/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/divinefifo-bug_1w1r.line1457.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m [2022-09-29 21:52:24,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-29 21:52:24,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-29 21:52:24,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-29 21:52:24,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-29 21:52:24,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-29 21:52:24,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-29 21:52:24,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-29 21:52:24,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-29 21:52:24,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-29 21:52:24,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-29 21:52:24,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-29 21:52:24,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-29 21:52:24,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-29 21:52:24,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-29 21:52:24,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-29 21:52:24,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-29 21:52:24,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-29 21:52:24,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-29 21:52:24,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-29 21:52:24,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-29 21:52:24,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-29 21:52:24,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-29 21:52:24,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-29 21:52:24,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-09-29 21:52:24,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-29 21:52:24,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-29 21:52:24,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-29 21:52:24,140 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-09-29 21:52:24,162 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-29 21:52:24,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-29 21:52:24,162 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-29 21:52:24,162 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-29 21:52:24,163 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-29 21:52:24,163 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-29 21:52:24,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-29 21:52:24,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-29 21:52:24,164 INFO L138 SettingsManager]: * Use SBE=true [2022-09-29 21:52:24,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-29 21:52:24,164 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-29 21:52:24,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-29 21:52:24,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-29 21:52:24,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-29 21:52:24,165 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-29 21:52:24,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-29 21:52:24,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-29 21:52:24,165 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-29 21:52:24,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-29 21:52:24,165 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-29 21:52:24,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-29 21:52:24,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-29 21:52:24,165 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-29 21:52:24,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-29 21:52:24,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-29 21:52:24,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-29 21:52:24,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-29 21:52:24,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-29 21:52:24,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-29 21:52:24,167 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-29 21:52:24,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-29 21:52:24,167 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-29 21:52:24,167 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-09-29 21:52:24,167 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-09-29 21:52:24,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-29 21:52:24,167 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-09-29 21:52:24,167 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-09-29 21:52:24,167 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-09-29 21:52:24,168 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-29 21:52:24,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-29 21:52:24,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-29 21:52:24,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-29 21:52:24,344 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-29 21:52:24,345 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-29 21:52:24,346 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/divinefifo-bug_1w1r.line1457.bpl [2022-09-29 21:52:24,346 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/divinefifo-bug_1w1r.line1457.bpl' [2022-09-29 21:52:24,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-29 21:52:24,416 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-09-29 21:52:24,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-29 21:52:24,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-29 21:52:24,417 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-29 21:52:24,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1457.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 09:52:24" (1/1) ... [2022-09-29 21:52:24,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1457.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 09:52:24" (1/1) ... [2022-09-29 21:52:24,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1457.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 09:52:24" (1/1) ... [2022-09-29 21:52:24,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1457.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 09:52:24" (1/1) ... [2022-09-29 21:52:24,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1457.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 09:52:24" (1/1) ... [2022-09-29 21:52:24,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1457.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 09:52:24" (1/1) ... [2022-09-29 21:52:24,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1457.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 09:52:24" (1/1) ... [2022-09-29 21:52:24,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-29 21:52:24,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-29 21:52:24,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-29 21:52:24,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-29 21:52:24,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divinefifo-bug_1w1r.line1457.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 09:52:24" (1/1) ... [2022-09-29 21:52:24,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-29 21:52:24,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 21:52:24,611 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) [2022-09-29 21:52:24,617 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 [2022-09-29 21:52:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2022-09-29 21:52:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2022-09-29 21:52:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-29 21:52:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-29 21:52:24,649 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-29 21:52:24,773 INFO L234 CfgBuilder]: Building ICFG [2022-09-29 21:52:24,774 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-29 21:52:25,766 INFO L275 CfgBuilder]: Performing block encoding [2022-09-29 21:52:25,785 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-29 21:52:25,786 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-09-29 21:52:25,788 INFO L202 PluginConnector]: Adding new model divinefifo-bug_1w1r.line1457.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 09:52:25 BoogieIcfgContainer [2022-09-29 21:52:25,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-29 21:52:25,790 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-29 21:52:25,790 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-29 21:52:25,800 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-29 21:52:25,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo-bug_1w1r.line1457.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 09:52:24" (1/2) ... [2022-09-29 21:52:25,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d22c131 and model type divinefifo-bug_1w1r.line1457.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.09 09:52:25, skipping insertion in model container [2022-09-29 21:52:25,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo-bug_1w1r.line1457.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 09:52:25" (2/2) ... [2022-09-29 21:52:25,802 INFO L112 eAbstractionObserver]: Analyzing ICFG divinefifo-bug_1w1r.line1457.bpl [2022-09-29 21:52:25,807 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-09-29 21:52:25,814 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-29 21:52:25,814 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-09-29 21:52:25,814 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-09-29 21:52:25,981 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-09-29 21:52:26,048 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-29 21:52:26,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-29 21:52:26,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 21:52:26,050 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) [2022-09-29 21:52:26,067 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 [2022-09-29 21:52:26,087 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-29 21:52:26,098 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-09-29 21:52:26,107 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;@baadd62, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-29 21:52:26,107 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-29 21:52:26,555 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 21:52:26,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 21:52:26,559 INFO L85 PathProgramCache]: Analyzing trace with hash -148521020, now seen corresponding path program 1 times [2022-09-29 21:52:26,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 21:52:26,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350526712] [2022-09-29 21:52:26,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 21:52:26,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 21:52:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 21:52:27,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 21:52:27,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 21:52:27,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350526712] [2022-09-29 21:52:27,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350526712] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 21:52:27,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-29 21:52:27,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-09-29 21:52:27,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776844510] [2022-09-29 21:52:27,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 21:52:27,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-09-29 21:52:27,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 21:52:27,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-09-29 21:52:27,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-09-29 21:52:27,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 21:52:27,050 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 21:52:27,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 316.0) internal successors, (632), 2 states have internal predecessors, (632), 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) [2022-09-29 21:52:27,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 21:52:27,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 21:52:27,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-09-29 21:52:27,251 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 21:52:27,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 21:52:27,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1387263032, now seen corresponding path program 1 times [2022-09-29 21:52:27,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 21:52:27,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655421158] [2022-09-29 21:52:27,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 21:52:27,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 21:52:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 21:52:28,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 21:52:28,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 21:52:28,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655421158] [2022-09-29 21:52:28,214 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655421158] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 21:52:28,214 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-29 21:52:28,214 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-09-29 21:52:28,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104680126] [2022-09-29 21:52:28,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 21:52:28,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-09-29 21:52:28,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 21:52:28,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-09-29 21:52:28,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2022-09-29 21:52:28,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 21:52:28,218 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 21:52:28,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 43.625) internal successors, (698), 17 states have internal predecessors, (698), 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) [2022-09-29 21:52:28,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 21:52:28,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 21:52:30,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 21:52:30,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-09-29 21:52:30,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-09-29 21:52:30,003 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 21:52:30,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 21:52:30,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1352451821, now seen corresponding path program 1 times [2022-09-29 21:52:30,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 21:52:30,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362315172] [2022-09-29 21:52:30,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 21:52:30,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 21:52:30,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 21:52:30,640 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 143 proven. 41 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-09-29 21:52:30,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 21:52:30,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362315172] [2022-09-29 21:52:30,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362315172] provided 0 perfect and 1 imperfect interpolant sequences [2022-09-29 21:52:30,642 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [462004034] [2022-09-29 21:52:30,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 21:52:30,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-29 21:52:30,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 21:52:30,656 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-09-29 21:52:30,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-09-29 21:52:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 21:52:31,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 2606 conjuncts, 379 conjunts are in the unsatisfiable core [2022-09-29 21:52:31,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 21:52:31,433 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-09-29 21:52:31,543 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-09-29 21:52:31,952 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-09-29 21:52:32,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-29 21:52:32,186 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-09-29 21:52:32,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-29 21:52:32,476 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-09-29 21:52:32,700 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-09-29 21:52:32,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-29 21:52:32,707 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-09-29 21:52:35,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-29 21:52:35,544 INFO L356 Elim1Store]: treesize reduction 8, result has 61.9 percent of original size [2022-09-29 21:52:35,545 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 22 [2022-09-29 21:52:35,697 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-09-29 21:52:36,189 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 49 [2022-09-29 21:52:36,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-29 21:52:36,197 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 30 [2022-09-29 21:52:42,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-29 21:52:42,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-29 21:52:42,719 INFO L173 IndexEqualityManager]: detected equality via solver [2022-09-29 21:52:42,729 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-09-29 21:52:42,729 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 48 [2022-09-29 21:52:42,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-29 21:52:42,736 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2022-09-29 21:52:42,754 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-09-29 21:52:48,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-29 21:52:48,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-29 21:52:48,154 INFO L173 IndexEqualityManager]: detected equality via solver [2022-09-29 21:52:48,173 INFO L356 Elim1Store]: treesize reduction 104, result has 14.0 percent of original size [2022-09-29 21:52:48,174 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 124 treesize of output 79 [2022-09-29 21:52:48,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-29 21:52:48,208 INFO L356 Elim1Store]: treesize reduction 18, result has 59.1 percent of original size [2022-09-29 21:52:48,209 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 60 [2022-09-29 21:52:51,748 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 13 [2022-09-29 21:52:51,772 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-09-29 21:52:51,772 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-09-29 21:52:51,773 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [462004034] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 21:52:51,773 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-09-29 21:52:51,773 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [102] imperfect sequences [14] total 114 [2022-09-29 21:52:51,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242272331] [2022-09-29 21:52:51,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 21:52:51,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 102 states [2022-09-29 21:52:51,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 21:52:51,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2022-09-29 21:52:51,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=522, Invalid=12360, Unknown=0, NotChecked=0, Total=12882 [2022-09-29 21:52:51,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 21:52:51,780 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 21:52:51,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 102 states, 102 states have (on average 9.803921568627452) internal successors, (1000), 102 states have internal predecessors, (1000), 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) [2022-09-29 21:52:51,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 21:52:51,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-09-29 21:52:51,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 21:52:59,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 21:52:59,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-09-29 21:52:59,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2022-09-29 21:52:59,736 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-09-29 21:52:59,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-09-29 21:52:59,907 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 21:52:59,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 21:52:59,907 INFO L85 PathProgramCache]: Analyzing trace with hash -654181178, now seen corresponding path program 1 times [2022-09-29 21:52:59,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 21:52:59,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314317376] [2022-09-29 21:52:59,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 21:52:59,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 21:53:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 21:53:00,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 21:53:00,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 21:53:00,283 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314317376] [2022-09-29 21:53:00,283 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314317376] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 21:53:00,283 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-29 21:53:00,283 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-09-29 21:53:00,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20484331] [2022-09-29 21:53:00,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 21:53:00,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-09-29 21:53:00,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 21:53:00,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-09-29 21:53:00,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-09-29 21:53:00,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 21:53:00,288 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 21:53:00,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 67.36363636363636) internal successors, (741), 12 states have internal predecessors, (741), 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) [2022-09-29 21:53:00,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 21:53:00,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-09-29 21:53:00,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2022-09-29 21:53:00,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.