/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/send-receive-alt.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-03 18:14:36,591 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2023-05-03 18:14:36,686 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-03 18:14:36,718 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-03 18:14:36,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-03 18:14:36,718 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-03 18:14:36,719 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-03 18:14:36,719 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-03 18:14:36,720 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-03 18:14:36,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-03 18:14:36,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-03 18:14:36,720 INFO L138 SettingsManager]: * Use SBE=true [2023-05-03 18:14:36,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-03 18:14:36,721 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-03 18:14:36,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-03 18:14:36,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-03 18:14:36,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-03 18:14:36,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-03 18:14:36,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-03 18:14:36,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-03 18:14:36,722 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-03 18:14:36,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-03 18:14:36,723 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-03 18:14:36,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-03 18:14:36,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-03 18:14:36,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-03 18:14:36,723 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-03 18:14:36,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-03 18:14:36,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-03 18:14:36,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-03 18:14:36,725 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-03 18:14:36,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-03 18:14:36,725 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-03 18:14:36,725 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-03 18:14:36,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-03 18:14:36,726 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-03 18:14:36,726 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-03 18:14:36,726 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-03 18:14:36,726 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-03 18:14:36,726 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-03 18:14:36,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-03 18:14:36,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-03 18:14:36,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-03 18:14:36,985 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-05-03 18:14:36,986 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2023-05-03 18:14:36,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive-alt.wvr.bpl [2023-05-03 18:14:36,987 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/send-receive-alt.wvr.bpl' [2023-05-03 18:14:37,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-03 18:14:37,015 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-05-03 18:14:37,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-03 18:14:37,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-03 18:14:37,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-03 18:14:37,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 06:14:37" (1/1) ... [2023-05-03 18:14:37,034 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 06:14:37" (1/1) ... [2023-05-03 18:14:37,040 INFO L138 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-05-03 18:14:37,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-03 18:14:37,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-03 18:14:37,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-03 18:14:37,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-03 18:14:37,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 06:14:37" (1/1) ... [2023-05-03 18:14:37,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 06:14:37" (1/1) ... [2023-05-03 18:14:37,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 06:14:37" (1/1) ... [2023-05-03 18:14:37,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 06:14:37" (1/1) ... [2023-05-03 18:14:37,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 06:14:37" (1/1) ... [2023-05-03 18:14:37,060 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 06:14:37" (1/1) ... [2023-05-03 18:14:37,060 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 06:14:37" (1/1) ... [2023-05-03 18:14:37,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 06:14:37" (1/1) ... [2023-05-03 18:14:37,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-03 18:14:37,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-03 18:14:37,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-03 18:14:37,063 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-03 18:14:37,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 06:14:37" (1/1) ... [2023-05-03 18:14:37,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-03 18:14:37,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:14:37,099 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) [2023-05-03 18:14:37,100 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 [2023-05-03 18:14:37,135 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-05-03 18:14:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-03 18:14:37,135 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-03 18:14:37,135 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-05-03 18:14:37,136 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-03 18:14:37,136 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-03 18:14:37,136 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-05-03 18:14:37,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-03 18:14:37,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-03 18:14:37,137 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-03 18:14:37,172 INFO L235 CfgBuilder]: Building ICFG [2023-05-03 18:14:37,174 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-03 18:14:37,280 INFO L276 CfgBuilder]: Performing block encoding [2023-05-03 18:14:37,311 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-03 18:14:37,311 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2023-05-03 18:14:37,311 WARN L330 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2023-05-03 18:14:37,313 INFO L202 PluginConnector]: Adding new model send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 06:14:37 BoogieIcfgContainer [2023-05-03 18:14:37,313 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-03 18:14:37,315 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-03 18:14:37,315 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-03 18:14:37,320 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-03 18:14:37,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 06:14:37" (1/2) ... [2023-05-03 18:14:37,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1573dc34 and model type send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 06:14:37, skipping insertion in model container [2023-05-03 18:14:37,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 06:14:37" (2/2) ... [2023-05-03 18:14:37,323 INFO L112 eAbstractionObserver]: Analyzing ICFG send-receive-alt.wvr.bpl [2023-05-03 18:14:37,330 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-03 18:14:37,339 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-03 18:14:37,339 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-03 18:14:37,339 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-03 18:14:37,388 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-03 18:14:37,435 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-03 18:14:37,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-03 18:14:37,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:14:37,441 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) [2023-05-03 18:14:37,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-05-03 18:14:37,530 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-03 18:14:37,552 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-03 18:14:37,563 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;@1410b929, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-03 18:14:37,564 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-03 18:14:37,656 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:14:37,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:14:37,660 INFO L85 PathProgramCache]: Analyzing trace with hash -1378373667, now seen corresponding path program 1 times [2023-05-03 18:14:37,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:14:37,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250704163] [2023-05-03 18:14:37,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:37,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:14:37,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:37,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:37,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:14:37,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250704163] [2023-05-03 18:14:37,830 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250704163] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-03 18:14:37,831 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-03 18:14:37,831 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-03 18:14:37,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944497354] [2023-05-03 18:14:37,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-03 18:14:37,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-03 18:14:37,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:14:37,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-03 18:14:37,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-03 18:14:37,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:37,871 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:14:37,872 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2023-05-03 18:14:37,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:37,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:37,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-03 18:14:37,936 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:14:37,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:14:37,937 INFO L85 PathProgramCache]: Analyzing trace with hash 2000460797, now seen corresponding path program 1 times [2023-05-03 18:14:37,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:14:37,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243710776] [2023-05-03 18:14:37,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:37,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:14:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:38,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-03 18:14:38,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:14:38,010 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243710776] [2023-05-03 18:14:38,010 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243710776] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-03 18:14:38,010 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-03 18:14:38,010 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-03 18:14:38,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398337163] [2023-05-03 18:14:38,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-03 18:14:38,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-03 18:14:38,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:14:38,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-03 18:14:38,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-03 18:14:38,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:38,017 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:14:38,017 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2023-05-03 18:14:38,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:38,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:38,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:38,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:38,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-03 18:14:38,069 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:14:38,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:14:38,069 INFO L85 PathProgramCache]: Analyzing trace with hash -894791561, now seen corresponding path program 1 times [2023-05-03 18:14:38,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:14:38,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839199221] [2023-05-03 18:14:38,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:38,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:14:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:38,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:38,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:14:38,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839199221] [2023-05-03 18:14:38,118 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839199221] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-03 18:14:38,118 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-03 18:14:38,119 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-03 18:14:38,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83813769] [2023-05-03 18:14:38,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-03 18:14:38,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-03 18:14:38,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:14:38,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-03 18:14:38,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-03 18:14:38,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:38,120 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:14:38,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2023-05-03 18:14:38,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:38,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:38,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:38,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:38,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:38,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:38,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-03 18:14:38,186 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:14:38,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:14:38,186 INFO L85 PathProgramCache]: Analyzing trace with hash 477667512, now seen corresponding path program 1 times [2023-05-03 18:14:38,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:14:38,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297423269] [2023-05-03 18:14:38,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:38,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:14:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:38,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:38,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:14:38,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297423269] [2023-05-03 18:14:38,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297423269] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:14:38,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [649275043] [2023-05-03 18:14:38,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:38,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:38,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:14:38,324 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) [2023-05-03 18:14:38,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-03 18:14:38,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:38,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 9 conjunts are in the unsatisfiable core [2023-05-03 18:14:38,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:14:38,481 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 16 treesize of output 10 [2023-05-03 18:14:38,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:38,507 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:14:38,609 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:14:38,610 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 24 [2023-05-03 18:14:38,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:38,678 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [649275043] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:14:38,678 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:14:38,678 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2023-05-03 18:14:38,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812556726] [2023-05-03 18:14:38,679 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:14:38,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-05-03 18:14:38,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:14:38,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-05-03 18:14:38,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-05-03 18:14:38,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:38,681 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:14:38,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.111111111111111) internal successors, (28), 8 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) [2023-05-03 18:14:38,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:38,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:38,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:38,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:38,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:38,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:38,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:38,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:38,796 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-05-03 18:14:38,989 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,SelfDestructingSolverStorable3 [2023-05-03 18:14:38,990 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:14:38,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:14:38,990 INFO L85 PathProgramCache]: Analyzing trace with hash 1940330151, now seen corresponding path program 2 times [2023-05-03 18:14:38,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:14:38,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810519279] [2023-05-03 18:14:38,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:38,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:14:38,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:39,074 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:39,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:14:39,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810519279] [2023-05-03 18:14:39,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810519279] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:14:39,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125017908] [2023-05-03 18:14:39,075 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-03 18:14:39,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:39,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:14:39,077 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) [2023-05-03 18:14:39,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-03 18:14:39,109 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-03 18:14:39,109 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:14:39,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 4 conjunts are in the unsatisfiable core [2023-05-03 18:14:39,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:14:39,140 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:39,140 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:14:39,216 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:39,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1125017908] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:14:39,217 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:14:39,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 4 [2023-05-03 18:14:39,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256963211] [2023-05-03 18:14:39,217 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:14:39,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-03 18:14:39,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:14:39,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-03 18:14:39,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-05-03 18:14:39,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:39,219 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:14:39,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) [2023-05-03 18:14:39,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:39,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:39,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:39,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:39,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:39,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:39,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:39,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:39,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:39,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:39,319 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-03 18:14:39,517 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:39,517 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:14:39,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:14:39,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1181359056, now seen corresponding path program 3 times [2023-05-03 18:14:39,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:14:39,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474930419] [2023-05-03 18:14:39,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:39,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:14:39,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:39,567 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-03 18:14:39,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:14:39,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474930419] [2023-05-03 18:14:39,568 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474930419] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:14:39,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [532410834] [2023-05-03 18:14:39,568 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-03 18:14:39,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:39,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:14:39,570 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) [2023-05-03 18:14:39,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-03 18:14:39,607 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-05-03 18:14:39,607 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:14:39,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-05-03 18:14:39,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:14:39,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-03 18:14:39,619 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:14:39,634 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-03 18:14:39,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [532410834] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:14:39,634 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:14:39,634 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2023-05-03 18:14:39,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447607849] [2023-05-03 18:14:39,635 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:14:39,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-03 18:14:39,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:14:39,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-03 18:14:39,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-05-03 18:14:39,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:39,636 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:14:39,637 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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) [2023-05-03 18:14:39,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:39,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:39,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:39,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:39,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:39,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:39,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:39,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:39,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:39,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:39,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:39,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:39,707 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-03 18:14:39,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:39,898 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:14:39,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:14:39,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1120143376, now seen corresponding path program 1 times [2023-05-03 18:14:39,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:14:39,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792732370] [2023-05-03 18:14:39,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:39,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:14:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:40,116 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:40,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:14:40,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792732370] [2023-05-03 18:14:40,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792732370] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:14:40,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1352339165] [2023-05-03 18:14:40,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:40,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:40,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:14:40,119 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) [2023-05-03 18:14:40,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-03 18:14:40,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:40,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 17 conjunts are in the unsatisfiable core [2023-05-03 18:14:40,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:14:40,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:40,380 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:40,381 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2023-05-03 18:14:40,400 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:40,400 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:14:40,545 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:14:40,546 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 60 [2023-05-03 18:14:40,656 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:40,656 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1352339165] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:14:40,656 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:14:40,656 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2023-05-03 18:14:40,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394744100] [2023-05-03 18:14:40,656 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:14:40,657 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-05-03 18:14:40,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:14:40,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-05-03 18:14:40,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2023-05-03 18:14:40,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:40,661 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:14:40,661 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.7333333333333334) internal successors, (41), 14 states have internal predecessors, (41), 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) [2023-05-03 18:14:40,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:40,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:40,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:40,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:40,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:40,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:40,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:40,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:40,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:40,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:40,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:40,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:40,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:40,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:40,767 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-03 18:14:40,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:40,954 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:14:40,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:14:40,955 INFO L85 PathProgramCache]: Analyzing trace with hash 382245455, now seen corresponding path program 2 times [2023-05-03 18:14:40,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:14:40,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272474639] [2023-05-03 18:14:40,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:40,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:14:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:41,015 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-03 18:14:41,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:14:41,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272474639] [2023-05-03 18:14:41,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272474639] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:14:41,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [781275564] [2023-05-03 18:14:41,019 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-03 18:14:41,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:41,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:14:41,021 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) [2023-05-03 18:14:41,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-03 18:14:41,057 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-03 18:14:41,057 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:14:41,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 6 conjunts are in the unsatisfiable core [2023-05-03 18:14:41,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:14:41,081 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-03 18:14:41,082 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:14:41,121 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-03 18:14:41,122 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [781275564] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:14:41,122 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:14:41,123 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 5 [2023-05-03 18:14:41,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700435931] [2023-05-03 18:14:41,123 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:14:41,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-03 18:14:41,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:14:41,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-03 18:14:41,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-05-03 18:14:41,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:41,125 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:14:41,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 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) [2023-05-03 18:14:41,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:41,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:41,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:41,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:41,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:41,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:41,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:41,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:41,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:41,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:41,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:41,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:41,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:41,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:41,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:41,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:14:41,194 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-05-03 18:14:41,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:41,385 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:14:41,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:14:41,386 INFO L85 PathProgramCache]: Analyzing trace with hash -1342415374, now seen corresponding path program 3 times [2023-05-03 18:14:41,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:14:41,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908361785] [2023-05-03 18:14:41,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:41,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:14:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:41,679 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:41,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:14:41,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908361785] [2023-05-03 18:14:41,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908361785] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:14:41,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1636376153] [2023-05-03 18:14:41,680 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-03 18:14:41,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:41,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:14:41,684 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) [2023-05-03 18:14:41,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-05-03 18:14:41,724 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-05-03 18:14:41,725 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:14:41,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 27 conjunts are in the unsatisfiable core [2023-05-03 18:14:41,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:14:42,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:42,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:42,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:42,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:42,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:42,047 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:42,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:42,048 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:42,049 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 24 [2023-05-03 18:14:42,064 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:42,065 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:14:42,663 INFO L356 Elim1Store]: treesize reduction 20, result has 90.6 percent of original size [2023-05-03 18:14:42,664 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 82 treesize of output 248 [2023-05-03 18:14:43,389 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-03 18:14:43,975 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-03 18:14:44,271 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-03 18:14:44,441 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-03 18:14:44,965 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-03 18:14:45,003 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-03 18:14:46,104 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-03 18:14:46,202 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-03 18:14:47,230 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:47,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1636376153] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:14:47,233 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:14:47,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 21 [2023-05-03 18:14:47,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899422048] [2023-05-03 18:14:47,233 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:14:47,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-05-03 18:14:47,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:14:47,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-05-03 18:14:47,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=354, Unknown=0, NotChecked=0, Total=462 [2023-05-03 18:14:47,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:47,235 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:14:47,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 2.4545454545454546) internal successors, (54), 21 states have internal predecessors, (54), 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) [2023-05-03 18:14:47,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:47,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:47,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:47,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:47,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:47,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:47,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:47,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:14:47,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:47,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:47,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:47,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:47,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:47,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:47,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:47,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:47,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:14:47,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-03 18:14:47,632 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-05-03 18:14:47,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:47,809 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:14:47,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:14:47,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1253538021, now seen corresponding path program 4 times [2023-05-03 18:14:47,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:14:47,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871340273] [2023-05-03 18:14:47,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:47,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:14:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:48,013 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:48,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:14:48,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871340273] [2023-05-03 18:14:48,014 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871340273] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:14:48,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2038036067] [2023-05-03 18:14:48,014 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-03 18:14:48,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:48,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:14:48,016 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) [2023-05-03 18:14:48,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-05-03 18:14:48,055 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-03 18:14:48,055 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:14:48,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 25 conjunts are in the unsatisfiable core [2023-05-03 18:14:48,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:14:48,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:48,334 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:48,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:48,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:48,337 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:48,337 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 24 [2023-05-03 18:14:48,348 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:48,348 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:14:48,555 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:14:48,556 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 60 treesize of output 114 [2023-05-03 18:14:48,690 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:48,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2038036067] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:14:48,690 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:14:48,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 20 [2023-05-03 18:14:48,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379181706] [2023-05-03 18:14:48,690 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:14:48,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-05-03 18:14:48,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:14:48,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-05-03 18:14:48,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=338, Unknown=0, NotChecked=0, Total=420 [2023-05-03 18:14:48,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:48,692 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:14:48,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 2.9523809523809526) internal successors, (62), 20 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) [2023-05-03 18:14:48,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:48,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:48,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:48,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:48,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:48,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:48,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:48,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:14:48,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-03 18:14:48,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:48,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:48,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:48,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:48,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:48,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:48,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:48,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:48,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:14:48,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-03 18:14:48,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-03 18:14:48,969 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-05-03 18:14:49,161 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,SelfDestructingSolverStorable9 [2023-05-03 18:14:49,161 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:14:49,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:14:49,162 INFO L85 PathProgramCache]: Analyzing trace with hash 222512154, now seen corresponding path program 5 times [2023-05-03 18:14:49,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:14:49,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518843068] [2023-05-03 18:14:49,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:49,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:14:49,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:49,526 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:49,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:14:49,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518843068] [2023-05-03 18:14:49,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518843068] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:14:49,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [377532336] [2023-05-03 18:14:49,527 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-03 18:14:49,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:49,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:14:49,528 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) [2023-05-03 18:14:49,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-05-03 18:14:49,557 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2023-05-03 18:14:49,558 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:14:49,558 WARN L261 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 34 conjunts are in the unsatisfiable core [2023-05-03 18:14:49,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:14:49,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:49,895 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:49,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:49,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:49,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:49,898 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:49,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:49,899 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:49,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:49,901 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:49,902 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 24 [2023-05-03 18:14:49,922 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:49,922 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:14:50,313 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:50,315 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:50,315 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:50,318 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:50,318 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:50,319 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:50,353 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:14:50,354 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 18 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 80 treesize of output 130 [2023-05-03 18:14:50,473 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:50,473 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [377532336] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:14:50,473 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:14:50,474 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 29 [2023-05-03 18:14:50,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659967562] [2023-05-03 18:14:50,474 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:14:50,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2023-05-03 18:14:50,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:14:50,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2023-05-03 18:14:50,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=697, Unknown=0, NotChecked=0, Total=870 [2023-05-03 18:14:50,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:50,477 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:14:50,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 2.466666666666667) internal successors, (74), 29 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) [2023-05-03 18:14:50,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:50,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:50,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:50,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:50,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:50,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:50,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:50,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:14:50,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-03 18:14:50,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-03 18:14:50,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:51,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:51,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:51,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:51,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:51,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:51,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:51,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:51,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:14:51,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-03 18:14:51,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-03 18:14:51,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:14:51,301 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-05-03 18:14:51,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:51,486 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:14:51,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:14:51,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1961565733, now seen corresponding path program 6 times [2023-05-03 18:14:51,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:14:51,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802232029] [2023-05-03 18:14:51,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:51,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:14:51,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:51,559 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 26 proven. 15 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-03 18:14:51,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:14:51,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802232029] [2023-05-03 18:14:51,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802232029] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:14:51,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1701199436] [2023-05-03 18:14:51,559 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-03 18:14:51,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:51,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:14:51,561 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) [2023-05-03 18:14:51,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-05-03 18:14:51,598 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2023-05-03 18:14:51,598 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:14:51,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 10 conjunts are in the unsatisfiable core [2023-05-03 18:14:51,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:14:51,627 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 23 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-03 18:14:51,627 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:14:51,680 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 23 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-03 18:14:51,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1701199436] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:14:51,680 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:14:51,680 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 8 [2023-05-03 18:14:51,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257382028] [2023-05-03 18:14:51,681 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:14:51,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-05-03 18:14:51,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:14:51,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-05-03 18:14:51,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=38, Unknown=0, NotChecked=0, Total=72 [2023-05-03 18:14:51,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:51,682 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:14:51,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.0) internal successors, (36), 8 states have internal predecessors, (36), 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) [2023-05-03 18:14:51,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:51,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:51,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:51,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:51,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:51,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:51,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:51,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:14:51,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-03 18:14:51,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-03 18:14:51,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:14:51,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:51,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:51,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:51,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:51,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:51,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:51,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:51,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:51,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:14:51,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:14:51,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:14:51,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 18:14:51,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:51,936 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-05-03 18:14:52,121 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,SelfDestructingSolverStorable11 [2023-05-03 18:14:52,121 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:14:52,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:14:52,121 INFO L85 PathProgramCache]: Analyzing trace with hash 943099472, now seen corresponding path program 7 times [2023-05-03 18:14:52,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:14:52,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134166026] [2023-05-03 18:14:52,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:52,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:14:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:52,701 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:52,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:14:52,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134166026] [2023-05-03 18:14:52,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134166026] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:14:52,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [70700820] [2023-05-03 18:14:52,702 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-03 18:14:52,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:52,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:14:52,703 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) [2023-05-03 18:14:52,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-05-03 18:14:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:52,734 WARN L261 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 49 conjunts are in the unsatisfiable core [2023-05-03 18:14:52,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:14:53,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:53,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:53,435 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:53,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:53,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:53,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:53,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:53,439 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:53,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:53,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:53,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:53,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:53,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:53,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:53,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:53,445 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:53,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:53,446 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:53,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:53,448 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:53,450 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 109 treesize of output 43 [2023-05-03 18:14:53,459 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:53,460 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:14:54,172 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:14:54,173 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 118 treesize of output 400 [2023-05-03 18:14:54,684 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:54,684 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [70700820] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:14:54,684 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:14:54,684 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15, 15] total 37 [2023-05-03 18:14:54,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285818164] [2023-05-03 18:14:54,684 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:14:54,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2023-05-03 18:14:54,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:14:54,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2023-05-03 18:14:54,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=1208, Unknown=0, NotChecked=0, Total=1406 [2023-05-03 18:14:54,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:54,686 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:14:54,686 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 2.3421052631578947) internal successors, (89), 37 states have internal predecessors, (89), 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) [2023-05-03 18:14:54,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:54,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:54,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:54,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:54,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:54,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:54,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:54,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:14:54,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:14:54,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:14:54,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 18:14:54,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:54,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:55,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:55,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:55,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:55,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:55,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:55,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:55,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:55,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:14:55,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:14:55,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:14:55,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 18:14:55,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:55,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-03 18:14:55,445 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-05-03 18:14:55,633 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,SelfDestructingSolverStorable12 [2023-05-03 18:14:55,633 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:14:55,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:14:55,633 INFO L85 PathProgramCache]: Analyzing trace with hash -811148273, now seen corresponding path program 8 times [2023-05-03 18:14:55,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:14:55,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230093361] [2023-05-03 18:14:55,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:55,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:14:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:55,721 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 40 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-03 18:14:55,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:14:55,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230093361] [2023-05-03 18:14:55,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230093361] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:14:55,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [27000648] [2023-05-03 18:14:55,721 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-03 18:14:55,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:55,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:14:55,723 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) [2023-05-03 18:14:55,745 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-05-03 18:14:55,761 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-03 18:14:55,761 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:14:55,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 14 conjunts are in the unsatisfiable core [2023-05-03 18:14:55,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:14:55,799 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 40 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-03 18:14:55,799 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:14:55,870 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 40 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-03 18:14:55,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [27000648] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:14:55,870 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:14:55,870 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 7 [2023-05-03 18:14:55,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472355815] [2023-05-03 18:14:55,871 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:14:55,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-03 18:14:55,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:14:55,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-03 18:14:55,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2023-05-03 18:14:55,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:55,872 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:14:55,872 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 7 states have internal predecessors, (38), 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) [2023-05-03 18:14:55,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:55,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:55,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:55,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:55,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:55,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:55,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:55,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:14:55,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:14:55,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:14:55,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 18:14:55,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:55,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-03 18:14:55,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:56,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:56,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:56,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:56,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:56,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:56,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:56,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:56,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:14:56,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:14:56,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:14:56,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-03 18:14:56,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:56,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-03 18:14:56,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:14:56,020 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-05-03 18:14:56,206 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,SelfDestructingSolverStorable13 [2023-05-03 18:14:56,206 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:14:56,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:14:56,207 INFO L85 PathProgramCache]: Analyzing trace with hash 933938098, now seen corresponding path program 9 times [2023-05-03 18:14:56,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:14:56,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761433458] [2023-05-03 18:14:56,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:14:56,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:14:56,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:14:56,941 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:56,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:14:56,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761433458] [2023-05-03 18:14:56,941 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761433458] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:14:56,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [655180850] [2023-05-03 18:14:56,942 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-03 18:14:56,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:14:56,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:14:56,943 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) [2023-05-03 18:14:56,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-05-03 18:14:56,979 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2023-05-03 18:14:56,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:14:56,980 WARN L261 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 57 conjunts are in the unsatisfiable core [2023-05-03 18:14:56,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:14:57,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,941 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:57,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,942 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:57,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,945 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:57,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,955 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:57,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,960 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:57,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:14:57,961 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:14:57,962 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 21 disjoint index pairs (out of 78 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 48 [2023-05-03 18:14:57,973 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:57,973 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:14:58,883 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:14:58,883 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 136 treesize of output 534 [2023-05-03 18:14:59,966 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 2 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:14:59,966 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [655180850] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:14:59,966 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:14:59,966 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17, 17] total 42 [2023-05-03 18:14:59,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612350864] [2023-05-03 18:14:59,966 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:14:59,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2023-05-03 18:14:59,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:14:59,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2023-05-03 18:14:59,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=246, Invalid=1560, Unknown=0, NotChecked=0, Total=1806 [2023-05-03 18:14:59,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:14:59,969 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:14:59,969 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 2.3488372093023258) internal successors, (101), 42 states have internal predecessors, (101), 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) [2023-05-03 18:14:59,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:59,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:59,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:14:59,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:59,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:59,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:14:59,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:14:59,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:14:59,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:14:59,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:14:59,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-03 18:14:59,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:14:59,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-03 18:14:59,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:14:59,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:01,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:01,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:01,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:01,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:01,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:01,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:01,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:01,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:01,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:01,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:01,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-05-03 18:15:01,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:01,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-03 18:15:01,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:01,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-03 18:15:01,212 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-05-03 18:15:01,398 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,SelfDestructingSolverStorable14 [2023-05-03 18:15:01,399 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:15:01,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:15:01,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1402826790, now seen corresponding path program 10 times [2023-05-03 18:15:01,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:15:01,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159309784] [2023-05-03 18:15:01,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:15:01,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:15:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:15:02,237 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:02,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:15:02,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159309784] [2023-05-03 18:15:02,238 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159309784] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:15:02,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [424705206] [2023-05-03 18:15:02,238 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-03 18:15:02,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:15:02,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:15:02,240 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) [2023-05-03 18:15:02,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-05-03 18:15:02,273 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-03 18:15:02,274 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:15:02,275 WARN L261 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 65 conjunts are in the unsatisfiable core [2023-05-03 18:15:02,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:15:03,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,425 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:03,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,428 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:03,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,429 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:03,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,434 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:03,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,437 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:03,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,442 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:03,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:03,443 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:03,444 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 145 treesize of output 55 [2023-05-03 18:15:03,454 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:03,454 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:15:04,676 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:15:04,677 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 156 treesize of output 690 [2023-05-03 18:15:06,668 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:06,668 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [424705206] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:15:06,668 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:15:06,669 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 19, 19] total 48 [2023-05-03 18:15:06,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628902527] [2023-05-03 18:15:06,669 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:15:06,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2023-05-03 18:15:06,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:15:06,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2023-05-03 18:15:06,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=299, Invalid=2053, Unknown=0, NotChecked=0, Total=2352 [2023-05-03 18:15:06,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:06,672 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:15:06,673 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 2.306122448979592) internal successors, (113), 48 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) [2023-05-03 18:15:06,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:06,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:06,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:06,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:06,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:06,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:06,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:06,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:06,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:06,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:06,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2023-05-03 18:15:06,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:06,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-03 18:15:06,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:06,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-03 18:15:06,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-05-03 18:15:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-03 18:15:07,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:07,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-03 18:15:07,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-03 18:15:07,832 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-05-03 18:15:08,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:15:08,017 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:15:08,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:15:08,018 INFO L85 PathProgramCache]: Analyzing trace with hash -520418363, now seen corresponding path program 11 times [2023-05-03 18:15:08,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:15:08,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751615082] [2023-05-03 18:15:08,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:15:08,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:15:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:15:08,124 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 33 proven. 77 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-05-03 18:15:08,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:15:08,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751615082] [2023-05-03 18:15:08,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751615082] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:15:08,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1869965318] [2023-05-03 18:15:08,125 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-03 18:15:08,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:15:08,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:15:08,126 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) [2023-05-03 18:15:08,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-05-03 18:15:08,163 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2023-05-03 18:15:08,163 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:15:08,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2023-05-03 18:15:08,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:15:08,218 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 33 proven. 77 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-05-03 18:15:08,219 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:15:08,309 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 33 proven. 77 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-05-03 18:15:08,309 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1869965318] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:15:08,309 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:15:08,309 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 8 [2023-05-03 18:15:08,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510285982] [2023-05-03 18:15:08,309 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:15:08,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-05-03 18:15:08,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:15:08,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-05-03 18:15:08,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2023-05-03 18:15:08,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:08,311 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:15:08,311 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 8 states have internal predecessors, (44), 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) [2023-05-03 18:15:08,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:08,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:08,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:08,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:08,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:08,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:08,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:08,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:08,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:08,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:08,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2023-05-03 18:15:08,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:08,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-03 18:15:08,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:08,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-03 18:15:08,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-03 18:15:08,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:08,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:08,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:08,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:08,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:08,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:08,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:08,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:08,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:08,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:08,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:08,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:15:08,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:08,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-03 18:15:08,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:08,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-05-03 18:15:08,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-03 18:15:08,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:15:08,594 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-05-03 18:15:08,780 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,SelfDestructingSolverStorable16 [2023-05-03 18:15:08,781 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:15:08,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:15:08,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1416615624, now seen corresponding path program 12 times [2023-05-03 18:15:08,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:15:08,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679357833] [2023-05-03 18:15:08,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:15:08,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:15:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:15:09,706 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:09,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:15:09,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679357833] [2023-05-03 18:15:09,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679357833] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:15:09,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624275336] [2023-05-03 18:15:09,707 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-03 18:15:09,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:15:09,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:15:09,708 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) [2023-05-03 18:15:09,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-05-03 18:15:09,737 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2023-05-03 18:15:09,738 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:15:09,739 WARN L261 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 73 conjunts are in the unsatisfiable core [2023-05-03 18:15:09,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:15:11,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,069 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:11,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,079 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:11,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,086 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:11,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,092 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:11,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,095 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:11,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,098 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:11,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,101 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:11,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:11,103 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:11,104 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 36 disjoint index pairs (out of 136 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 60 [2023-05-03 18:15:11,116 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:11,116 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:15:12,838 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:15:12,839 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 0 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 153 case distinctions, treesize of input 174 treesize of output 864 [2023-05-03 18:15:14,719 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 2 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:14,720 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [624275336] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:15:14,720 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:15:14,720 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 21, 21] total 53 [2023-05-03 18:15:14,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547926088] [2023-05-03 18:15:14,720 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:15:14,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2023-05-03 18:15:14,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:15:14,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2023-05-03 18:15:14,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=357, Invalid=2505, Unknown=0, NotChecked=0, Total=2862 [2023-05-03 18:15:14,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:14,721 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:15:14,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 2.314814814814815) internal successors, (125), 53 states have internal predecessors, (125), 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) [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:15:14,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:16,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:16,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:16,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:16,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:16,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:16,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:16,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:16,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:16,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:16,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:16,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:15:16,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:16,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:15:16,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:16,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 18:15:16,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-03 18:15:16,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:15:16,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-05-03 18:15:16,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-05-03 18:15:16,821 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,SelfDestructingSolverStorable17 [2023-05-03 18:15:16,821 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:15:16,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:15:16,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1050133648, now seen corresponding path program 13 times [2023-05-03 18:15:16,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:15:16,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585502296] [2023-05-03 18:15:16,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:15:16,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:15:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:15:17,884 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:17,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:15:17,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585502296] [2023-05-03 18:15:17,885 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585502296] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:15:17,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [215697228] [2023-05-03 18:15:17,885 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-03 18:15:17,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:15:17,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:15:17,886 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) [2023-05-03 18:15:17,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-05-03 18:15:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:15:17,922 WARN L261 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 81 conjunts are in the unsatisfiable core [2023-05-03 18:15:17,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:15:19,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,535 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:19,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,542 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:19,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,550 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:19,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,555 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:19,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,556 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:19,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,558 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:19,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,560 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:19,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,564 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:19,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:19,565 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:19,570 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 181 treesize of output 67 [2023-05-03 18:15:19,584 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:19,584 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:15:21,668 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:15:21,669 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 194 treesize of output 1060 [2023-05-03 18:15:23,907 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:23,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [215697228] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:15:23,907 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:15:23,908 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 23, 23] total 59 [2023-05-03 18:15:23,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22894276] [2023-05-03 18:15:23,908 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:15:23,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2023-05-03 18:15:23,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:15:23,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2023-05-03 18:15:23,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=425, Invalid=3115, Unknown=0, NotChecked=0, Total=3540 [2023-05-03 18:15:23,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:23,910 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:15:23,910 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 2.283333333333333) internal successors, (137), 59 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) [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:15:23,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2023-05-03 18:15:23,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:25,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:25,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:25,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:25,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:25,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:25,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:25,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:25,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:25,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:25,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:25,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:15:25,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:25,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:15:25,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:25,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-03 18:15:25,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-03 18:15:25,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:15:25,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-05-03 18:15:25,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-05-03 18:15:25,701 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-05-03 18:15:25,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:15:25,893 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:15:25,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:15:25,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1788056113, now seen corresponding path program 14 times [2023-05-03 18:15:25,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:15:25,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6914211] [2023-05-03 18:15:25,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:15:25,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:15:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:15:26,036 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 46 proven. 126 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-05-03 18:15:26,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:15:26,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6914211] [2023-05-03 18:15:26,036 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6914211] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:15:26,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2036630131] [2023-05-03 18:15:26,036 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-03 18:15:26,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:15:26,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:15:26,038 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) [2023-05-03 18:15:26,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-05-03 18:15:26,083 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-03 18:15:26,083 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:15:26,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 22 conjunts are in the unsatisfiable core [2023-05-03 18:15:26,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:15:26,141 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 46 proven. 126 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-05-03 18:15:26,141 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:15:26,287 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 46 proven. 126 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-05-03 18:15:26,287 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2036630131] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:15:26,287 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:15:26,287 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 9 [2023-05-03 18:15:26,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454764929] [2023-05-03 18:15:26,287 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:15:26,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-05-03 18:15:26,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:15:26,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-05-03 18:15:26,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2023-05-03 18:15:26,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:26,288 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:15:26,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 9 states have internal predecessors, (50), 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) [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-03 18:15:26,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:15:26,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2023-05-03 18:15:26,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2023-05-03 18:15:26,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:26,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:26,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:26,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:26,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:26,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:26,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:26,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:26,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:26,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:26,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:26,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:15:26,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:26,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:15:26,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:26,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-05-03 18:15:26,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-05-03 18:15:26,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:15:26,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-05-03 18:15:26,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:15:26,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:26,825 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2023-05-03 18:15:27,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:15:27,012 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:15:27,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:15:27,012 INFO L85 PathProgramCache]: Analyzing trace with hash 590215538, now seen corresponding path program 15 times [2023-05-03 18:15:27,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:15:27,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518447753] [2023-05-03 18:15:27,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:15:27,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:15:27,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:15:28,155 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:28,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:15:28,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518447753] [2023-05-03 18:15:28,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518447753] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:15:28,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1928146584] [2023-05-03 18:15:28,156 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-03 18:15:28,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:15:28,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:15:28,157 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) [2023-05-03 18:15:28,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-05-03 18:15:28,189 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2023-05-03 18:15:28,189 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:15:28,190 WARN L261 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 89 conjunts are in the unsatisfiable core [2023-05-03 18:15:28,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:15:30,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,096 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:30,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,104 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:30,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,118 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:30,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,121 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:30,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,125 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:30,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,130 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:30,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,135 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:30,135 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:30,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:30,136 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:30,138 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:30,139 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 198 treesize of output 72 [2023-05-03 18:15:30,148 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:30,148 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:15:32,778 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:15:32,778 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 0 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 231 case distinctions, treesize of input 212 treesize of output 1274 [2023-05-03 18:15:36,435 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 2 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:36,435 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1928146584] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:15:36,435 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:15:36,435 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 25, 25] total 64 [2023-05-03 18:15:36,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324313650] [2023-05-03 18:15:36,436 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:15:36,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2023-05-03 18:15:36,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:15:36,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2023-05-03 18:15:36,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=485, Invalid=3675, Unknown=0, NotChecked=0, Total=4160 [2023-05-03 18:15:36,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:36,437 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:15:36,437 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 2.292307692307692) internal successors, (149), 64 states have internal predecessors, (149), 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) [2023-05-03 18:15:36,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:36,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:36,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:36,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:36,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:36,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:36,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:36,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:36,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:36,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:36,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:15:36,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:36,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:15:36,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:36,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2023-05-03 18:15:36,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-05-03 18:15:36,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:15:36,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-05-03 18:15:36,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:15:36,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:36,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-03 18:15:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:39,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-05-03 18:15:39,372 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2023-05-03 18:15:39,558 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:15:39,558 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:15:39,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:15:39,559 INFO L85 PathProgramCache]: Analyzing trace with hash 1494559642, now seen corresponding path program 16 times [2023-05-03 18:15:39,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:15:39,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957904250] [2023-05-03 18:15:39,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:15:39,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:15:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:15:40,929 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:40,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:15:40,929 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957904250] [2023-05-03 18:15:40,929 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957904250] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:15:40,929 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [705131475] [2023-05-03 18:15:40,929 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-03 18:15:40,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:15:40,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:15:40,930 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) [2023-05-03 18:15:40,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-05-03 18:15:40,969 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-03 18:15:40,969 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:15:40,970 WARN L261 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 97 conjunts are in the unsatisfiable core [2023-05-03 18:15:40,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:15:43,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,218 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:43,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,226 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:43,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,236 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:43,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,242 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:43,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,255 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:43,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,260 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:43,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,267 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:43,268 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:43,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,270 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:43,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:43,271 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:43,272 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:43,274 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 23 select indices, 23 select index equivalence classes, 66 disjoint index pairs (out of 253 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 217 treesize of output 79 [2023-05-03 18:15:43,285 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:43,292 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:15:46,636 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:15:46,636 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 0 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 276 case distinctions, treesize of input 232 treesize of output 1510 [2023-05-03 18:15:50,422 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:50,422 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [705131475] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:15:50,422 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:15:50,422 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 27, 27] total 70 [2023-05-03 18:15:50,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557495029] [2023-05-03 18:15:50,422 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:15:50,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2023-05-03 18:15:50,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:15:50,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2023-05-03 18:15:50,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=547, Invalid=4423, Unknown=0, NotChecked=0, Total=4970 [2023-05-03 18:15:50,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:50,424 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:15:50,424 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 2.267605633802817) internal successors, (161), 70 states have internal predecessors, (161), 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) [2023-05-03 18:15:50,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:50,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:50,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:50,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:50,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2023-05-03 18:15:50,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:53,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:53,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:53,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:53,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:53,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:53,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:53,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:53,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:53,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:53,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:53,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:15:53,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:53,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:15:53,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:53,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-03 18:15:53,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-03 18:15:53,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:15:53,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-03 18:15:53,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-03 18:15:53,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:53,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-05-03 18:15:53,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-05-03 18:15:53,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2023-05-03 18:15:53,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2023-05-03 18:15:53,589 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:15:53,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:15:53,589 INFO L85 PathProgramCache]: Analyzing trace with hash -895752187, now seen corresponding path program 17 times [2023-05-03 18:15:53,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:15:53,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079825149] [2023-05-03 18:15:53,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:15:53,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:15:53,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:15:53,744 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 61 proven. 187 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-05-03 18:15:53,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:15:53,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079825149] [2023-05-03 18:15:53,745 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079825149] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:15:53,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1982334587] [2023-05-03 18:15:53,745 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-03 18:15:53,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:15:53,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:15:53,746 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) [2023-05-03 18:15:53,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-05-03 18:15:53,789 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2023-05-03 18:15:53,789 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:15:53,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 26 conjunts are in the unsatisfiable core [2023-05-03 18:15:53,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:15:53,849 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 61 proven. 187 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-05-03 18:15:53,850 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:15:53,994 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 61 proven. 187 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-05-03 18:15:53,994 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1982334587] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:15:53,994 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:15:53,994 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 10 [2023-05-03 18:15:53,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989678411] [2023-05-03 18:15:53,994 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:15:53,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-05-03 18:15:53,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:15:53,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-05-03 18:15:53,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2023-05-03 18:15:53,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:53,995 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:15:53,995 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 10 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) [2023-05-03 18:15:53,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:53,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:53,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:53,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:53,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2023-05-03 18:15:53,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-05-03 18:15:53,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:15:54,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:54,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:54,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:15:54,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:54,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:54,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:15:54,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:54,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:15:54,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:15:54,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:15:54,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:15:54,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:15:54,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:15:54,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:15:54,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:15:54,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-03 18:15:54,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:15:54,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-03 18:15:54,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-05-03 18:15:54,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:15:54,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-03 18:15:54,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-05-03 18:15:54,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:15:54,743 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2023-05-03 18:15:54,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2023-05-03 18:15:54,929 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:15:54,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:15:54,929 INFO L85 PathProgramCache]: Analyzing trace with hash 1707849080, now seen corresponding path program 18 times [2023-05-03 18:15:54,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:15:54,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812663838] [2023-05-03 18:15:54,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:15:54,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:15:54,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:15:56,418 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:56,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:15:56,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812663838] [2023-05-03 18:15:56,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812663838] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:15:56,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [823691728] [2023-05-03 18:15:56,419 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-03 18:15:56,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:15:56,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:15:56,420 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) [2023-05-03 18:15:56,423 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2023-05-03 18:15:56,458 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2023-05-03 18:15:56,458 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:15:56,460 WARN L261 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 105 conjunts are in the unsatisfiable core [2023-05-03 18:15:56,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:15:59,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,193 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:59,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,203 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:59,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,209 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:59,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,216 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:59,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,221 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:59,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,224 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:59,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,228 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:59,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,232 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:59,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,236 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:59,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,240 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:59,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,243 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:59,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:15:59,244 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:15:59,245 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 234 treesize of output 84 [2023-05-03 18:15:59,255 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:15:59,255 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:16:03,304 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:16:03,305 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 250 treesize of output 1764 [2023-05-03 18:16:09,030 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 2 proven. 294 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:16:09,030 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [823691728] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:16:09,030 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:16:09,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 29, 29] total 75 [2023-05-03 18:16:09,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477754365] [2023-05-03 18:16:09,031 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:16:09,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 76 states [2023-05-03 18:16:09,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:16:09,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2023-05-03 18:16:09,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=633, Invalid=5067, Unknown=0, NotChecked=0, Total=5700 [2023-05-03 18:16:09,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:16:09,033 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:16:09,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 76 states, 76 states have (on average 2.276315789473684) internal successors, (173), 75 states have internal predecessors, (173), 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) [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-03 18:16:09,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2023-05-03 18:16:09,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:16:09,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:16:13,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:16:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-03 18:16:13,698 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2023-05-03 18:16:13,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:16:13,884 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:16:13,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:16:13,885 INFO L85 PathProgramCache]: Analyzing trace with hash 2122033872, now seen corresponding path program 19 times [2023-05-03 18:16:13,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:16:13,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2779020] [2023-05-03 18:16:13,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:16:13,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:16:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:16:15,618 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 343 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:16:15,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:16:15,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2779020] [2023-05-03 18:16:15,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2779020] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:16:15,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [683245964] [2023-05-03 18:16:15,619 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-03 18:16:15,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:16:15,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:16:15,620 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) [2023-05-03 18:16:15,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2023-05-03 18:16:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:16:15,659 WARN L261 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 113 conjunts are in the unsatisfiable core [2023-05-03 18:16:15,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:16:18,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,830 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:18,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,836 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:18,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,846 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:18,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,850 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:18,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,860 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:18,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,862 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:18,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,870 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:18,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,871 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:18,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,877 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:18,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,879 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:18,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:18,881 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:18,881 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:18,882 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:18,883 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 27 select indices, 27 select index equivalence classes, 91 disjoint index pairs (out of 351 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 253 treesize of output 91 [2023-05-03 18:16:18,894 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 343 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:16:18,894 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:16:23,875 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:16:23,876 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 0 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 378 case distinctions, treesize of input 270 treesize of output 2040 [2023-05-03 18:16:29,530 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 343 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:16:29,531 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [683245964] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:16:29,531 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:16:29,531 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 31, 31] total 81 [2023-05-03 18:16:29,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853718770] [2023-05-03 18:16:29,531 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:16:29,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2023-05-03 18:16:29,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:16:29,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2023-05-03 18:16:29,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=696, Invalid=5946, Unknown=0, NotChecked=0, Total=6642 [2023-05-03 18:16:29,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:16:29,533 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:16:29,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 82 states have (on average 2.2560975609756095) internal successors, (185), 81 states have internal predecessors, (185), 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) [2023-05-03 18:16:29,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:29,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:29,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:29,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:16:29,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:16:29,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:16:29,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:16:29,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:16:29,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:16:29,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:16:29,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:16:29,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:16:29,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:16:29,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:16:29,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:16:29,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:16:29,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:16:29,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:16:29,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-03 18:16:29,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:16:29,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-03 18:16:29,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-03 18:16:29,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:16:29,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-03 18:16:29,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:16:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:16:36,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:16:36,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:16:36,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-03 18:16:36,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:16:36,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-03 18:16:36,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-03 18:16:36,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:16:36,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-03 18:16:36,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-03 18:16:36,209 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2023-05-03 18:16:36,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:16:36,395 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:16:36,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:16:36,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1376079759, now seen corresponding path program 20 times [2023-05-03 18:16:36,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:16:36,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509479700] [2023-05-03 18:16:36,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:16:36,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:16:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:16:36,573 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 78 proven. 260 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-05-03 18:16:36,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:16:36,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509479700] [2023-05-03 18:16:36,573 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509479700] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:16:36,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1941440209] [2023-05-03 18:16:36,573 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-03 18:16:36,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:16:36,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:16:36,575 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) [2023-05-03 18:16:36,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2023-05-03 18:16:36,618 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-03 18:16:36,618 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:16:36,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 30 conjunts are in the unsatisfiable core [2023-05-03 18:16:36,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:16:36,684 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 78 proven. 260 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-05-03 18:16:36,684 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:16:36,860 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 78 proven. 260 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-05-03 18:16:36,861 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1941440209] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:16:36,861 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:16:36,861 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 10] total 11 [2023-05-03 18:16:36,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657172180] [2023-05-03 18:16:36,861 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:16:36,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-05-03 18:16:36,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:16:36,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-05-03 18:16:36,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2023-05-03 18:16:36,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:16:36,862 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:16:36,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 11 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) [2023-05-03 18:16:36,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:36,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:36,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:36,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:16:36,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:16:36,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:16:36,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-03 18:16:36,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-03 18:16:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:16:38,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-03 18:16:38,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-03 18:16:38,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:16:38,255 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2023-05-03 18:16:38,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2023-05-03 18:16:38,441 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:16:38,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:16:38,442 INFO L85 PathProgramCache]: Analyzing trace with hash -1173225678, now seen corresponding path program 21 times [2023-05-03 18:16:38,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:16:38,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204885407] [2023-05-03 18:16:38,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:16:38,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:16:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:16:40,539 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 0 proven. 394 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:16:40,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:16:40,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204885407] [2023-05-03 18:16:40,539 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204885407] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:16:40,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [95179175] [2023-05-03 18:16:40,539 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-03 18:16:40,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:16:40,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:16:40,540 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) [2023-05-03 18:16:40,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2023-05-03 18:16:40,580 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2023-05-03 18:16:40,580 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:16:40,581 WARN L261 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 121 conjunts are in the unsatisfiable core [2023-05-03 18:16:40,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:16:44,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,339 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:44,340 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:44,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,347 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:44,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,355 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:44,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,364 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:44,364 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:44,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,370 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:44,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,374 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:44,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,380 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:44,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,383 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:44,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,386 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:44,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,389 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:44,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:16:44,392 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:16:44,397 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 105 disjoint index pairs (out of 378 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 270 treesize of output 96 [2023-05-03 18:16:44,409 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 0 proven. 394 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:16:44,410 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:16:50,466 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:16:50,467 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 0 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 435 case distinctions, treesize of input 288 treesize of output 2334 [2023-05-03 18:16:59,518 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 2 proven. 392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:16:59,518 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [95179175] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:16:59,518 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:16:59,518 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 33, 33] total 88 [2023-05-03 18:16:59,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514201403] [2023-05-03 18:16:59,518 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:16:59,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 89 states [2023-05-03 18:16:59,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:16:59,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2023-05-03 18:16:59,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=815, Invalid=7017, Unknown=0, NotChecked=0, Total=7832 [2023-05-03 18:16:59,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:16:59,521 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:16:59,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 89 states, 89 states have (on average 2.2134831460674156) internal successors, (197), 88 states have internal predecessors, (197), 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) [2023-05-03 18:16:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:16:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:16:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:16:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:16:59,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:16:59,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:17:05,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-03 18:17:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-03 18:17:05,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:17:05,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-05-03 18:17:05,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-05-03 18:17:05,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:17:05,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2023-05-03 18:17:05,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-03 18:17:05,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:17:05,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-03 18:17:05,358 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2023-05-03 18:17:05,543 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,SelfDestructingSolverStorable26 [2023-05-03 18:17:05,544 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:17:05,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:17:05,544 INFO L85 PathProgramCache]: Analyzing trace with hash 625416026, now seen corresponding path program 22 times [2023-05-03 18:17:05,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:17:05,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363971721] [2023-05-03 18:17:05,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:17:05,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:17:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:17:07,793 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 0 proven. 448 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:17:07,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:17:07,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363971721] [2023-05-03 18:17:07,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363971721] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:17:07,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [970483598] [2023-05-03 18:17:07,793 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-03 18:17:07,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:17:07,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:17:07,794 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) [2023-05-03 18:17:07,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2023-05-03 18:17:07,835 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-03 18:17:07,835 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:17:07,836 WARN L261 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 129 conjunts are in the unsatisfiable core [2023-05-03 18:17:07,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:17:12,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,089 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:12,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,093 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:12,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,104 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:12,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,113 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:12,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,125 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:12,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,131 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:12,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,139 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:12,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,147 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:12,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,152 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:12,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,157 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:12,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,163 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:12,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,166 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:12,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:12,167 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:12,167 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:12,168 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 120 disjoint index pairs (out of 435 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 289 treesize of output 103 [2023-05-03 18:17:12,179 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 0 proven. 448 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:17:12,179 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:17:19,507 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:17:19,508 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 308 treesize of output 2650 [2023-05-03 18:17:27,214 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 0 proven. 448 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:17:27,214 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [970483598] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:17:27,214 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:17:27,214 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 35, 35] total 94 [2023-05-03 18:17:27,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976760378] [2023-05-03 18:17:27,214 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:17:27,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 95 states [2023-05-03 18:17:27,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:17:27,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 95 interpolants. [2023-05-03 18:17:27,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=897, Invalid=8033, Unknown=0, NotChecked=0, Total=8930 [2023-05-03 18:17:27,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:17:27,217 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:17:27,217 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 95 states, 95 states have (on average 2.2) internal successors, (209), 94 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) [2023-05-03 18:17:27,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:17:27,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:17:27,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:17:27,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:17:27,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:17:27,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:17:27,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:17:27,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:17:27,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:17:27,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:17:27,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:17:27,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:17:27,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:17:27,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:17:27,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:17:27,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:17:27,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:17:27,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-03 18:17:27,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-05-03 18:17:27,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:17:27,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-05-03 18:17:27,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-05-03 18:17:27,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:17:27,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2023-05-03 18:17:27,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2023-05-03 18:17:27,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:17:27,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-03 18:17:27,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:17:34,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:17:34,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:17:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-05-03 18:17:34,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-05-03 18:17:34,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:17:34,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2023-05-03 18:17:34,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-03 18:17:34,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:17:34,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-03 18:17:34,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-03 18:17:34,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2023-05-03 18:17:34,989 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,SelfDestructingSolverStorable27 [2023-05-03 18:17:34,989 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:17:34,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:17:34,989 INFO L85 PathProgramCache]: Analyzing trace with hash -2069400507, now seen corresponding path program 23 times [2023-05-03 18:17:34,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:17:34,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289530773] [2023-05-03 18:17:34,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:17:34,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:17:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:17:35,194 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 97 proven. 345 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-05-03 18:17:35,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:17:35,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289530773] [2023-05-03 18:17:35,195 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289530773] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:17:35,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1808664281] [2023-05-03 18:17:35,195 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-03 18:17:35,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:17:35,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:17:35,196 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) [2023-05-03 18:17:35,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2023-05-03 18:17:35,254 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2023-05-03 18:17:35,254 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:17:35,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 34 conjunts are in the unsatisfiable core [2023-05-03 18:17:35,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:17:35,353 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 97 proven. 345 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-05-03 18:17:35,353 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:17:35,606 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 97 proven. 345 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-05-03 18:17:35,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1808664281] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:17:35,606 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:17:35,606 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 12 [2023-05-03 18:17:35,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244488450] [2023-05-03 18:17:35,606 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:17:35,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-05-03 18:17:35,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:17:35,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-05-03 18:17:35,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2023-05-03 18:17:35,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:17:35,607 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:17:35,607 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.230769230769231) internal successors, (68), 12 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) [2023-05-03 18:17:35,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:17:35,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:17:35,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:17:35,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:17:35,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-05-03 18:17:35,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-05-03 18:17:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:17:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2023-05-03 18:17:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2023-05-03 18:17:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:17:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-03 18:17:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-03 18:17:35,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-03 18:17:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:17:37,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:17:37,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:17:37,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:17:37,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-03 18:17:37,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-03 18:17:37,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:17:37,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2023-05-03 18:17:37,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-03 18:17:37,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:17:37,537 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2023-05-03 18:17:37,722 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,SelfDestructingSolverStorable28 [2023-05-03 18:17:37,723 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:17:37,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:17:37,723 INFO L85 PathProgramCache]: Analyzing trace with hash -747867720, now seen corresponding path program 24 times [2023-05-03 18:17:37,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:17:37,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391750445] [2023-05-03 18:17:37,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:17:37,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:17:37,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:17:39,817 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:17:39,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:17:39,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391750445] [2023-05-03 18:17:39,817 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391750445] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:17:39,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [984328343] [2023-05-03 18:17:39,817 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-03 18:17:39,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:17:39,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:17:39,819 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) [2023-05-03 18:17:39,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2023-05-03 18:17:39,861 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2023-05-03 18:17:39,861 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:17:39,863 WARN L261 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 137 conjunts are in the unsatisfiable core [2023-05-03 18:17:39,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:17:44,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,839 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,844 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,856 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,861 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,867 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,875 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,886 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,890 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,896 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,902 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,905 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,911 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,913 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:17:44,915 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,916 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,916 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:17:44,918 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 33 select indices, 33 select index equivalence classes, 136 disjoint index pairs (out of 528 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 306 treesize of output 108 [2023-05-03 18:17:44,930 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:17:44,931 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:17:53,473 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:17:53,475 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 0 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 561 case distinctions, treesize of input 326 treesize of output 2984 [2023-05-03 18:18:10,778 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 2 proven. 504 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:18:10,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [984328343] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:18:10,779 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:18:10,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 37, 37] total 97 [2023-05-03 18:18:10,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584561032] [2023-05-03 18:18:10,779 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:18:10,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 98 states [2023-05-03 18:18:10,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:18:10,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2023-05-03 18:18:10,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=980, Invalid=8526, Unknown=0, NotChecked=0, Total=9506 [2023-05-03 18:18:10,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:18:10,782 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:18:10,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 98 states, 98 states have (on average 2.2551020408163267) internal successors, (221), 97 states have internal predecessors, (221), 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) [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:18:10,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:18:10,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-03 18:18:10,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:18:10,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:18:10,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:18:10,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:18:10,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2023-05-03 18:18:10,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2023-05-03 18:18:10,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:18:10,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2023-05-03 18:18:10,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-05-03 18:18:10,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:18:10,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:18:19,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:18:19,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:18:19,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:18:19,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:18:19,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:18:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 18:18:19,860 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2023-05-03 18:18:20,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:18:20,046 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:18:20,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:18:20,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1266041104, now seen corresponding path program 25 times [2023-05-03 18:18:20,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:18:20,047 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643537658] [2023-05-03 18:18:20,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:18:20,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:18:20,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:18:22,918 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 0 proven. 567 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:18:22,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:18:22,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643537658] [2023-05-03 18:18:22,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643537658] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:18:22,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [385585107] [2023-05-03 18:18:22,918 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-03 18:18:22,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:18:22,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:18:22,919 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) [2023-05-03 18:18:22,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2023-05-03 18:18:22,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:18:22,962 WARN L261 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 145 conjunts are in the unsatisfiable core [2023-05-03 18:18:22,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:18:28,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,522 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,534 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,543 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,551 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,557 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,568 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,580 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,585 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,589 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,595 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,600 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,604 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,608 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,611 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:18:28,617 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,617 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:18:28,617 INFO L244 Elim1Store]: Index analysis took 103 ms [2023-05-03 18:18:28,618 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 153 disjoint index pairs (out of 561 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 325 treesize of output 115 [2023-05-03 18:18:28,629 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 0 proven. 567 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:18:28,630 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:18:38,979 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:18:38,979 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 36 select indices, 36 select index equivalence classes, 0 disjoint index pairs (out of 630 index pairs), introduced 36 new quantified variables, introduced 630 case distinctions, treesize of input 346 treesize of output 3340 [2023-05-03 18:18:57,232 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 0 proven. 567 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:18:57,233 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [385585107] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:18:57,233 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:18:57,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 39, 39] total 105 [2023-05-03 18:18:57,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52695865] [2023-05-03 18:18:57,233 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:18:57,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 106 states [2023-05-03 18:18:57,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:18:57,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 106 interpolants. [2023-05-03 18:18:57,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1076, Invalid=10054, Unknown=0, NotChecked=0, Total=11130 [2023-05-03 18:18:57,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:18:57,235 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:18:57,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 106 states, 106 states have (on average 2.19811320754717) internal successors, (233), 105 states have internal predecessors, (233), 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) [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:18:57,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:18:57,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:18:57,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:18:57,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:18:57,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:18:57,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-03 18:18:57,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-03 18:18:57,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:18:57,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-03 18:18:57,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-03 18:18:57,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:18:57,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:18:57,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-03 18:18:57,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:18:57,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-03 18:18:57,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:19:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:19:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:19:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:19:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:19:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:19:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:19:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:19:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:19:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:19:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:19:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:19:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:19:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:19:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 18:19:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-03 18:19:07,041 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2023-05-03 18:19:07,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:19:07,229 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:19:07,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:19:07,229 INFO L85 PathProgramCache]: Analyzing trace with hash 610107727, now seen corresponding path program 26 times [2023-05-03 18:19:07,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:19:07,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310162797] [2023-05-03 18:19:07,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:19:07,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:19:07,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:19:07,432 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 118 proven. 442 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-05-03 18:19:07,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:19:07,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310162797] [2023-05-03 18:19:07,432 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310162797] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:19:07,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1228052023] [2023-05-03 18:19:07,432 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-03 18:19:07,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:19:07,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:19:07,437 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) [2023-05-03 18:19:07,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2023-05-03 18:19:07,489 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-03 18:19:07,489 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:19:07,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 38 conjunts are in the unsatisfiable core [2023-05-03 18:19:07,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:19:07,591 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 118 proven. 442 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-05-03 18:19:07,591 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:19:07,875 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 118 proven. 442 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-05-03 18:19:07,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1228052023] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:19:07,875 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:19:07,875 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12, 12] total 13 [2023-05-03 18:19:07,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785958228] [2023-05-03 18:19:07,876 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:19:07,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-05-03 18:19:07,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:19:07,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-05-03 18:19:07,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2023-05-03 18:19:07,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:19:07,877 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:19:07,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 13 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) [2023-05-03 18:19:07,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:19:07,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:19:07,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:19:07,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:19:07,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:19:07,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:19:07,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:19:07,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:19:07,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:19:07,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-03 18:19:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:19:07,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-03 18:19:07,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-03 18:19:07,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:19:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:19:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-05-03 18:19:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-03 18:19:11,259 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2023-05-03 18:19:11,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2023-05-03 18:19:11,445 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:19:11,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:19:11,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1864182542, now seen corresponding path program 27 times [2023-05-03 18:19:11,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:19:11,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378565671] [2023-05-03 18:19:11,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:19:11,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:19:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:19:14,078 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:19:14,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:19:14,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378565671] [2023-05-03 18:19:14,079 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378565671] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:19:14,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1743174892] [2023-05-03 18:19:14,079 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-03 18:19:14,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:19:14,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:19:14,080 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 18:19:14,081 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2023-05-03 18:19:14,131 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2023-05-03 18:19:14,131 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:19:14,133 WARN L261 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 153 conjunts are in the unsatisfiable core [2023-05-03 18:19:14,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:19:20,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,548 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,549 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,567 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,596 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,609 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,614 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,625 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,631 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,634 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,643 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,648 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,651 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,655 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,659 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,659 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:19:20,660 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,661 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:19:20,661 INFO L244 Elim1Store]: Index analysis took 125 ms [2023-05-03 18:19:20,662 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 36 select indices, 36 select index equivalence classes, 171 disjoint index pairs (out of 630 index pairs), introduced 19 new quantified variables, introduced 0 case distinctions, treesize of input 342 treesize of output 120 [2023-05-03 18:19:20,674 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:19:20,674 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:19:32,710 WARN L233 SmtUtils]: Spent 5.88s on a formula simplification that was a NOOP. DAG size: 1215 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-05-03 18:19:32,713 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:19:32,714 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 38 select indices, 38 select index equivalence classes, 0 disjoint index pairs (out of 703 index pairs), introduced 38 new quantified variables, introduced 703 case distinctions, treesize of input 364 treesize of output 3714 [2023-05-03 18:19:52,892 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 2 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:19:52,893 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1743174892] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:19:52,893 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:19:52,893 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 41, 41] total 110 [2023-05-03 18:19:52,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068536395] [2023-05-03 18:19:52,893 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:19:52,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 111 states [2023-05-03 18:19:52,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:19:52,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2023-05-03 18:19:52,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1183, Invalid=11027, Unknown=0, NotChecked=0, Total=12210 [2023-05-03 18:19:52,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:19:52,895 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:19:52,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 111 states, 111 states have (on average 2.2072072072072073) internal successors, (245), 110 states have internal predecessors, (245), 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) [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:19:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-03 18:19:52,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:20:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2023-05-03 18:20:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:20:04,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-03 18:20:04,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-03 18:20:04,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:20:04,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-05-03 18:20:04,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-03 18:20:04,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-03 18:20:04,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:20:04,016 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2023-05-03 18:20:04,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:20:04,202 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:20:04,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:20:04,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1474581274, now seen corresponding path program 28 times [2023-05-03 18:20:04,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:20:04,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731398012] [2023-05-03 18:20:04,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:20:04,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:20:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:20:06,766 INFO L134 CoverageAnalysis]: Checked inductivity of 700 backedges. 0 proven. 700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:20:06,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:20:06,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731398012] [2023-05-03 18:20:06,767 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731398012] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:20:06,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [850428039] [2023-05-03 18:20:06,767 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-03 18:20:06,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:20:06,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:20:06,768 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 18:20:06,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2023-05-03 18:20:06,814 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-03 18:20:06,815 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:20:06,817 WARN L261 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 161 conjunts are in the unsatisfiable core [2023-05-03 18:20:06,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:20:14,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,666 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,682 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,697 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,706 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,716 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,723 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,734 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,744 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,751 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,757 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,760 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,766 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,773 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,774 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,779 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,783 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,784 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,787 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:20:14,790 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:20:14,790 INFO L244 Elim1Store]: Index analysis took 129 ms [2023-05-03 18:20:14,792 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 361 treesize of output 127 [2023-05-03 18:20:14,808 INFO L134 CoverageAnalysis]: Checked inductivity of 700 backedges. 0 proven. 700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:20:14,808 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:20:29,188 WARN L233 SmtUtils]: Spent 7.28s 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) [2023-05-03 18:20:29,189 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:20:29,190 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 384 treesize of output 4110 [2023-05-03 18:21:00,118 INFO L134 CoverageAnalysis]: Checked inductivity of 700 backedges. 0 proven. 700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:21:00,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [850428039] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:21:00,119 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:21:00,119 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 43, 43] total 114 [2023-05-03 18:21:00,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922392482] [2023-05-03 18:21:00,119 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:21:00,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 115 states [2023-05-03 18:21:00,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:21:00,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2023-05-03 18:21:00,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1268, Invalid=11842, Unknown=0, NotChecked=0, Total=13110 [2023-05-03 18:21:00,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:21:00,121 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:21:00,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 115 states, 115 states have (on average 2.234782608695652) internal successors, (257), 114 states have internal predecessors, (257), 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) [2023-05-03 18:21:00,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:21:00,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-03 18:21:00,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:21:00,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:21:09,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:21:09,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-03 18:21:09,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-03 18:21:09,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:21:09,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-05-03 18:21:09,293 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Ended with exit code 0 [2023-05-03 18:21:09,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,33 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:21:09,478 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:21:09,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:21:09,479 INFO L85 PathProgramCache]: Analyzing trace with hash -1515081595, now seen corresponding path program 29 times [2023-05-03 18:21:09,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:21:09,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253501961] [2023-05-03 18:21:09,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:21:09,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:21:09,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:21:09,698 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 141 proven. 551 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-05-03 18:21:09,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:21:09,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253501961] [2023-05-03 18:21:09,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253501961] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:21:09,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1937913441] [2023-05-03 18:21:09,699 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-03 18:21:09,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:21:09,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:21:09,700 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 18:21:09,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2023-05-03 18:21:09,751 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2023-05-03 18:21:09,751 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:21:09,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 42 conjunts are in the unsatisfiable core [2023-05-03 18:21:09,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:21:09,841 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 141 proven. 551 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-05-03 18:21:09,841 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:21:10,119 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 141 proven. 551 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-05-03 18:21:10,120 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1937913441] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:21:10,120 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:21:10,120 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 14 [2023-05-03 18:21:10,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746923494] [2023-05-03 18:21:10,120 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:21:10,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-05-03 18:21:10,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:21:10,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-05-03 18:21:10,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2023-05-03 18:21:10,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:21:10,121 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:21:10,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.333333333333333) internal successors, (80), 14 states have internal predecessors, (80), 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) [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:21:10,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-05-03 18:21:10,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:21:13,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:21:13,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:21:13,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:21:13,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:21:13,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:21:13,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:21:13,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-03 18:21:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-03 18:21:13,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-03 18:21:13,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-03 18:21:13,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-03 18:21:13,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2023-05-03 18:21:14,150 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2023-05-03 18:21:14,150 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:21:14,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:21:14,151 INFO L85 PathProgramCache]: Analyzing trace with hash 426139128, now seen corresponding path program 30 times [2023-05-03 18:21:14,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:21:14,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183930983] [2023-05-03 18:21:14,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:21:14,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:21:14,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:21:17,231 INFO L134 CoverageAnalysis]: Checked inductivity of 772 backedges. 0 proven. 772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:21:17,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:21:17,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183930983] [2023-05-03 18:21:17,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183930983] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:21:17,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [956915949] [2023-05-03 18:21:17,232 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-03 18:21:17,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:21:17,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:21:17,233 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 18:21:17,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2023-05-03 18:21:17,284 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2023-05-03 18:21:17,284 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:21:17,286 WARN L261 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 169 conjunts are in the unsatisfiable core [2023-05-03 18:21:17,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:21:25,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,743 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,751 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,757 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,776 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,783 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,786 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,798 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,811 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,817 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,821 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,830 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,836 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,837 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,843 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,849 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,851 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,857 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,861 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:21:25,863 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:21:25,863 INFO L244 Elim1Store]: Index analysis took 132 ms [2023-05-03 18:21:25,865 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 40 select indices, 40 select index equivalence classes, 210 disjoint index pairs (out of 780 index pairs), introduced 21 new quantified variables, introduced 0 case distinctions, treesize of input 378 treesize of output 132 [2023-05-03 18:21:25,881 INFO L134 CoverageAnalysis]: Checked inductivity of 772 backedges. 0 proven. 772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:21:25,882 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:21:42,720 WARN L233 SmtUtils]: Spent 8.76s on a formula simplification that was a NOOP. DAG size: 1469 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-05-03 18:21:42,721 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:21:42,721 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 42 select indices, 42 select index equivalence classes, 0 disjoint index pairs (out of 861 index pairs), introduced 42 new quantified variables, introduced 861 case distinctions, treesize of input 402 treesize of output 4524 [2023-05-03 18:22:13,781 INFO L134 CoverageAnalysis]: Checked inductivity of 772 backedges. 2 proven. 770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:22:13,781 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [956915949] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:22:13,781 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:22:13,781 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 45, 45] total 121 [2023-05-03 18:22:13,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76180839] [2023-05-03 18:22:13,782 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:22:13,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 122 states [2023-05-03 18:22:13,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:22:13,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 122 interpolants. [2023-05-03 18:22:13,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1389, Invalid=13373, Unknown=0, NotChecked=0, Total=14762 [2023-05-03 18:22:13,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:22:13,784 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:22:13,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 122 states, 122 states have (on average 2.2049180327868854) internal successors, (269), 121 states have internal predecessors, (269), 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) [2023-05-03 18:22:13,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:22:13,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:22:13,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2023-05-03 18:22:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:22:13,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2023-05-03 18:22:13,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2023-05-03 18:22:13,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:22:13,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2023-05-03 18:22:13,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-03 18:22:13,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:22:13,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2023-05-03 18:22:13,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-03 18:22:13,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-03 18:22:13,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-03 18:22:13,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-03 18:22:13,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-03 18:22:13,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-03 18:22:29,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-03 18:22:29,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:22:29,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2023-05-03 18:22:29,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2023-05-03 18:22:29,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:22:29,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2023-05-03 18:22:29,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-03 18:22:29,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:22:29,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2023-05-03 18:22:29,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-03 18:22:29,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-03 18:22:29,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-03 18:22:29,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-03 18:22:29,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-03 18:22:29,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-03 18:22:29,870 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Ended with exit code 0 [2023-05-03 18:22:30,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2023-05-03 18:22:30,060 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:22:30,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:22:30,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1679525712, now seen corresponding path program 31 times [2023-05-03 18:22:30,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:22:30,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866531047] [2023-05-03 18:22:30,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:22:30,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:22:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:22:34,073 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 0 proven. 847 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:22:34,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:22:34,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866531047] [2023-05-03 18:22:34,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866531047] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:22:34,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1481248940] [2023-05-03 18:22:34,074 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-03 18:22:34,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:22:34,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:22:34,075 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 18:22:34,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2023-05-03 18:22:34,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:22:34,125 WARN L261 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 177 conjunts are in the unsatisfiable core [2023-05-03 18:22:34,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:22:44,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,148 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,174 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,181 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,194 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,212 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,225 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,230 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,242 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,246 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,263 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,267 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,275 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,283 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,285 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,289 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,296 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,297 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,301 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,301 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,303 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:22:44,305 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:22:44,305 INFO L244 Elim1Store]: Index analysis took 160 ms [2023-05-03 18:22:44,306 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 22 new quantified variables, introduced 0 case distinctions, treesize of input 397 treesize of output 139 [2023-05-03 18:22:44,319 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 0 proven. 847 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:22:44,320 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:23:04,135 WARN L233 SmtUtils]: Spent 10.47s on a formula simplification that was a NOOP. DAG size: 1605 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-05-03 18:23:04,136 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:23:04,137 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 44 select indices, 44 select index equivalence classes, 0 disjoint index pairs (out of 946 index pairs), introduced 44 new quantified variables, introduced 946 case distinctions, treesize of input 422 treesize of output 4960 [2023-05-03 18:23:47,166 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 0 proven. 847 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:23:47,166 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1481248940] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:23:47,167 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:23:47,167 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 47, 47] total 131 [2023-05-03 18:23:47,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149879545] [2023-05-03 18:23:47,167 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:23:47,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 132 states [2023-05-03 18:23:47,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:23:47,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 132 interpolants. [2023-05-03 18:23:47,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1601, Invalid=15691, Unknown=0, NotChecked=0, Total=17292 [2023-05-03 18:23:47,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:23:47,169 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:23:47,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 132 states, 132 states have (on average 2.128787878787879) internal successors, (281), 131 states have internal predecessors, (281), 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) [2023-05-03 18:23:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:23:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:23:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:23:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:23:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:23:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:23:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:23:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:23:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:23:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:23:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:23:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:23:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:23:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:23:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-03 18:23:47,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2023-05-03 18:23:47,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:23:56,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2023-05-03 18:23:56,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:23:56,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2023-05-03 18:23:56,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-03 18:23:56,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:23:56,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2023-05-03 18:23:56,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-03 18:23:56,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-03 18:23:56,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-03 18:23:56,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-03 18:23:56,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-03 18:23:56,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-03 18:23:56,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-03 18:23:56,963 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2023-05-03 18:23:57,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2023-05-03 18:23:57,149 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:23:57,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:23:57,149 INFO L85 PathProgramCache]: Analyzing trace with hash 543228687, now seen corresponding path program 32 times [2023-05-03 18:23:57,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:23:57,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436039172] [2023-05-03 18:23:57,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:23:57,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:23:57,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:23:57,483 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 166 proven. 672 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-05-03 18:23:57,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:23:57,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436039172] [2023-05-03 18:23:57,483 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436039172] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:23:57,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1025719811] [2023-05-03 18:23:57,483 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-03 18:23:57,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:23:57,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:23:57,485 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 18:23:57,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2023-05-03 18:23:57,531 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-03 18:23:57,531 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:23:57,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 46 conjunts are in the unsatisfiable core [2023-05-03 18:23:57,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:23:57,639 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 166 proven. 672 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-05-03 18:23:57,639 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:23:57,970 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 166 proven. 672 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-05-03 18:23:57,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1025719811] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-03 18:23:57,971 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-03 18:23:57,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14, 14] total 15 [2023-05-03 18:23:57,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659926124] [2023-05-03 18:23:57,971 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-03 18:23:57,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-05-03 18:23:57,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-03 18:23:57,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-05-03 18:23:57,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2023-05-03 18:23:57,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:23:57,972 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-03 18:23:57,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.375) internal successors, (86), 15 states have internal predecessors, (86), 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) [2023-05-03 18:23:57,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:23:57,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:23:57,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:23:57,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:23:57,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:23:57,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:23:57,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2023-05-03 18:23:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-03 18:23:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:23:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2023-05-03 18:23:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-03 18:23:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-03 18:23:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-03 18:23:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-03 18:23:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-03 18:23:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2023-05-03 18:23:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-03 18:23:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-03 18:24:02,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2023-05-03 18:24:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-03 18:24:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-03 18:24:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2023-05-03 18:24:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-03 18:24:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-03 18:24:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-05-03 18:24:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-03 18:24:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-03 18:24:02,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2023-05-03 18:24:03,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37,37 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:24:03,080 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-03 18:24:03,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-03 18:24:03,080 INFO L85 PathProgramCache]: Analyzing trace with hash 1227651762, now seen corresponding path program 33 times [2023-05-03 18:24:03,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-03 18:24:03,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40994691] [2023-05-03 18:24:03,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-03 18:24:03,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-03 18:24:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-03 18:24:06,784 INFO L134 CoverageAnalysis]: Checked inductivity of 926 backedges. 0 proven. 926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:24:06,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-03 18:24:06,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40994691] [2023-05-03 18:24:06,784 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40994691] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-03 18:24:06,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [601572550] [2023-05-03 18:24:06,784 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-03 18:24:06,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-03 18:24:06,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-03 18:24:06,785 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-03 18:24:06,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2023-05-03 18:24:06,859 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 18 check-sat command(s) [2023-05-03 18:24:06,859 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-03 18:24:06,861 WARN L261 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 185 conjunts are in the unsatisfiable core [2023-05-03 18:24:06,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-03 18:24:17,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,400 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,414 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,441 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,450 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,468 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,477 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,480 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,494 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,503 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,512 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,518 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,525 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,531 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,538 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,542 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,545 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,548 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,555 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,560 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,561 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-03 18:24:17,562 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-03 18:24:17,563 INFO L244 Elim1Store]: Index analysis took 174 ms [2023-05-03 18:24:17,564 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 44 select indices, 44 select index equivalence classes, 253 disjoint index pairs (out of 946 index pairs), introduced 23 new quantified variables, introduced 0 case distinctions, treesize of input 414 treesize of output 144 [2023-05-03 18:24:17,577 INFO L134 CoverageAnalysis]: Checked inductivity of 926 backedges. 0 proven. 926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-03 18:24:17,577 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-03 18:24:39,748 WARN L233 SmtUtils]: Spent 12.13s on a formula simplification that was a NOOP. DAG size: 1747 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-05-03 18:24:39,749 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-03 18:24:39,750 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 440 treesize of output 5414 [2023-05-03 18:25:21,721 WARN L319 FreeRefinementEngine]: Global settings require throwing the following exception [2023-05-03 18:25:21,736 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2023-05-03 18:25:21,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2023-05-03 18:25:21,925 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Maybe an infinite loop at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:130) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:345) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:188) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:65) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:295) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:281) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:90) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:399) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:271) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:342) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:266) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:147) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:336) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-05-03 18:25:21,929 INFO L158 Benchmark]: Toolchain (without parser) took 644913.80ms. Allocated memory was 201.3MB in the beginning and 750.8MB in the end (delta: 549.5MB). Free memory was 163.0MB in the beginning and 294.7MB in the end (delta: -131.7MB). Peak memory consumption was 548.9MB. Max. memory is 8.0GB. [2023-05-03 18:25:21,929 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 201.3MB. Free memory was 164.1MB in the beginning and 164.1MB in the end (delta: 76.8kB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-03 18:25:21,929 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.28ms. Allocated memory is still 201.3MB. Free memory was 162.9MB in the beginning and 161.4MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-03 18:25:21,929 INFO L158 Benchmark]: Boogie Preprocessor took 18.40ms. Allocated memory is still 201.3MB. Free memory was 161.4MB in the beginning and 160.3MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-03 18:25:21,930 INFO L158 Benchmark]: RCFGBuilder took 249.93ms. Allocated memory is still 201.3MB. Free memory was 160.3MB in the beginning and 150.8MB in the end (delta: 9.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-05-03 18:25:21,930 INFO L158 Benchmark]: TraceAbstraction took 644613.27ms. Allocated memory was 201.3MB in the beginning and 750.8MB in the end (delta: 549.5MB). Free memory was 149.6MB in the beginning and 294.7MB in the end (delta: -145.1MB). Peak memory consumption was 534.2MB. Max. memory is 8.0GB. [2023-05-03 18:25:21,931 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.14ms. Allocated memory is still 201.3MB. Free memory was 164.1MB in the beginning and 164.1MB in the end (delta: 76.8kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.28ms. Allocated memory is still 201.3MB. Free memory was 162.9MB in the beginning and 161.4MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 18.40ms. Allocated memory is still 201.3MB. Free memory was 161.4MB in the beginning and 160.3MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 249.93ms. Allocated memory is still 201.3MB. Free memory was 160.3MB in the beginning and 150.8MB in the end (delta: 9.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 644613.27ms. Allocated memory was 201.3MB in the beginning and 750.8MB in the end (delta: 549.5MB). Free memory was 149.6MB in the beginning and 294.7MB in the end (delta: -145.1MB). Peak memory consumption was 534.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Maybe an infinite loop de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Maybe an infinite loop: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:130) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-05-03 18:25:21,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-05-03 18:25:22,192 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...