 1976672, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 61402507, positive: 61179327, positive conditional: 0, positive unconditional: 61179327, negative: 223180, negative conditional: 0, negative unconditional: 223180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 83430, positive: 82754, positive conditional: 0, positive unconditional: 82754, negative: 676, negative conditional: 0, negative unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 61402507, positive: 61096573, positive conditional: 0, positive unconditional: 61096573, negative: 222504, negative conditional: 0, negative unconditional: 222504, unknown: 83430, unknown conditional: 0, unknown unconditional: 83430] , Statistics on independence cache: Total cache size (in pairs): 82954, Positive cache size: 82282, Positive conditional cache size: 0, Positive unconditional cache size: 82282, Negative cache size: 672, Negative conditional cache size: 0, Negative unconditional cache size: 672, Independence queries for same thread: 1078872, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 6921397, positive: 6700574, positive conditional: 6700574, positive unconditional: 0, negative: 220823, negative conditional: 220823, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63155999, positive: 61179327, positive conditional: 61179327, positive unconditional: 0, negative: 1976672, negative conditional: 1976672, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 61402507, positive: 61179327, positive conditional: 0, positive unconditional: 61179327, negative: 223180, negative conditional: 0, negative unconditional: 223180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 83430, positive: 82754, positive conditional: 0, positive unconditional: 82754, negative: 676, negative conditional: 0, negative unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 61402507, positive: 61096573, positive conditional: 0, positive unconditional: 61096573, negative: 222504, negative conditional: 0, negative unconditional: 222504, unknown: 83430, unknown conditional: 0, unknown unconditional: 83430] , Statistics on independence cache: Total cache size (in pairs): 83391, Positive cache size: 82715, Positive conditional cache size: 0, Positive unconditional cache size: 82715, Negative cache size: 676, Negative conditional cache size: 0, Negative unconditional cache size: 676, Independence queries for same thread: 1275350, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 6921462, positive: 6700640, positive conditional: 6700640, positive unconditional: 0, negative: 220822, negative conditional: 220822, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63155999, positive: 61179327, positive conditional: 61179327, positive unconditional: 0, negative: 1976672, negative conditional: 1976672, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 61402507, positive: 61179327, positive conditional: 0, positive unconditional: 61179327, negative: 223180, negative conditional: 0, negative unconditional: 223180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 83430, positive: 82754, positive conditional: 0, positive unconditional: 82754, negative: 676, negative conditional: 0, negative unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 61402507, positive: 61096573, positive conditional: 0, positive unconditional: 61096573, negative: 222504, negative conditional: 0, negative unconditional: 222504, unknown: 83430, unknown conditional: 0, unknown unconditional: 83430] , Statistics on independence cache: Total cache size (in pairs): 83418, Positive cache size: 82742, Positive conditional cache size: 0, Positive unconditional cache size: 82742, Negative cache size: 676, Negative conditional cache size: 0, Negative unconditional cache size: 676, Independence queries for same thread: 1471827, Statistics for Abstraction: - StatisticsResult: Independence relation #9 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 6920410, positive: 6699705, positive conditional: 6699705, positive unconditional: 0, negative: 220705, negative conditional: 220705, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63155999, positive: 61179327, positive conditional: 61179327, positive unconditional: 0, negative: 1976672, negative conditional: 1976672, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 61402507, positive: 61179327, positive conditional: 0, positive unconditional: 61179327, negative: 223180, negative conditional: 0, negative unconditional: 223180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 83430, positive: 82754, positive conditional: 0, positive unconditional: 82754, negative: 676, negative conditional: 0, negative unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 61402507, positive: 61096573, positive conditional: 0, positive unconditional: 61096573, negative: 222504, negative conditional: 0, negative unconditional: 222504, unknown: 83430, unknown conditional: 0, unknown unconditional: 83430] , Statistics on independence cache: Total cache size (in pairs): 83430, Positive cache size: 82754, Positive conditional cache size: 0, Positive unconditional cache size: 82754, Negative cache size: 676, Negative conditional cache size: 0, Negative unconditional cache size: 676, Independence queries for same thread: 1668193, Statistics for Abstraction: - StatisticsResult: Independence relation #10 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3440000, positive: 3342684, positive conditional: 3342684, positive unconditional: 0, negative: 97316, negative conditional: 97316, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63155999, positive: 61179327, positive conditional: 61179327, positive unconditional: 0, negative: 1976672, negative conditional: 1976672, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 61402507, positive: 61179327, positive conditional: 0, positive unconditional: 61179327, negative: 223180, negative conditional: 0, negative unconditional: 223180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 83430, positive: 82754, positive conditional: 0, positive unconditional: 82754, negative: 676, negative conditional: 0, negative unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 61402507, positive: 61096573, positive conditional: 0, positive unconditional: 61096573, negative: 222504, negative conditional: 0, negative unconditional: 222504, unknown: 83430, unknown conditional: 0, unknown unconditional: 83430] , Statistics on independence cache: Total cache size (in pairs): 83430, Positive cache size: 82754, Positive conditional cache size: 0, Positive unconditional cache size: 82754, Negative cache size: 676, Negative conditional cache size: 0, Negative unconditional cache size: 676, Independence queries for same thread: 1753492, Statistics for Abstraction: - TimeoutResultAtElement [Line: 1420]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 7 procedures, 1259 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 546.0s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 543.8s, 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: 31, 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: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 2944 NumberOfCodeBlocks, 2944 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2935 ConstructedInterpolants, 0 QuantifiedInterpolants, 6029 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown