/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.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk25/divinefifo-bug_1w1r.line1413.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-24 10:55:31,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-24 10:55:31,555 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-24 10:55:31,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-24 10:55:31,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-24 10:55:31,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-24 10:55:31,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-24 10:55:31,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-24 10:55:31,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-24 10:55:31,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-24 10:55:31,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-24 10:55:31,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-24 10:55:31,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-24 10:55:31,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-24 10:55:31,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-24 10:55:31,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-24 10:55:31,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-24 10:55:31,602 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2022-10-24 10:55:31,622 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-24 10:55:31,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-24 10:55:31,622 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-24 10:55:31,622 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-24 10:55:31,623 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-24 10:55:31,623 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-24 10:55:31,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-24 10:55:31,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-24 10:55:31,623 INFO L138 SettingsManager]: * Use SBE=true [2022-10-24 10:55:31,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-24 10:55:31,624 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-24 10:55:31,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-24 10:55:31,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-24 10:55:31,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-24 10:55:31,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-24 10:55:31,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-24 10:55:31,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-24 10:55:31,624 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-24 10:55:31,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-24 10:55:31,625 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-24 10:55:31,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-24 10:55:31,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-24 10:55:31,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-24 10:55:31,625 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-24 10:55:31,625 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-24 10:55:31,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 10:55:31,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-24 10:55:31,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-24 10:55:31,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-24 10:55:31,626 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-24 10:55:31,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-24 10:55:31,626 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-24 10:55:31,626 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-24 10:55:31,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-24 10:55:31,626 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-24 10:55:31,626 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-24 10:55:31,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-24 10:55:31,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-24 10:55:31,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-24 10:55:31,920 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-24 10:55:31,921 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-24 10:55:31,922 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk25/divinefifo-bug_1w1r.line1413.bpl [2022-10-24 10:55:31,923 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk25/divinefifo-bug_1w1r.line1413.bpl' [2022-10-24 10:55:31,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-24 10:55:31,999 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-24 10:55:32,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-24 10:55:32,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-24 10:55:32,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-24 10:55:32,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "divinefifo-bug_1w1r.line1413.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 10:55:31" (1/1) ... [2022-10-24 10:55:32,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "divinefifo-bug_1w1r.line1413.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 10:55:31" (1/1) ... [2022-10-24 10:55:32,067 INFO L138 Inliner]: procedures = 2, calls = 1, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-24 10:55:32,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-24 10:55:32,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-24 10:55:32,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-24 10:55:32,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-24 10:55:32,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1413.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 10:55:31" (1/1) ... [2022-10-24 10:55:32,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1413.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 10:55:31" (1/1) ... [2022-10-24 10:55:32,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1413.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 10:55:31" (1/1) ... [2022-10-24 10:55:32,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1413.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 10:55:31" (1/1) ... [2022-10-24 10:55:32,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1413.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 10:55:31" (1/1) ... [2022-10-24 10:55:32,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1413.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 10:55:31" (1/1) ... [2022-10-24 10:55:32,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1413.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 10:55:31" (1/1) ... [2022-10-24 10:55:32,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-24 10:55:32,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-24 10:55:32,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-24 10:55:32,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-24 10:55:32,146 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divinefifo-bug_1w1r.line1413.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 10:55:31" (1/1) ... [2022-10-24 10:55:32,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 10:55:32,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 10:55:32,208 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) [2022-10-24 10:55:32,239 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 [2022-10-24 10:55:32,265 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2022-10-24 10:55:32,265 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2022-10-24 10:55:32,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-24 10:55:32,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-24 10:55:32,267 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-24 10:55:32,407 INFO L234 CfgBuilder]: Building ICFG [2022-10-24 10:55:32,408 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-24 10:55:33,230 INFO L275 CfgBuilder]: Performing block encoding [2022-10-24 10:55:33,253 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-24 10:55:33,254 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-24 10:55:33,256 INFO L202 PluginConnector]: Adding new model divinefifo-bug_1w1r.line1413.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:55:33 BoogieIcfgContainer [2022-10-24 10:55:33,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-24 10:55:33,259 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-24 10:55:33,259 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-24 10:55:33,261 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-24 10:55:33,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo-bug_1w1r.line1413.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 10:55:31" (1/2) ... [2022-10-24 10:55:33,263 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@576520fe and model type divinefifo-bug_1w1r.line1413.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:55:33, skipping insertion in model container [2022-10-24 10:55:33,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo-bug_1w1r.line1413.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:55:33" (2/2) ... [2022-10-24 10:55:33,264 INFO L112 eAbstractionObserver]: Analyzing ICFG divinefifo-bug_1w1r.line1413.bpl [2022-10-24 10:55:33,270 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-24 10:55:33,276 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-24 10:55:33,276 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-24 10:55:33,276 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-24 10:55:33,401 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-10-24 10:55:33,471 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 10:55:33,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-24 10:55:33,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 10:55:33,473 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) [2022-10-24 10:55:33,487 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 [2022-10-24 10:55:33,507 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-24 10:55:33,511 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-24 10:55:33,516 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;@360ae7c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 10:55:33,516 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-24 10:55:33,618 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 10:55:33,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 10:55:33,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1675995245, now seen corresponding path program 1 times [2022-10-24 10:55:33,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 10:55:33,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066648376] [2022-10-24 10:55:33,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 10:55:33,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 10:55:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 10:55:34,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 10:55:34,033 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 10:55:34,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066648376] [2022-10-24 10:55:34,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066648376] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 10:55:34,033 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 10:55:34,034 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-24 10:55:34,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85702820] [2022-10-24 10:55:34,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 10:55:34,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-24 10:55:34,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 10:55:34,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-24 10:55:34,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-24 10:55:34,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:55:34,106 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 10:55:34,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 298.0) internal successors, (596), 2 states have internal predecessors, (596), 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) [2022-10-24 10:55:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:55:34,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:55:34,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-24 10:55:34,227 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 10:55:34,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 10:55:34,227 INFO L85 PathProgramCache]: Analyzing trace with hash -1856025229, now seen corresponding path program 1 times [2022-10-24 10:55:34,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 10:55:34,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555660798] [2022-10-24 10:55:34,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 10:55:34,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 10:55:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 10:55:35,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 10:55:35,112 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 10:55:35,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555660798] [2022-10-24 10:55:35,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555660798] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 10:55:35,113 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 10:55:35,113 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-10-24 10:55:35,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038886509] [2022-10-24 10:55:35,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 10:55:35,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-10-24 10:55:35,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 10:55:35,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-10-24 10:55:35,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2022-10-24 10:55:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:55:35,118 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 10:55:35,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 41.375) internal successors, (662), 17 states have internal predecessors, (662), 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) [2022-10-24 10:55:35,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:55:35,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:55:36,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:55:36,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-10-24 10:55:36,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-24 10:55:36,878 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 10:55:36,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 10:55:36,879 INFO L85 PathProgramCache]: Analyzing trace with hash -516972697, now seen corresponding path program 1 times [2022-10-24 10:55:36,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 10:55:36,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691488568] [2022-10-24 10:55:36,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 10:55:36,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 10:55:37,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 10:55:37,554 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 143 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-24 10:55:37,555 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 10:55:37,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691488568] [2022-10-24 10:55:37,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691488568] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 10:55:37,555 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 10:55:37,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2022-10-24 10:55:37,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827251934] [2022-10-24 10:55:37,556 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 10:55:37,557 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-10-24 10:55:37,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 10:55:37,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-10-24 10:55:37,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2022-10-24 10:55:37,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:55:37,557 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 10:55:37,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 72.28571428571429) internal successors, (1012), 15 states have internal predecessors, (1012), 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) [2022-10-24 10:55:37,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:55:37,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-10-24 10:55:37,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:55:38,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:55:38,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-10-24 10:55:38,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-10-24 10:55:38,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-24 10:55:38,876 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 10:55:38,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 10:55:38,876 INFO L85 PathProgramCache]: Analyzing trace with hash 94830573, now seen corresponding path program 1 times [2022-10-24 10:55:38,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 10:55:38,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515803604] [2022-10-24 10:55:38,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 10:55:38,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 10:55:39,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 10:55:41,321 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-10-24 10:55:41,321 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 10:55:41,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515803604] [2022-10-24 10:55:41,322 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515803604] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 10:55:41,322 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 10:55:41,322 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [62] imperfect sequences [] total 62 [2022-10-24 10:55:41,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849333840] [2022-10-24 10:55:41,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 10:55:41,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2022-10-24 10:55:41,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 10:55:41,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2022-10-24 10:55:41,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=3588, Unknown=0, NotChecked=0, Total=3782 [2022-10-24 10:55:41,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:55:41,325 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 10:55:41,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 14.241935483870968) internal successors, (883), 62 states have internal predecessors, (883), 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) [2022-10-24 10:55:41,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:55:41,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-10-24 10:55:41,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-10-24 10:55:41,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:55:55,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:55:55,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-10-24 10:55:55,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-10-24 10:55:55,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-24 10:55:55,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-24 10:55:55,478 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 10:55:55,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 10:55:55,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1561167985, now seen corresponding path program 1 times [2022-10-24 10:55:55,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 10:55:55,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443289644] [2022-10-24 10:55:55,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 10:55:55,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 10:55:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 10:56:01,147 INFO L134 CoverageAnalysis]: Checked inductivity of 5463 backedges. 944 proven. 0 refuted. 0 times theorem prover too weak. 4519 trivial. 0 not checked. [2022-10-24 10:56:01,147 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 10:56:01,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443289644] [2022-10-24 10:56:01,147 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443289644] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 10:56:01,148 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 10:56:01,148 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [76] imperfect sequences [] total 76 [2022-10-24 10:56:01,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670095218] [2022-10-24 10:56:01,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 10:56:01,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 76 states [2022-10-24 10:56:01,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 10:56:01,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2022-10-24 10:56:01,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=5469, Unknown=0, NotChecked=0, Total=5700 [2022-10-24 10:56:01,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:56:01,153 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 10:56:01,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 76 states, 76 states have (on average 17.57894736842105) internal successors, (1336), 76 states have internal predecessors, (1336), 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) [2022-10-24 10:56:01,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:56:01,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-10-24 10:56:01,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-10-24 10:56:01,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-24 10:56:01,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:56:26,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:56:26,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-10-24 10:56:26,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-10-24 10:56:26,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-24 10:56:26,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2022-10-24 10:56:26,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-24 10:56:26,431 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 10:56:26,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 10:56:26,432 INFO L85 PathProgramCache]: Analyzing trace with hash -749099300, now seen corresponding path program 1 times [2022-10-24 10:56:26,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 10:56:26,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322587107] [2022-10-24 10:56:26,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 10:56:26,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 10:56:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 10:56:31,458 INFO L134 CoverageAnalysis]: Checked inductivity of 3521 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 2740 trivial. 0 not checked. [2022-10-24 10:56:31,459 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 10:56:31,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322587107] [2022-10-24 10:56:31,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322587107] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 10:56:31,459 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 10:56:31,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [88] imperfect sequences [] total 88 [2022-10-24 10:56:31,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659029733] [2022-10-24 10:56:31,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 10:56:31,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 88 states [2022-10-24 10:56:31,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 10:56:31,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2022-10-24 10:56:31,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=266, Invalid=7390, Unknown=0, NotChecked=0, Total=7656 [2022-10-24 10:56:31,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:56:31,467 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 10:56:31,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 88 states, 88 states have (on average 12.420454545454545) internal successors, (1093), 88 states have internal predecessors, (1093), 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) [2022-10-24 10:56:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:56:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-10-24 10:56:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-10-24 10:56:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-24 10:56:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2022-10-24 10:56:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:57:07,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:57:07,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-10-24 10:57:07,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-10-24 10:57:07,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2022-10-24 10:57:07,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-10-24 10:57:07,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2022-10-24 10:57:07,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-24 10:57:07,054 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 10:57:07,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 10:57:07,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1375061332, now seen corresponding path program 1 times [2022-10-24 10:57:07,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 10:57:07,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151581104] [2022-10-24 10:57:07,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 10:57:07,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 10:57:07,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 10:57:10,901 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 322 proven. 182 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-10-24 10:57:10,902 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 10:57:10,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151581104] [2022-10-24 10:57:10,902 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151581104] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 10:57:10,903 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 10:57:10,903 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [94] total 94 [2022-10-24 10:57:10,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225292929] [2022-10-24 10:57:10,903 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 10:57:10,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2022-10-24 10:57:10,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 10:57:10,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2022-10-24 10:57:10,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=337, Invalid=8405, Unknown=0, NotChecked=0, Total=8742 [2022-10-24 10:57:10,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:57:10,907 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 10:57:10,908 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 13.648936170212766) internal successors, (1283), 94 states have internal predecessors, (1283), 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) [2022-10-24 10:57:10,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:57:10,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-10-24 10:57:10,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-10-24 10:57:10,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2022-10-24 10:57:10,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2022-10-24 10:57:10,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2022-10-24 10:57:10,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:57:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 10:57:49,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-10-24 10:57:49,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-10-24 10:57:49,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2022-10-24 10:57:49,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-24 10:57:49,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2022-10-24 10:57:49,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 196 states. [2022-10-24 10:57:49,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-24 10:57:49,147 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 10:57:49,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 10:57:49,148 INFO L85 PathProgramCache]: Analyzing trace with hash -663463376, now seen corresponding path program 1 times [2022-10-24 10:57:49,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 10:57:49,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481547678] [2022-10-24 10:57:49,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 10:57:49,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 10:57:50,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:06:54,403 INFO L134 CoverageAnalysis]: Checked inductivity of 7024 backedges. 2756 proven. 3784 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2022-10-24 11:06:54,409 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:06:54,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481547678] [2022-10-24 11:06:54,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481547678] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 11:06:54,411 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 11:06:54,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [183] total 183 [2022-10-24 11:06:54,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796001732] [2022-10-24 11:06:54,418 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 11:06:54,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 183 states [2022-10-24 11:06:54,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:06:54,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 183 interpolants. [2022-10-24 11:06:54,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=955, Invalid=32351, Unknown=0, NotChecked=0, Total=33306 [2022-10-24 11:06:54,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:06:54,449 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:06:54,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 183 states, 183 states have (on average 15.316939890710383) internal successors, (2803), 183 states have internal predecessors, (2803), 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) [2022-10-24 11:06:54,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:06:54,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-10-24 11:06:54,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-10-24 11:06:54,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2022-10-24 11:06:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-24 11:06:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2022-10-24 11:06:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 196 states. [2022-10-24 11:06:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-24 11:09:55,604 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 [2022-10-24 11:09:55,609 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 [2022-10-24 11:09:56,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-24 11:09:56,616 WARN L619 AbstractCegarLoop]: Verification canceled: while executing Executor. [2022-10-24 11:09:56,618 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-24 11:09:56,626 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2022-10-24 11:09:56,631 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/2) [2022-10-24 11:09:56,632 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-24 11:09:56,632 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-24 11:09:56,639 INFO L202 PluginConnector]: Adding new model divinefifo-bug_1w1r.line1413.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 11:09:56 BasicIcfg [2022-10-24 11:09:56,640 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-24 11:09:56,640 INFO L158 Benchmark]: Toolchain (without parser) took 864640.47ms. Allocated memory was 179.3MB in the beginning and 4.2GB in the end (delta: 4.0GB). Free memory was 152.8MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 2.3GB. Max. memory is 8.0GB. [2022-10-24 11:09:56,641 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 179.3MB. Free memory is still 158.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-24 11:09:56,642 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.24ms. Allocated memory is still 179.3MB. Free memory was 152.8MB in the beginning and 150.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-24 11:09:56,642 INFO L158 Benchmark]: Boogie Preprocessor took 75.24ms. Allocated memory is still 179.3MB. Free memory was 150.2MB in the beginning and 144.5MB in the end (delta: 5.6MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-10-24 11:09:56,644 INFO L158 Benchmark]: RCFGBuilder took 1111.67ms. Allocated memory is still 179.3MB. Free memory was 144.4MB in the beginning and 99.9MB in the end (delta: 44.5MB). Peak memory consumption was 47.5MB. Max. memory is 8.0GB. [2022-10-24 11:09:56,645 INFO L158 Benchmark]: TraceAbstraction took 863381.13ms. Allocated memory was 179.3MB in the beginning and 4.2GB in the end (delta: 4.0GB). Free memory was 99.4MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 2.2GB. Max. memory is 8.0GB. [2022-10-24 11:09:56,645 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks [2022-10-24 11:09:56,670 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-10-24 11:09:56,671 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Benchmark results are: * Boogie PL CUP Parser took 0.14ms. Allocated memory is still 179.3MB. Free memory is still 158.9MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 67.24ms. Allocated memory is still 179.3MB. Free memory was 152.8MB in the beginning and 150.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 75.24ms. Allocated memory is still 179.3MB. Free memory was 150.2MB in the beginning and 144.5MB in the end (delta: 5.6MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1111.67ms. Allocated memory is still 179.3MB. Free memory was 144.4MB in the beginning and 99.9MB in the end (delta: 44.5MB). Peak memory consumption was 47.5MB. Max. memory is 8.0GB. * TraceAbstraction took 863381.13ms. Allocated memory was 179.3MB in the beginning and 4.2GB in the end (delta: 4.0GB). Free memory was 99.4MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 2.2GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 69521, positive: 67462, positive conditional: 67462, positive unconditional: 0, negative: 2059, negative conditional: 2059, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 67486, positive: 67462, positive conditional: 67462, positive unconditional: 0, negative: 24, negative conditional: 24, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 67486, positive: 67462, positive conditional: 67462, positive unconditional: 0, negative: 24, negative conditional: 24, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 67585, positive: 67462, positive conditional: 0, positive unconditional: 67462, negative: 123, negative conditional: 99, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 67585, positive: 67462, positive conditional: 0, positive unconditional: 67462, negative: 123, negative conditional: 5, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 67585, positive: 67462, positive conditional: 0, positive unconditional: 67462, negative: 123, negative conditional: 5, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9841, positive: 9829, positive conditional: 0, positive unconditional: 9829, negative: 12, negative conditional: 2, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9841, positive: 9829, positive conditional: 0, positive unconditional: 9829, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 12, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 12, negative conditional: 2, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 38, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 38, negative conditional: 5, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 67585, positive: 57633, positive conditional: 0, positive unconditional: 57633, negative: 111, negative conditional: 3, negative unconditional: 108, unknown: 9841, unknown conditional: 2, unknown unconditional: 9839] , Statistics on independence cache: Total cache size (in pairs): 9841, Positive cache size: 9829, Positive conditional cache size: 0, Positive unconditional cache size: 9829, Negative cache size: 12, Negative conditional cache size: 2, Negative unconditional cache size: 10, Eliminated conditions: 94, Maximal queried relation: 6, Independence queries for same thread: 2035 - TimeoutResultAtElement [Line: 1413]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 3 procedures, 1463 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 863.2s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 298.7s, 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: 668, 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: 0.2s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 561.1s InterpolantComputationTime, 13164 NumberOfCodeBlocks, 13164 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 13156 ConstructedInterpolants, 0 QuantifiedInterpolants, 2250370 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 12991/16962 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