/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/chunk25/divinefifo-bug_1w1r.line1612.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-24 11:56:32,244 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-24 11:56:32,246 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-24 11:56:32,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-24 11:56:32,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-24 11:56:32,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-24 11:56:32,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-24 11:56:32,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-24 11:56:32,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-24 11:56:32,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-24 11:56:32,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-24 11:56:32,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-24 11:56:32,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-24 11:56:32,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-24 11:56:32,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-24 11:56:32,283 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-24 11:56:32,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-24 11:56:32,300 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-24 11:56:32,315 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-24 11:56:32,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-24 11:56:32,316 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-24 11:56:32,316 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-24 11:56:32,316 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-24 11:56:32,316 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-24 11:56:32,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-24 11:56:32,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-24 11:56:32,317 INFO L138 SettingsManager]: * Use SBE=true [2022-10-24 11:56:32,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-24 11:56:32,317 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-24 11:56:32,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-24 11:56:32,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-24 11:56:32,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-24 11:56:32,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-24 11:56:32,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-24 11:56:32,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-24 11:56:32,318 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-24 11:56:32,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-24 11:56:32,318 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-24 11:56:32,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-24 11:56:32,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-24 11:56:32,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-24 11:56:32,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-24 11:56:32,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-24 11:56:32,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 11:56:32,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-24 11:56:32,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-24 11:56:32,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-24 11:56:32,319 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-24 11:56:32,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-24 11:56:32,319 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-24 11:56:32,319 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-24 11:56:32,319 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-24 11:56:32,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-24 11:56:32,319 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-24 11:56:32,319 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-24 11:56:32,320 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-24 11:56:32,320 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-24 11:56:32,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-24 11:56:32,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-24 11:56:32,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-24 11:56:32,571 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-24 11:56:32,573 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-24 11:56:32,575 INFO L432 ainManager$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.line1612.bpl [2022-10-24 11:56:32,577 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk25/divinefifo-bug_1w1r.line1612.bpl' [2022-10-24 11:56:32,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-24 11:56:32,684 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-24 11:56:32,684 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-24 11:56:32,685 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-24 11:56:32,685 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-24 11:56:32,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "divinefifo-bug_1w1r.line1612.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:56:32" (1/1) ... [2022-10-24 11:56:32,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "divinefifo-bug_1w1r.line1612.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:56:32" (1/1) ... [2022-10-24 11:56:32,746 INFO L138 Inliner]: procedures = 2, calls = 1, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-24 11:56:32,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-24 11:56:32,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-24 11:56:32,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-24 11:56:32,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-24 11:56:32,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1612.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:56:32" (1/1) ... [2022-10-24 11:56:32,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1612.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:56:32" (1/1) ... [2022-10-24 11:56:32,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1612.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:56:32" (1/1) ... [2022-10-24 11:56:32,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1612.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:56:32" (1/1) ... [2022-10-24 11:56:32,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1612.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:56:32" (1/1) ... [2022-10-24 11:56:32,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1612.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:56:32" (1/1) ... [2022-10-24 11:56:32,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1612.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:56:32" (1/1) ... [2022-10-24 11:56:32,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-24 11:56:32,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-24 11:56:32,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-24 11:56:32,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-24 11:56:32,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divinefifo-bug_1w1r.line1612.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:56:32" (1/1) ... [2022-10-24 11:56:32,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 11:56:32,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 11:56:32,865 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 11:56:32,889 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 11:56:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2022-10-24 11:56:32,918 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2022-10-24 11:56:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-24 11:56:32,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-24 11:56:32,919 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 11:56:33,134 INFO L234 CfgBuilder]: Building ICFG [2022-10-24 11:56:33,135 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-24 11:56:34,000 INFO L275 CfgBuilder]: Performing block encoding [2022-10-24 11:56:34,048 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-24 11:56:34,048 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-24 11:56:34,051 INFO L202 PluginConnector]: Adding new model divinefifo-bug_1w1r.line1612.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:56:34 BoogieIcfgContainer [2022-10-24 11:56:34,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-24 11:56:34,055 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-24 11:56:34,056 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-24 11:56:34,058 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-24 11:56:34,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo-bug_1w1r.line1612.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:56:32" (1/2) ... [2022-10-24 11:56:34,060 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a10465d and model type divinefifo-bug_1w1r.line1612.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:56:34, skipping insertion in model container [2022-10-24 11:56:34,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo-bug_1w1r.line1612.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:56:34" (2/2) ... [2022-10-24 11:56:34,061 INFO L112 eAbstractionObserver]: Analyzing ICFG divinefifo-bug_1w1r.line1612.bpl [2022-10-24 11:56:34,067 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-24 11:56:34,074 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-24 11:56:34,074 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-24 11:56:34,074 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-24 11:56:34,190 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-10-24 11:56:34,230 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-24 11:56:34,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-24 11:56:34,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 11:56:34,238 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 11:56:34,248 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 11:56:34,270 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-24 11:56:34,275 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-24 11:56:34,279 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;@4cbebed0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 11:56:34,280 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-24 11:56:34,790 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:56:34,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:56:34,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1691954937, now seen corresponding path program 1 times [2022-10-24 11:56:34,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:56:34,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435027912] [2022-10-24 11:56:34,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:56:34,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:56:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:56:35,289 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 11:56:35,290 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:56:35,290 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435027912] [2022-10-24 11:56:35,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435027912] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 11:56:35,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 11:56:35,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-24 11:56:35,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803457347] [2022-10-24 11:56:35,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 11:56:35,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-24 11:56:35,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:56:35,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-24 11:56:35,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-24 11:56:35,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:56:35,321 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:56:35,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 374.5) internal successors, (749), 2 states have internal predecessors, (749), 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 11:56:35,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:56:35,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:56:35,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-24 11:56:35,483 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:56:35,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:56:35,484 INFO L85 PathProgramCache]: Analyzing trace with hash -1004687095, now seen corresponding path program 1 times [2022-10-24 11:56:35,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:56:35,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820359151] [2022-10-24 11:56:35,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:56:35,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:56:35,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:56:38,629 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 11:56:38,629 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:56:38,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820359151] [2022-10-24 11:56:38,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820359151] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 11:56:38,629 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 11:56:38,629 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [62] imperfect sequences [] total 62 [2022-10-24 11:56:38,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546032524] [2022-10-24 11:56:38,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 11:56:38,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2022-10-24 11:56:38,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:56:38,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2022-10-24 11:56:38,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=3592, Unknown=0, NotChecked=0, Total=3782 [2022-10-24 11:56:38,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:56:38,634 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:56:38,635 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 13.112903225806452) internal successors, (813), 62 states have internal predecessors, (813), 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 11:56:38,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:56:38,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:56:53,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:56:53,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-24 11:56:53,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-24 11:56:53,762 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:56:53,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:56:53,763 INFO L85 PathProgramCache]: Analyzing trace with hash 339664297, now seen corresponding path program 1 times [2022-10-24 11:56:53,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:56:53,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061489735] [2022-10-24 11:56:53,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:56:53,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:56:53,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:56:56,659 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 11:56:56,659 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:56:56,659 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061489735] [2022-10-24 11:56:56,659 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061489735] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 11:56:56,659 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 11:56:56,660 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [77] imperfect sequences [] total 77 [2022-10-24 11:56:56,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224031405] [2022-10-24 11:56:56,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 11:56:56,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 77 states [2022-10-24 11:56:56,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:56:56,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2022-10-24 11:56:56,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=5600, Unknown=0, NotChecked=0, Total=5852 [2022-10-24 11:56:56,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:56:56,663 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:56:56,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 77 states, 77 states have (on average 9.818181818181818) internal successors, (756), 77 states have internal predecessors, (756), 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 11:56:56,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:56:56,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-24 11:56:56,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:17,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:17,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-24 11:57:17,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-10-24 11:57:17,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-24 11:57:17,170 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:57:17,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:57:17,170 INFO L85 PathProgramCache]: Analyzing trace with hash 699969978, now seen corresponding path program 1 times [2022-10-24 11:57:17,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:57:17,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156347738] [2022-10-24 11:57:17,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:57:17,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:57:17,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:57:18,262 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 11:57:18,262 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:57:18,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156347738] [2022-10-24 11:57:18,263 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156347738] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 11:57:18,263 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 11:57:18,263 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2022-10-24 11:57:18,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90932442] [2022-10-24 11:57:18,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 11:57:18,264 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2022-10-24 11:57:18,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:57:18,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2022-10-24 11:57:18,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=1701, Unknown=0, NotChecked=0, Total=1806 [2022-10-24 11:57:18,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:18,266 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:57:18,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 42 states have (on average 16.19047619047619) internal successors, (680), 43 states have internal predecessors, (680), 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 11:57:18,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:18,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-24 11:57:18,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2022-10-24 11:57:18,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:27,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:27,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-24 11:57:27,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2022-10-24 11:57:27,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-10-24 11:57:27,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-24 11:57:27,333 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:57:27,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:57:27,333 INFO L85 PathProgramCache]: Analyzing trace with hash -2140655448, now seen corresponding path program 1 times [2022-10-24 11:57:27,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:57:27,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806745242] [2022-10-24 11:57:27,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:57:27,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:57:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:57:30,465 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-10-24 11:57:30,466 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:57:30,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806745242] [2022-10-24 11:57:30,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806745242] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 11:57:30,466 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 11:57:30,466 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [81] imperfect sequences [] total 81 [2022-10-24 11:57:30,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112842647] [2022-10-24 11:57:30,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 11:57:30,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2022-10-24 11:57:30,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:57:30,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2022-10-24 11:57:30,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=253, Invalid=6227, Unknown=0, NotChecked=0, Total=6480 [2022-10-24 11:57:30,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:30,470 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:57:30,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 11.506172839506172) internal successors, (932), 81 states have internal predecessors, (932), 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 11:57:30,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:30,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-24 11:57:30,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2022-10-24 11:57:30,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2022-10-24 11:57:30,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:58,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:58,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2022-10-24 11:57:58,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-24 11:57:58,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-10-24 11:57:58,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2022-10-24 11:57:58,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-24 11:57:58,595 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:57:58,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:57:58,596 INFO L85 PathProgramCache]: Analyzing trace with hash -340001776, now seen corresponding path program 1 times [2022-10-24 11:57:58,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:57:58,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853788186] [2022-10-24 11:57:58,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:57:58,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:57:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:58:02,713 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 201 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 11:58:02,713 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:58:02,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853788186] [2022-10-24 11:58:02,713 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853788186] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 11:58:02,713 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 11:58:02,714 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [96] total 96 [2022-10-24 11:58:02,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588322080] [2022-10-24 11:58:02,714 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 11:58:02,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2022-10-24 11:58:02,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:58:02,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2022-10-24 11:58:02,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=356, Invalid=8764, Unknown=0, NotChecked=0, Total=9120 [2022-10-24 11:58:02,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:58:02,717 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:58:02,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 96 states, 96 states have (on average 12.635416666666666) internal successors, (1213), 96 states have internal predecessors, (1213), 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 11:58:02,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:58:02,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2022-10-24 11:58:02,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-24 11:58:02,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-10-24 11:58:02,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2022-10-24 11:58:02,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:58:47,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:58:47,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2022-10-24 11:58:47,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-24 11:58:47,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-10-24 11:58:47,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 146 states. [2022-10-24 11:58:47,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2022-10-24 11:58:47,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-24 11:58:47,901 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:58:47,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:58:47,901 INFO L85 PathProgramCache]: Analyzing trace with hash -927746878, now seen corresponding path program 1 times [2022-10-24 11:58:47,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:58:47,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043766719] [2022-10-24 11:58:47,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:58:47,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:58:48,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:58:56,404 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 44 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 11:58:56,404 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:58:56,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043766719] [2022-10-24 11:58:56,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043766719] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 11:58:56,405 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 11:58:56,405 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [121] total 121 [2022-10-24 11:58:56,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760139067] [2022-10-24 11:58:56,405 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 11:58:56,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 121 states [2022-10-24 11:58:56,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:58:56,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 121 interpolants. [2022-10-24 11:58:56,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=394, Invalid=14126, Unknown=0, NotChecked=0, Total=14520 [2022-10-24 11:58:56,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:58:56,410 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:58:56,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 121 states, 121 states have (on average 9.553719008264462) internal successors, (1156), 121 states have internal predecessors, (1156), 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 11:58:56,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:58:56,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2022-10-24 11:58:56,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-24 11:58:56,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-10-24 11:58:56,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 146 states. [2022-10-24 11:58:56,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2022-10-24 11:58:56,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:00:06,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:00:06,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2022-10-24 12:00:06,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-24 12:00:06,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-10-24 12:00:06,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2022-10-24 12:00:06,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2022-10-24 12:00:06,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2022-10-24 12:00:06,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-24 12:00:06,846 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:00:06,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:00:06,847 INFO L85 PathProgramCache]: Analyzing trace with hash -727847341, now seen corresponding path program 1 times [2022-10-24 12:00:06,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:00:06,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985856986] [2022-10-24 12:00:06,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:00:06,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:00:07,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:00:08,859 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2022-10-24 12:00:08,859 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:00:08,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985856986] [2022-10-24 12:00:08,859 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985856986] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 12:00:08,859 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 12:00:08,859 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50] total 50 [2022-10-24 12:00:08,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792836040] [2022-10-24 12:00:08,860 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 12:00:08,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2022-10-24 12:00:08,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:00:08,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2022-10-24 12:00:08,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=2419, Unknown=0, NotChecked=0, Total=2550 [2022-10-24 12:00:08,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:00:08,865 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:00:08,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 50 states have (on average 17.6) internal successors, (880), 51 states have internal predecessors, (880), 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 12:00:08,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:00:08,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2022-10-24 12:00:08,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-24 12:00:08,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-10-24 12:00:08,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2022-10-24 12:00:08,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2022-10-24 12:00:08,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2022-10-24 12:00:08,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:00:26,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:00:26,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2022-10-24 12:00:26,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-24 12:00:26,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-10-24 12:00:26,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2022-10-24 12:00:26,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2022-10-24 12:00:26,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2022-10-24 12:00:26,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2022-10-24 12:00:26,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-24 12:00:26,614 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:00:26,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:00:26,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1031380287, now seen corresponding path program 1 times [2022-10-24 12:00:26,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:00:26,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291325679] [2022-10-24 12:00:26,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:00:26,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:00:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:00:31,880 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 330 proven. 389 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-10-24 12:00:31,881 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:00:31,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291325679] [2022-10-24 12:00:31,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291325679] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 12:00:31,881 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 12:00:31,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [101] total 101 [2022-10-24 12:00:31,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356754826] [2022-10-24 12:00:31,881 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 12:00:31,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2022-10-24 12:00:31,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:00:31,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2022-10-24 12:00:31,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=324, Invalid=9776, Unknown=0, NotChecked=0, Total=10100 [2022-10-24 12:00:31,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:00:31,885 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:00:31,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 101 states, 101 states have (on average 13.188118811881187) internal successors, (1332), 101 states have internal predecessors, (1332), 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 12:00:31,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:00:31,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2022-10-24 12:00:31,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-24 12:00:31,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-10-24 12:00:31,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2022-10-24 12:00:31,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2022-10-24 12:00:31,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 215 states. [2022-10-24 12:00:31,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2022-10-24 12:00:31,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:01:21,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:01:21,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2022-10-24 12:01:21,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-24 12:01:21,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-10-24 12:01:21,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2022-10-24 12:01:21,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2022-10-24 12:01:21,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 221 states. [2022-10-24 12:01:21,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-10-24 12:01:21,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2022-10-24 12:01:21,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-24 12:01:21,883 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:01:21,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:01:21,884 INFO L85 PathProgramCache]: Analyzing trace with hash 457378071, now seen corresponding path program 2 times [2022-10-24 12:01:21,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:01:21,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554045361] [2022-10-24 12:01:21,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:01:21,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:01:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:01:25,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1166 backedges. 474 proven. 490 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2022-10-24 12:01:25,615 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:01:25,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554045361] [2022-10-24 12:01:25,617 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554045361] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 12:01:25,617 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 12:01:25,617 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [68] total 68 [2022-10-24 12:01:25,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271788612] [2022-10-24 12:01:25,618 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 12:01:25,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2022-10-24 12:01:25,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:01:25,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2022-10-24 12:01:25,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=4374, Unknown=0, NotChecked=0, Total=4556 [2022-10-24 12:01:25,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:01:25,621 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:01:25,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 68 states have (on average 20.779411764705884) internal successors, (1413), 68 states have internal predecessors, (1413), 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 12:01:25,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:01:25,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2022-10-24 12:01:25,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-24 12:01:25,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-10-24 12:01:25,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2022-10-24 12:01:25,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2022-10-24 12:01:25,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 221 states. [2022-10-24 12:01:25,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2022-10-24 12:01:25,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2022-10-24 12:01:25,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:01:56,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:01:56,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2022-10-24 12:01:56,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-24 12:01:56,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-10-24 12:01:56,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2022-10-24 12:01:56,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2022-10-24 12:01:56,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2022-10-24 12:01:56,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-24 12:01:56,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2022-10-24 12:01:56,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2022-10-24 12:01:56,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-24 12:01:56,988 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:01:56,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:01:56,988 INFO L85 PathProgramCache]: Analyzing trace with hash 724666843, now seen corresponding path program 2 times [2022-10-24 12:01:56,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:01:56,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545518863] [2022-10-24 12:01:56,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:01:56,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:01:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:02:04,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1172 backedges. 557 proven. 615 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 12:02:04,534 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:02:04,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545518863] [2022-10-24 12:02:04,535 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545518863] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 12:02:04,535 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 12:02:04,535 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [116] total 116 [2022-10-24 12:02:04,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395798023] [2022-10-24 12:02:04,535 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 12:02:04,536 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 116 states [2022-10-24 12:02:04,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:02:04,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 116 interpolants. [2022-10-24 12:02:04,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=428, Invalid=12912, Unknown=0, NotChecked=0, Total=13340 [2022-10-24 12:02:04,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:02:04,541 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:02:04,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 116 states, 116 states have (on average 13.413793103448276) internal successors, (1556), 116 states have internal predecessors, (1556), 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 12:02:04,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:02:04,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2022-10-24 12:02:04,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-24 12:02:04,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-10-24 12:02:04,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2022-10-24 12:02:04,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2022-10-24 12:02:04,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2022-10-24 12:02:04,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-24 12:02:04,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2022-10-24 12:02:04,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2022-10-24 12:02:04,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:03:45,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:03:45,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2022-10-24 12:03:45,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-24 12:03:45,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-10-24 12:03:45,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2022-10-24 12:03:45,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2022-10-24 12:03:45,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2022-10-24 12:03:45,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-10-24 12:03:45,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2022-10-24 12:03:45,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2022-10-24 12:03:45,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 287 states. [2022-10-24 12:03:45,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-24 12:03:45,992 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:03:45,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:03:45,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1333292326, now seen corresponding path program 2 times [2022-10-24 12:03:45,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:03:45,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40344229] [2022-10-24 12:03:45,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:03:45,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:03:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:04:04,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 757 proven. 948 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-24 12:04:04,104 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:04:04,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40344229] [2022-10-24 12:04:04,104 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40344229] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 12:04:04,104 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 12:04:04,104 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [172] total 172 [2022-10-24 12:04:04,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232532199] [2022-10-24 12:04:04,104 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 12:04:04,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 172 states [2022-10-24 12:04:04,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:04:04,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 172 interpolants. [2022-10-24 12:04:04,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=555, Invalid=28857, Unknown=0, NotChecked=0, Total=29412 [2022-10-24 12:04:04,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:04:04,109 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:04:04,110 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 172 states, 172 states have (on average 10.255813953488373) internal successors, (1764), 172 states have internal predecessors, (1764), 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 12:04:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:04:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2022-10-24 12:04:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-24 12:04:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-10-24 12:04:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2022-10-24 12:04:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2022-10-24 12:04:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2022-10-24 12:04:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2022-10-24 12:04:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2022-10-24 12:04:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2022-10-24 12:04:04,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 287 states. [2022-10-24 12:04:04,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:07:39,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:07:39,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2022-10-24 12:07:39,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-24 12:07:39,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-10-24 12:07:39,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2022-10-24 12:07:39,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2022-10-24 12:07:39,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2022-10-24 12:07:39,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2022-10-24 12:07:39,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2022-10-24 12:07:39,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2022-10-24 12:07:39,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 289 states. [2022-10-24 12:07:39,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 321 states. [2022-10-24 12:07:39,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-24 12:07:39,952 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:07:39,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:07:39,952 INFO L85 PathProgramCache]: Analyzing trace with hash -2143636926, now seen corresponding path program 1 times [2022-10-24 12:07:39,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:07:39,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143777490] [2022-10-24 12:07:39,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:07:39,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:07:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:07:45,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 1075 proven. 342 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2022-10-24 12:07:45,949 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:07:45,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143777490] [2022-10-24 12:07:45,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143777490] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 12:07:45,951 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 12:07:45,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [94] total 94 [2022-10-24 12:07:45,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685933328] [2022-10-24 12:07:45,952 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 12:07:45,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2022-10-24 12:07:45,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:07:45,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2022-10-24 12:07:45,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=287, Invalid=8455, Unknown=0, NotChecked=0, Total=8742 [2022-10-24 12:07:45,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:07:45,955 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:07:45,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 16.648936170212767) internal successors, (1565), 94 states have internal predecessors, (1565), 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 12:07:45,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:07:45,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2022-10-24 12:07:45,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-24 12:07:45,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-10-24 12:07:45,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2022-10-24 12:07:45,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2022-10-24 12:07:45,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2022-10-24 12:07:45,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2022-10-24 12:07:45,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2022-10-24 12:07:45,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2022-10-24 12:07:45,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 289 states. [2022-10-24 12:07:45,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 321 states. [2022-10-24 12:07:45,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:08:41,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:08:41,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2022-10-24 12:08:41,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-24 12:08:41,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-10-24 12:08:41,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2022-10-24 12:08:41,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2022-10-24 12:08:41,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2022-10-24 12:08:41,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2022-10-24 12:08:41,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2022-10-24 12:08:41,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-24 12:08:41,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 290 states. [2022-10-24 12:08:41,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 321 states. [2022-10-24 12:08:41,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2022-10-24 12:08:41,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-10-24 12:08:41,879 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:08:41,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:08:41,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1234206830, now seen corresponding path program 1 times [2022-10-24 12:08:41,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:08:41,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373379564] [2022-10-24 12:08:41,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:08:41,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:08:42,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:08:46,199 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-10-24 12:08:46,200 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:08:46,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373379564] [2022-10-24 12:08:46,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373379564] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 12:08:46,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 12:08:46,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [85] imperfect sequences [] total 85 [2022-10-24 12:08:46,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808571360] [2022-10-24 12:08:46,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 12:08:46,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2022-10-24 12:08:46,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:08:46,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2022-10-24 12:08:46,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=241, Invalid=6899, Unknown=0, NotChecked=0, Total=7140 [2022-10-24 12:08:46,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:08:46,203 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:08:46,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 13.2) internal successors, (1122), 85 states have internal predecessors, (1122), 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 12:08:46,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:08:46,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2022-10-24 12:08:46,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-24 12:08:46,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-10-24 12:08:46,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2022-10-24 12:08:46,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2022-10-24 12:08:46,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2022-10-24 12:08:46,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2022-10-24 12:08:46,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2022-10-24 12:08:46,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-24 12:08:46,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 290 states. [2022-10-24 12:08:46,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 321 states. [2022-10-24 12:08:46,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2022-10-24 12:08:46,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-24 12:08:55,966 WARN L249 SmtUtils]: Removed 2 from assertion stack [2022-10-24 12:08:55,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-10-24 12:08:55,967 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 179 for 173ms.. [2022-10-24 12:08:55,969 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-24 12:08:55,984 INFO L444 BasicCegarLoop]: Path program histogram: [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-24 12:08:55,985 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 12:08:55,985 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 12:08:55,987 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/2) [2022-10-24 12:08:55,989 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-24 12:08:55,989 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-24 12:08:55,994 INFO L202 PluginConnector]: Adding new model divinefifo-bug_1w1r.line1612.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 12:08:55 BasicIcfg [2022-10-24 12:08:55,994 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-24 12:08:55,995 INFO L158 Benchmark]: Toolchain (without parser) took 743310.73ms. Allocated memory was 127.9MB in the beginning and 1.0GB in the end (delta: 894.4MB). Free memory was 101.4MB in the beginning and 283.1MB in the end (delta: -181.7MB). Peak memory consumption was 714.4MB. Max. memory is 8.0GB. [2022-10-24 12:08:55,995 INFO L158 Benchmark]: Boogie PL CUP Parser took 1.64ms. Allocated memory is still 127.9MB. Free memory was 108.0MB in the beginning and 107.9MB in the end (delta: 128.8kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-24 12:08:55,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.12ms. Allocated memory is still 127.9MB. Free memory was 101.2MB in the beginning and 99.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-24 12:08:55,995 INFO L158 Benchmark]: Boogie Preprocessor took 76.06ms. Allocated memory is still 127.9MB. Free memory was 99.0MB in the beginning and 93.4MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-10-24 12:08:55,995 INFO L158 Benchmark]: RCFGBuilder took 1226.65ms. Allocated memory was 127.9MB in the beginning and 183.5MB in the end (delta: 55.6MB). Free memory was 93.4MB in the beginning and 158.9MB in the end (delta: -65.6MB). Peak memory consumption was 32.2MB. Max. memory is 8.0GB. [2022-10-24 12:08:55,996 INFO L158 Benchmark]: TraceAbstraction took 741939.14ms. Allocated memory was 183.5MB in the beginning and 1.0GB in the end (delta: 838.9MB). Free memory was 158.4MB in the beginning and 283.1MB in the end (delta: -124.7MB). Peak memory consumption was 715.2MB. Max. memory is 8.0GB. [2022-10-24 12:08:55,996 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 1.64ms. Allocated memory is still 127.9MB. Free memory was 108.0MB in the beginning and 107.9MB in the end (delta: 128.8kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 63.12ms. Allocated memory is still 127.9MB. Free memory was 101.2MB in the beginning and 99.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 76.06ms. Allocated memory is still 127.9MB. Free memory was 99.0MB in the beginning and 93.4MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1226.65ms. Allocated memory was 127.9MB in the beginning and 183.5MB in the end (delta: 55.6MB). Free memory was 93.4MB in the beginning and 158.9MB in the end (delta: -65.6MB). Peak memory consumption was 32.2MB. Max. memory is 8.0GB. * TraceAbstraction took 741939.14ms. Allocated memory was 183.5MB in the beginning and 1.0GB in the end (delta: 838.9MB). Free memory was 158.4MB in the beginning and 283.1MB in the end (delta: -124.7MB). Peak memory consumption was 715.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 551, positive: 532, positive conditional: 532, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58719, positive: 56834, positive conditional: 56834, positive unconditional: 0, negative: 1885, negative conditional: 1885, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56838, positive: 56834, positive conditional: 0, positive unconditional: 56834, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4226, positive: 4222, positive conditional: 0, positive unconditional: 4222, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56838, positive: 52612, positive conditional: 0, positive unconditional: 52612, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4226, unknown conditional: 0, unknown unconditional: 4226] , Statistics on independence cache: Total cache size (in pairs): 532, Positive cache size: 532, Positive conditional cache size: 0, Positive unconditional cache size: 532, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 19, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1736, positive: 1686, positive conditional: 1686, positive unconditional: 0, negative: 50, negative conditional: 50, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58719, positive: 56834, positive conditional: 56834, positive unconditional: 0, negative: 1885, negative conditional: 1885, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56838, positive: 56834, positive conditional: 0, positive unconditional: 56834, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4226, positive: 4222, positive conditional: 0, positive unconditional: 4222, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56838, positive: 52612, positive conditional: 0, positive unconditional: 52612, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4226, unknown conditional: 0, unknown unconditional: 4226] , Statistics on independence cache: Total cache size (in pairs): 1686, Positive cache size: 1686, Positive conditional cache size: 0, Positive unconditional cache size: 1686, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 69, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2362, positive: 2286, positive conditional: 2286, positive unconditional: 0, negative: 76, negative conditional: 76, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58719, positive: 56834, positive conditional: 56834, positive unconditional: 0, negative: 1885, negative conditional: 1885, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56838, positive: 56834, positive conditional: 0, positive unconditional: 56834, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4226, positive: 4222, positive conditional: 0, positive unconditional: 4222, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56838, positive: 52612, positive conditional: 0, positive unconditional: 52612, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4226, unknown conditional: 0, unknown unconditional: 4226] , Statistics on independence cache: Total cache size (in pairs): 2234, Positive cache size: 2234, Positive conditional cache size: 0, Positive unconditional cache size: 2234, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 145, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2096, positive: 2027, positive conditional: 2027, positive unconditional: 0, negative: 69, negative conditional: 69, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58719, positive: 56834, positive conditional: 56834, positive unconditional: 0, negative: 1885, negative conditional: 1885, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56838, positive: 56834, positive conditional: 0, positive unconditional: 56834, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4226, positive: 4222, positive conditional: 0, positive unconditional: 4222, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56838, positive: 52612, positive conditional: 0, positive unconditional: 52612, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4226, unknown conditional: 0, unknown unconditional: 4226] , Statistics on independence cache: Total cache size (in pairs): 2266, Positive cache size: 2266, Positive conditional cache size: 0, Positive unconditional cache size: 2266, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 214, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2980, positive: 2887, positive conditional: 2887, positive unconditional: 0, negative: 93, negative conditional: 93, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58719, positive: 56834, positive conditional: 56834, positive unconditional: 0, negative: 1885, negative conditional: 1885, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56838, positive: 56834, positive conditional: 0, positive unconditional: 56834, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4226, positive: 4222, positive conditional: 0, positive unconditional: 4222, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56838, positive: 52612, positive conditional: 0, positive unconditional: 52612, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4226, unknown conditional: 0, unknown unconditional: 4226] , Statistics on independence cache: Total cache size (in pairs): 2307, Positive cache size: 2307, Positive conditional cache size: 0, Positive unconditional cache size: 2307, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 307, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4327, positive: 4189, positive conditional: 4189, positive unconditional: 0, negative: 138, negative conditional: 138, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58719, positive: 56834, positive conditional: 56834, positive unconditional: 0, negative: 1885, negative conditional: 1885, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56838, positive: 56834, positive conditional: 0, positive unconditional: 56834, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4226, positive: 4222, positive conditional: 0, positive unconditional: 4222, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56838, positive: 52612, positive conditional: 0, positive unconditional: 52612, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4226, unknown conditional: 0, unknown unconditional: 4226] , Statistics on independence cache: Total cache size (in pairs): 2605, Positive cache size: 2605, Positive conditional cache size: 0, Positive unconditional cache size: 2605, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 445, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4177, positive: 4041, positive conditional: 4041, positive unconditional: 0, negative: 136, negative conditional: 136, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58719, positive: 56834, positive conditional: 56834, positive unconditional: 0, negative: 1885, negative conditional: 1885, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56838, positive: 56834, positive conditional: 0, positive unconditional: 56834, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4226, positive: 4222, positive conditional: 0, positive unconditional: 4222, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56838, positive: 52612, positive conditional: 0, positive unconditional: 52612, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4226, unknown conditional: 0, unknown unconditional: 4226] , Statistics on independence cache: Total cache size (in pairs): 2605, Positive cache size: 2605, Positive conditional cache size: 0, Positive unconditional cache size: 2605, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 581, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3911, positive: 3782, positive conditional: 3782, positive unconditional: 0, negative: 129, negative conditional: 129, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58719, positive: 56834, positive conditional: 56834, positive unconditional: 0, negative: 1885, negative conditional: 1885, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56838, positive: 56834, positive conditional: 0, positive unconditional: 56834, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4226, positive: 4222, positive conditional: 0, positive unconditional: 4222, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56838, positive: 52612, positive conditional: 0, positive unconditional: 52612, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4226, unknown conditional: 0, unknown unconditional: 4226] , Statistics on independence cache: Total cache size (in pairs): 2657, Positive cache size: 2657, Positive conditional cache size: 0, Positive unconditional cache size: 2657, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 710, Statistics for Abstraction: - StatisticsResult: Independence relation #9 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4795, positive: 4642, positive conditional: 4642, positive unconditional: 0, negative: 153, negative conditional: 153, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58719, positive: 56834, positive conditional: 56834, positive unconditional: 0, negative: 1885, negative conditional: 1885, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56838, positive: 56834, positive conditional: 0, positive unconditional: 56834, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4226, positive: 4222, positive conditional: 0, positive unconditional: 4222, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56838, positive: 52612, positive conditional: 0, positive unconditional: 52612, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4226, unknown conditional: 0, unknown unconditional: 4226] , Statistics on independence cache: Total cache size (in pairs): 2657, Positive cache size: 2657, Positive conditional cache size: 0, Positive unconditional cache size: 2657, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 863, Statistics for Abstraction: - StatisticsResult: Independence relation #10 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 6142, positive: 5944, positive conditional: 5944, positive unconditional: 0, negative: 198, negative conditional: 198, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58719, positive: 56834, positive conditional: 56834, positive unconditional: 0, negative: 1885, negative conditional: 1885, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56838, positive: 56834, positive conditional: 0, positive unconditional: 56834, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4226, positive: 4222, positive conditional: 0, positive unconditional: 4222, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56838, positive: 52612, positive conditional: 0, positive unconditional: 52612, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4226, unknown conditional: 0, unknown unconditional: 4226] , Statistics on independence cache: Total cache size (in pairs): 2657, Positive cache size: 2657, Positive conditional cache size: 0, Positive unconditional cache size: 2657, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 1061, Statistics for Abstraction: - StatisticsResult: Independence relation #11 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 5992, positive: 5796, positive conditional: 5796, positive unconditional: 0, negative: 196, negative conditional: 196, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58719, positive: 56834, positive conditional: 56834, positive unconditional: 0, negative: 1885, negative conditional: 1885, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56838, positive: 56834, positive conditional: 0, positive unconditional: 56834, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4226, positive: 4222, positive conditional: 0, positive unconditional: 4222, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56838, positive: 52612, positive conditional: 0, positive unconditional: 52612, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4226, unknown conditional: 0, unknown unconditional: 4226] , Statistics on independence cache: Total cache size (in pairs): 2673, Positive cache size: 2673, Positive conditional cache size: 0, Positive unconditional cache size: 2673, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 1257, Statistics for Abstraction: - StatisticsResult: Independence relation #12 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 6610, positive: 6397, positive conditional: 6397, positive unconditional: 0, negative: 213, negative conditional: 213, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58719, positive: 56834, positive conditional: 56834, positive unconditional: 0, negative: 1885, negative conditional: 1885, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56838, positive: 56834, positive conditional: 0, positive unconditional: 56834, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4226, positive: 4222, positive conditional: 0, positive unconditional: 4222, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56838, positive: 52612, positive conditional: 0, positive unconditional: 52612, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4226, unknown conditional: 0, unknown unconditional: 4226] , Statistics on independence cache: Total cache size (in pairs): 2678, Positive cache size: 2678, Positive conditional cache size: 0, Positive unconditional cache size: 2678, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 1470, Statistics for Abstraction: - StatisticsResult: Independence relation #13 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 6837, positive: 6614, positive conditional: 6614, positive unconditional: 0, negative: 223, negative conditional: 223, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58719, positive: 56834, positive conditional: 56834, positive unconditional: 0, negative: 1885, negative conditional: 1885, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56838, positive: 56834, positive conditional: 0, positive unconditional: 56834, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4226, positive: 4222, positive conditional: 0, positive unconditional: 4222, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56838, positive: 52612, positive conditional: 0, positive unconditional: 52612, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4226, unknown conditional: 0, unknown unconditional: 4226] , Statistics on independence cache: Total cache size (in pairs): 3258, Positive cache size: 3257, Positive conditional cache size: 0, Positive unconditional cache size: 3257, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Independence queries for same thread: 1692, Statistics for Abstraction: - StatisticsResult: Independence relation #14 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 6202, positive: 6011, positive conditional: 6011, positive unconditional: 0, negative: 191, negative conditional: 191, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58719, positive: 56834, positive conditional: 56834, positive unconditional: 0, negative: 1885, negative conditional: 1885, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56838, positive: 56834, positive conditional: 0, positive unconditional: 56834, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4226, positive: 4222, positive conditional: 0, positive unconditional: 4222, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56838, positive: 52612, positive conditional: 0, positive unconditional: 52612, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4226, unknown conditional: 0, unknown unconditional: 4226] , Statistics on independence cache: Total cache size (in pairs): 4226, Positive cache size: 4222, Positive conditional cache size: 0, Positive unconditional cache size: 4222, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Independence queries for same thread: 1880, Statistics for Abstraction: - StatisticsResult: Independence relation #15 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58719, positive: 56834, positive conditional: 56834, positive unconditional: 0, negative: 1885, negative conditional: 1885, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56838, positive: 56834, positive conditional: 0, positive unconditional: 56834, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4226, positive: 4222, positive conditional: 0, positive unconditional: 4222, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56838, positive: 52612, positive conditional: 0, positive unconditional: 52612, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4226, unknown conditional: 0, unknown unconditional: 4226] , Statistics on independence cache: Total cache size (in pairs): 4226, Positive cache size: 4222, Positive conditional cache size: 0, Positive unconditional cache size: 4222, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Independence queries for same thread: 1881, Statistics for Abstraction: - TimeoutResultAtElement [Line: 1612]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 179 for 173ms.. - 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: 741.7s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 671.2s, 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: 2145, 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, 67.2s InterpolantComputationTime, 16829 NumberOfCodeBlocks, 16829 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 16815 ConstructedInterpolants, 0 QuantifiedInterpolants, 387056 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 6 PerfectInterpolantSequences, 4845/8340 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