/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 X --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/channel-sum.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-19 18:46:24,854 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2023-05-19 18:46:24,925 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-19 18:46:24,949 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-19 18:46:24,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-19 18:46:24,949 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-19 18:46:24,950 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-19 18:46:24,950 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-19 18:46:24,950 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-19 18:46:24,951 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-19 18:46:24,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-19 18:46:24,951 INFO L138 SettingsManager]: * Use SBE=true [2023-05-19 18:46:24,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-19 18:46:24,951 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-19 18:46:24,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-19 18:46:24,952 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-19 18:46:24,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-19 18:46:24,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-19 18:46:24,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-19 18:46:24,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-19 18:46:24,952 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-19 18:46:24,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-19 18:46:24,952 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-19 18:46:24,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-19 18:46:24,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-19 18:46:24,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-19 18:46:24,953 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-19 18:46:24,953 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-19 18:46:24,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 18:46:24,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-19 18:46:24,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-19 18:46:24,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-19 18:46:24,954 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-19 18:46:24,954 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-19 18:46:24,954 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-19 18:46:24,954 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-19 18:46:24,954 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-19 18:46:24,954 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-19 18:46:24,954 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-19 18:46:24,954 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-19 18:46:25,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-19 18:46:25,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-19 18:46:25,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-19 18:46:25,160 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-05-19 18:46:25,161 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2023-05-19 18:46:25,162 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/channel-sum.wvr.bpl [2023-05-19 18:46:25,162 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/channel-sum.wvr.bpl' [2023-05-19 18:46:25,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-19 18:46:25,183 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-05-19 18:46:25,191 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-19 18:46:25,192 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-19 18:46:25,192 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-19 18:46:25,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "channel-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 06:46:25" (1/1) ... [2023-05-19 18:46:25,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "channel-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 06:46:25" (1/1) ... [2023-05-19 18:46:25,209 INFO L138 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-05-19 18:46:25,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-19 18:46:25,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-19 18:46:25,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-19 18:46:25,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-19 18:46:25,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "channel-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 06:46:25" (1/1) ... [2023-05-19 18:46:25,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "channel-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 06:46:25" (1/1) ... [2023-05-19 18:46:25,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "channel-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 06:46:25" (1/1) ... [2023-05-19 18:46:25,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "channel-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 06:46:25" (1/1) ... [2023-05-19 18:46:25,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "channel-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 06:46:25" (1/1) ... [2023-05-19 18:46:25,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "channel-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 06:46:25" (1/1) ... [2023-05-19 18:46:25,224 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "channel-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 06:46:25" (1/1) ... [2023-05-19 18:46:25,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "channel-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 06:46:25" (1/1) ... [2023-05-19 18:46:25,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-19 18:46:25,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-19 18:46:25,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-19 18:46:25,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-19 18:46:25,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "channel-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 06:46:25" (1/1) ... [2023-05-19 18:46:25,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 18:46:25,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:46:25,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-05-19 18:46:25,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-05-19 18:46:25,286 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-05-19 18:46:25,286 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-19 18:46:25,286 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-19 18:46:25,286 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-05-19 18:46:25,286 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-19 18:46:25,286 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-19 18:46:25,286 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-05-19 18:46:25,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-19 18:46:25,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-19 18:46:25,287 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-19 18:46:25,318 INFO L235 CfgBuilder]: Building ICFG [2023-05-19 18:46:25,320 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-19 18:46:25,387 INFO L276 CfgBuilder]: Performing block encoding [2023-05-19 18:46:25,399 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-19 18:46:25,399 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2023-05-19 18:46:25,399 WARN L330 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2023-05-19 18:46:25,401 INFO L202 PluginConnector]: Adding new model channel-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 06:46:25 BoogieIcfgContainer [2023-05-19 18:46:25,401 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-19 18:46:25,402 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-19 18:46:25,402 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-19 18:46:25,405 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-19 18:46:25,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "channel-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 06:46:25" (1/2) ... [2023-05-19 18:46:25,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2604b509 and model type channel-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.05 06:46:25, skipping insertion in model container [2023-05-19 18:46:25,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "channel-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 06:46:25" (2/2) ... [2023-05-19 18:46:25,406 INFO L112 eAbstractionObserver]: Analyzing ICFG channel-sum.wvr.bpl [2023-05-19 18:46:25,412 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-19 18:46:25,418 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-19 18:46:25,418 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-19 18:46:25,418 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-19 18:46:25,437 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-19 18:46:25,472 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 18:46:25,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-19 18:46:25,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:46:25,474 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-19 18:46:25,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-05-19 18:46:25,514 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-19 18:46:25,527 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-19 18:46:25,538 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;@15182627, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 18:46:25,538 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-19 18:46:25,667 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:46:25,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:46:25,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1787380649, now seen corresponding path program 1 times [2023-05-19 18:46:25,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:46:25,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494313906] [2023-05-19 18:46:25,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:25,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:46:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:25,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:25,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:46:25,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494313906] [2023-05-19 18:46:25,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494313906] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 18:46:25,816 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 18:46:25,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-19 18:46:25,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353203763] [2023-05-19 18:46:25,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 18:46:25,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-19 18:46:25,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:46:25,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-19 18:46:25,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-19 18:46:25,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:25,835 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:46:25,836 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) [2023-05-19 18:46:25,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:25,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:25,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-19 18:46:25,857 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:46:25,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:46:25,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1591453815, now seen corresponding path program 1 times [2023-05-19 18:46:25,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:46:25,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232445327] [2023-05-19 18:46:25,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:25,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:46:25,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:25,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-19 18:46:25,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:46:25,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232445327] [2023-05-19 18:46:25,904 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232445327] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 18:46:25,904 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 18:46:25,904 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-19 18:46:25,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426753956] [2023-05-19 18:46:25,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 18:46:25,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-19 18:46:25,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:46:25,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-19 18:46:25,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-19 18:46:25,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:25,906 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:46:25,907 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) [2023-05-19 18:46:25,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:25,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:25,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:25,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:25,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-19 18:46:25,933 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:46:25,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:46:25,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1914012524, now seen corresponding path program 1 times [2023-05-19 18:46:25,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:46:25,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81488305] [2023-05-19 18:46:25,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:25,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:46:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:25,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:25,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:46:25,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81488305] [2023-05-19 18:46:25,966 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81488305] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 18:46:25,966 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 18:46:25,967 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-19 18:46:25,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357660048] [2023-05-19 18:46:25,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 18:46:25,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-19 18:46:25,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:46:25,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-19 18:46:25,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-19 18:46:25,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:25,968 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:46:25,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:46:25,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:25,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:25,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:26,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:26,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:26,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:26,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-19 18:46:26,056 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:46:26,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:46:26,056 INFO L85 PathProgramCache]: Analyzing trace with hash 633736436, now seen corresponding path program 1 times [2023-05-19 18:46:26,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:46:26,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899542960] [2023-05-19 18:46:26,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:26,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:46:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:26,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:26,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:46:26,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899542960] [2023-05-19 18:46:26,212 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899542960] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:46:26,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1698201835] [2023-05-19 18:46:26,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:26,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:46:26,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:46:26,218 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:46:26,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-19 18:46:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:26,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 11 conjunts are in the unsatisfiable core [2023-05-19 18:46:26,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:46:26,332 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-05-19 18:46:26,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:26,361 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:46:26,425 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:46:26,426 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 [2023-05-19 18:46:26,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:26,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1698201835] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:46:26,510 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:46:26,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2023-05-19 18:46:26,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269089210] [2023-05-19 18:46:26,511 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:46:26,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-05-19 18:46:26,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:46:26,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-05-19 18:46:26,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2023-05-19 18:46:26,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:26,518 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:46:26,518 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.727272727272727) internal successors, (30), 10 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:46:26,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:26,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:26,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:26,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:26,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:26,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:26,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:26,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:26,602 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-05-19 18:46:26,801 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 [2023-05-19 18:46:26,801 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:46:26,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:46:26,802 INFO L85 PathProgramCache]: Analyzing trace with hash -304278477, now seen corresponding path program 2 times [2023-05-19 18:46:26,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:46:26,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286570281] [2023-05-19 18:46:26,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:26,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:46:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:26,859 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:26,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:46:26,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286570281] [2023-05-19 18:46:26,859 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286570281] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:46:26,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [336804775] [2023-05-19 18:46:26,860 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 18:46:26,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:46:26,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:46:26,862 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:46:26,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-19 18:46:26,902 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 18:46:26,902 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:46:26,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 4 conjunts are in the unsatisfiable core [2023-05-19 18:46:26,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:46:26,936 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-19 18:46:26,936 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-05-19 18:46:26,936 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [336804775] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 18:46:26,936 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-05-19 18:46:26,936 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2023-05-19 18:46:26,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361827378] [2023-05-19 18:46:26,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 18:46:26,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-19 18:46:26,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:46:26,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-19 18:46:26,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-05-19 18:46:26,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:26,937 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:46:26,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 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) [2023-05-19 18:46:26,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:26,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:26,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:26,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:26,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:26,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:26,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:26,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:26,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:26,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:27,000 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-19 18:46:27,184 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 [2023-05-19 18:46:27,184 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:46:27,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:46:27,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1201929189, now seen corresponding path program 3 times [2023-05-19 18:46:27,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:46:27,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423125194] [2023-05-19 18:46:27,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:27,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:46:27,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:27,227 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-19 18:46:27,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:46:27,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423125194] [2023-05-19 18:46:27,228 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423125194] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:46:27,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [679270040] [2023-05-19 18:46:27,228 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 18:46:27,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:46:27,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:46:27,231 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:46:27,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-19 18:46:27,256 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-05-19 18:46:27,260 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:46:27,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-05-19 18:46:27,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:46:27,273 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-19 18:46:27,273 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:46:27,285 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-19 18:46:27,286 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [679270040] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:46:27,286 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:46:27,286 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2023-05-19 18:46:27,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793366493] [2023-05-19 18:46:27,286 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:46:27,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-19 18:46:27,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:46:27,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-19 18:46:27,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-05-19 18:46:27,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:27,288 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:46:27,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:46:27,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:27,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:27,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:27,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:27,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:27,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:27,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:27,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:27,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:27,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:27,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:27,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:27,357 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-19 18:46:27,554 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 [2023-05-19 18:46:27,554 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:46:27,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:46:27,555 INFO L85 PathProgramCache]: Analyzing trace with hash -465939451, now seen corresponding path program 1 times [2023-05-19 18:46:27,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:46:27,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753009747] [2023-05-19 18:46:27,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:27,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:46:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:27,757 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:27,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:46:27,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753009747] [2023-05-19 18:46:27,758 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753009747] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:46:27,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1388972930] [2023-05-19 18:46:27,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:27,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:46:27,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:46:27,761 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:46:27,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:27,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 21 conjunts are in the unsatisfiable core [2023-05-19 18:46:27,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:46:27,789 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-19 18:46:27,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:27,960 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:27,961 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 34 treesize of output 18 [2023-05-19 18:46:27,997 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:27,997 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:46:28,142 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:46:28,142 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 [2023-05-19 18:46:28,216 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:28,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1388972930] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:46:28,217 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:46:28,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 20 [2023-05-19 18:46:28,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157961072] [2023-05-19 18:46:28,217 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:46:28,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-05-19 18:46:28,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:46:28,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-05-19 18:46:28,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=338, Unknown=0, NotChecked=0, Total=420 [2023-05-19 18:46:28,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:28,219 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:46:28,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 2.3333333333333335) internal successors, (49), 20 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:46:28,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:28,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:28,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:28,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:28,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:28,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:28,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:28,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:28,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:28,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:28,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:28,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:28,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:28,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:46:28,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-19 18:46:28,582 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 [2023-05-19 18:46:28,583 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:46:28,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:46:28,586 INFO L85 PathProgramCache]: Analyzing trace with hash -1228507276, now seen corresponding path program 2 times [2023-05-19 18:46:28,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:46:28,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943175601] [2023-05-19 18:46:28,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:28,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:46:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:28,879 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:28,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:46:28,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943175601] [2023-05-19 18:46:28,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943175601] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:46:28,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1074643251] [2023-05-19 18:46:28,882 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 18:46:28,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:46:28,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:46:28,883 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:46:28,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-19 18:46:28,915 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 18:46:28,915 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:46:28,915 WARN L261 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 31 conjunts are in the unsatisfiable core [2023-05-19 18:46:28,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:46:29,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:29,194 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:29,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:29,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:29,196 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:29,196 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 53 treesize of output 25 [2023-05-19 18:46:29,215 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:29,215 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:46:29,500 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:46:29,500 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 [2023-05-19 18:46:29,631 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:29,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1074643251] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:46:29,631 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:46:29,631 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 28 [2023-05-19 18:46:29,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058821639] [2023-05-19 18:46:29,631 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:46:29,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2023-05-19 18:46:29,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:46:29,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2023-05-19 18:46:29,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=684, Unknown=0, NotChecked=0, Total=812 [2023-05-19 18:46:29,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:29,633 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:46:29,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 2.103448275862069) internal successors, (61), 28 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:46:29,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:29,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:29,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:29,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:29,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:29,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:29,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:46:29,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:29,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:29,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:29,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:29,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:29,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:29,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:29,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:46:29,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:46:29,923 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-05-19 18:46:30,106 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 [2023-05-19 18:46:30,106 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:46:30,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:46:30,106 INFO L85 PathProgramCache]: Analyzing trace with hash -1353156219, now seen corresponding path program 3 times [2023-05-19 18:46:30,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:46:30,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120358914] [2023-05-19 18:46:30,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:30,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:46:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:30,460 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 1 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:30,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:46:30,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120358914] [2023-05-19 18:46:30,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120358914] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:46:30,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1530889791] [2023-05-19 18:46:30,461 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 18:46:30,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:46:30,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:46:30,462 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:46:30,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-05-19 18:46:30,486 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-05-19 18:46:30,487 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:46:30,487 WARN L261 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 41 conjunts are in the unsatisfiable core [2023-05-19 18:46:30,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:46:30,907 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:30,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:30,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:30,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:30,910 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:30,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:30,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:30,912 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:30,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:30,916 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 32 [2023-05-19 18:46:30,961 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 6 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:30,962 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:46:31,413 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:46:31,414 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 80 treesize of output 190 [2023-05-19 18:46:31,684 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:31,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1530889791] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:46:31,685 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:46:31,685 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 38 [2023-05-19 18:46:31,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541644174] [2023-05-19 18:46:31,685 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:46:31,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2023-05-19 18:46:31,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:46:31,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2023-05-19 18:46:31,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=209, Invalid=1273, Unknown=0, NotChecked=0, Total=1482 [2023-05-19 18:46:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:31,686 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:46:31,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 2.0256410256410255) internal successors, (79), 38 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:46:31,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:31,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:31,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:31,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:31,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:31,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:31,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:46:31,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:46:31,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:32,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:32,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:32,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:32,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:32,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:32,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:32,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:46:32,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:46:32,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:46:32,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-05-19 18:46:32,330 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 [2023-05-19 18:46:32,331 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:46:32,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:46:32,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1930431963, now seen corresponding path program 4 times [2023-05-19 18:46:32,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:46:32,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279869549] [2023-05-19 18:46:32,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:32,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:46:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:32,977 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 1 proven. 109 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-19 18:46:32,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:46:32,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279869549] [2023-05-19 18:46:32,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279869549] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:46:32,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2064045732] [2023-05-19 18:46:32,977 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-19 18:46:32,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:46:32,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:46:32,979 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:46:32,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-05-19 18:46:33,010 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-19 18:46:33,010 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:46:33,011 WARN L261 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 61 conjunts are in the unsatisfiable core [2023-05-19 18:46:33,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:46:34,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:34,008 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:34,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:34,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:34,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:34,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:34,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:34,012 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:34,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:34,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:34,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:34,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:34,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:34,016 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:34,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:34,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:34,018 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:34,019 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:34,020 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 108 treesize of output 44 [2023-05-19 18:46:34,061 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 21 proven. 89 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-19 18:46:34,061 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:46:35,042 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:46:35,042 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 [2023-05-19 18:46:35,526 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-19 18:46:35,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2064045732] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:46:35,526 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:46:35,526 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 56 [2023-05-19 18:46:35,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291218928] [2023-05-19 18:46:35,527 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:46:35,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2023-05-19 18:46:35,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:46:35,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2023-05-19 18:46:35,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=411, Invalid=2781, Unknown=0, NotChecked=0, Total=3192 [2023-05-19 18:46:35,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:35,529 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:46:35,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 57 states have (on average 2.175438596491228) internal successors, (124), 56 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:46:35,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:35,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:35,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:35,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:35,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:35,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:35,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:46:35,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:46:35,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:46:35,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:36,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:36,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:36,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:36,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:36,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:36,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:36,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:46:36,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:46:36,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:46:36,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:46:36,530 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-05-19 18:46:36,730 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 [2023-05-19 18:46:36,730 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:46:36,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:46:36,731 INFO L85 PathProgramCache]: Analyzing trace with hash 841117988, now seen corresponding path program 5 times [2023-05-19 18:46:36,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:46:36,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476781249] [2023-05-19 18:46:36,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:36,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:46:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:37,412 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 1 proven. 123 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-19 18:46:37,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:46:37,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476781249] [2023-05-19 18:46:37,412 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476781249] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:46:37,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1965956384] [2023-05-19 18:46:37,412 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-19 18:46:37,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:46:37,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:46:37,414 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:46:37,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-05-19 18:46:37,446 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2023-05-19 18:46:37,446 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:46:37,447 WARN L261 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 71 conjunts are in the unsatisfiable core [2023-05-19 18:46:37,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:46:38,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,670 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:38,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,674 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:38,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,677 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:38,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,679 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:38,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,682 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:38,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:38,683 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:38,684 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:38,686 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 21 disjoint index pairs (out of 91 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 40 [2023-05-19 18:46:38,728 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 23 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:38,728 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:46:39,883 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,884 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,884 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,886 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,886 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,888 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,889 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,893 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,894 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,895 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,897 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,897 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,897 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,898 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,900 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,901 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,901 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,901 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,901 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,904 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:39,904 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:40,001 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:46:40,002 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 63 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 28 case distinctions, treesize of input 136 treesize of output 324 [2023-05-19 18:46:40,238 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 2 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:40,238 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1965956384] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:46:40,238 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:46:40,239 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 24, 24] total 66 [2023-05-19 18:46:40,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622556022] [2023-05-19 18:46:40,239 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:46:40,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2023-05-19 18:46:40,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:46:40,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2023-05-19 18:46:40,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=515, Invalid=3907, Unknown=0, NotChecked=0, Total=4422 [2023-05-19 18:46:40,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:40,241 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:46:40,241 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 2.074626865671642) internal successors, (139), 66 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:46:40,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:40,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:40,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:40,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:40,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:40,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:40,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:46:40,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:46:40,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:46:40,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:46:40,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:41,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:41,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:41,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:41,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:41,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:41,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:41,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:46:41,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:46:41,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:46:41,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:46:41,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:46:41,542 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-05-19 18:46:41,740 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 [2023-05-19 18:46:41,740 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:46:41,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:46:41,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1420897379, now seen corresponding path program 6 times [2023-05-19 18:46:41,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:46:41,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865966077] [2023-05-19 18:46:41,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:41,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:46:41,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:42,386 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 1 proven. 129 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-19 18:46:42,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:46:42,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865966077] [2023-05-19 18:46:42,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865966077] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:46:42,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [286909625] [2023-05-19 18:46:42,386 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-19 18:46:42,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:46:42,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:46:42,388 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:46:42,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-05-19 18:46:42,422 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2023-05-19 18:46:42,422 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:46:42,423 WARN L261 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 81 conjunts are in the unsatisfiable core [2023-05-19 18:46:42,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:46:43,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,907 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:43,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,911 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:43,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,914 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:43,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,916 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:43,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,918 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:43,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:43,918 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:43,919 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:43,920 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 144 treesize of output 56 [2023-05-19 18:46:43,961 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 23 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:43,961 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:46:45,691 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:46:45,691 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 [2023-05-19 18:46:47,379 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:47,379 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [286909625] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:46:47,379 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:46:47,379 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 27, 27] total 67 [2023-05-19 18:46:47,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033915615] [2023-05-19 18:46:47,380 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:46:47,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2023-05-19 18:46:47,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:46:47,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2023-05-19 18:46:47,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=463, Invalid=4093, Unknown=0, NotChecked=0, Total=4556 [2023-05-19 18:46:47,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:47,381 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:46:47,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 68 states have (on average 1.8970588235294117) internal successors, (129), 67 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:46:47,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:47,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:47,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:47,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:47,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:47,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:47,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:46:47,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:46:47,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:46:47,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:46:47,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:46:47,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:48,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:48,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:48,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:48,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:48,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:48,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:48,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:46:48,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:46:48,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:46:48,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:46:48,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:46:48,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:46:48,880 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-05-19 18:46:49,077 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 [2023-05-19 18:46:49,077 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:46:49,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:46:49,077 INFO L85 PathProgramCache]: Analyzing trace with hash -101411070, now seen corresponding path program 7 times [2023-05-19 18:46:49,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:46:49,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758258632] [2023-05-19 18:46:49,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:49,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:46:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:49,862 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 1 proven. 190 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-19 18:46:49,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:46:49,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758258632] [2023-05-19 18:46:49,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758258632] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:46:49,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [123487994] [2023-05-19 18:46:49,862 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-19 18:46:49,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:46:49,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:46:49,864 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:46:49,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-05-19 18:46:49,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:49,896 WARN L261 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 91 conjunts are in the unsatisfiable core [2023-05-19 18:46:49,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:46:51,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,812 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:51,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,816 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:51,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,822 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:51,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,824 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:51,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,827 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:51,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,829 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:51,829 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:51,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:46:51,831 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:46:51,832 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 161 treesize of output 61 [2023-05-19 18:46:51,873 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 23 proven. 178 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:51,873 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:46:54,166 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:46:54,166 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 [2023-05-19 18:46:56,283 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 10 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:46:56,284 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [123487994] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:46:56,284 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:46:56,284 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 30, 30] total 76 [2023-05-19 18:46:56,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729818531] [2023-05-19 18:46:56,284 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:46:56,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 77 states [2023-05-19 18:46:56,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:46:56,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2023-05-19 18:46:56,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=529, Invalid=5323, Unknown=0, NotChecked=0, Total=5852 [2023-05-19 18:46:56,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:56,286 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:46:56,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 77 states, 77 states have (on average 1.9870129870129871) internal successors, (153), 76 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:46:56,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:56,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:56,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:56,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:56,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:56,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:56,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:46:56,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:46:56,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:46:56,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:46:56,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:46:56,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:46:56,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:46:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:46:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:46:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:46:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:46:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:46:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:46:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:46:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:46:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:46:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-19 18:46:58,067 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-05-19 18:46:58,257 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 [2023-05-19 18:46:58,257 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:46:58,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:46:58,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1888572097, now seen corresponding path program 8 times [2023-05-19 18:46:58,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:46:58,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457243073] [2023-05-19 18:46:58,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:46:58,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:46:58,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:46:59,126 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 1 proven. 209 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-19 18:46:59,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:46:59,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457243073] [2023-05-19 18:46:59,127 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457243073] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:46:59,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1266414373] [2023-05-19 18:46:59,127 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 18:46:59,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:46:59,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:46:59,128 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:46:59,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-05-19 18:46:59,156 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 18:46:59,156 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:46:59,157 WARN L261 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 101 conjunts are in the unsatisfiable core [2023-05-19 18:46:59,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:47:01,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,534 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:01,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,537 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:01,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,545 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:01,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,550 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:01,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,553 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:01,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,567 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:01,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,571 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:01,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:01,572 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:01,572 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:01,573 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 180 treesize of output 68 [2023-05-19 18:47:01,621 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 23 proven. 197 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:47:01,622 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:47:04,533 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:47:04,533 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 [2023-05-19 18:47:06,957 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 6 proven. 214 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:47:06,957 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1266414373] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:47:06,957 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:47:06,957 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 33, 33] total 85 [2023-05-19 18:47:06,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261682651] [2023-05-19 18:47:06,958 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:47:06,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2023-05-19 18:47:06,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:47:06,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2023-05-19 18:47:06,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=588, Invalid=6722, Unknown=0, NotChecked=0, Total=7310 [2023-05-19 18:47:06,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:47:06,960 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:47:06,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 1.8488372093023255) internal successors, (159), 85 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:47:06,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:06,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:06,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:06,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:47:06,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:06,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:06,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:47:06,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:47:06,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:47:06,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:47:06,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:47:06,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:47:06,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-19 18:47:06,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:47:09,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:09,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:09,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:09,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:47:09,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:09,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:09,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:47:09,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:47:09,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:47:09,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:47:09,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:47:09,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:47:09,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:47:09,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:47:09,484 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-05-19 18:47:09,671 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 [2023-05-19 18:47:09,671 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:47:09,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:47:09,671 INFO L85 PathProgramCache]: Analyzing trace with hash -420268576, now seen corresponding path program 9 times [2023-05-19 18:47:09,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:47:09,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026872560] [2023-05-19 18:47:09,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:47:09,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:47:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:47:10,871 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 1 proven. 284 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-19 18:47:10,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:47:10,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026872560] [2023-05-19 18:47:10,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026872560] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:47:10,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1583528997] [2023-05-19 18:47:10,872 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 18:47:10,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:47:10,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:47:10,873 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:47:10,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-05-19 18:47:10,908 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2023-05-19 18:47:10,908 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:47:10,910 WARN L261 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 111 conjunts are in the unsatisfiable core [2023-05-19 18:47:10,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:47:14,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,651 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:14,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,663 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:14,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,665 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:14,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,676 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:14,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,677 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:14,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,683 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:14,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,685 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:14,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:14,687 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:14,687 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:14,688 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:14,689 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 195 treesize of output 73 [2023-05-19 18:47:14,748 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 10 proven. 285 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:47:14,748 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:47:18,441 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,446 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,447 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,449 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,449 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,449 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,451 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,452 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,455 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,455 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,457 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,459 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,459 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,459 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,460 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,460 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,460 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,461 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,473 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,474 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,475 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,476 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,476 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,477 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,478 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,490 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,491 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,493 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,496 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,496 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,497 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,498 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,502 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,505 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,506 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,507 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,507 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,507 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,509 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,510 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,511 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,511 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,511 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,512 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,512 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,512 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,514 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,515 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,516 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,517 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,517 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,517 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,518 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,521 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:18,521 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:19,416 INFO L356 Elim1Store]: treesize reduction 211, result has 76.3 percent of original size [2023-05-19 18:47:19,417 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 141 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 90 case distinctions, treesize of input 210 treesize of output 763 [2023-05-19 18:47:20,087 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-05-19 18:47:20,333 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 24 proven. 271 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:47:20,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1583528997] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:47:20,333 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:47:20,334 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 36, 36] total 95 [2023-05-19 18:47:20,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408478557] [2023-05-19 18:47:20,334 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:47:20,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2023-05-19 18:47:20,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:47:20,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2023-05-19 18:47:20,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=745, Invalid=8375, Unknown=0, NotChecked=0, Total=9120 [2023-05-19 18:47:20,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:47:20,336 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:47:20,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 96 states, 96 states have (on average 1.9166666666666667) internal successors, (184), 95 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:47:20,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:20,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:20,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:20,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:47:20,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:20,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:20,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:47:20,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:47:20,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:47:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:47:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:47:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:47:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:47:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:47:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:47:23,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:23,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:23,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:23,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:47:23,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:23,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:23,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:47:23,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:47:23,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:47:23,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:47:23,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:47:23,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:47:23,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:47:23,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:47:23,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-19 18:47:23,178 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-05-19 18:47:23,368 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 [2023-05-19 18:47:23,369 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:47:23,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:47:23,369 INFO L85 PathProgramCache]: Analyzing trace with hash 409186847, now seen corresponding path program 10 times [2023-05-19 18:47:23,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:47:23,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861170580] [2023-05-19 18:47:23,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:47:23,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:47:23,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:47:24,602 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 1 proven. 312 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-19 18:47:24,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:47:24,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861170580] [2023-05-19 18:47:24,603 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861170580] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:47:24,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1560222178] [2023-05-19 18:47:24,603 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-19 18:47:24,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:47:24,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:47:24,604 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:47:24,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-05-19 18:47:24,638 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-19 18:47:24,638 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:47:24,639 WARN L261 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 121 conjunts are in the unsatisfiable core [2023-05-19 18:47:24,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:47:28,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,313 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:28,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,318 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:28,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,325 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:28,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,328 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:28,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,331 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:28,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,335 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:28,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,340 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:28,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,342 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:28,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,346 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:28,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,349 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:28,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:28,350 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:28,351 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 216 treesize of output 80 [2023-05-19 18:47:28,411 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 23 proven. 295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:47:28,411 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:47:33,212 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:47:33,213 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 [2023-05-19 18:47:36,880 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 18 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:47:36,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1560222178] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:47:36,880 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:47:36,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 39, 39] total 106 [2023-05-19 18:47:36,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230455956] [2023-05-19 18:47:36,881 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:47:36,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 107 states [2023-05-19 18:47:36,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:47:36,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 107 interpolants. [2023-05-19 18:47:36,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=771, Invalid=10571, Unknown=0, NotChecked=0, Total=11342 [2023-05-19 18:47:36,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:47:36,883 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:47:36,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 107 states, 107 states have (on average 1.8224299065420562) internal successors, (195), 106 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:47:36,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:36,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:36,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:36,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:47:36,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:36,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:36,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:47:36,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:47:36,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:47:36,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:47:36,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:47:36,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:47:36,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:47:36,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:47:36,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-19 18:47:36,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:47:41,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:41,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:41,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:41,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:47:41,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:41,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:41,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:47:41,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:47:41,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:47:41,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:47:41,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:47:41,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:47:41,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:47:41,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:47:41,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:47:41,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:47:41,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-05-19 18:47:41,445 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 [2023-05-19 18:47:41,446 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:47:41,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:47:41,446 INFO L85 PathProgramCache]: Analyzing trace with hash 484167102, now seen corresponding path program 11 times [2023-05-19 18:47:41,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:47:41,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891552512] [2023-05-19 18:47:41,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:47:41,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:47:41,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:47:42,916 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 1 proven. 401 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-19 18:47:42,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:47:42,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891552512] [2023-05-19 18:47:42,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891552512] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:47:42,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1564277452] [2023-05-19 18:47:42,917 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-19 18:47:42,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:47:42,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:47:42,918 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:47:42,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-05-19 18:47:42,959 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2023-05-19 18:47:42,960 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:47:42,962 WARN L261 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 132 conjunts are in the unsatisfiable core [2023-05-19 18:47:42,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:47:47,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,573 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:47,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,579 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:47,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,582 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:47,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,587 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:47,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,597 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:47,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,599 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:47,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,603 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:47,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,606 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:47,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,610 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:47,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,612 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:47,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:47:47,614 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:47,614 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:47,615 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 233 treesize of output 85 [2023-05-19 18:47:47,679 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 23 proven. 384 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:47:47,680 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:47:52,388 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,388 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,389 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,389 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,390 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,391 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,391 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,392 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,394 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,394 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,395 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,395 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,395 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,396 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,396 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,397 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,397 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,397 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,405 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,405 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,405 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,406 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,406 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,407 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,407 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,411 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,414 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,415 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,415 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,416 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,417 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,418 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,419 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,419 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,421 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,422 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,423 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,423 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,423 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,424 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,424 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,425 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,425 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,426 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,427 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,427 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,428 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,428 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,429 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,431 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,434 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,435 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,436 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,440 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,441 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,441 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,441 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,442 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,442 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,443 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,443 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,444 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,444 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,444 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,445 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,446 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,446 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,448 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,449 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,450 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,451 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,453 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,454 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,455 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,457 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,457 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,458 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,459 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:47:52,979 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:47:52,980 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 26 select indices, 26 select index equivalence classes, 234 disjoint index pairs (out of 325 index pairs), introduced 26 new quantified variables, introduced 91 case distinctions, treesize of input 250 treesize of output 984 [2023-05-19 18:47:53,923 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 44 proven. 363 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:47:53,923 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1564277452] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:47:53,923 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:47:53,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 42, 42] total 116 [2023-05-19 18:47:53,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780967043] [2023-05-19 18:47:53,924 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:47:53,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 117 states [2023-05-19 18:47:53,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:47:53,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 117 interpolants. [2023-05-19 18:47:53,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=934, Invalid=12638, Unknown=0, NotChecked=0, Total=13572 [2023-05-19 18:47:53,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:47:53,927 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:47:53,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 117 states, 117 states have (on average 1.8803418803418803) internal successors, (220), 116 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:47:53,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:53,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:53,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:53,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:47:53,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:53,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:53,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:47:53,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:47:53,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:47:53,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:47:53,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:47:53,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:47:53,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:47:53,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:47:53,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:47:53,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:47:53,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:47:58,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:58,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:58,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:47:58,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:47:58,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:58,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:47:58,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:47:58,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:47:58,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:47:58,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:47:58,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:47:58,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:47:58,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:47:58,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:47:58,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:47:58,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:47:58,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-05-19 18:47:58,576 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-05-19 18:47:58,762 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 [2023-05-19 18:47:58,762 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:47:58,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:47:58,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1988479613, now seen corresponding path program 12 times [2023-05-19 18:47:58,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:47:58,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570444793] [2023-05-19 18:47:58,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:47:58,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:47:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:48:00,476 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 1 proven. 428 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-19 18:48:00,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:48:00,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570444793] [2023-05-19 18:48:00,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570444793] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:48:00,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1303763971] [2023-05-19 18:48:00,477 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-19 18:48:00,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:48:00,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:48:00,478 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:48:00,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-05-19 18:48:00,521 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2023-05-19 18:48:00,522 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:48:00,524 WARN L261 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 141 conjunts are in the unsatisfiable core [2023-05-19 18:48:00,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:48:05,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,931 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:05,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,942 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:05,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,950 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:05,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,952 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:05,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,960 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:05,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,963 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:05,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,967 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:05,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,972 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:05,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,973 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:05,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,976 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:05,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,977 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:05,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,980 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:05,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:05,981 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:05,987 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 252 treesize of output 92 [2023-05-19 18:48:06,061 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 23 proven. 411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:48:06,061 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:48:13,269 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:48:13,270 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 [2023-05-19 18:48:19,955 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 36 proven. 398 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:48:19,956 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1303763971] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:48:19,956 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:48:19,956 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 45, 45] total 124 [2023-05-19 18:48:19,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411625643] [2023-05-19 18:48:19,956 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:48:19,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 125 states [2023-05-19 18:48:19,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:48:19,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 125 interpolants. [2023-05-19 18:48:19,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=954, Invalid=14546, Unknown=0, NotChecked=0, Total=15500 [2023-05-19 18:48:19,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:48:19,959 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:48:19,959 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 125 states, 125 states have (on average 1.8) internal successors, (225), 124 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:48:19,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:48:19,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:48:19,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:48:19,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:48:19,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:48:19,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:48:19,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:48:19,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:48:19,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:48:19,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:48:19,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:48:19,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:48:19,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:48:19,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:48:19,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:48:19,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:48:19,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-05-19 18:48:19,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:48:26,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:48:26,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:48:26,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:48:26,992 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-05-19 18:48:27,192 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 [2023-05-19 18:48:27,192 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:48:27,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:48:27,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1037312356, now seen corresponding path program 13 times [2023-05-19 18:48:27,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:48:27,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076409735] [2023-05-19 18:48:27,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:48:27,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:48:27,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:48:29,273 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 1 proven. 531 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-19 18:48:29,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:48:29,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076409735] [2023-05-19 18:48:29,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076409735] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:48:29,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [789546903] [2023-05-19 18:48:29,274 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-19 18:48:29,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:48:29,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:48:29,275 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:48:29,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-05-19 18:48:29,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:48:29,319 WARN L261 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 151 conjunts are in the unsatisfiable core [2023-05-19 18:48:29,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:48:35,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,941 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:35,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,949 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:35,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,951 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:35,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,964 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:35,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,968 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:35,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,972 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:35,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,979 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:35,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,982 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:35,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,986 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:35,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,989 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:35,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,990 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:35,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,994 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:35,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,995 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:35,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:48:35,996 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:48:35,998 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 29 select indices, 29 select index equivalence classes, 105 disjoint index pairs (out of 406 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 269 treesize of output 97 [2023-05-19 18:48:36,076 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 23 proven. 514 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:48:36,076 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:48:44,815 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:48:44,816 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 [2023-05-19 18:48:51,014 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 70 proven. 467 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:48:51,014 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [789546903] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:48:51,014 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:48:51,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 48, 48] total 133 [2023-05-19 18:48:51,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139050611] [2023-05-19 18:48:51,015 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:48:51,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 134 states [2023-05-19 18:48:51,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:48:51,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 134 interpolants. [2023-05-19 18:48:51,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1081, Invalid=16741, Unknown=0, NotChecked=0, Total=17822 [2023-05-19 18:48:51,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:48:51,017 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:48:51,017 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 134 states, 134 states have (on average 1.8582089552238805) internal successors, (249), 133 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:48:51,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:48:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:48:57,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2023-05-19 18:48:57,032 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-05-19 18:48:57,217 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 [2023-05-19 18:48:57,217 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:48:57,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:48:57,218 INFO L85 PathProgramCache]: Analyzing trace with hash 135601115, now seen corresponding path program 14 times [2023-05-19 18:48:57,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:48:57,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157060241] [2023-05-19 18:48:57,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:48:57,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:48:57,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:48:59,509 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 1 proven. 562 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-19 18:48:59,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:48:59,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157060241] [2023-05-19 18:48:59,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157060241] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:48:59,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [4339220] [2023-05-19 18:48:59,510 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 18:48:59,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:48:59,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:48:59,511 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:48:59,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-05-19 18:48:59,559 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 18:48:59,560 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:48:59,562 WARN L261 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 161 conjunts are in the unsatisfiable core [2023-05-19 18:48:59,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:49:07,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,156 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:07,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,158 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:07,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,185 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:07,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,191 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:07,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,196 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:07,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,208 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:07,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,213 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:07,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,214 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:07,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,222 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:07,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,225 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:07,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,227 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:07,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,231 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:07,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,234 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:07,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,235 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:07,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:07,237 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:07,238 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 120 disjoint index pairs (out of 465 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 288 treesize of output 104 [2023-05-19 18:49:07,326 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 23 proven. 545 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:49:07,326 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:49:17,725 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:49:17,726 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 [2023-05-19 18:49:23,013 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 60 proven. 508 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:49:23,014 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [4339220] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:49:23,014 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:49:23,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 51, 51] total 142 [2023-05-19 18:49:23,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729742508] [2023-05-19 18:49:23,014 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:49:23,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 143 states [2023-05-19 18:49:23,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:49:23,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 143 interpolants. [2023-05-19 18:49:23,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1164, Invalid=19142, Unknown=0, NotChecked=0, Total=20306 [2023-05-19 18:49:23,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:49:23,016 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:49:23,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 143 states, 143 states have (on average 1.7832167832167831) internal successors, (255), 142 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:49:23,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:49:23,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:49:23,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:49:23,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:49:23,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:49:23,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:49:23,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:49:23,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:49:23,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:49:23,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:49:23,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:49:23,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:49:23,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:49:23,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:49:23,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:49:23,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:49:23,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:49:23,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:49:23,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2023-05-19 18:49:23,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:49:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:49:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:49:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:49:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:49:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:49:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:49:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:49:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:49:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:49:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:49:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:49:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:49:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:49:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:49:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:49:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:49:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:49:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:49:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-19 18:49:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-05-19 18:49:32,730 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2023-05-19 18:49:32,915 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 [2023-05-19 18:49:32,916 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:49:32,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:49:32,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1071585158, now seen corresponding path program 15 times [2023-05-19 18:49:32,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:49:32,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149702297] [2023-05-19 18:49:32,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:49:32,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:49:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:49:35,632 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 1 proven. 679 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-19 18:49:35,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:49:35,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149702297] [2023-05-19 18:49:35,632 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149702297] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:49:35,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1357124423] [2023-05-19 18:49:35,632 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 18:49:35,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:49:35,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:49:35,633 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:49:35,636 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-05-19 18:49:35,682 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2023-05-19 18:49:35,682 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:49:35,684 WARN L261 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 171 conjunts are in the unsatisfiable core [2023-05-19 18:49:35,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:49:44,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,896 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,907 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,910 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,923 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,926 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,934 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,942 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,946 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,949 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,956 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,960 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,963 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,966 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,967 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:49:44,969 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,969 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:49:44,970 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 305 treesize of output 109 [2023-05-19 18:49:45,063 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 23 proven. 662 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:49:45,064 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:49:57,399 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:49:57,400 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 [2023-05-19 18:50:11,877 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 102 proven. 583 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:50:11,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1357124423] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:50:11,877 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:50:11,877 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 54, 54] total 151 [2023-05-19 18:50:11,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151844125] [2023-05-19 18:50:11,877 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:50:11,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 152 states [2023-05-19 18:50:11,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:50:11,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 152 interpolants. [2023-05-19 18:50:11,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1321, Invalid=21631, Unknown=0, NotChecked=0, Total=22952 [2023-05-19 18:50:11,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:50:11,879 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:50:11,880 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 152 states, 152 states have (on average 1.8355263157894737) internal successors, (279), 151 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-05-19 18:50:11,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-19 18:50:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-05-19 18:50:20,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-19 18:50:20,406 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2023-05-19 18:50:20,592 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 [2023-05-19 18:50:20,592 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:50:20,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:50:20,593 INFO L85 PathProgramCache]: Analyzing trace with hash 1559176761, now seen corresponding path program 16 times [2023-05-19 18:50:20,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:50:20,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189432107] [2023-05-19 18:50:20,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:50:20,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:50:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:50:23,809 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 1 proven. 714 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-19 18:50:23,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:50:23,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189432107] [2023-05-19 18:50:23,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189432107] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:50:23,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1812635385] [2023-05-19 18:50:23,809 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-19 18:50:23,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:50:23,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:50:23,810 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:50:23,811 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-05-19 18:50:23,855 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-19 18:50:23,856 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:50:23,858 WARN L261 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 181 conjunts are in the unsatisfiable core [2023-05-19 18:50:23,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:50:34,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,379 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,386 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,397 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,407 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,417 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,432 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,434 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,444 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,445 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,448 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,450 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,453 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,457 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,459 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,461 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:50:34,462 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,462 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:50:34,463 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 35 select indices, 35 select index equivalence classes, 153 disjoint index pairs (out of 595 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 324 treesize of output 116 [2023-05-19 18:50:34,568 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 23 proven. 697 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:50:34,568 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:50:49,268 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:50:49,269 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 [2023-05-19 18:51:09,063 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 90 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:51:09,064 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1812635385] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:51:09,064 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:51:09,064 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 57, 57] total 160 [2023-05-19 18:51:09,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462791598] [2023-05-19 18:51:09,064 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:51:09,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 161 states [2023-05-19 18:51:09,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:51:09,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 161 interpolants. [2023-05-19 18:51:09,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1390, Invalid=24370, Unknown=0, NotChecked=0, Total=25760 [2023-05-19 18:51:09,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:51:09,066 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:51:09,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 161 states, 161 states have (on average 1.7701863354037266) internal successors, (285), 160 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:51:09,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:51:09,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:51:09,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:51:09,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-19 18:51:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:51:21,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:51:21,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:51:21,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-19 18:51:21,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-05-19 18:51:21,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2023-05-19 18:51:21,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2023-05-19 18:51:21,586 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2023-05-19 18:51:21,777 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 [2023-05-19 18:51:21,777 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:51:21,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:51:21,777 INFO L85 PathProgramCache]: Analyzing trace with hash -2101843112, now seen corresponding path program 17 times [2023-05-19 18:51:21,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:51:21,777 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918881587] [2023-05-19 18:51:21,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:51:21,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:51:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:51:24,966 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 1 proven. 840 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-19 18:51:24,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:51:24,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918881587] [2023-05-19 18:51:24,966 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918881587] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:51:24,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933461727] [2023-05-19 18:51:24,966 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-19 18:51:24,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:51:24,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:51:24,967 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:51:24,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-05-19 18:51:25,026 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2023-05-19 18:51:25,026 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:51:25,029 WARN L261 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 192 conjunts are in the unsatisfiable core [2023-05-19 18:51:25,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:51:37,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,379 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,380 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,395 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,399 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,409 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,423 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,431 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,437 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,447 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,454 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,458 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,463 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,465 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,468 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,473 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,473 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:51:37,475 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,475 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:37,476 INFO L244 Elim1Store]: Index analysis took 119 ms [2023-05-19 18:51:37,477 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 37 select indices, 37 select index equivalence classes, 171 disjoint index pairs (out of 666 index pairs), introduced 19 new quantified variables, introduced 0 case distinctions, treesize of input 341 treesize of output 121 [2023-05-19 18:51:37,598 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 23 proven. 828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:51:37,598 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:51:49,783 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,783 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,784 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,785 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,785 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,788 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,790 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,791 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,792 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,792 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,793 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,794 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,794 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,794 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,795 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,795 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,795 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,796 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,796 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,796 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,797 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,797 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,797 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,798 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,808 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,809 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,809 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,809 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,810 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,810 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,810 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,811 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,812 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,812 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,812 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,813 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,813 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,816 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,818 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,820 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,821 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,828 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,830 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,830 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,831 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,831 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,831 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,833 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,833 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,833 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,835 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,835 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,835 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,836 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,837 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,837 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,838 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,838 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,838 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,839 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,840 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,840 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,841 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,842 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,843 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,843 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,844 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,844 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,844 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,845 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,846 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,847 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,848 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,848 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,849 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,849 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,849 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,850 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,850 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,850 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,851 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,852 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,852 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,852 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,853 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,853 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,854 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,855 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,855 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,855 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,856 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,856 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,857 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,857 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,858 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,858 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,859 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,863 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,869 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,870 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,871 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,871 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,872 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,873 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,874 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,876 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,879 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,881 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,884 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,886 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,886 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,887 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,887 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,888 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,888 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,888 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,889 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,890 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,890 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,890 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,891 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,894 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,897 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,899 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,899 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,900 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,900 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,901 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,902 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,904 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,905 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,905 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,906 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,907 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,907 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,907 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,908 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,908 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,908 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,916 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,916 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,917 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,917 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,917 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,919 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,919 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,920 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,923 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,924 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,926 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,927 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,928 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,928 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,929 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,930 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,930 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,930 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,931 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,933 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,934 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,935 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,936 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,937 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,938 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,939 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,942 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,942 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,943 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,944 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,944 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,945 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:51:49,945 INFO L244 Elim1Store]: Index analysis took 162 ms [2023-05-19 18:51:51,679 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:51:51,680 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 38 select indices, 38 select index equivalence classes, 513 disjoint index pairs (out of 703 index pairs), introduced 38 new quantified variables, introduced 190 case distinctions, treesize of input 364 treesize of output 2004 [2023-05-19 18:51:54,376 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 140 proven. 711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:51:54,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933461727] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:51:54,376 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:51:54,376 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 60, 60] total 167 [2023-05-19 18:51:54,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542565244] [2023-05-19 18:51:54,376 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:51:54,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 168 states [2023-05-19 18:51:54,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:51:54,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 168 interpolants. [2023-05-19 18:51:54,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1599, Invalid=26457, Unknown=0, NotChecked=0, Total=28056 [2023-05-19 18:51:54,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:51:54,378 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:51:54,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 168 states, 168 states have (on average 1.8095238095238095) internal successors, (304), 167 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2023-05-19 18:51:54,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-19 18:52:07,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-05-19 18:52:07,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2023-05-19 18:52:07,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2023-05-19 18:52:07,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2023-05-19 18:52:07,174 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2023-05-19 18:52:07,357 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 [2023-05-19 18:52:07,357 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:52:07,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:52:07,358 INFO L85 PathProgramCache]: Analyzing trace with hash -676238953, now seen corresponding path program 18 times [2023-05-19 18:52:07,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:52:07,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318112815] [2023-05-19 18:52:07,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:52:07,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:52:07,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:52:11,091 INFO L134 CoverageAnalysis]: Checked inductivity of 890 backedges. 6 proven. 879 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-19 18:52:11,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:52:11,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318112815] [2023-05-19 18:52:11,091 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318112815] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:52:11,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1644219181] [2023-05-19 18:52:11,091 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-19 18:52:11,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:52:11,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:52:11,092 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:52:11,093 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2023-05-19 18:52:11,147 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2023-05-19 18:52:11,147 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:52:11,150 WARN L261 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 201 conjunts are in the unsatisfiable core [2023-05-19 18:52:11,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:52:24,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,941 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:24,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,947 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:24,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,965 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:24,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,976 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:24,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,985 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:24,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:24,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,003 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:25,004 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:25,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,010 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:25,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,018 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:25,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,019 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:25,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,026 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:25,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,030 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:25,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,034 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:25,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,036 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:25,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,040 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:25,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,046 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:25,046 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:25,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:52:25,049 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:25,049 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:52:25,050 INFO L244 Elim1Store]: Index analysis took 117 ms [2023-05-19 18:52:25,051 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 360 treesize of output 128 [2023-05-19 18:52:25,177 INFO L134 CoverageAnalysis]: Checked inductivity of 890 backedges. 23 proven. 867 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:52:25,177 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:52:45,027 WARN L233 SmtUtils]: Spent 6.70s on a formula simplification that was a NOOP. DAG size: 1339 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-05-19 18:52:45,032 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:52:45,033 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 [2023-05-19 18:53:15,620 INFO L134 CoverageAnalysis]: Checked inductivity of 890 backedges. 126 proven. 764 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:53:15,620 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1644219181] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:53:15,620 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:53:15,620 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 63, 63] total 178 [2023-05-19 18:53:15,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842128638] [2023-05-19 18:53:15,620 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:53:15,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 179 states [2023-05-19 18:53:15,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:53:15,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 179 interpolants. [2023-05-19 18:53:15,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1673, Invalid=30189, Unknown=0, NotChecked=0, Total=31862 [2023-05-19 18:53:15,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:53:15,623 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:53:15,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 179 states, 179 states have (on average 1.7597765363128492) internal successors, (315), 178 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:53:15,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:53:15,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:53:15,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:53:15,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:53:15,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:53:15,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:53:15,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:53:15,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:53:15,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:53:15,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:53:15,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:53:15,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:53:15,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:53:15,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:53:15,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:53:15,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:53:15,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:53:15,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:53:15,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-19 18:53:15,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-05-19 18:53:15,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2023-05-19 18:53:15,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2023-05-19 18:53:15,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2023-05-19 18:53:15,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:53:30,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:53:30,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:53:30,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:53:30,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:53:30,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:53:30,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:53:30,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:53:30,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:53:30,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:53:30,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:53:30,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:53:30,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:53:30,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:53:30,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:53:30,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:53:30,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:53:30,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:53:30,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:53:30,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-19 18:53:30,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-05-19 18:53:30,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2023-05-19 18:53:30,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2023-05-19 18:53:30,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2023-05-19 18:53:30,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2023-05-19 18:53:30,539 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2023-05-19 18:53:30,724 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 [2023-05-19 18:53:30,725 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:53:30,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:53:30,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1196431562, now seen corresponding path program 19 times [2023-05-19 18:53:30,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:53:30,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145913254] [2023-05-19 18:53:30,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:53:30,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:53:30,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:53:34,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 1 proven. 1024 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-19 18:53:34,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:53:34,819 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145913254] [2023-05-19 18:53:34,819 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145913254] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:53:34,819 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [595299100] [2023-05-19 18:53:34,819 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-19 18:53:34,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:53:34,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:53:34,821 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:53:34,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2023-05-19 18:53:34,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:53:34,872 WARN L261 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 211 conjunts are in the unsatisfiable core [2023-05-19 18:53:34,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:53:50,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,992 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:50,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:50,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,000 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,019 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,030 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,033 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,049 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,053 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,061 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,074 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,081 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,086 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,106 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,109 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,117 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,118 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,125 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,129 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,132 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:53:51,133 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,134 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:53:51,134 INFO L244 Elim1Store]: Index analysis took 146 ms [2023-05-19 18:53:51,135 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 41 select indices, 41 select index equivalence classes, 210 disjoint index pairs (out of 820 index pairs), introduced 21 new quantified variables, introduced 0 case distinctions, treesize of input 377 treesize of output 133 [2023-05-19 18:53:51,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 23 proven. 1012 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:53:51,271 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:54:14,193 WARN L233 SmtUtils]: Spent 7.94s 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) [2023-05-19 18:54:14,194 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:54:14,194 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 [2023-05-19 18:54:39,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 184 proven. 851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:54:39,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [595299100] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:54:39,541 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:54:39,541 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 66, 66] total 184 [2023-05-19 18:54:39,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314450635] [2023-05-19 18:54:39,541 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:54:39,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 185 states [2023-05-19 18:54:39,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:54:39,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 185 interpolants. [2023-05-19 18:54:39,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1829, Invalid=32211, Unknown=0, NotChecked=0, Total=34040 [2023-05-19 18:54:39,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:54:39,544 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:54:39,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 185 states, 185 states have (on average 1.8) internal successors, (333), 184 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-19 18:54:39,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-05-19 18:54:39,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2023-05-19 18:54:39,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2023-05-19 18:54:39,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2023-05-19 18:54:39,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2023-05-19 18:54:39,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:55:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:55:01,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:55:01,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:55:01,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-19 18:55:01,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-05-19 18:55:01,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2023-05-19 18:55:01,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2023-05-19 18:55:01,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2023-05-19 18:55:01,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2023-05-19 18:55:01,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2023-05-19 18:55:01,478 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2023-05-19 18:55:01,667 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 [2023-05-19 18:55:01,668 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:55:01,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:55:01,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1840866805, now seen corresponding path program 20 times [2023-05-19 18:55:01,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:55:01,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379044900] [2023-05-19 18:55:01,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:55:01,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:55:01,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:55:05,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1078 backedges. 1 proven. 1067 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-19 18:55:05,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:55:05,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379044900] [2023-05-19 18:55:05,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379044900] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:55:05,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1568479475] [2023-05-19 18:55:05,985 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 18:55:05,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:55:05,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:55:05,987 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:55:05,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2023-05-19 18:55:06,035 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 18:55:06,035 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:55:06,038 WARN L261 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 221 conjunts are in the unsatisfiable core [2023-05-19 18:55:06,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:55:23,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,863 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,877 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,882 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,890 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,906 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,913 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,925 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,935 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,941 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,946 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,953 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,960 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,963 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,969 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,979 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,980 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,985 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,986 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,987 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,989 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:55:23,990 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:55:23,990 INFO L244 Elim1Store]: Index analysis took 132 ms [2023-05-19 18:55:23,991 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 396 treesize of output 140 [2023-05-19 18:55:24,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1078 backedges. 23 proven. 1055 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:55:24,126 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:55:50,286 WARN L233 SmtUtils]: Spent 9.47s 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) [2023-05-19 18:55:50,287 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:55:50,288 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 [2023-05-19 18:56:27,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1078 backedges. 168 proven. 910 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:56:27,650 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1568479475] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 18:56:27,651 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 18:56:27,651 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 69, 69] total 193 [2023-05-19 18:56:27,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099019895] [2023-05-19 18:56:27,651 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 18:56:27,651 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 194 states [2023-05-19 18:56:27,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 18:56:27,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 194 interpolants. [2023-05-19 18:56:27,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1945, Invalid=35497, Unknown=0, NotChecked=0, Total=37442 [2023-05-19 18:56:27,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:56:27,653 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 18:56:27,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 194 states, 194 states have (on average 1.7474226804123711) internal successors, (339), 193 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-19 18:56:27,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-05-19 18:56:27,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2023-05-19 18:56:27,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2023-05-19 18:56:27,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2023-05-19 18:56:27,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2023-05-19 18:56:27,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2023-05-19 18:56:27,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2023-05-19 18:56:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2023-05-19 18:56:55,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2023-05-19 18:56:55,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2023-05-19 18:56:55,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2023-05-19 18:56:55,826 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 [2023-05-19 18:56:55,828 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 18:56:55,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 18:56:55,829 INFO L85 PathProgramCache]: Analyzing trace with hash 327474196, now seen corresponding path program 21 times [2023-05-19 18:56:55,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 18:56:55,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26459760] [2023-05-19 18:56:55,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 18:56:55,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 18:56:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 18:57:00,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1237 backedges. 1 proven. 1226 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-19 18:57:00,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 18:57:00,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26459760] [2023-05-19 18:57:00,754 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26459760] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 18:57:00,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [403193589] [2023-05-19 18:57:00,755 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 18:57:00,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 18:57:00,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 18:57:00,756 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 18:57:00,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2023-05-19 18:57:00,820 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 18 check-sat command(s) [2023-05-19 18:57:00,820 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 18:57:00,823 WARN L261 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 233 conjunts are in the unsatisfiable core [2023-05-19 18:57:00,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 18:57:21,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,382 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,387 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,407 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,419 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,423 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,436 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,448 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,460 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,475 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,483 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,486 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,495 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,504 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,514 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,520 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,522 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,524 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,529 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,535 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,538 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,538 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 18:57:21,539 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 18:57:21,540 INFO L244 Elim1Store]: Index analysis took 169 ms [2023-05-19 18:57:21,541 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 45 select indices, 45 select index equivalence classes, 253 disjoint index pairs (out of 990 index pairs), introduced 23 new quantified variables, introduced 0 case distinctions, treesize of input 415 treesize of output 145 [2023-05-19 18:57:21,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1237 backedges. 23 proven. 1214 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 18:57:21,693 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 18:57:51,719 WARN L233 SmtUtils]: Spent 11.20s 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) [2023-05-19 18:57:51,720 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 18:57:51,721 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 [2023-05-19 18:58:31,940 WARN L319 FreeRefinementEngine]: Global settings require throwing the following exception [2023-05-19 18:58:31,957 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2023-05-19 18:58:32,140 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 [2023-05-19 18:58:32,141 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-05-19 18:58:32,143 INFO L158 Benchmark]: Toolchain (without parser) took 726960.29ms. Allocated memory was 199.2MB in the beginning and 664.8MB in the end (delta: 465.6MB). Free memory was 160.5MB in the beginning and 375.8MB in the end (delta: -215.2MB). Peak memory consumption was 532.8MB. Max. memory is 8.0GB. [2023-05-19 18:58:32,143 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 199.2MB. Free memory is still 161.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-19 18:58:32,144 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.75ms. Allocated memory is still 199.2MB. Free memory was 160.4MB in the beginning and 158.9MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-19 18:58:32,144 INFO L158 Benchmark]: Boogie Preprocessor took 14.88ms. Allocated memory is still 199.2MB. Free memory was 158.9MB in the beginning and 157.8MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-19 18:58:32,144 INFO L158 Benchmark]: RCFGBuilder took 173.99ms. Allocated memory is still 199.2MB. Free memory was 157.8MB in the beginning and 148.1MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-05-19 18:58:32,145 INFO L158 Benchmark]: TraceAbstraction took 726740.77ms. Allocated memory was 199.2MB in the beginning and 664.8MB in the end (delta: 465.6MB). Free memory was 146.9MB in the beginning and 375.8MB in the end (delta: -228.9MB). Peak memory consumption was 519.2MB. Max. memory is 8.0GB. [2023-05-19 18:58:32,146 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10ms. Allocated memory is still 199.2MB. Free memory is still 161.6MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 18.75ms. Allocated memory is still 199.2MB. Free memory was 160.4MB in the beginning and 158.9MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 14.88ms. Allocated memory is still 199.2MB. Free memory was 158.9MB in the beginning and 157.8MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 173.99ms. Allocated memory is still 199.2MB. Free memory was 157.8MB in the beginning and 148.1MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 726740.77ms. Allocated memory was 199.2MB in the beginning and 664.8MB in the end (delta: 465.6MB). Free memory was 146.9MB in the beginning and 375.8MB in the end (delta: -228.9MB). Peak memory consumption was 519.2MB. 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. [2023-05-19 18:58:32,165 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 [2023-05-19 18:58:32,440 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...