/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/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps '"3,2 1,1 2,2"' --traceabstraction.defines.what.statements.are.considered.a.step.in.por GLOBAL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/queue-add-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-19 14:03:46,752 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2023-05-19 14:03:46,845 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-19 14:03:46,867 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-19 14:03:46,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-19 14:03:46,867 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-19 14:03:46,868 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-19 14:03:46,868 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-19 14:03:46,868 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-19 14:03:46,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-19 14:03:46,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-19 14:03:46,869 INFO L138 SettingsManager]: * Use SBE=true [2023-05-19 14:03:46,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-19 14:03:46,870 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-19 14:03:46,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-19 14:03:46,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-19 14:03:46,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-19 14:03:46,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-19 14:03:46,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-19 14:03:46,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-19 14:03:46,871 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-19 14:03:46,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-19 14:03:46,871 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-19 14:03:46,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-19 14:03:46,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-19 14:03:46,871 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-19 14:03:46,871 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-19 14:03:46,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-19 14:03:46,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 14:03:46,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-19 14:03:46,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-19 14:03:46,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-19 14:03:46,873 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-19 14:03:46,873 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-19 14:03:46,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-19 14:03:46,874 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-19 14:03:46,874 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-19 14:03:46,874 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-19 14:03:46,874 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-19 14:03:46,874 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-19 14:03:47,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-19 14:03:47,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-19 14:03:47,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-19 14:03:47,127 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-05-19 14:03:47,128 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2023-05-19 14:03:47,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/queue-add-2.wvr.bpl [2023-05-19 14:03:47,129 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/queue-add-2.wvr.bpl' [2023-05-19 14:03:47,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-19 14:03:47,150 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-05-19 14:03:47,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-19 14:03:47,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-19 14:03:47,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-19 14:03:47,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 02:03:47" (1/1) ... [2023-05-19 14:03:47,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 02:03:47" (1/1) ... [2023-05-19 14:03:47,175 INFO L138 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-05-19 14:03:47,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-19 14:03:47,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-19 14:03:47,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-19 14:03:47,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-19 14:03:47,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 02:03:47" (1/1) ... [2023-05-19 14:03:47,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 02:03:47" (1/1) ... [2023-05-19 14:03:47,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 02:03:47" (1/1) ... [2023-05-19 14:03:47,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 02:03:47" (1/1) ... [2023-05-19 14:03:47,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 02:03:47" (1/1) ... [2023-05-19 14:03:47,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 02:03:47" (1/1) ... [2023-05-19 14:03:47,193 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 02:03:47" (1/1) ... [2023-05-19 14:03:47,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 02:03:47" (1/1) ... [2023-05-19 14:03:47,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-19 14:03:47,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-19 14:03:47,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-19 14:03:47,196 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-19 14:03:47,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 02:03:47" (1/1) ... [2023-05-19 14:03:47,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 14:03:47,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:03:47,226 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) [2023-05-19 14:03:47,237 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 [2023-05-19 14:03:47,258 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-05-19 14:03:47,258 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-19 14:03:47,258 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-19 14:03:47,259 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-05-19 14:03:47,259 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-19 14:03:47,259 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-19 14:03:47,260 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-05-19 14:03:47,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-19 14:03:47,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-19 14:03:47,261 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-19 14:03:47,301 INFO L235 CfgBuilder]: Building ICFG [2023-05-19 14:03:47,303 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-19 14:03:47,440 INFO L276 CfgBuilder]: Performing block encoding [2023-05-19 14:03:47,463 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-19 14:03:47,463 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-19 14:03:47,465 INFO L202 PluginConnector]: Adding new model queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 02:03:47 BoogieIcfgContainer [2023-05-19 14:03:47,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-19 14:03:47,467 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-19 14:03:47,467 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-19 14:03:47,470 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-19 14:03:47,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 02:03:47" (1/2) ... [2023-05-19 14:03:47,471 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@190ddc61 and model type queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.05 02:03:47, skipping insertion in model container [2023-05-19 14:03:47,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 02:03:47" (2/2) ... [2023-05-19 14:03:47,472 INFO L112 eAbstractionObserver]: Analyzing ICFG queue-add-2.wvr.bpl [2023-05-19 14:03:47,489 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-19 14:03:47,498 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-19 14:03:47,499 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-19 14:03:47,499 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-19 14:03:47,553 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-19 14:03:47,606 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 14:03:47,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-19 14:03:47,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:03:47,608 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) [2023-05-19 14:03:47,628 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 [2023-05-19 14:03:47,664 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-19 14:03:47,681 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-19 14:03:47,692 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;@79bb45b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 14:03:47,693 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-19 14:03:47,853 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:03:47,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:03:47,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1855663554, now seen corresponding path program 1 times [2023-05-19 14:03:47,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:03:47,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614473708] [2023-05-19 14:03:47,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:03:47,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:03:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:03:48,186 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-19 14:03:48,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:03:48,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614473708] [2023-05-19 14:03:48,187 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614473708] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 14:03:48,188 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 14:03:48,188 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-05-19 14:03:48,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236013790] [2023-05-19 14:03:48,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 14:03:48,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-19 14:03:48,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:03:48,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-19 14:03:48,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-05-19 14:03:48,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:03:48,211 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:03:48,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 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) [2023-05-19 14:03:48,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:03:48,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:03:48,281 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-19 14:03:48,281 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:03:48,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:03:48,282 INFO L85 PathProgramCache]: Analyzing trace with hash -834765700, now seen corresponding path program 2 times [2023-05-19 14:03:48,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:03:48,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034659153] [2023-05-19 14:03:48,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:03:48,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:03:48,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:03:48,739 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:03:48,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:03:48,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034659153] [2023-05-19 14:03:48,740 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034659153] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:03:48,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755263662] [2023-05-19 14:03:48,740 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 14:03:48,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:03:48,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:03:48,745 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) [2023-05-19 14:03:48,763 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-19 14:03:48,796 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 14:03:48,796 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:03:48,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 22 conjunts are in the unsatisfiable core [2023-05-19 14:03:48,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:03:49,023 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 11 treesize of output 7 [2023-05-19 14:03:49,322 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:03:49,322 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:03:49,702 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 14:03:49,703 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2023-05-19 14:03:49,763 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:03:49,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [755263662] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:03:49,764 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:03:49,764 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14, 14] total 33 [2023-05-19 14:03:49,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916323046] [2023-05-19 14:03:49,765 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:03:49,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-05-19 14:03:49,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:03:49,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-05-19 14:03:49,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=961, Unknown=0, NotChecked=0, Total=1122 [2023-05-19 14:03:49,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:03:49,768 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:03:49,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 1.8235294117647058) internal successors, (62), 33 states have internal predecessors, (62), 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) [2023-05-19 14:03:49,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:03:49,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:03:50,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:03:50,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 14:03:50,391 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-05-19 14:03:50,568 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,SelfDestructingSolverStorable1 [2023-05-19 14:03:50,569 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:03:50,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:03:50,570 INFO L85 PathProgramCache]: Analyzing trace with hash -445566914, now seen corresponding path program 3 times [2023-05-19 14:03:50,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:03:50,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707862526] [2023-05-19 14:03:50,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:03:50,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:03:50,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:03:51,101 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:03:51,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:03:51,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707862526] [2023-05-19 14:03:51,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707862526] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:03:51,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1642040093] [2023-05-19 14:03:51,102 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 14:03:51,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:03:51,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:03:51,103 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:03:51,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-19 14:03:51,137 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-05-19 14:03:51,137 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:03:51,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 36 conjunts are in the unsatisfiable core [2023-05-19 14:03:51,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:03:51,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:03:51,563 INFO L356 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2023-05-19 14:03:51,564 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 21 treesize of output 21 [2023-05-19 14:03:52,116 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:03:52,118 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:03:53,193 INFO L356 Elim1Store]: treesize reduction 16, result has 80.2 percent of original size [2023-05-19 14:03:53,193 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 66 treesize of output 114 [2023-05-19 14:03:53,806 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:03:53,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1642040093] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:03:53,806 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:03:53,806 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 20, 20] total 51 [2023-05-19 14:03:53,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932410410] [2023-05-19 14:03:53,806 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:03:53,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2023-05-19 14:03:53,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:03:53,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2023-05-19 14:03:53,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=314, Invalid=2338, Unknown=0, NotChecked=0, Total=2652 [2023-05-19 14:03:53,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:03:53,809 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:03:53,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 1.6730769230769231) internal successors, (87), 51 states have internal predecessors, (87), 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) [2023-05-19 14:03:53,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:03:53,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-19 14:03:53,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:03:56,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:03:56,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 14:03:56,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:03:56,123 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-19 14:03:56,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:03:56,321 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:03:56,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:03:56,321 INFO L85 PathProgramCache]: Analyzing trace with hash -129558914, now seen corresponding path program 4 times [2023-05-19 14:03:56,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:03:56,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057697372] [2023-05-19 14:03:56,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:03:56,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:03:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:03:57,190 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 3 proven. 51 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-05-19 14:03:57,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:03:57,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057697372] [2023-05-19 14:03:57,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057697372] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:03:57,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1562181746] [2023-05-19 14:03:57,191 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-19 14:03:57,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:03:57,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:03:57,196 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:03:57,197 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-19 14:03:57,225 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-19 14:03:57,226 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:03:57,227 WARN L261 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 58 conjunts are in the unsatisfiable core [2023-05-19 14:03:57,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:03:58,034 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:03:58,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:03:58,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:03:58,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:03:58,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:03:58,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:03:58,038 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:03:58,038 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:03:58,039 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2023-05-19 14:03:58,263 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:03:58,263 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:03:59,329 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 14:03:59,329 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 78 treesize of output 188 [2023-05-19 14:03:59,450 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:03:59,450 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1562181746] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:03:59,450 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:03:59,450 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 24, 24] total 59 [2023-05-19 14:03:59,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140220348] [2023-05-19 14:03:59,451 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:03:59,451 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2023-05-19 14:03:59,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:03:59,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2023-05-19 14:03:59,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=321, Invalid=3219, Unknown=0, NotChecked=0, Total=3540 [2023-05-19 14:03:59,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:03:59,453 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:03:59,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 1.8833333333333333) internal successors, (113), 59 states have internal predecessors, (113), 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) [2023-05-19 14:03:59,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:03:59,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-19 14:03:59,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:03:59,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:04:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:04:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 14:04:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:04:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-19 14:04:02,905 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-05-19 14:04:03,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:04:03,093 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:04:03,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:04:03,094 INFO L85 PathProgramCache]: Analyzing trace with hash -1957521192, now seen corresponding path program 5 times [2023-05-19 14:04:03,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:04:03,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822290788] [2023-05-19 14:04:03,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:04:03,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:04:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:04:04,246 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 9 proven. 79 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-05-19 14:04:04,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:04:04,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822290788] [2023-05-19 14:04:04,247 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822290788] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:04:04,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1350574745] [2023-05-19 14:04:04,247 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-19 14:04:04,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:04:04,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:04:04,248 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:04:04,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-19 14:04:04,286 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2023-05-19 14:04:04,286 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:04:04,288 WARN L261 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 80 conjunts are in the unsatisfiable core [2023-05-19 14:04:04,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:04:05,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:05,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:05,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:05,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:05,858 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:05,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:05,860 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:05,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:05,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:05,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:05,862 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:05,863 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:05,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:05,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:05,865 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:05,866 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 15 disjoint index pairs (out of 55 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 30 [2023-05-19 14:04:06,029 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:04:06,030 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:04:07,824 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 14:04:07,825 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 114 treesize of output 396 [2023-05-19 14:04:08,214 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:04:08,214 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1350574745] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:04:08,214 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:04:08,214 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 32, 32] total 75 [2023-05-19 14:04:08,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145501357] [2023-05-19 14:04:08,215 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:04:08,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 76 states [2023-05-19 14:04:08,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:04:08,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2023-05-19 14:04:08,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=492, Invalid=5208, Unknown=0, NotChecked=0, Total=5700 [2023-05-19 14:04:08,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:04:08,225 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:04:08,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 76 states, 76 states have (on average 1.855263157894737) internal successors, (141), 75 states have internal predecessors, (141), 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) [2023-05-19 14:04:08,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:04:08,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-19 14:04:08,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:04:08,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2023-05-19 14:04:08,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:04:13,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:04:13,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:04:13,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:04:13,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:04:13,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:04:13,097 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-19 14:04:13,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:04:13,277 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:04:13,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:04:13,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1224352605, now seen corresponding path program 6 times [2023-05-19 14:04:13,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:04:13,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825499563] [2023-05-19 14:04:13,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:04:13,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:04:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:04:13,437 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 54 proven. 75 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-05-19 14:04:13,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:04:13,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825499563] [2023-05-19 14:04:13,438 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825499563] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:04:13,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [347717774] [2023-05-19 14:04:13,438 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-19 14:04:13,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:04:13,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:04:13,439 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:04:13,460 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-19 14:04:13,494 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2023-05-19 14:04:13,495 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:04:13,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 20 conjunts are in the unsatisfiable core [2023-05-19 14:04:13,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:04:13,575 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 54 proven. 62 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2023-05-19 14:04:13,575 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:04:13,703 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 54 proven. 62 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2023-05-19 14:04:13,703 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [347717774] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:04:13,704 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:04:13,704 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 5 [2023-05-19 14:04:13,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819387033] [2023-05-19 14:04:13,704 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:04:13,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-19 14:04:13,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:04:13,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-19 14:04:13,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-05-19 14:04:13,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:04:13,705 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:04:13,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 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) [2023-05-19 14:04:13,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:04:13,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:04:13,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:04:13,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:04:13,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:04:13,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:04:13,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:04:13,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:04:13,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:04:13,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:04:13,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:04:13,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:04:13,781 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-05-19 14:04:13,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:04:13,979 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:04:13,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:04:13,979 INFO L85 PathProgramCache]: Analyzing trace with hash 490012550, now seen corresponding path program 7 times [2023-05-19 14:04:13,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:04:13,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741637911] [2023-05-19 14:04:13,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:04:13,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:04:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:04:15,585 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 12 proven. 143 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-05-19 14:04:15,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:04:15,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741637911] [2023-05-19 14:04:15,585 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741637911] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:04:15,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [701858054] [2023-05-19 14:04:15,585 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-19 14:04:15,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:04:15,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:04:15,587 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:04:15,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-05-19 14:04:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:04:15,638 WARN L261 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 106 conjunts are in the unsatisfiable core [2023-05-19 14:04:15,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:04:18,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,024 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:18,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,029 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:18,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,035 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:18,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,036 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:18,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,042 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:18,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:18,044 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:18,044 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:18,045 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 28 disjoint index pairs (out of 105 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 38 [2023-05-19 14:04:18,348 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:04:18,349 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:04:21,546 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 14:04:21,546 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 150 treesize of output 684 [2023-05-19 14:04:22,248 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:04:22,248 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [701858054] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:04:22,248 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:04:22,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 40, 40] total 95 [2023-05-19 14:04:22,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382890938] [2023-05-19 14:04:22,249 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:04:22,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2023-05-19 14:04:22,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:04:22,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2023-05-19 14:04:22,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=664, Invalid=8456, Unknown=0, NotChecked=0, Total=9120 [2023-05-19 14:04:22,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:04:22,252 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:04:22,253 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 96 states, 96 states have (on average 1.8125) internal successors, (174), 95 states have internal predecessors, (174), 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) [2023-05-19 14:04:22,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:04:22,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:04:22,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:04:22,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:04:22,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:04:22,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:04:22,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:04:28,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:04:28,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:04:28,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:04:28,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:04:28,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:04:28,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:04:28,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-19 14:04:28,980 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-05-19 14:04:29,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:04:29,166 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:04:29,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:04:29,166 INFO L85 PathProgramCache]: Analyzing trace with hash 81905529, now seen corresponding path program 8 times [2023-05-19 14:04:29,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:04:29,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861465113] [2023-05-19 14:04:29,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:04:29,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:04:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:04:29,509 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 127 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2023-05-19 14:04:29,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:04:29,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861465113] [2023-05-19 14:04:29,509 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861465113] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:04:29,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1350261018] [2023-05-19 14:04:29,510 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 14:04:29,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:04:29,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:04:29,511 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:04:29,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-05-19 14:04:29,566 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 14:04:29,567 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:04:29,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 40 conjunts are in the unsatisfiable core [2023-05-19 14:04:29,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:04:29,770 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:29,771 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 11 treesize of output 7 [2023-05-19 14:04:29,785 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 109 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2023-05-19 14:04:29,785 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:04:29,829 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 14:04:29,829 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 14:04:29,962 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 109 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2023-05-19 14:04:29,962 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1350261018] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:04:29,962 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:04:29,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 15 [2023-05-19 14:04:29,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286742966] [2023-05-19 14:04:29,963 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:04:29,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-05-19 14:04:29,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:04:29,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-05-19 14:04:29,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2023-05-19 14:04:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:04:29,964 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:04:29,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.25) internal successors, (68), 15 states have internal predecessors, (68), 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) [2023-05-19 14:04:29,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:04:29,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:04:29,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:04:29,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:04:29,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:04:29,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:04:29,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-19 14:04:29,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:04:30,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:04:30,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:04:30,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:04:30,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:04:30,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:04:30,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:04:30,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:04:30,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:04:30,191 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-05-19 14:04:30,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-05-19 14:04:30,377 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:04:30,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:04:30,377 INFO L85 PathProgramCache]: Analyzing trace with hash 25460512, now seen corresponding path program 9 times [2023-05-19 14:04:30,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:04:30,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314063645] [2023-05-19 14:04:30,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:04:30,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:04:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:04:32,460 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 15 proven. 232 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2023-05-19 14:04:32,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:04:32,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314063645] [2023-05-19 14:04:32,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314063645] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:04:32,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [980220954] [2023-05-19 14:04:32,461 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 14:04:32,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:04:32,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:04:32,462 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:04:32,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-05-19 14:04:32,504 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2023-05-19 14:04:32,505 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:04:32,506 WARN L261 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 128 conjunts are in the unsatisfiable core [2023-05-19 14:04:32,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:04:36,553 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:36,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,568 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:36,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,571 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:36,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,579 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:36,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,583 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:36,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,585 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:36,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,588 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:36,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,589 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:36,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:04:36,590 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:36,591 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 45 disjoint index pairs (out of 171 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 46 [2023-05-19 14:04:36,832 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:04:36,832 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:04:42,448 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 14:04:42,449 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 0 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 190 case distinctions, treesize of input 186 treesize of output 1052 [2023-05-19 14:04:43,484 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:04:43,484 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [980220954] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:04:43,484 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:04:43,484 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 48, 48] total 116 [2023-05-19 14:04:43,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408431681] [2023-05-19 14:04:43,484 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:04:43,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 117 states [2023-05-19 14:04:43,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:04:43,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 117 interpolants. [2023-05-19 14:04:43,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=832, Invalid=12740, Unknown=0, NotChecked=0, Total=13572 [2023-05-19 14:04:43,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:04:43,489 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:04:43,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 117 states, 117 states have (on average 1.7863247863247864) internal successors, (209), 116 states have internal predecessors, (209), 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) [2023-05-19 14:04:43,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:04:43,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:04:43,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:04:43,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:04:43,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:04:43,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:04:43,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:04:43,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:04:43,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:04:54,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:04:54,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:04:54,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:04:54,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:04:54,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:04:54,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:04:54,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:04:54,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:04:54,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2023-05-19 14:04:54,574 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-05-19 14:04:54,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:04:54,760 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:04:54,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:04:54,760 INFO L85 PathProgramCache]: Analyzing trace with hash -372084362, now seen corresponding path program 10 times [2023-05-19 14:04:54,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:04:54,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058796308] [2023-05-19 14:04:54,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:04:54,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:04:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:04:55,091 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 173 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2023-05-19 14:04:55,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:04:55,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058796308] [2023-05-19 14:04:55,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058796308] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:04:55,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1008060975] [2023-05-19 14:04:55,092 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-19 14:04:55,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:04:55,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:04:55,094 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:04:55,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-05-19 14:04:55,142 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-19 14:04:55,142 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:04:55,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 44 conjunts are in the unsatisfiable core [2023-05-19 14:04:55,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:04:55,336 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:04:55,338 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 11 treesize of output 7 [2023-05-19 14:04:55,352 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2023-05-19 14:04:55,352 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:04:55,394 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 14:04:55,394 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 14:04:55,520 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2023-05-19 14:04:55,520 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1008060975] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:04:55,520 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:04:55,520 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 15 [2023-05-19 14:04:55,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316225215] [2023-05-19 14:04:55,520 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:04:55,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-05-19 14:04:55,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:04:55,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-05-19 14:04:55,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2023-05-19 14:04:55,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:04:55,522 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:04:55,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.625) internal successors, (74), 15 states have internal predecessors, (74), 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) [2023-05-19 14:04:55,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:04:55,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:04:55,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:04:55,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:04:55,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:04:55,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:04:55,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:04:55,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:04:55,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2023-05-19 14:04:55,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:04:55,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:04:55,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:04:55,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:04:55,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:04:55,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:04:55,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:04:55,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:04:55,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:04:55,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2023-05-19 14:04:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:04:55,696 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-05-19 14:04:55,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-05-19 14:04:55,881 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:04:55,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:04:55,882 INFO L85 PathProgramCache]: Analyzing trace with hash -66423504, now seen corresponding path program 11 times [2023-05-19 14:04:55,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:04:55,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787409439] [2023-05-19 14:04:55,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:04:55,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:04:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:04:57,861 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 18 proven. 259 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2023-05-19 14:04:57,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:04:57,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787409439] [2023-05-19 14:04:57,861 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787409439] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:04:57,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1734314391] [2023-05-19 14:04:57,861 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-19 14:04:57,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:04:57,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:04:57,862 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:04:57,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-05-19 14:04:57,910 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2023-05-19 14:04:57,910 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:04:57,912 WARN L261 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 143 conjunts are in the unsatisfiable core [2023-05-19 14:04:57,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:05:03,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,375 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:03,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,382 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:03,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,393 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:03,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,401 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:03,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,404 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:03,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,410 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:03,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,415 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:03,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,418 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:03,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:03,422 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:03,423 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:03,424 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 21 select indices, 21 select index equivalence classes, 55 disjoint index pairs (out of 210 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 50 [2023-05-19 14:05:03,692 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 452 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:05:03,692 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:05:09,786 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,787 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,788 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,788 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,789 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,789 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,790 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,798 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,800 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,801 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,802 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,802 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,802 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,804 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,804 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,805 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,805 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,805 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,806 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,807 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,807 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,808 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,812 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,812 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,812 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,819 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,821 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,821 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,822 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,826 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,826 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,827 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,827 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,828 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,828 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,831 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,831 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,833 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,834 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,835 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,835 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,836 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,838 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,838 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,838 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,840 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,842 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,843 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,843 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,844 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,844 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,845 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,846 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,846 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:09,846 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:10,207 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 14:05:10,209 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 165 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 66 case distinctions, treesize of input 211 treesize of output 719 [2023-05-19 14:05:10,730 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 452 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:05:10,730 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1734314391] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:05:10,730 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:05:10,731 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 54, 54] total 130 [2023-05-19 14:05:10,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125921457] [2023-05-19 14:05:10,731 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:05:10,731 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 131 states [2023-05-19 14:05:10,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:05:10,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 131 interpolants. [2023-05-19 14:05:10,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1159, Invalid=15871, Unknown=0, NotChecked=0, Total=17030 [2023-05-19 14:05:10,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:05:10,745 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:05:10,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 131 states, 131 states have (on average 1.748091603053435) internal successors, (229), 130 states have internal predecessors, (229), 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) [2023-05-19 14:05:10,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:05:10,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:05:10,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:05:10,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:05:10,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:05:10,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:05:10,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:05:10,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:05:10,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2023-05-19 14:05:10,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:05:10,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:05:25,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:05:25,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:05:25,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:05:25,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:05:25,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:05:25,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:05:25,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:05:25,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:05:25,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:05:25,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:05:25,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2023-05-19 14:05:25,767 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-05-19 14:05:25,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-05-19 14:05:25,957 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:05:25,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:05:25,958 INFO L85 PathProgramCache]: Analyzing trace with hash 2890625, now seen corresponding path program 12 times [2023-05-19 14:05:25,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:05:25,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603526908] [2023-05-19 14:05:25,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:05:25,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:05:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:05:26,386 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 326 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2023-05-19 14:05:26,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:05:26,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603526908] [2023-05-19 14:05:26,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603526908] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:05:26,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1790822824] [2023-05-19 14:05:26,387 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-19 14:05:26,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:05:26,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:05:26,389 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:05:26,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-05-19 14:05:26,443 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2023-05-19 14:05:26,443 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:05:26,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 58 conjunts are in the unsatisfiable core [2023-05-19 14:05:26,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:05:26,736 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:26,736 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 13 treesize of output 7 [2023-05-19 14:05:26,751 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 302 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2023-05-19 14:05:26,751 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:05:26,837 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 14:05:26,837 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 14:05:26,983 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 302 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2023-05-19 14:05:26,984 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1790822824] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:05:26,984 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:05:26,984 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 23 [2023-05-19 14:05:26,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407832895] [2023-05-19 14:05:26,984 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:05:26,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2023-05-19 14:05:26,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:05:26,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-05-19 14:05:26,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=484, Unknown=0, NotChecked=0, Total=552 [2023-05-19 14:05:26,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:05:26,985 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:05:26,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.083333333333333) internal successors, (98), 23 states have internal predecessors, (98), 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) [2023-05-19 14:05:26,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:05:26,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:05:26,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:05:26,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:05:26,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:05:26,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:05:26,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:05:26,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:05:26,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:05:26,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:05:26,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2023-05-19 14:05:26,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:05:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:05:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:05:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:05:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:05:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:05:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:05:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:05:27,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:05:27,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:05:27,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:05:27,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:05:27,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:05:27,282 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-05-19 14:05:27,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-05-19 14:05:27,467 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:05:27,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:05:27,468 INFO L85 PathProgramCache]: Analyzing trace with hash -1796590189, now seen corresponding path program 13 times [2023-05-19 14:05:27,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:05:27,468 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117164206] [2023-05-19 14:05:27,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:05:27,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:05:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:05:27,897 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 326 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2023-05-19 14:05:27,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:05:27,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117164206] [2023-05-19 14:05:27,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117164206] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:05:27,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2112842588] [2023-05-19 14:05:27,898 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-19 14:05:27,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:05:27,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:05:27,900 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:05:27,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-05-19 14:05:27,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:05:27,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 56 conjunts are in the unsatisfiable core [2023-05-19 14:05:27,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:05:28,256 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:28,257 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 11 treesize of output 7 [2023-05-19 14:05:28,273 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 302 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2023-05-19 14:05:28,274 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:05:28,366 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 14:05:28,367 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 14:05:28,539 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 302 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2023-05-19 14:05:28,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2112842588] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:05:28,540 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:05:28,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 23 [2023-05-19 14:05:28,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326564245] [2023-05-19 14:05:28,540 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:05:28,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2023-05-19 14:05:28,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:05:28,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-05-19 14:05:28,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=484, Unknown=0, NotChecked=0, Total=552 [2023-05-19 14:05:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:05:28,541 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:05:28,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.083333333333333) internal successors, (98), 23 states have internal predecessors, (98), 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) [2023-05-19 14:05:28,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:05:28,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:05:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:05:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:05:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:05:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:05:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:05:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:05:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:05:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:05:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:05:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:05:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:05:28,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:05:28,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:05:28,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:05:28,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:05:28,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:05:28,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:05:28,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:05:28,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:05:28,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:05:28,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:05:28,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:05:28,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:05:28,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:05:28,753 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-05-19 14:05:28,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-05-19 14:05:28,941 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:05:28,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:05:28,941 INFO L85 PathProgramCache]: Analyzing trace with hash -790705075, now seen corresponding path program 14 times [2023-05-19 14:05:28,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:05:28,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063317453] [2023-05-19 14:05:28,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:05:28,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:05:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:05:29,164 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 107 proven. 286 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2023-05-19 14:05:29,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:05:29,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063317453] [2023-05-19 14:05:29,165 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063317453] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:05:29,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1774458387] [2023-05-19 14:05:29,165 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 14:05:29,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:05:29,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:05:29,166 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:05:29,197 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-05-19 14:05:29,225 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 14:05:29,226 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:05:29,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 30 conjunts are in the unsatisfiable core [2023-05-19 14:05:29,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:05:29,368 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 107 proven. 268 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2023-05-19 14:05:29,368 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:05:29,583 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 107 proven. 268 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2023-05-19 14:05:29,583 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1774458387] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:05:29,583 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:05:29,583 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 8 [2023-05-19 14:05:29,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362660139] [2023-05-19 14:05:29,584 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:05:29,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-05-19 14:05:29,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:05:29,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-05-19 14:05:29,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2023-05-19 14:05:29,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:05:29,585 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:05:29,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 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) [2023-05-19 14:05:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:05:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:05:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:05:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:05:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:05:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:05:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:05:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:05:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:05:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:05:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:05:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:05:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:05:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:05:29,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:05:29,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:05:29,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:05:29,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:05:29,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:05:29,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:05:29,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:05:29,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:05:29,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:05:29,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:05:29,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:05:29,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:05:29,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:05:29,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:05:29,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-05-19 14:05:29,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:05:29,849 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:05:29,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:05:29,849 INFO L85 PathProgramCache]: Analyzing trace with hash -756036560, now seen corresponding path program 15 times [2023-05-19 14:05:29,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:05:29,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996401472] [2023-05-19 14:05:29,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:05:29,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:05:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:05:32,491 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 21 proven. 376 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2023-05-19 14:05:32,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:05:32,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996401472] [2023-05-19 14:05:32,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996401472] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:05:32,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1878678414] [2023-05-19 14:05:32,492 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 14:05:32,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:05:32,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:05:32,493 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:05:32,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-05-19 14:05:32,540 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2023-05-19 14:05:32,540 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:05:32,545 WARN L261 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 166 conjunts are in the unsatisfiable core [2023-05-19 14:05:32,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:05:39,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,504 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:39,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,514 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:39,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,520 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:39,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,525 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:39,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,530 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:39,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,534 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:39,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,539 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:39,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,543 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:39,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,546 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:39,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,547 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:39,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:05:39,550 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:39,551 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:05:39,556 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 25 select indices, 25 select index equivalence classes, 78 disjoint index pairs (out of 300 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 58 [2023-05-19 14:05:40,006 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 0 proven. 625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:05:40,006 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:05:50,429 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 14:05:50,430 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 26 select indices, 26 select index equivalence classes, 0 disjoint index pairs (out of 325 index pairs), introduced 26 new quantified variables, introduced 325 case distinctions, treesize of input 247 treesize of output 1757 [2023-05-19 14:05:52,953 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 0 proven. 625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:05:52,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1878678414] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:05:52,954 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:05:52,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 62, 62] total 149 [2023-05-19 14:05:52,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499925784] [2023-05-19 14:05:52,954 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:05:52,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 150 states [2023-05-19 14:05:52,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:05:52,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 150 interpolants. [2023-05-19 14:05:52,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1175, Invalid=21175, Unknown=0, NotChecked=0, Total=22350 [2023-05-19 14:05:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:05:52,960 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:05:52,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 150 states, 150 states have (on average 1.74) internal successors, (261), 149 states have internal predecessors, (261), 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) [2023-05-19 14:05:52,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:05:52,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:05:52,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:05:52,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:05:52,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:05:52,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:05:52,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:05:52,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:05:52,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:05:52,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:05:52,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:05:52,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:05:52,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:05:52,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:05:52,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:06:13,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:06:13,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:06:13,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:06:13,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:06:13,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:06:13,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:06:13,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:06:13,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:06:13,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:06:13,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:06:13,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:06:13,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:06:13,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:06:13,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:06:13,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2023-05-19 14:06:13,654 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-05-19 14:06:13,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-05-19 14:06:13,841 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:06:13,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:06:13,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1147808066, now seen corresponding path program 16 times [2023-05-19 14:06:13,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:06:13,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779816378] [2023-05-19 14:06:13,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:06:13,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:06:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:06:14,250 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2023-05-19 14:06:14,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:06:14,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779816378] [2023-05-19 14:06:14,250 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779816378] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:06:14,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1278172751] [2023-05-19 14:06:14,250 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-19 14:06:14,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:06:14,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:06:14,253 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:06:14,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-05-19 14:06:14,310 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-19 14:06:14,310 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:06:14,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 60 conjunts are in the unsatisfiable core [2023-05-19 14:06:14,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:06:14,686 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:14,686 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 11 treesize of output 7 [2023-05-19 14:06:14,702 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 0 proven. 373 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2023-05-19 14:06:14,702 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:06:14,730 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 14:06:14,730 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 14:06:14,883 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 0 proven. 373 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2023-05-19 14:06:14,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1278172751] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:06:14,884 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:06:14,884 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 18 [2023-05-19 14:06:14,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064262843] [2023-05-19 14:06:14,884 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:06:14,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-05-19 14:06:14,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:06:14,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-05-19 14:06:14,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2023-05-19 14:06:14,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:06:14,885 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:06:14,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.368421052631579) internal successors, (83), 18 states have internal predecessors, (83), 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) [2023-05-19 14:06:14,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:06:14,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:06:14,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:06:14,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:06:14,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:06:14,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:06:14,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:06:14,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:06:14,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:06:14,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:06:14,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:06:14,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:06:14,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:06:14,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:06:14,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2023-05-19 14:06:14,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:06:15,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:06:15,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:06:15,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:06:15,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:06:15,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:06:15,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:06:15,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:06:15,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:06:15,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:06:15,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:06:15,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:06:15,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:06:15,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:06:15,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:06:15,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2023-05-19 14:06:15,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:06:15,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-05-19 14:06:15,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-05-19 14:06:15,320 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:06:15,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:06:15,321 INFO L85 PathProgramCache]: Analyzing trace with hash 232264312, now seen corresponding path program 17 times [2023-05-19 14:06:15,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:06:15,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194073928] [2023-05-19 14:06:15,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:06:15,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:06:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:06:18,658 INFO L134 CoverageAnalysis]: Checked inductivity of 826 backedges. 24 proven. 514 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-05-19 14:06:18,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:06:18,658 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194073928] [2023-05-19 14:06:18,658 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194073928] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:06:18,658 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1745395136] [2023-05-19 14:06:18,658 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-19 14:06:18,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:06:18,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:06:18,660 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:06:18,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-05-19 14:06:18,730 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2023-05-19 14:06:18,730 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:06:18,732 WARN L261 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 207 conjunts are in the unsatisfiable core [2023-05-19 14:06:18,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:06:30,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,739 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:30,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,757 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:30,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,764 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:30,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,773 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:30,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,781 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:30,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,789 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:30,789 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:30,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,800 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:30,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,804 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:30,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,815 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:30,815 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:30,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,818 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:30,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:06:30,819 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:30,820 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:30,823 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 29 select indices, 29 select index equivalence classes, 105 disjoint index pairs (out of 406 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 66 [2023-05-19 14:06:31,428 INFO L134 CoverageAnalysis]: Checked inductivity of 826 backedges. 0 proven. 826 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:06:31,428 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:06:52,467 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,472 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,473 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,473 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,474 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,474 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,474 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,475 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,475 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,475 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,476 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,477 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,478 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,479 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,479 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,479 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,480 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,480 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,480 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,481 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,482 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,483 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,486 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,487 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,489 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,498 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,500 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,501 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,503 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,504 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,504 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,504 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,505 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,507 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,509 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,510 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,510 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,510 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,511 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,512 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,512 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,512 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,513 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,513 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,514 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,519 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,519 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,520 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,520 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,520 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,522 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,523 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,524 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,528 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,529 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,529 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,530 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,531 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,531 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,532 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,532 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,535 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,537 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,537 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,538 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,538 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,539 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,539 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,539 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,540 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,540 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,540 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,542 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,543 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,543 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,544 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,544 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,544 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,545 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,545 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,545 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,546 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,550 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,551 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,551 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,552 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,552 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,552 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,553 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,556 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,558 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,558 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,559 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,559 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,560 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,562 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,563 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,564 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,565 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,565 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,566 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,567 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,568 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,569 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,569 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:06:52,569 INFO L244 Elim1Store]: Index analysis took 106 ms [2023-05-19 14:06:53,494 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 14:06:53,495 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 315 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 120 case distinctions, treesize of input 339 treesize of output 1299 [2023-05-19 14:06:54,523 INFO L134 CoverageAnalysis]: Checked inductivity of 826 backedges. 0 proven. 826 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:06:54,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1745395136] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:06:54,523 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:06:54,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 86, 86] total 204 [2023-05-19 14:06:54,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426049362] [2023-05-19 14:06:54,523 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:06:54,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 205 states [2023-05-19 14:06:54,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:06:54,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 205 interpolants. [2023-05-19 14:06:54,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2150, Invalid=39670, Unknown=0, NotChecked=0, Total=41820 [2023-05-19 14:06:54,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:06:54,527 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:06:54,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 205 states, 205 states have (on average 1.4634146341463414) internal successors, (300), 204 states have internal predecessors, (300), 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) [2023-05-19 14:06:54,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:06:54,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:06:54,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:06:54,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:06:54,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:06:54,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:06:54,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:06:54,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:06:54,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:06:54,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:06:54,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:06:54,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:06:54,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:06:54,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:06:54,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2023-05-19 14:06:54,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:06:54,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:07:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:07:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-19 14:07:34,741 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-05-19 14:07:34,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-05-19 14:07:34,924 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:07:34,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:07:34,925 INFO L85 PathProgramCache]: Analyzing trace with hash 1189119506, now seen corresponding path program 18 times [2023-05-19 14:07:34,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:07:34,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863370692] [2023-05-19 14:07:34,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:07:34,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:07:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:07:35,389 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 0 proven. 432 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2023-05-19 14:07:35,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:07:35,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863370692] [2023-05-19 14:07:35,389 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863370692] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:07:35,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [867945333] [2023-05-19 14:07:35,389 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-19 14:07:35,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:07:35,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:07:35,391 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:07:35,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-05-19 14:07:35,450 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2023-05-19 14:07:35,451 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:07:35,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 64 conjunts are in the unsatisfiable core [2023-05-19 14:07:35,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:07:35,758 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:35,759 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 11 treesize of output 7 [2023-05-19 14:07:35,772 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 0 proven. 402 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2023-05-19 14:07:35,773 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:07:35,800 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 14:07:35,800 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 14:07:35,965 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 0 proven. 402 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2023-05-19 14:07:35,966 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [867945333] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:07:35,966 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:07:35,966 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 18 [2023-05-19 14:07:35,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277464581] [2023-05-19 14:07:35,966 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:07:35,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-05-19 14:07:35,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:07:35,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-05-19 14:07:35,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2023-05-19 14:07:35,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:07:35,967 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:07:35,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.2631578947368425) internal successors, (81), 18 states have internal predecessors, (81), 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) [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-19 14:07:35,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:07:36,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:07:36,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:07:36,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:07:36,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:07:36,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:07:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:07:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:07:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:07:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:07:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:07:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:07:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:07:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:07:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:07:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:07:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:07:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-19 14:07:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:07:36,177 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2023-05-19 14:07:36,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-05-19 14:07:36,373 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:07:36,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:07:36,373 INFO L85 PathProgramCache]: Analyzing trace with hash 494415308, now seen corresponding path program 19 times [2023-05-19 14:07:36,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:07:36,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000664407] [2023-05-19 14:07:36,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:07:36,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:07:36,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:07:39,829 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 27 proven. 555 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2023-05-19 14:07:39,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:07:39,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000664407] [2023-05-19 14:07:39,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000664407] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:07:39,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739147371] [2023-05-19 14:07:39,829 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-19 14:07:39,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:07:39,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:07:39,830 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:07:39,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-05-19 14:07:39,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:07:39,879 WARN L261 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 202 conjunts are in the unsatisfiable core [2023-05-19 14:07:39,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:07:50,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,252 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:50,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,259 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:50,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,272 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:50,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,281 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:50,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,293 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:50,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,299 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:50,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,313 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:50,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,319 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:50,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,322 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:50,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,326 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:50,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,333 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:50,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,337 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:50,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,338 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:50,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:07:50,339 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:50,339 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:07:50,341 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 120 disjoint index pairs (out of 465 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 70 [2023-05-19 14:07:50,711 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 0 proven. 937 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:07:50,711 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:08:07,108 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 14:08:07,109 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 32 select indices, 32 select index equivalence classes, 0 disjoint index pairs (out of 496 index pairs), introduced 32 new quantified variables, introduced 496 case distinctions, treesize of input 294 treesize of output 2636 [2023-05-19 14:08:11,009 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 0 proven. 937 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:08:11,009 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [739147371] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:08:11,009 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:08:11,009 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 72, 72] total 174 [2023-05-19 14:08:11,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952887420] [2023-05-19 14:08:11,010 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:08:11,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 175 states [2023-05-19 14:08:11,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:08:11,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 175 interpolants. [2023-05-19 14:08:11,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1519, Invalid=28931, Unknown=0, NotChecked=0, Total=30450 [2023-05-19 14:08:11,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:08:11,021 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:08:11,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 175 states, 175 states have (on average 1.7657142857142858) internal successors, (309), 174 states have internal predecessors, (309), 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) [2023-05-19 14:08:11,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:08:11,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:08:11,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:08:11,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:08:11,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:08:11,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:08:11,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:08:11,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:08:11,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:08:11,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:08:11,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:08:11,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:08:11,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:11,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:08:11,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:08:11,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:08:11,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-19 14:08:11,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:11,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:08:41,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:08:41,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:08:41,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:08:41,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:08:41,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:08:41,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:08:41,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:08:41,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:08:41,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:08:41,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:08:41,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:08:41,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:08:41,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:41,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:08:41,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:08:41,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:08:41,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:08:41,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:41,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2023-05-19 14:08:41,978 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2023-05-19 14:08:42,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:08:42,164 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:08:42,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:08:42,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1011434077, now seen corresponding path program 20 times [2023-05-19 14:08:42,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:08:42,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813965017] [2023-05-19 14:08:42,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:08:42,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:08:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:08:42,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 654 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2023-05-19 14:08:42,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:08:42,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813965017] [2023-05-19 14:08:42,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813965017] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:08:42,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1168014951] [2023-05-19 14:08:42,715 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 14:08:42,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:08:42,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:08:42,717 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:08:42,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-05-19 14:08:42,774 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 14:08:42,774 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:08:42,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 76 conjunts are in the unsatisfiable core [2023-05-19 14:08:42,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:08:43,194 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:08:43,194 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 11 treesize of output 7 [2023-05-19 14:08:43,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 621 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2023-05-19 14:08:43,212 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:08:43,355 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 14:08:43,355 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 14:08:43,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 621 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2023-05-19 14:08:43,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1168014951] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:08:43,552 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:08:43,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15, 15] total 31 [2023-05-19 14:08:43,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780444052] [2023-05-19 14:08:43,552 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:08:43,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2023-05-19 14:08:43,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:08:43,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2023-05-19 14:08:43,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=902, Unknown=0, NotChecked=0, Total=992 [2023-05-19 14:08:43,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:08:43,553 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:08:43,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 4.0) internal successors, (128), 31 states have internal predecessors, (128), 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) [2023-05-19 14:08:43,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:08:43,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:08:43,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:08:43,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:08:43,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:08:43,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:08:43,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:08:43,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:08:43,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:08:43,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:08:43,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:08:43,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:08:43,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:43,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:08:43,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:08:43,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:08:43,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:08:43,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:43,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2023-05-19 14:08:43,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:08:43,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:08:43,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:08:43,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:08:43,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:08:43,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:08:43,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:08:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:08:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:08:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:08:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:08:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:08:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:08:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:08:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:08:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:08:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:08:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:08:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:08:43,995 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2023-05-19 14:08:44,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:08:44,171 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:08:44,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:08:44,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1826805137, now seen corresponding path program 21 times [2023-05-19 14:08:44,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:08:44,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773044662] [2023-05-19 14:08:44,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:08:44,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:08:44,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:08:44,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 654 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2023-05-19 14:08:44,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:08:44,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773044662] [2023-05-19 14:08:44,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773044662] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:08:44,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1959203231] [2023-05-19 14:08:44,744 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 14:08:44,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:08:44,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:08:44,745 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:08:44,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-05-19 14:08:44,813 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2023-05-19 14:08:44,813 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:08:44,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 76 conjunts are in the unsatisfiable core [2023-05-19 14:08:44,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:08:45,207 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:08:45,208 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 11 treesize of output 7 [2023-05-19 14:08:45,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 621 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2023-05-19 14:08:45,225 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:08:45,353 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 14:08:45,353 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 14:08:45,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 621 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2023-05-19 14:08:45,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1959203231] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:08:45,555 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:08:45,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15, 15] total 31 [2023-05-19 14:08:45,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029737886] [2023-05-19 14:08:45,555 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:08:45,555 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2023-05-19 14:08:45,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:08:45,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2023-05-19 14:08:45,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=902, Unknown=0, NotChecked=0, Total=992 [2023-05-19 14:08:45,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:08:45,556 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:08:45,556 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 4.0) internal successors, (128), 31 states have internal predecessors, (128), 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) [2023-05-19 14:08:45,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:08:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:45,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:08:45,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:08:45,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:08:45,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:08:45,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:08:45,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:08:45,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:08:45,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:08:45,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:08:45,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:08:45,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:08:45,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:08:45,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:08:45,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:08:45,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:08:45,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:45,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:08:45,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:08:45,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:08:45,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:08:45,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:45,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:08:45,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:08:45,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:08:45,916 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2023-05-19 14:08:46,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:08:46,102 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:08:46,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:08:46,102 INFO L85 PathProgramCache]: Analyzing trace with hash 564995369, now seen corresponding path program 22 times [2023-05-19 14:08:46,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:08:46,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176911130] [2023-05-19 14:08:46,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:08:46,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:08:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:08:46,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1257 backedges. 174 proven. 572 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2023-05-19 14:08:46,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:08:46,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176911130] [2023-05-19 14:08:46,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176911130] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:08:46,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1527188757] [2023-05-19 14:08:46,431 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-19 14:08:46,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:08:46,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:08:46,432 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:08:46,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2023-05-19 14:08:46,509 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-19 14:08:46,509 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:08:46,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 40 conjunts are in the unsatisfiable core [2023-05-19 14:08:46,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:08:46,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1257 backedges. 174 proven. 548 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2023-05-19 14:08:46,668 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:08:46,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1257 backedges. 174 proven. 548 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2023-05-19 14:08:46,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1527188757] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:08:46,945 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:08:46,945 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 10 [2023-05-19 14:08:46,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834184342] [2023-05-19 14:08:46,945 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:08:46,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-05-19 14:08:46,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:08:46,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-05-19 14:08:46,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2023-05-19 14:08:46,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:08:46,946 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:08:46,946 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.363636363636363) internal successors, (70), 10 states have internal predecessors, (70), 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) [2023-05-19 14:08:46,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:08:46,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:08:46,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:08:46,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:08:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:08:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:08:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:08:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:08:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:08:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:08:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:08:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:08:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:08:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:08:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:08:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:08:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:08:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:08:46,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:08:46,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:08:46,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:08:46,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:08:46,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:08:46,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:08:46,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-19 14:08:47,012 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2023-05-19 14:08:47,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:08:47,198 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:08:47,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:08:47,198 INFO L85 PathProgramCache]: Analyzing trace with hash -492506356, now seen corresponding path program 23 times [2023-05-19 14:08:47,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:08:47,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357743525] [2023-05-19 14:08:47,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:08:47,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:08:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:08:51,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 30 proven. 721 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-05-19 14:08:51,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:08:51,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357743525] [2023-05-19 14:08:51,507 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357743525] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:08:51,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [917749110] [2023-05-19 14:08:51,507 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-19 14:08:51,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:08:51,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:08:51,508 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:08:51,510 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2023-05-19 14:08:51,570 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2023-05-19 14:08:51,570 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:08:51,573 WARN L261 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 227 conjunts are in the unsatisfiable core [2023-05-19 14:08:51,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:09:05,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,606 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,611 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,625 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,630 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,645 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,655 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,656 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,663 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,674 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,679 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,686 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,690 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,695 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,697 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,699 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:09:05,701 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,701 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:05,702 INFO L244 Elim1Store]: Index analysis took 104 ms [2023-05-19 14:09:05,707 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 35 select indices, 35 select index equivalence classes, 153 disjoint index pairs (out of 595 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 218 treesize of output 78 [2023-05-19 14:09:06,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 0 proven. 1180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:09:06,167 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:09:25,883 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,885 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,885 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,885 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,886 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,886 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,887 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,887 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,888 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,888 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,888 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,889 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,889 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,890 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,896 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,901 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,903 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,903 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,903 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,904 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,904 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,904 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,905 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,905 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,905 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,906 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,907 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,908 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,913 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,917 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,918 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,918 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,918 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,919 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,919 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,919 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,920 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,920 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,920 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,921 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,922 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,923 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,927 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,928 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,931 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,940 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,941 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,941 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,941 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,942 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,944 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,945 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,947 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,949 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,950 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,953 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,954 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,954 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,955 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,955 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,955 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,956 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,957 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,957 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,958 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,959 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,960 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,961 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,964 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,965 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,966 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,966 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,966 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,967 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,967 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,969 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,969 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,970 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,971 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,972 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,975 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,976 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,977 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,977 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,978 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,979 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,980 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,981 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,981 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,983 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,985 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,985 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,987 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,987 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,988 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,988 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,989 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,989 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,990 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,991 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,991 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,991 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,992 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,993 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,994 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,995 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,995 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,995 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,996 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,996 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,996 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,997 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,997 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,997 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:25,998 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,000 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,002 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,004 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,008 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,009 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,009 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,009 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,010 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,010 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,011 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,011 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,012 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,013 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,015 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,016 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,017 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,018 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,019 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,020 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,022 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,022 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,023 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,024 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,025 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,030 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,030 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,030 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,032 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,033 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,034 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,035 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,036 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,037 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,038 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,039 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,039 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,039 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,040 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:09:26,040 INFO L244 Elim1Store]: Index analysis took 158 ms [2023-05-19 14:09:27,584 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 14:09:27,585 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 36 select indices, 36 select index equivalence classes, 459 disjoint index pairs (out of 630 index pairs), introduced 36 new quantified variables, introduced 171 case distinctions, treesize of input 337 treesize of output 1797 [2023-05-19 14:09:29,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 0 proven. 1180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:09:29,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [917749110] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:09:29,219 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:09:29,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 82, 82] total 201 [2023-05-19 14:09:29,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450848855] [2023-05-19 14:09:29,220 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:09:29,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 202 states [2023-05-19 14:09:29,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:09:29,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 202 interpolants. [2023-05-19 14:09:29,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2061, Invalid=38541, Unknown=0, NotChecked=0, Total=40602 [2023-05-19 14:09:29,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:09:29,223 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:09:29,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 202 states, 202 states have (on average 1.7227722772277227) internal successors, (348), 201 states have internal predecessors, (348), 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) [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:09:29,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:09:29,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:09:29,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:09:29,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:09:29,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-19 14:09:29,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:10:09,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:10:09,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:10:09,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:10:09,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:10:09,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:10:09,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-19 14:10:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2023-05-19 14:10:09,114 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2023-05-19 14:10:09,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:10:09,299 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:10:09,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:10:09,299 INFO L85 PathProgramCache]: Analyzing trace with hash -1648208806, now seen corresponding path program 24 times [2023-05-19 14:10:09,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:10:09,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969682193] [2023-05-19 14:10:09,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:10:09,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:10:09,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:10:09,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1293 backedges. 0 proven. 757 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2023-05-19 14:10:09,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:10:09,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969682193] [2023-05-19 14:10:09,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969682193] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:10:09,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [852295073] [2023-05-19 14:10:09,866 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-19 14:10:09,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:10:09,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:10:09,868 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:10:09,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2023-05-19 14:10:09,932 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2023-05-19 14:10:09,932 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:10:09,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 84 conjunts are in the unsatisfiable core [2023-05-19 14:10:09,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:10:10,403 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:10,404 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 13 treesize of output 7 [2023-05-19 14:10:10,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1293 backedges. 0 proven. 721 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2023-05-19 14:10:10,420 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:10:10,551 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 14:10:10,551 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 14:10:10,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1293 backedges. 0 proven. 721 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2023-05-19 14:10:10,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [852295073] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:10:10,756 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:10:10,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 15] total 32 [2023-05-19 14:10:10,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822686895] [2023-05-19 14:10:10,756 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:10:10,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2023-05-19 14:10:10,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:10:10,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2023-05-19 14:10:10,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=961, Unknown=0, NotChecked=0, Total=1056 [2023-05-19 14:10:10,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:10:10,758 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:10:10,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 4.151515151515151) internal successors, (137), 32 states have internal predecessors, (137), 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) [2023-05-19 14:10:10,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:10:10,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:10:10,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:10:10,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:10:10,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:10:10,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:10:10,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:10:10,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:10:10,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:10:10,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:10:10,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:10:10,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:10:10,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:10:10,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:10:10,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:10:10,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:10:10,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:10:10,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:10:10,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:10:10,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:10:10,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:10:10,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-19 14:10:10,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2023-05-19 14:10:10,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:10:11,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:10:11,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:10:11,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:10:11,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:10:11,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:10:11,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:10:11,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:10:11,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:10:11,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:10:11,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:10:11,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:10:11,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:10:11,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:10:11,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:10:11,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:10:11,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:10:11,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:10:11,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:10:11,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:10:11,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:10:11,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:10:11,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-19 14:10:11,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2023-05-19 14:10:11,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 14:10:11,296 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2023-05-19 14:10:11,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:10:11,482 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:10:11,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:10:11,482 INFO L85 PathProgramCache]: Analyzing trace with hash -191480724, now seen corresponding path program 25 times [2023-05-19 14:10:11,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:10:11,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149798948] [2023-05-19 14:10:11,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:10:11,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:10:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:10:12,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1293 backedges. 0 proven. 755 refuted. 0 times theorem prover too weak. 538 trivial. 0 not checked. [2023-05-19 14:10:12,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:10:12,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149798948] [2023-05-19 14:10:12,035 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149798948] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:10:12,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854188352] [2023-05-19 14:10:12,035 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-19 14:10:12,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:10:12,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:10:12,037 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:10:12,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2023-05-19 14:10:12,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:10:12,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 80 conjunts are in the unsatisfiable core [2023-05-19 14:10:12,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:10:12,502 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:12,503 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 11 treesize of output 7 [2023-05-19 14:10:12,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1293 backedges. 0 proven. 719 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2023-05-19 14:10:12,519 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:10:12,650 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 14:10:12,650 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 14:10:12,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1293 backedges. 0 proven. 719 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2023-05-19 14:10:12,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [854188352] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:10:12,855 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:10:12,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15, 15] total 31 [2023-05-19 14:10:12,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799362033] [2023-05-19 14:10:12,855 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:10:12,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2023-05-19 14:10:12,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:10:12,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2023-05-19 14:10:12,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=902, Unknown=0, NotChecked=0, Total=992 [2023-05-19 14:10:12,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:10:12,856 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:10:12,857 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 4.1875) internal successors, (134), 31 states have internal predecessors, (134), 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) [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 14:10:12,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2023-05-19 14:10:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 14:10:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 14:10:13,215 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2023-05-19 14:10:13,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2023-05-19 14:10:13,401 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:10:13,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:10:13,402 INFO L85 PathProgramCache]: Analyzing trace with hash 220654118, now seen corresponding path program 26 times [2023-05-19 14:10:13,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:10:13,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950213584] [2023-05-19 14:10:13,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:10:13,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:10:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:10:18,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1451 backedges. 33 proven. 908 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2023-05-19 14:10:18,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:10:18,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950213584] [2023-05-19 14:10:18,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950213584] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:10:18,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149186558] [2023-05-19 14:10:18,325 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 14:10:18,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:10:18,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:10:18,326 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:10:18,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2023-05-19 14:10:18,394 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 14:10:18,394 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:10:18,398 WARN L261 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 250 conjunts are in the unsatisfiable core [2023-05-19 14:10:18,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:10:35,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,719 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,740 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,750 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,758 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,773 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,782 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,793 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,796 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,809 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,820 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,826 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,828 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,836 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,842 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,844 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,846 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,849 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:10:35,851 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,852 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:10:35,852 INFO L244 Elim1Store]: Index analysis took 134 ms [2023-05-19 14:10:35,853 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 39 select indices, 39 select index equivalence classes, 190 disjoint index pairs (out of 741 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 244 treesize of output 86 [2023-05-19 14:10:36,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1451 backedges. 0 proven. 1451 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:10:36,343 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:11:05,138 WARN L233 SmtUtils]: Spent 6.86s on a formula simplification that was a NOOP. DAG size: 1339 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-05-19 14:11:05,139 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 14:11:05,140 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 40 select indices, 40 select index equivalence classes, 0 disjoint index pairs (out of 780 index pairs), introduced 40 new quantified variables, introduced 780 case distinctions, treesize of input 366 treesize of output 4092 [2023-05-19 14:11:14,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1451 backedges. 0 proven. 1451 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:11:14,310 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149186558] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:11:14,310 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:11:14,310 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 88, 88] total 216 [2023-05-19 14:11:14,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083289688] [2023-05-19 14:11:14,311 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:11:14,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 217 states [2023-05-19 14:11:14,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:11:14,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 217 interpolants. [2023-05-19 14:11:14,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1987, Invalid=44885, Unknown=0, NotChecked=0, Total=46872 [2023-05-19 14:11:14,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:11:14,313 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:11:14,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 217 states, 217 states have (on average 1.7465437788018434) internal successors, (379), 216 states have internal predecessors, (379), 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) [2023-05-19 14:11:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:11:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:11:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:11:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:11:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:11:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:11:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:11:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:11:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:11:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:11:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:11:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:11:14,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:11:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:11:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:11:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:11:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:11:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:11:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:11:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:11:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:11:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-19 14:11:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2023-05-19 14:11:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 14:11:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 14:11:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:12:01,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:12:01,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:12:01,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 14:12:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 14:12:01,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2023-05-19 14:12:01,520 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2023-05-19 14:12:01,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2023-05-19 14:12:01,706 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:12:01,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:12:01,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1161754761, now seen corresponding path program 27 times [2023-05-19 14:12:01,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:12:01,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409561887] [2023-05-19 14:12:01,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:12:01,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:12:01,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:12:02,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1661 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2023-05-19 14:12:02,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:12:02,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409561887] [2023-05-19 14:12:02,389 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409561887] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:12:02,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [540336388] [2023-05-19 14:12:02,389 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 14:12:02,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:12:02,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:12:02,391 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:12:02,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2023-05-19 14:12:02,462 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 17 check-sat command(s) [2023-05-19 14:12:02,463 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:12:02,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 94 conjunts are in the unsatisfiable core [2023-05-19 14:12:02,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:12:03,033 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:12:03,034 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 13 treesize of output 7 [2023-05-19 14:12:03,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1661 backedges. 0 proven. 996 refuted. 0 times theorem prover too weak. 665 trivial. 0 not checked. [2023-05-19 14:12:03,054 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:12:03,253 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 14:12:03,253 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 14:12:03,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1661 backedges. 0 proven. 996 refuted. 0 times theorem prover too weak. 665 trivial. 0 not checked. [2023-05-19 14:12:03,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [540336388] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:12:03,486 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:12:03,486 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19, 19] total 39 [2023-05-19 14:12:03,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73548434] [2023-05-19 14:12:03,486 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:12:03,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2023-05-19 14:12:03,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:12:03,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2023-05-19 14:12:03,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=1448, Unknown=0, NotChecked=0, Total=1560 [2023-05-19 14:12:03,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:12:03,488 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:12:03,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 3.95) internal successors, (158), 39 states have internal predecessors, (158), 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) [2023-05-19 14:12:03,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:12:03,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:12:03,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:12:03,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:12:03,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:12:03,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:12:03,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:12:03,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:12:03,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:12:03,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:12:03,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:12:03,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:12:03,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:12:03,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:12:03,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:12:03,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:12:03,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:12:03,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:12:03,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:12:03,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:12:03,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:12:03,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-19 14:12:03,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2023-05-19 14:12:03,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 14:12:03,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 14:12:03,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2023-05-19 14:12:03,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:12:04,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:12:04,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:12:04,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:12:04,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:12:04,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:12:04,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-19 14:12:04,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2023-05-19 14:12:04,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 14:12:04,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 14:12:04,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2023-05-19 14:12:04,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-19 14:12:04,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2023-05-19 14:12:04,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2023-05-19 14:12:04,336 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:12:04,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:12:04,336 INFO L85 PathProgramCache]: Analyzing trace with hash -213623, now seen corresponding path program 28 times [2023-05-19 14:12:04,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:12:04,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813825892] [2023-05-19 14:12:04,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:12:04,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:12:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:12:04,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1661 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2023-05-19 14:12:04,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:12:04,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813825892] [2023-05-19 14:12:04,993 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813825892] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:12:04,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [102583532] [2023-05-19 14:12:04,993 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-19 14:12:04,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:12:04,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:12:04,995 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:12:04,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2023-05-19 14:12:05,052 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-19 14:12:05,052 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:12:05,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 92 conjunts are in the unsatisfiable core [2023-05-19 14:12:05,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:12:05,609 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:12:05,610 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 11 treesize of output 7 [2023-05-19 14:12:05,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1661 backedges. 0 proven. 996 refuted. 0 times theorem prover too weak. 665 trivial. 0 not checked. [2023-05-19 14:12:05,630 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:12:05,826 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 14:12:05,827 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 14:12:06,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1661 backedges. 0 proven. 996 refuted. 0 times theorem prover too weak. 665 trivial. 0 not checked. [2023-05-19 14:12:06,077 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [102583532] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:12:06,078 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:12:06,078 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19, 19] total 39 [2023-05-19 14:12:06,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668041997] [2023-05-19 14:12:06,078 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:12:06,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2023-05-19 14:12:06,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:12:06,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2023-05-19 14:12:06,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=1448, Unknown=0, NotChecked=0, Total=1560 [2023-05-19 14:12:06,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:12:06,079 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:12:06,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 3.95) internal successors, (158), 39 states have internal predecessors, (158), 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) [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:12:06,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:12:06,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-19 14:12:06,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2023-05-19 14:12:06,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 14:12:06,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 14:12:06,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2023-05-19 14:12:06,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-19 14:12:06,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:12:06,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:12:06,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:12:06,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:12:06,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:12:06,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:12:06,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:12:06,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:12:06,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:12:06,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:12:06,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:12:06,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:12:06,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:12:06,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:12:06,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:12:06,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:12:06,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:12:06,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:12:06,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:12:06,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:12:06,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:12:06,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:12:06,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-19 14:12:06,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2023-05-19 14:12:06,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 14:12:06,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 14:12:06,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2023-05-19 14:12:06,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-19 14:12:06,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 14:12:06,623 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2023-05-19 14:12:06,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2023-05-19 14:12:06,817 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:12:06,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:12:06,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1707278781, now seen corresponding path program 29 times [2023-05-19 14:12:06,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:12:06,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150552894] [2023-05-19 14:12:06,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:12:06,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:12:06,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:12:07,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1843 backedges. 252 proven. 897 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-05-19 14:12:07,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:12:07,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150552894] [2023-05-19 14:12:07,163 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150552894] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:12:07,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [726109538] [2023-05-19 14:12:07,163 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-19 14:12:07,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:12:07,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:12:07,165 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:12:07,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2023-05-19 14:12:07,245 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2023-05-19 14:12:07,245 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:12:07,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 48 conjunts are in the unsatisfiable core [2023-05-19 14:12:07,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:12:07,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1843 backedges. 252 proven. 869 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2023-05-19 14:12:07,415 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:12:07,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1843 backedges. 252 proven. 869 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2023-05-19 14:12:07,736 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [726109538] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 14:12:07,736 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 14:12:07,736 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 12 [2023-05-19 14:12:07,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463391335] [2023-05-19 14:12:07,737 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 14:12:07,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-05-19 14:12:07,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 14:12:07,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-05-19 14:12:07,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2023-05-19 14:12:07,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:12:07,737 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 14:12:07,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.461538461538462) internal successors, (84), 12 states have internal predecessors, (84), 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) [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2023-05-19 14:12:07,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 14:12:07,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 14:12:07,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2023-05-19 14:12:07,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-19 14:12:07,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 14:12:07,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 14:12:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 14:12:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 14:12:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-19 14:12:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 14:12:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 14:12:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 14:12:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-19 14:12:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 14:12:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-19 14:12:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:12:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-05-19 14:12:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 14:12:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-19 14:12:07,816 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2023-05-19 14:12:08,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2023-05-19 14:12:08,002 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 14:12:08,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 14:12:08,002 INFO L85 PathProgramCache]: Analyzing trace with hash -521049818, now seen corresponding path program 30 times [2023-05-19 14:12:08,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 14:12:08,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257204526] [2023-05-19 14:12:08,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 14:12:08,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 14:12:08,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 14:12:13,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1750 backedges. 36 proven. 1116 refuted. 0 times theorem prover too weak. 598 trivial. 0 not checked. [2023-05-19 14:12:13,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 14:12:13,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257204526] [2023-05-19 14:12:13,452 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257204526] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 14:12:13,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [798283017] [2023-05-19 14:12:13,452 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-19 14:12:13,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:12:13,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 14:12:13,453 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 14:12:13,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2023-05-19 14:12:13,531 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2023-05-19 14:12:13,532 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 14:12:13,535 WARN L261 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 275 conjunts are in the unsatisfiable core [2023-05-19 14:12:13,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 14:13:39,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,010 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,029 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,041 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,059 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,125 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,140 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,148 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,163 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,168 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,177 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,181 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,187 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,194 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,200 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,202 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,208 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,211 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,212 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 14:13:39,215 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,215 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 14:13:39,215 INFO L244 Elim1Store]: Index analysis took 206 ms [2023-05-19 14:13:39,243 INFO L356 Elim1Store]: treesize reduction 209, result has 3.7 percent of original size [2023-05-19 14:13:39,243 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 43 select indices, 43 select index equivalence classes, 231 disjoint index pairs (out of 903 index pairs), introduced 23 new quantified variables, introduced 42 case distinctions, treesize of input 262 treesize of output 102 [2023-05-19 14:13:40,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1750 backedges. 0 proven. 1750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 14:13:40,176 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 14:15:59,218 WARN L233 SmtUtils]: Spent 28.60s on a formula simplification. DAG size of input: 2173 DAG size of output: 1523 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-05-19 14:15:59,222 INFO L356 Elim1Store]: treesize reduction 2100, result has 65.5 percent of original size [2023-05-19 14:15:59,223 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 46 select indices, 46 select index equivalence classes, 0 disjoint index pairs (out of 1035 index pairs), introduced 46 new quantified variables, introduced 1035 case distinctions, treesize of input 434 treesize of output 4160 [2023-05-19 14:16:25,259 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 14:16:26,166 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 14:16:26,377 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 14:16:26,594 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 14:16:27,095 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 14:16:27,328 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 14:16:27,377 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 14:16:27,505 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 14:16:27,868 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 14:16:28,236 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 14:16:28,402 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 14:16:29,245 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 14:16:30,019 WARN L718 sPolynomialRelations]: Constructing 131072(two to the power of 17 dual juncts. [2023-05-19 14:16:40,665 WARN L718 sPolynomialRelations]: Constructing 65536(two to the power of 16 dual juncts. [2023-05-19 14:16:46,203 WARN L718 sPolynomialRelations]: Constructing 65536(two to the power of 16 dual juncts. [2023-05-19 14:16:51,178 WARN L718 sPolynomialRelations]: Constructing 32768(two to the power of 15 dual juncts. Received shutdown request... [2023-05-19 14:16:51,300 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-19 14:16:51,302 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (2 of 3 remaining) [2023-05-19 14:16:51,318 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2023-05-19 14:16:51,322 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 [2023-05-19 14:16:51,349 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 [2023-05-19 14:16:51,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 14:16:51,506 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 174 with TraceHistMax 23,while TraceCheckSpWp was constructing backward predicates,while ExplicitLhsPolynomialRelations was build 1517 of 32768 xjuncts. [2023-05-19 14:16:51,507 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-19 14:16:51,507 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-19 14:16:51,511 INFO L444 BasicCegarLoop]: Path program histogram: [30] [2023-05-19 14:16:51,513 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-19 14:16:51,513 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-19 14:16:51,517 INFO L202 PluginConnector]: Adding new model queue-add-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.05 02:16:51 BasicIcfg [2023-05-19 14:16:51,517 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-19 14:16:51,518 INFO L158 Benchmark]: Toolchain (without parser) took 784367.58ms. Allocated memory was 194.0MB in the beginning and 955.3MB in the end (delta: 761.3MB). Free memory was 145.5MB in the beginning and 325.2MB in the end (delta: -179.7MB). Peak memory consumption was 726.9MB. Max. memory is 8.0GB. [2023-05-19 14:16:51,520 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 194.0MB. Free memory is still 146.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-19 14:16:51,520 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.34ms. Allocated memory is still 194.0MB. Free memory was 145.5MB in the beginning and 144.0MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-19 14:16:51,520 INFO L158 Benchmark]: Boogie Preprocessor took 17.01ms. Allocated memory is still 194.0MB. Free memory was 144.0MB in the beginning and 142.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-19 14:16:51,520 INFO L158 Benchmark]: RCFGBuilder took 269.70ms. Allocated memory is still 194.0MB. Free memory was 142.9MB in the beginning and 162.9MB in the end (delta: -20.1MB). Peak memory consumption was 14.3MB. Max. memory is 8.0GB. [2023-05-19 14:16:51,521 INFO L158 Benchmark]: TraceAbstraction took 784050.60ms. Allocated memory was 194.0MB in the beginning and 955.3MB in the end (delta: 761.3MB). Free memory was 161.7MB in the beginning and 325.2MB in the end (delta: -163.4MB). Peak memory consumption was 743.0MB. Max. memory is 8.0GB. [2023-05-19 14:16:51,522 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10ms. Allocated memory is still 194.0MB. Free memory is still 146.7MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.34ms. Allocated memory is still 194.0MB. Free memory was 145.5MB in the beginning and 144.0MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 17.01ms. Allocated memory is still 194.0MB. Free memory was 144.0MB in the beginning and 142.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 269.70ms. Allocated memory is still 194.0MB. Free memory was 142.9MB in the beginning and 162.9MB in the end (delta: -20.1MB). Peak memory consumption was 14.3MB. Max. memory is 8.0GB. * TraceAbstraction took 784050.60ms. Allocated memory was 194.0MB in the beginning and 955.3MB in the end (delta: 761.3MB). Free memory was 161.7MB in the beginning and 325.2MB in the end (delta: -163.4MB). Peak memory consumption was 743.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9992, independent: 4743, independent conditional: 4479, independent unconditional: 264, dependent: 5249, dependent conditional: 5247, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5318, independent: 4743, independent conditional: 4479, independent unconditional: 264, dependent: 575, dependent conditional: 573, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5318, independent: 4743, independent conditional: 4479, independent unconditional: 264, dependent: 575, dependent conditional: 573, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15538, independent: 4743, independent conditional: 197, independent unconditional: 4546, dependent: 10795, dependent conditional: 10023, dependent unconditional: 772, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15538, independent: 4743, independent conditional: 197, independent unconditional: 4546, dependent: 10795, dependent conditional: 9338, dependent unconditional: 1457, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15538, independent: 4743, independent conditional: 197, independent unconditional: 4546, dependent: 10795, dependent conditional: 9338, dependent unconditional: 1457, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 702, independent: 389, independent conditional: 159, independent unconditional: 230, dependent: 313, dependent conditional: 311, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 702, independent: 227, independent conditional: 0, independent unconditional: 227, dependent: 475, dependent conditional: 0, dependent unconditional: 475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 475, independent: 162, independent conditional: 159, independent unconditional: 3, dependent: 313, dependent conditional: 311, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 475, independent: 162, independent conditional: 159, independent unconditional: 3, dependent: 313, dependent conditional: 311, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1023, independent: 326, independent conditional: 243, independent unconditional: 83, dependent: 697, dependent conditional: 690, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 15538, independent: 4354, independent conditional: 38, independent unconditional: 4316, dependent: 10482, dependent conditional: 9027, dependent unconditional: 1455, unknown: 702, unknown conditional: 470, unknown unconditional: 232] , Statistics on independence cache: Total cache size (in pairs): 702, Positive cache size: 389, Positive conditional cache size: 159, Positive unconditional cache size: 230, Negative cache size: 313, Negative conditional cache size: 311, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 685, Maximal queried relation: 29, Independence queries for same thread: 4674 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 47, Number of trivial persistent sets: 31, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 266, independent: 264, independent conditional: 0, independent unconditional: 264, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9992, independent: 4743, independent conditional: 4479, independent unconditional: 264, dependent: 5249, dependent conditional: 5247, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5318, independent: 4743, independent conditional: 4479, independent unconditional: 264, dependent: 575, dependent conditional: 573, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5318, independent: 4743, independent conditional: 4479, independent unconditional: 264, dependent: 575, dependent conditional: 573, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15538, independent: 4743, independent conditional: 197, independent unconditional: 4546, dependent: 10795, dependent conditional: 10023, dependent unconditional: 772, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15538, independent: 4743, independent conditional: 197, independent unconditional: 4546, dependent: 10795, dependent conditional: 9338, dependent unconditional: 1457, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15538, independent: 4743, independent conditional: 197, independent unconditional: 4546, dependent: 10795, dependent conditional: 9338, dependent unconditional: 1457, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 702, independent: 389, independent conditional: 159, independent unconditional: 230, dependent: 313, dependent conditional: 311, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 702, independent: 227, independent conditional: 0, independent unconditional: 227, dependent: 475, dependent conditional: 0, dependent unconditional: 475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 475, independent: 162, independent conditional: 159, independent unconditional: 3, dependent: 313, dependent conditional: 311, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 475, independent: 162, independent conditional: 159, independent unconditional: 3, dependent: 313, dependent conditional: 311, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1023, independent: 326, independent conditional: 243, independent unconditional: 83, dependent: 697, dependent conditional: 690, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 15538, independent: 4354, independent conditional: 38, independent unconditional: 4316, dependent: 10482, dependent conditional: 9027, dependent unconditional: 1455, unknown: 702, unknown conditional: 470, unknown unconditional: 232] , Statistics on independence cache: Total cache size (in pairs): 702, Positive cache size: 389, Positive conditional cache size: 159, Positive unconditional cache size: 230, Negative cache size: 313, Negative conditional cache size: 311, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 685, Maximal queried relation: 29, Independence queries for same thread: 4674 - TimeoutResultAtElement [Line: 60]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 174 with TraceHistMax 23,while TraceCheckSpWp was constructing backward predicates,while ExplicitLhsPolynomialRelations was build 1517 of 32768 xjuncts. - TimeoutResultAtElement [Line: 55]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 174 with TraceHistMax 23,while TraceCheckSpWp was constructing backward predicates,while ExplicitLhsPolynomialRelations was build 1517 of 32768 xjuncts. - TimeoutResultAtElement [Line: 55]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 174 with TraceHistMax 23,while TraceCheckSpWp was constructing backward predicates,while ExplicitLhsPolynomialRelations was build 1517 of 32768 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 42 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 783.9s, OverallIterations: 30, TraceHistogramMax: 0, PathProgramHistogramMax: 30, EmptinessCheckTime: 227.3s, 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: 1422, 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, 1.3s SatisfiabilityAnalysisTime, 264.8s InterpolantComputationTime, 6342 NumberOfCodeBlocks, 6342 NumberOfCodeBlocksAsserted, 221 NumberOfCheckSat, 9411 ConstructedInterpolants, 434 QuantifiedInterpolants, 274321 SizeOfPredicates, 289 NumberOfNonLiveVariables, 7143 ConjunctsInSsa, 2587 ConjunctsInUnsatCore, 85 InterpolantComputations, 1 PerfectInterpolantSequences, 24321/65468 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