/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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-02 04:24:05,779 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-02 04:24:05,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-02 04:24:05,831 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-02 04:24:05,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-02 04:24:05,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-02 04:24:05,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-02 04:24:05,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-02 04:24:05,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-02 04:24:05,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-02 04:24:05,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-02 04:24:05,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-02 04:24:05,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-02 04:24:05,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-02 04:24:05,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-02 04:24:05,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-02 04:24:05,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-02 04:24:05,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-02 04:24:05,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-02 04:24:05,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-02 04:24:05,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-02 04:24:05,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-02 04:24:05,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-02 04:24:05,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-02 04:24:05,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-02 04:24:05,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-02 04:24:05,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-02 04:24:05,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-02 04:24:05,881 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf [2022-03-02 04:24:05,910 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-02 04:24:05,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-02 04:24:05,911 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-02 04:24:05,911 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-02 04:24:05,911 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-02 04:24:05,912 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-02 04:24:05,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-02 04:24:05,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-02 04:24:05,912 INFO L138 SettingsManager]: * Use SBE=true [2022-03-02 04:24:05,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-02 04:24:05,913 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-02 04:24:05,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-02 04:24:05,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-02 04:24:05,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-02 04:24:05,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-02 04:24:05,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-02 04:24:05,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-02 04:24:05,913 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-02 04:24:05,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-02 04:24:05,914 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-02 04:24:05,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-02 04:24:05,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-02 04:24:05,914 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-02 04:24:05,914 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-02 04:24:05,914 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-02 04:24:05,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 04:24:05,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-02 04:24:05,915 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-02 04:24:05,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-02 04:24:05,917 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-02 04:24:05,917 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-02 04:24:05,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-02 04:24:05,917 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-02 04:24:05,917 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-02 04:24:05,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-02 04:24:05,917 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-02 04:24:05,918 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-02 04:24:05,918 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-02 04:24:06,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-02 04:24:06,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-02 04:24:06,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-02 04:24:06,156 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-02 04:24:06,157 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-02 04:24:06,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons.wvr.bpl [2022-03-02 04:24:06,159 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons.wvr.bpl' [2022-03-02 04:24:06,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-02 04:24:06,180 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-02 04:24:06,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-02 04:24:06,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-02 04:24:06,182 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-02 04:24:06,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:24:06" (1/1) ... [2022-03-02 04:24:06,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:24:06" (1/1) ... [2022-03-02 04:24:06,206 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-02 04:24:06,207 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-02 04:24:06,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-02 04:24:06,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-02 04:24:06,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-02 04:24:06,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:24:06" (1/1) ... [2022-03-02 04:24:06,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:24:06" (1/1) ... [2022-03-02 04:24:06,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:24:06" (1/1) ... [2022-03-02 04:24:06,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:24:06" (1/1) ... [2022-03-02 04:24:06,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:24:06" (1/1) ... [2022-03-02 04:24:06,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:24:06" (1/1) ... [2022-03-02 04:24:06,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:24:06" (1/1) ... [2022-03-02 04:24:06,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-02 04:24:06,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-02 04:24:06,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-02 04:24:06,226 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-02 04:24:06,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:24:06" (1/1) ... [2022-03-02 04:24:06,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 04:24:06,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:24:06,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-02 04:24:06,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-02 04:24:06,295 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-02 04:24:06,295 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-02 04:24:06,295 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-02 04:24:06,296 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-02 04:24:06,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-02 04:24:06,296 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-02 04:24:06,296 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-02 04:24:06,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-02 04:24:06,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-02 04:24:06,296 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-02 04:24:06,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-02 04:24:06,296 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-02 04:24:06,297 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-02 04:24:06,337 INFO L234 CfgBuilder]: Building ICFG [2022-03-02 04:24:06,338 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-02 04:24:06,413 INFO L275 CfgBuilder]: Performing block encoding [2022-03-02 04:24:06,426 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-02 04:24:06,426 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-02 04:24:06,428 INFO L202 PluginConnector]: Adding new model prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 04:24:06 BoogieIcfgContainer [2022-03-02 04:24:06,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-02 04:24:06,430 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-02 04:24:06,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-02 04:24:06,433 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-02 04:24:06,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:24:06" (1/2) ... [2022-03-02 04:24:06,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64e8c052 and model type prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.03 04:24:06, skipping insertion in model container [2022-03-02 04:24:06,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 04:24:06" (2/2) ... [2022-03-02 04:24:06,435 INFO L111 eAbstractionObserver]: Analyzing ICFG prod-cons.wvr.bpl [2022-03-02 04:24:06,439 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-02 04:24:06,439 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-02 04:24:06,439 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-02 04:24:06,439 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-02 04:24:06,469 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-02 04:24:06,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-02 04:24:06,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:24:06,527 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-03-02 04:24:06,599 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-03-02 04:24:06,616 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-02 04:24:06,624 INFO L339 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, mLazyFiniteAutomaton=true, 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, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=true [2022-03-02 04:24:06,625 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-02 04:24:06,818 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1757 transitions and produced 888 states. [2022-03-02 04:24:06,820 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:24:06,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:24:06,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1971741920, now seen corresponding path program 1 times [2022-03-02 04:24:06,831 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:24:06,831 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60087105] [2022-03-02 04:24:06,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:24:06,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:24:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:24:07,094 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2022-03-02 04:24:07,095 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:24:07,095 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60087105] [2022-03-02 04:24:07,096 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60087105] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 04:24:07,096 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-02 04:24:07,096 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-02 04:24:07,097 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594263069] [2022-03-02 04:24:07,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 04:24:07,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-02 04:24:07,103 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:24:07,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-02 04:24:07,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-02 04:24:07,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:24:07,161 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:24:07,163 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 04:24:07,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:24:07,275 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 3925 transitions and produced 1745 states. [2022-03-02 04:24:07,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:24:07,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-02 04:24:07,276 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:24:07,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:24:07,277 INFO L85 PathProgramCache]: Analyzing trace with hash -500126370, now seen corresponding path program 2 times [2022-03-02 04:24:07,277 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:24:07,278 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485162417] [2022-03-02 04:24:07,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:24:07,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:24:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:24:08,600 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 23 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:24:08,601 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:24:08,601 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485162417] [2022-03-02 04:24:08,601 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485162417] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:24:08,601 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [968182580] [2022-03-02 04:24:08,601 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-02 04:24:08,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:24:08,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:24:08,604 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 04:24:08,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-02 04:24:08,671 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-02 04:24:08,671 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:24:08,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 50 conjunts are in the unsatisfiable core [2022-03-02 04:24:08,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:24:11,415 INFO L353 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-03-02 04:24:11,416 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 62 treesize of output 26 [2022-03-02 04:24:11,535 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 23 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:24:11,535 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:24:13,540 INFO L353 Elim1Store]: treesize reduction 264, result has 47.7 percent of original size [2022-03-02 04:24:13,541 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 66 treesize of output 270 [2022-03-02 04:24:18,333 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 34 proven. 248 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:24:18,334 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [968182580] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:24:18,334 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:24:18,334 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34, 34] total 95 [2022-03-02 04:24:18,335 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039041002] [2022-03-02 04:24:18,335 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:24:18,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 95 states [2022-03-02 04:24:18,336 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:24:18,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 95 interpolants. [2022-03-02 04:24:18,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=889, Invalid=8041, Unknown=0, NotChecked=0, Total=8930 [2022-03-02 04:24:18,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:24:18,344 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:24:18,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 95 states, 95 states have (on average 2.1052631578947367) internal successors, (200), 95 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 04:24:18,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:24:18,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:24:21,583 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 253 transitions and produced 208 states. [2022-03-02 04:24:21,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:24:21,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-02 04:24:21,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-03-02 04:24:21,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-03-02 04:24:21,788 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:24:21,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:24:21,788 INFO L85 PathProgramCache]: Analyzing trace with hash -764862492, now seen corresponding path program 3 times [2022-03-02 04:24:21,788 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:24:21,789 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232728653] [2022-03-02 04:24:21,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:24:21,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:24:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:24:22,359 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 9 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:24:22,359 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:24:22,359 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232728653] [2022-03-02 04:24:22,359 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232728653] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:24:22,360 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1301347385] [2022-03-02 04:24:22,360 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-02 04:24:22,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:24:22,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:24:22,363 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) [2022-03-02 04:24:22,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-02 04:24:22,403 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2022-03-02 04:24:22,403 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:24:22,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 38 conjunts are in the unsatisfiable core [2022-03-02 04:24:22,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:24:23,590 INFO L353 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-03-02 04:24:23,590 INFO L387 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 50 treesize of output 22 [2022-03-02 04:24:23,702 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 9 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:24:23,703 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:24:24,662 INFO L353 Elim1Store]: treesize reduction 156, result has 49.5 percent of original size [2022-03-02 04:24:24,662 INFO L387 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 53 treesize of output 177 [2022-03-02 04:24:26,266 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 33 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:24:26,267 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1301347385] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:24:26,267 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:24:26,267 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26, 26] total 71 [2022-03-02 04:24:26,267 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726639169] [2022-03-02 04:24:26,267 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:24:26,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2022-03-02 04:24:26,268 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:24:26,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2022-03-02 04:24:26,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=542, Invalid=4428, Unknown=0, NotChecked=0, Total=4970 [2022-03-02 04:24:26,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:24:26,270 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:24:26,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 2.1549295774647885) internal successors, (153), 71 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) [2022-03-02 04:24:26,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:24:26,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-03-02 04:24:26,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:24:28,655 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 237 transitions and produced 191 states. [2022-03-02 04:24:28,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:24:28,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:24:28,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-02 04:24:28,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-02 04:24:28,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:24:28,857 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:24:28,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:24:28,858 INFO L85 PathProgramCache]: Analyzing trace with hash -1497083383, now seen corresponding path program 4 times [2022-03-02 04:24:28,858 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:24:28,858 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575936091] [2022-03-02 04:24:28,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:24:28,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:24:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:24:28,931 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 51 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:24:28,931 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:24:28,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575936091] [2022-03-02 04:24:28,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575936091] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:24:28,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [717056450] [2022-03-02 04:24:28,932 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-02 04:24:28,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:24:28,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:24:28,933 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) [2022-03-02 04:24:28,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-02 04:24:28,981 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-02 04:24:28,982 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:24:28,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 12 conjunts are in the unsatisfiable core [2022-03-02 04:24:28,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:24:29,060 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 51 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:24:29,061 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:24:29,153 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 51 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:24:29,154 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [717056450] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:24:29,154 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:24:29,154 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 9 [2022-03-02 04:24:29,154 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424924251] [2022-03-02 04:24:29,166 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:24:29,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-02 04:24:29,167 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:24:29,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-02 04:24:29,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2022-03-02 04:24:29,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:24:29,169 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:24:29,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.444444444444445) internal successors, (58), 9 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 04:24:29,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:24:29,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:24:29,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-03-02 04:24:29,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:24:31,269 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 289 transitions and produced 237 states. [2022-03-02 04:24:31,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:24:31,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:24:31,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-02 04:24:31,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-02 04:24:31,287 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-03-02 04:24:31,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:24:31,476 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:24:31,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:24:31,476 INFO L85 PathProgramCache]: Analyzing trace with hash -1918238105, now seen corresponding path program 5 times [2022-03-02 04:24:31,476 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:24:31,476 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341723869] [2022-03-02 04:24:31,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:24:31,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:24:31,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:24:32,194 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 11 proven. 185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:24:32,195 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:24:32,195 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341723869] [2022-03-02 04:24:32,195 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341723869] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:24:32,195 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1742165135] [2022-03-02 04:24:32,195 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-02 04:24:32,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:24:32,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:24:32,198 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) [2022-03-02 04:24:32,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-02 04:24:32,234 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2022-03-02 04:24:32,234 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:24:32,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 47 conjunts are in the unsatisfiable core [2022-03-02 04:24:32,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:24:33,897 INFO L353 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-03-02 04:24:33,898 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 62 treesize of output 26 [2022-03-02 04:24:34,036 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 11 proven. 185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:24:34,036 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:24:35,532 INFO L353 Elim1Store]: treesize reduction 264, result has 47.7 percent of original size [2022-03-02 04:24:35,533 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 66 treesize of output 270 [2022-03-02 04:24:39,726 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 58 proven. 138 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:24:39,727 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1742165135] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:24:39,727 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:24:39,727 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31, 31] total 86 [2022-03-02 04:24:39,727 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183907682] [2022-03-02 04:24:39,727 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:24:39,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2022-03-02 04:24:39,728 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:24:39,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2022-03-02 04:24:39,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=746, Invalid=6564, Unknown=0, NotChecked=0, Total=7310 [2022-03-02 04:24:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:24:39,730 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:24:39,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 2.1744186046511627) internal successors, (187), 86 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 04:24:39,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:24:39,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:24:39,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2022-03-02 04:24:39,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-02 04:24:39,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:24:43,075 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 273 transitions and produced 220 states. [2022-03-02 04:24:43,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:24:43,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:24:43,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-02 04:24:43,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-02 04:24:43,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-02 04:24:43,095 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-02 04:24:43,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:24:43,277 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:24:43,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:24:43,277 INFO L85 PathProgramCache]: Analyzing trace with hash -664923614, now seen corresponding path program 6 times [2022-03-02 04:24:43,278 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:24:43,278 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125266779] [2022-03-02 04:24:43,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:24:43,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:24:43,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:24:44,022 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:24:44,023 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:24:44,023 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125266779] [2022-03-02 04:24:44,023 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125266779] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:24:44,023 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2140829882] [2022-03-02 04:24:44,023 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-02 04:24:44,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:24:44,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:24:44,025 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) [2022-03-02 04:24:44,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-02 04:24:44,061 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2022-03-02 04:24:44,061 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:24:44,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 55 conjunts are in the unsatisfiable core [2022-03-02 04:24:44,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:24:45,699 INFO L353 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2022-03-02 04:24:45,699 INFO L387 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 74 treesize of output 30 [2022-03-02 04:24:45,804 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:24:45,805 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:24:47,633 INFO L353 Elim1Store]: treesize reduction 400, result has 46.6 percent of original size [2022-03-02 04:24:47,634 INFO L387 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 78 treesize of output 382 [2022-03-02 04:24:56,930 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 57 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:24:56,930 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2140829882] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:24:56,931 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:24:56,931 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 32, 31] total 87 [2022-03-02 04:24:56,931 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815113487] [2022-03-02 04:24:56,931 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:24:56,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 87 states [2022-03-02 04:24:56,932 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:24:56,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2022-03-02 04:24:56,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=826, Invalid=6656, Unknown=0, NotChecked=0, Total=7482 [2022-03-02 04:24:56,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:24:56,934 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:24:56,934 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 87 states, 87 states have (on average 1.8620689655172413) internal successors, (162), 87 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 04:24:56,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:24:56,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:24:56,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2022-03-02 04:24:56,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-02 04:24:56,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-03-02 04:24:56,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:25:03,945 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 322 transitions and produced 265 states. [2022-03-02 04:25:03,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:25:03,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:25:03,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-02 04:25:03,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-02 04:25:03,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-03-02 04:25:03,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-02 04:25:03,971 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-02 04:25:04,146 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:25:04,147 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:25:04,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:25:04,147 INFO L85 PathProgramCache]: Analyzing trace with hash -581026131, now seen corresponding path program 7 times [2022-03-02 04:25:04,147 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:25:04,147 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849964593] [2022-03-02 04:25:04,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:25:04,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:25:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:25:05,205 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 9 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:25:05,205 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:25:05,206 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849964593] [2022-03-02 04:25:05,206 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849964593] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:25:05,206 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [896264571] [2022-03-02 04:25:05,206 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-03-02 04:25:05,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:25:05,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:25:05,208 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) [2022-03-02 04:25:05,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-02 04:25:05,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:25:05,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 64 conjunts are in the unsatisfiable core [2022-03-02 04:25:05,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:25:07,799 INFO L353 Elim1Store]: treesize reduction 252, result has 0.4 percent of original size [2022-03-02 04:25:07,800 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 90 treesize of output 34 [2022-03-02 04:25:07,918 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 9 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:25:07,918 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:25:10,782 INFO L353 Elim1Store]: treesize reduction 564, result has 45.8 percent of original size [2022-03-02 04:25:10,782 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 92 treesize of output 516 [2022-03-02 04:26:09,938 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 75 proven. 193 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:26:09,938 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [896264571] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:26:09,939 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:26:09,939 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 38, 38] total 107 [2022-03-02 04:26:09,939 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112512731] [2022-03-02 04:26:09,939 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:26:09,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 107 states [2022-03-02 04:26:09,939 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:26:09,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 107 interpolants. [2022-03-02 04:26:09,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1048, Invalid=10294, Unknown=0, NotChecked=0, Total=11342 [2022-03-02 04:26:09,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:26:09,942 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:26:09,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 107 states, 107 states have (on average 1.9345794392523366) internal successors, (207), 107 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 04:26:09,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:26:09,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:26:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2022-03-02 04:26:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-02 04:26:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2022-03-02 04:26:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2022-03-02 04:26:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:26:15,260 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 306 transitions and produced 248 states. [2022-03-02 04:26:15,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:26:15,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:26:15,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-02 04:26:15,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-02 04:26:15,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-03-02 04:26:15,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-02 04:26:15,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-02 04:26:15,287 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-03-02 04:26:15,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:26:15,461 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:26:15,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:26:15,462 INFO L85 PathProgramCache]: Analyzing trace with hash 2042485416, now seen corresponding path program 8 times [2022-03-02 04:26:15,462 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:26:15,462 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312267337] [2022-03-02 04:26:15,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:26:15,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:26:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:26:15,557 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 117 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:26:15,557 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:26:15,557 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312267337] [2022-03-02 04:26:15,557 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312267337] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:26:15,558 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [544568784] [2022-03-02 04:26:15,558 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-02 04:26:15,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:26:15,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:26:15,561 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) [2022-03-02 04:26:15,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-03-02 04:26:15,603 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-02 04:26:15,604 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:26:15,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 18 conjunts are in the unsatisfiable core [2022-03-02 04:26:15,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:26:15,716 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 117 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:26:15,716 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:26:15,830 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 117 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:26:15,831 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [544568784] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:26:15,831 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:26:15,831 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 12 [2022-03-02 04:26:15,831 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901442160] [2022-03-02 04:26:15,831 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:26:15,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-02 04:26:15,832 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:26:15,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-02 04:26:15,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-03-02 04:26:15,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:26:15,833 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:26:15,833 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.333333333333333) internal successors, (76), 12 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 04:26:15,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:26:15,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:26:15,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2022-03-02 04:26:15,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-02 04:26:15,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2022-03-02 04:26:15,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-03-02 04:26:15,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-03-02 04:26:15,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:26:19,652 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 358 transitions and produced 294 states. [2022-03-02 04:26:19,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:26:19,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:26:19,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-02 04:26:19,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-02 04:26:19,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-03-02 04:26:19,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-02 04:26:19,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2022-03-02 04:26:19,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-02 04:26:19,677 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-03-02 04:26:19,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-03-02 04:26:19,868 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:26:19,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:26:19,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1463841534, now seen corresponding path program 9 times [2022-03-02 04:26:19,868 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:26:19,868 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080158303] [2022-03-02 04:26:19,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:26:19,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:26:19,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:26:21,292 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 11 proven. 353 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:26:21,293 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:26:21,293 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080158303] [2022-03-02 04:26:21,293 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080158303] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:26:21,293 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [875719174] [2022-03-02 04:26:21,293 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-02 04:26:21,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:26:21,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:26:21,295 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) [2022-03-02 04:26:21,296 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-03-02 04:26:21,346 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2022-03-02 04:26:21,346 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:26:21,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 83 conjunts are in the unsatisfiable core [2022-03-02 04:26:21,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:26:25,243 INFO L353 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2022-03-02 04:26:25,243 INFO L387 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 98 treesize of output 38 [2022-03-02 04:26:25,384 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 364 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:26:25,384 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:26:29,683 INFO L353 Elim1Store]: treesize reduction 756, result has 45.3 percent of original size [2022-03-02 04:26:29,684 INFO L387 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 104 treesize of output 668 [2022-03-02 04:31:10,262 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 118 proven. 246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:31:10,262 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [875719174] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:31:10,262 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:31:10,262 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 48, 43] total 127 [2022-03-02 04:31:10,262 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416584175] [2022-03-02 04:31:10,263 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:31:10,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 127 states [2022-03-02 04:31:10,263 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:31:10,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 127 interpolants. [2022-03-02 04:31:10,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1414, Invalid=14588, Unknown=0, NotChecked=0, Total=16002 [2022-03-02 04:31:10,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:31:10,267 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:31:10,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 127 states, 127 states have (on average 1.8425196850393701) internal successors, (234), 127 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 04:31:10,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:31:10,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:31:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2022-03-02 04:31:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-02 04:31:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2022-03-02 04:31:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-03-02 04:31:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2022-03-02 04:31:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-02 04:31:10,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:31:19,827 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 381 transitions and produced 313 states. [2022-03-02 04:31:19,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:31:19,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:31:19,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-02 04:31:19,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-02 04:31:19,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-03-02 04:31:19,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-02 04:31:19,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2022-03-02 04:31:19,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-02 04:31:19,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2022-03-02 04:31:19,849 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-03-02 04:31:20,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:31:20,040 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:31:20,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:31:20,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1966625959, now seen corresponding path program 10 times [2022-03-02 04:31:20,040 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:31:20,040 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462307384] [2022-03-02 04:31:20,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:31:20,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:31:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:31:21,698 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 11 proven. 421 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:31:21,698 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:31:21,698 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462307384] [2022-03-02 04:31:21,698 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462307384] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:31:21,699 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [681921267] [2022-03-02 04:31:21,699 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-02 04:31:21,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:31:21,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:31:21,700 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) [2022-03-02 04:31:21,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-03-02 04:31:21,743 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-02 04:31:21,743 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:31:21,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 81 conjunts are in the unsatisfiable core [2022-03-02 04:31:21,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:31:25,955 INFO L353 Elim1Store]: treesize reduction 432, result has 0.2 percent of original size [2022-03-02 04:31:25,956 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 114 treesize of output 42 [2022-03-02 04:31:26,101 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 11 proven. 421 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:31:26,102 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:31:31,694 INFO L353 Elim1Store]: treesize reduction 976, result has 44.8 percent of original size [2022-03-02 04:31:31,695 INFO L387 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 118 treesize of output 842 [2022-03-02 04:32:51,976 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 144 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:32:51,977 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [681921267] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:32:51,977 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:32:51,977 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 47, 47] total 134 [2022-03-02 04:32:51,977 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109964380] [2022-03-02 04:32:51,977 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:32:51,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 134 states [2022-03-02 04:32:51,978 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:32:51,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 134 interpolants. [2022-03-02 04:32:51,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1570, Invalid=16252, Unknown=0, NotChecked=0, Total=17822 [2022-03-02 04:32:51,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:32:51,981 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:32:51,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 134 states, 134 states have (on average 1.8805970149253732) internal successors, (252), 134 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 04:32:51,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:32:51,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:32:51,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2022-03-02 04:32:51,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-02 04:32:51,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2022-03-02 04:32:51,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-03-02 04:32:51,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2022-03-02 04:32:51,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-02 04:32:51,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2022-03-02 04:32:51,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:33:01,835 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 365 transitions and produced 296 states. [2022-03-02 04:33:01,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:33:01,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:33:01,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-02 04:33:01,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-02 04:33:01,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-03-02 04:33:01,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-02 04:33:01,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2022-03-02 04:33:01,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-02 04:33:01,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-03-02 04:33:01,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-02 04:33:01,862 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-03-02 04:33:02,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-03-02 04:33:02,036 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:33:02,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:33:02,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1236206562, now seen corresponding path program 11 times [2022-03-02 04:33:02,037 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:33:02,037 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807955889] [2022-03-02 04:33:02,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:33:02,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:33:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:33:03,684 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:33:03,684 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:33:03,684 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807955889] [2022-03-02 04:33:03,684 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807955889] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:33:03,684 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [834822553] [2022-03-02 04:33:03,685 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-02 04:33:03,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:33:03,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:33:03,686 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) [2022-03-02 04:33:03,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-03-02 04:33:03,731 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2022-03-02 04:33:03,732 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:33:03,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 86 conjunts are in the unsatisfiable core [2022-03-02 04:33:03,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:33:08,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:08,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:33:09,033 INFO L244 Elim1Store]: Index analysis took 115 ms [2022-03-02 04:33:09,433 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-02 04:33:09,433 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 135 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 55 case distinctions, treesize of input 122 treesize of output 684 [2022-03-02 04:33:42,035 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:33:42,035 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:34:10,736 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,737 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,737 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,737 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,738 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,738 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,738 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,739 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,740 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,740 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,740 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,741 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,741 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,742 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,742 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,742 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,743 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,744 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,745 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,745 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,746 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,746 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,746 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,747 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,747 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,747 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,748 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,748 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,748 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,749 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,750 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,750 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,751 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,752 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,752 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,752 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,752 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,755 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,757 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,757 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,757 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,760 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,760 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,761 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,761 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,761 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,762 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,762 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,762 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,762 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,766 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,766 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,767 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,767 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,767 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,768 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,770 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,771 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,772 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,772 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,772 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,773 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,773 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,774 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,776 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,777 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,778 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,778 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,778 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,780 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,782 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,782 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,782 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,783 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,783 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,783 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,784 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,785 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,785 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,786 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,787 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,787 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,788 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,788 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,788 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,788 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,790 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,790 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,790 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,793 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,794 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,794 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,794 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,797 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,807 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,807 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,807 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,808 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,808 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,810 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,811 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,811 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,811 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,812 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,812 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,812 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,813 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,814 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,814 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,814 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,815 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,815 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,816 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,816 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,816 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,817 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,817 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,817 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,818 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,818 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,820 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,820 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,821 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,821 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,822 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,822 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,824 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:10,825 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:34:11,217 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-02 04:34:11,217 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 135 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 55 case distinctions, treesize of input 131 treesize of output 693 [2022-03-02 04:34:34,526 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:34:34,526 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [834822553] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:34:34,526 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:34:34,526 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 49, 49] total 138 [2022-03-02 04:34:34,526 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922372573] [2022-03-02 04:34:34,527 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:34:34,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 138 states [2022-03-02 04:34:34,527 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:34:34,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 138 interpolants. [2022-03-02 04:34:34,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2799, Invalid=16101, Unknown=6, NotChecked=0, Total=18906 [2022-03-02 04:34:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:34:34,529 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:34:34,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 138 states, 138 states have (on average 1.6956521739130435) internal successors, (234), 138 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 04:34:34,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:34:34,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:34:34,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2022-03-02 04:34:34,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-02 04:34:34,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2022-03-02 04:34:34,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-03-02 04:34:34,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2022-03-02 04:34:34,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-02 04:34:34,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-03-02 04:34:34,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2022-03-02 04:34:34,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:34:49,690 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 456 transitions and produced 359 states. [2022-03-02 04:34:49,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 04:34:49,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-02 04:34:49,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-02 04:34:49,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-02 04:34:49,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-03-02 04:34:49,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-02 04:34:49,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2022-03-02 04:34:49,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-02 04:34:49,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-03-02 04:34:49,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2022-03-02 04:34:49,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-03-02 04:34:49,708 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-03-02 04:34:49,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-03-02 04:34:49,895 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:34:49,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:34:49,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1443174487, now seen corresponding path program 12 times [2022-03-02 04:34:49,896 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:34:49,896 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164971133] [2022-03-02 04:34:49,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:34:49,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:34:49,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:34:52,638 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 9 proven. 577 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:34:52,638 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:34:52,638 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164971133] [2022-03-02 04:34:52,638 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164971133] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:34:52,638 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [303919296] [2022-03-02 04:34:52,638 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-02 04:34:52,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:34:52,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:34:52,640 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) [2022-03-02 04:34:52,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-03-02 04:34:52,701 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2022-03-02 04:34:52,701 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:34:52,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 102 conjunts are in the unsatisfiable core [2022-03-02 04:34:52,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:35:00,048 INFO L353 Elim1Store]: treesize reduction 770, result has 0.1 percent of original size [2022-03-02 04:35:00,049 INFO L387 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 146 treesize of output 54 [2022-03-02 04:35:00,237 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 9 proven. 577 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:35:00,237 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:35:13,102 WARN L228 SmtUtils]: Spent 6.41s on a formula simplification. DAG size of input: 1164 DAG size of output: 636 (called from [L 350] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-03-02 04:35:13,103 INFO L353 Elim1Store]: treesize reduction 1804, result has 44.0 percent of original size [2022-03-02 04:35:13,104 INFO L387 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 157 treesize of output 1481 Received shutdown request... [2022-03-02 04:36:53,186 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-02 04:36:53,187 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-02 04:36:53,190 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-02 04:36:53,191 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-03-02 04:36:53,192 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-03-02 04:36:53,210 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-03-02 04:36:53,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-03-02 04:36:53,397 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 104 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 10ms.. [2022-03-02 04:36:53,399 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-03-02 04:36:53,399 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-03-02 04:36:53,399 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-03-02 04:36:53,404 INFO L732 BasicCegarLoop]: Path program histogram: [12] [2022-03-02 04:36:53,406 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-02 04:36:53,406 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-02 04:36:53,408 INFO L202 PluginConnector]: Adding new model prod-cons.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.03 04:36:53 BasicIcfg [2022-03-02 04:36:53,408 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-02 04:36:53,408 INFO L158 Benchmark]: Toolchain (without parser) took 767227.71ms. Allocated memory was 178.3MB in the beginning and 587.2MB in the end (delta: 408.9MB). Free memory was 135.3MB in the beginning and 309.7MB in the end (delta: -174.4MB). Peak memory consumption was 422.4MB. Max. memory is 8.0GB. [2022-03-02 04:36:53,408 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 178.3MB. Free memory is still 136.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-02 04:36:53,409 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.33ms. Allocated memory is still 178.3MB. Free memory was 135.2MB in the beginning and 133.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-02 04:36:53,409 INFO L158 Benchmark]: Boogie Preprocessor took 15.13ms. Allocated memory is still 178.3MB. Free memory was 133.6MB in the beginning and 132.7MB in the end (delta: 896.3kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-02 04:36:53,409 INFO L158 Benchmark]: RCFGBuilder took 202.82ms. Allocated memory is still 178.3MB. Free memory was 132.6MB in the beginning and 123.4MB in the end (delta: 9.2MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-03-02 04:36:53,409 INFO L158 Benchmark]: TraceAbstraction took 766977.80ms. Allocated memory was 178.3MB in the beginning and 587.2MB in the end (delta: 408.9MB). Free memory was 123.0MB in the beginning and 309.7MB in the end (delta: -186.8MB). Peak memory consumption was 409.8MB. Max. memory is 8.0GB. [2022-03-02 04:36:53,410 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 0.12ms. Allocated memory is still 178.3MB. Free memory is still 136.4MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 26.33ms. Allocated memory is still 178.3MB. Free memory was 135.2MB in the beginning and 133.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 15.13ms. Allocated memory is still 178.3MB. Free memory was 133.6MB in the beginning and 132.7MB in the end (delta: 896.3kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 202.82ms. Allocated memory is still 178.3MB. Free memory was 132.6MB in the beginning and 123.4MB in the end (delta: 9.2MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 766977.80ms. Allocated memory was 178.3MB in the beginning and 587.2MB in the end (delta: 408.9MB). Free memory was 123.0MB in the beginning and 309.7MB in the end (delta: -186.8MB). Peak memory consumption was 409.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 64]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 104 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 10ms.. - TimeoutResultAtElement [Line: 58]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 104 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 10ms.. - TimeoutResultAtElement [Line: 57]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 104 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 10ms.. - TimeoutResultAtElement [Line: 57]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 104 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 10ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 45 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 766.9s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 12, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 62.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 611, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 578.1s InterpolantComputationTime, 1551 NumberOfCodeBlocks, 1551 NumberOfCodeBlocksAsserted, 72 NumberOfCheckSat, 2238 ConstructedInterpolants, 35 QuantifiedInterpolants, 62760 SizeOfPredicates, 139 NumberOfNonLiveVariables, 1828 ConjunctsInSsa, 534 ConjunctsInUnsatCore, 31 InterpolantComputations, 1 PerfectInterpolantSequences, 2059/8267 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown