/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.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/vector-add.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-20 04:43:22,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 04:43:22,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 04:43:22,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 04:43:22,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 04:43:22,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 04:43:22,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 04:43:22,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 04:43:22,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 04:43:22,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 04:43:22,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 04:43:22,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 04:43:22,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 04:43:22,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 04:43:22,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 04:43:22,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 04:43:22,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 04:43:22,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 04:43:22,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 04:43:22,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 04:43:22,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 04:43:22,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 04:43:22,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 04:43:22,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 04:43:22,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-20 04:43:22,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 04:43:22,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 04:43:22,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 04:43:22,402 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.epf [2022-02-20 04:43:22,421 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 04:43:22,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 04:43:22,422 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 04:43:22,422 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 04:43:22,423 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 04:43:22,423 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 04:43:22,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 04:43:22,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 04:43:22,424 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 04:43:22,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 04:43:22,424 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 04:43:22,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 04:43:22,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 04:43:22,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 04:43:22,425 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 04:43:22,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 04:43:22,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 04:43:22,425 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 04:43:22,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 04:43:22,425 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 04:43:22,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 04:43:22,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 04:43:22,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 04:43:22,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-20 04:43:22,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 04:43:22,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 04:43:22,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 04:43:22,426 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-20 04:43:22,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 04:43:22,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 04:43:22,426 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 04:43:22,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 04:43:22,426 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 04:43:22,426 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-20 04:43:22,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 04:43:22,426 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-20 04:43:22,427 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-20 04:43:22,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 04:43:22,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 04:43:22,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 04:43:22,617 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-02-20 04:43:22,619 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-02-20 04:43:22,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/vector-add.wvr.bpl [2022-02-20 04:43:22,620 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/vector-add.wvr.bpl' [2022-02-20 04:43:22,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 04:43:22,644 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-02-20 04:43:22,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 04:43:22,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 04:43:22,645 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 04:43:22,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 04:43:22" (1/1) ... [2022-02-20 04:43:22,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 04:43:22" (1/1) ... [2022-02-20 04:43:22,661 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-02-20 04:43:22,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 04:43:22,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 04:43:22,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 04:43:22,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 04:43:22,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 04:43:22" (1/1) ... [2022-02-20 04:43:22,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 04:43:22" (1/1) ... [2022-02-20 04:43:22,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 04:43:22" (1/1) ... [2022-02-20 04:43:22,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 04:43:22" (1/1) ... [2022-02-20 04:43:22,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 04:43:22" (1/1) ... [2022-02-20 04:43:22,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 04:43:22" (1/1) ... [2022-02-20 04:43:22,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 04:43:22" (1/1) ... [2022-02-20 04:43:22,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 04:43:22,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 04:43:22,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 04:43:22,682 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 04:43:22,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 04:43:22" (1/1) ... [2022-02-20 04:43:22,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 04:43:22,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 04:43:22,702 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) [2022-02-20 04:43:22,707 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 [2022-02-20 04:43:22,733 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-02-20 04:43:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-20 04:43:22,733 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-20 04:43:22,733 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-02-20 04:43:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-20 04:43:22,733 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-20 04:43:22,733 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-02-20 04:43:22,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 04:43:22,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 04:43:22,734 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-02-20 04:43:22,734 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-20 04:43:22,734 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-20 04:43:22,734 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-20 04:43:22,773 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 04:43:22,774 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 04:43:22,883 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 04:43:22,892 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 04:43:22,893 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 04:43:22,894 INFO L202 PluginConnector]: Adding new model vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:43:22 BoogieIcfgContainer [2022-02-20 04:43:22,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 04:43:22,895 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 04:43:22,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 04:43:22,901 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 04:43:22,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 04:43:22" (1/2) ... [2022-02-20 04:43:22,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bc0dc71 and model type vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:43:22, skipping insertion in model container [2022-02-20 04:43:22,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:43:22" (2/2) ... [2022-02-20 04:43:22,904 INFO L111 eAbstractionObserver]: Analyzing ICFG vector-add.wvr.bpl [2022-02-20 04:43:22,910 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-20 04:43:22,910 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 04:43:22,911 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 04:43:22,911 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-20 04:43:22,966 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-02-20 04:43:23,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-20 04:43:23,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 04:43:23,005 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) [2022-02-20 04:43:23,027 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 [2022-02-20 04:43:23,058 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 04:43:23,075 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=true, mMcrOverapproximateWrwc=true [2022-02-20 04:43:23,076 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-20 04:43:23,174 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1044 transitions and produced 446 states. [2022-02-20 04:43:23,176 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 04:43:23,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 04:43:23,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1203110394, now seen corresponding path program 1 times [2022-02-20 04:43:23,185 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 04:43:23,186 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791519628] [2022-02-20 04:43:23,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 04:43:23,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 04:43:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 04:43:23,573 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 46 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 04:43:23,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 04:43:23,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791519628] [2022-02-20 04:43:23,575 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791519628] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 04:43:23,576 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2074225271] [2022-02-20 04:43:23,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 04:43:23,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 04:43:23,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 04:43:23,578 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) [2022-02-20 04:43:23,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-20 04:43:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 04:43:23,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-20 04:43:23,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 04:43:23,932 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-02-20 04:43:23,933 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 04:43:24,122 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-02-20 04:43:24,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2074225271] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 04:43:24,122 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 04:43:24,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 8, 8] total 26 [2022-02-20 04:43:24,124 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297384194] [2022-02-20 04:43:24,125 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 04:43:24,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-02-20 04:43:24,129 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 04:43:24,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-02-20 04:43:24,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2022-02-20 04:43:24,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 04:43:24,146 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 04:43:24,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 2.9615384615384617) internal successors, (77), 26 states have internal predecessors, (77), 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) [2022-02-20 04:43:24,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 04:43:24,503 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1055 transitions and produced 457 states. [2022-02-20 04:43:24,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 04:43:24,531 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-20 04:43:24,725 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,SelfDestructingSolverStorable0 [2022-02-20 04:43:24,726 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 04:43:24,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 04:43:24,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1215217316, now seen corresponding path program 2 times [2022-02-20 04:43:24,726 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 04:43:24,727 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982428615] [2022-02-20 04:43:24,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 04:43:24,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 04:43:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 04:43:24,892 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 46 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 04:43:24,893 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 04:43:24,893 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982428615] [2022-02-20 04:43:24,893 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982428615] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 04:43:24,893 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2134028] [2022-02-20 04:43:24,893 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-20 04:43:24,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 04:43:24,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 04:43:24,895 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) [2022-02-20 04:43:24,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-20 04:43:24,934 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-20 04:43:24,935 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 04:43:24,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 9 conjunts are in the unsatisfiable core [2022-02-20 04:43:24,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 04:43:25,177 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 29 proven. 9 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-02-20 04:43:25,177 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 04:43:25,354 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 29 proven. 9 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-02-20 04:43:25,354 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2134028] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 04:43:25,354 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 04:43:25,355 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 10, 10] total 30 [2022-02-20 04:43:25,355 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218221868] [2022-02-20 04:43:25,355 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 04:43:25,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-02-20 04:43:25,356 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 04:43:25,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-02-20 04:43:25,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=728, Unknown=0, NotChecked=0, Total=870 [2022-02-20 04:43:25,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 04:43:25,357 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 04:43:25,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 2.8333333333333335) internal successors, (85), 30 states have internal predecessors, (85), 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) [2022-02-20 04:43:25,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-20 04:43:25,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 04:43:25,717 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1066 transitions and produced 468 states. [2022-02-20 04:43:25,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 04:43:25,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-20 04:43:25,747 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-20 04:43:25,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 04:43:25,932 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 04:43:25,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 04:43:25,932 INFO L85 PathProgramCache]: Analyzing trace with hash 1650839490, now seen corresponding path program 3 times [2022-02-20 04:43:25,932 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 04:43:25,932 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389725784] [2022-02-20 04:43:25,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 04:43:25,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 04:43:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 04:43:26,050 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 52 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-20 04:43:26,051 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 04:43:26,051 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389725784] [2022-02-20 04:43:26,051 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389725784] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 04:43:26,051 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [609908788] [2022-02-20 04:43:26,051 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-20 04:43:26,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 04:43:26,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 04:43:26,053 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) [2022-02-20 04:43:26,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-20 04:43:26,100 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2022-02-20 04:43:26,101 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 04:43:26,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 12 conjunts are in the unsatisfiable core [2022-02-20 04:43:26,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 04:43:26,262 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 52 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-20 04:43:26,262 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 04:43:26,424 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 59 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-20 04:43:26,424 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [609908788] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 04:43:26,424 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 04:43:26,424 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 26 [2022-02-20 04:43:26,425 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138004002] [2022-02-20 04:43:26,425 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 04:43:26,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-02-20 04:43:26,425 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 04:43:26,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-02-20 04:43:26,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=505, Unknown=0, NotChecked=0, Total=650 [2022-02-20 04:43:26,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 04:43:26,426 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 04:43:26,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 2.923076923076923) internal successors, (76), 26 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) [2022-02-20 04:43:26,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-20 04:43:26,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-20 04:43:26,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 04:43:26,735 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 280 transitions and produced 220 states. [2022-02-20 04:43:26,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 04:43:26,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-20 04:43:26,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-20 04:43:26,754 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-20 04:43:26,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 04:43:26,936 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 04:43:26,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 04:43:26,937 INFO L85 PathProgramCache]: Analyzing trace with hash -623046304, now seen corresponding path program 4 times [2022-02-20 04:43:26,937 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 04:43:26,937 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680007696] [2022-02-20 04:43:26,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 04:43:26,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 04:43:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 04:43:27,133 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 46 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 04:43:27,133 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 04:43:27,133 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680007696] [2022-02-20 04:43:27,134 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680007696] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 04:43:27,134 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1200435743] [2022-02-20 04:43:27,134 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-20 04:43:27,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 04:43:27,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 04:43:27,135 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) [2022-02-20 04:43:27,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-20 04:43:27,184 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-20 04:43:27,184 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 04:43:27,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 13 conjunts are in the unsatisfiable core [2022-02-20 04:43:27,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 04:43:27,440 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 50 proven. 25 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-02-20 04:43:27,440 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 04:43:27,670 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 50 proven. 25 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-02-20 04:43:27,670 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1200435743] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 04:43:27,670 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 04:43:27,671 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 14, 14] total 38 [2022-02-20 04:43:27,671 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116653981] [2022-02-20 04:43:27,671 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 04:43:27,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2022-02-20 04:43:27,672 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 04:43:27,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2022-02-20 04:43:27,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=223, Invalid=1183, Unknown=0, NotChecked=0, Total=1406 [2022-02-20 04:43:27,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 04:43:27,673 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 04:43:27,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 2.710526315789474) internal successors, (103), 38 states have internal predecessors, (103), 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) [2022-02-20 04:43:27,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-20 04:43:27,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-20 04:43:27,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-02-20 04:43:27,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 04:43:28,159 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1088 transitions and produced 490 states. [2022-02-20 04:43:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 04:43:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-20 04:43:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-20 04:43:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-20 04:43:28,179 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-20 04:43:28,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 04:43:28,367 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 04:43:28,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 04:43:28,368 INFO L85 PathProgramCache]: Analyzing trace with hash 311059326, now seen corresponding path program 5 times [2022-02-20 04:43:28,368 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 04:43:28,368 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278513124] [2022-02-20 04:43:28,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 04:43:28,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 04:43:28,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 04:43:28,532 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 46 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 04:43:28,533 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 04:43:28,533 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278513124] [2022-02-20 04:43:28,533 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278513124] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 04:43:28,533 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [172712907] [2022-02-20 04:43:28,533 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-02-20 04:43:28,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 04:43:28,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 04:43:28,535 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) [2022-02-20 04:43:28,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-20 04:43:28,588 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2022-02-20 04:43:28,588 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 04:43:28,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 17 conjunts are in the unsatisfiable core [2022-02-20 04:43:28,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 04:43:28,905 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 40 proven. 57 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 04:43:28,906 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 04:43:29,235 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 61 proven. 36 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 04:43:29,235 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [172712907] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 04:43:29,236 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 04:43:29,236 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 18, 18] total 49 [2022-02-20 04:43:29,236 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670468069] [2022-02-20 04:43:29,236 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 04:43:29,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2022-02-20 04:43:29,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 04:43:29,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2022-02-20 04:43:29,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=433, Invalid=1919, Unknown=0, NotChecked=0, Total=2352 [2022-02-20 04:43:29,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 04:43:29,238 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 04:43:29,238 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 2.5714285714285716) internal successors, (126), 49 states have internal predecessors, (126), 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) [2022-02-20 04:43:29,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-20 04:43:29,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-20 04:43:29,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-02-20 04:43:29,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-02-20 04:43:29,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 04:43:29,707 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 313 transitions and produced 251 states. [2022-02-20 04:43:29,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 04:43:29,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-20 04:43:29,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-20 04:43:29,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-20 04:43:29,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-20 04:43:29,740 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-20 04:43:29,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 04:43:29,909 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 04:43:29,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 04:43:29,909 INFO L85 PathProgramCache]: Analyzing trace with hash 847690042, now seen corresponding path program 6 times [2022-02-20 04:43:29,909 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 04:43:29,910 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768433772] [2022-02-20 04:43:29,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 04:43:29,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 04:43:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 04:43:30,141 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 46 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 04:43:30,141 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 04:43:30,141 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768433772] [2022-02-20 04:43:30,141 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768433772] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 04:43:30,142 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1047549487] [2022-02-20 04:43:30,142 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-02-20 04:43:30,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 04:43:30,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 04:43:30,144 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) [2022-02-20 04:43:30,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-20 04:43:30,214 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2022-02-20 04:43:30,214 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-20 04:43:30,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 22 conjunts are in the unsatisfiable core [2022-02-20 04:43:30,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 04:43:30,644 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 46 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 04:43:30,645 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 04:43:31,247 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 65 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 04:43:31,247 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1047549487] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 04:43:31,248 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 04:43:31,248 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 63 [2022-02-20 04:43:31,248 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568768207] [2022-02-20 04:43:31,248 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 04:43:31,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-02-20 04:43:31,249 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 04:43:31,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-02-20 04:43:31,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=729, Invalid=3177, Unknown=0, NotChecked=0, Total=3906 [2022-02-20 04:43:31,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 04:43:31,251 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 04:43:31,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 2.3015873015873014) internal successors, (145), 63 states have internal predecessors, (145), 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) [2022-02-20 04:43:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-20 04:43:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-20 04:43:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-02-20 04:43:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-02-20 04:43:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-02-20 04:43:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 04:43:31,991 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 346 transitions and produced 282 states. [2022-02-20 04:43:31,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 04:43:31,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-20 04:43:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-20 04:43:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-20 04:43:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-20 04:43:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-02-20 04:43:32,011 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-02-20 04:43:32,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 04:43:32,193 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 04:43:32,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 04:43:32,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1541040748, now seen corresponding path program 7 times [2022-02-20 04:43:32,193 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 04:43:32,193 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338956938] [2022-02-20 04:43:32,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 04:43:32,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 04:43:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 04:43:42,185 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 28 proven. 158 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 04:43:42,185 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 04:43:42,185 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338956938] [2022-02-20 04:43:42,185 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338956938] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 04:43:42,186 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [986493450] [2022-02-20 04:43:42,186 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-02-20 04:43:42,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 04:43:42,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 04:43:42,187 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) [2022-02-20 04:43:42,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-02-20 04:43:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 04:43:42,240 WARN L261 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 115 conjunts are in the unsatisfiable core [2022-02-20 04:43:42,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 04:43:44,073 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 55 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 133 [2022-02-20 04:43:44,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:44,352 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-02-20 04:43:44,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:44,719 INFO L353 Elim1Store]: treesize reduction 62, result has 17.3 percent of original size [2022-02-20 04:43:44,719 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 52 [2022-02-20 04:43:44,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:44,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:44,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:44,945 INFO L353 Elim1Store]: treesize reduction 57, result has 10.9 percent of original size [2022-02-20 04:43:44,945 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 64 treesize of output 72 [2022-02-20 04:43:45,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:45,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:45,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:45,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:45,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:45,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:45,283 INFO L353 Elim1Store]: treesize reduction 69, result has 9.2 percent of original size [2022-02-20 04:43:45,283 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 81 treesize of output 92 [2022-02-20 04:43:45,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:45,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:45,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:45,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:45,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:45,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:45,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:45,746 INFO L353 Elim1Store]: treesize reduction 176, result has 13.3 percent of original size [2022-02-20 04:43:45,746 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 98 treesize of output 112 [2022-02-20 04:43:46,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:46,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:46,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:46,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:46,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:46,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:46,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:46,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:46,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:46,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:46,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:46,060 INFO L353 Elim1Store]: treesize reduction 160, result has 8.6 percent of original size [2022-02-20 04:43:46,060 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 115 treesize of output 132 [2022-02-20 04:43:46,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:46,506 INFO L353 Elim1Store]: treesize reduction 152, result has 9.0 percent of original size [2022-02-20 04:43:46,507 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 102 treesize of output 122 [2022-02-20 04:43:47,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,286 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 142 [2022-02-20 04:43:47,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:47,633 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 156 [2022-02-20 04:43:48,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:48,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,535 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:48,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,550 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:48,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,552 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:48,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,555 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 55 disjoint index pairs (out of 105 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 262 treesize of output 212 [2022-02-20 04:43:48,561 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:48,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,564 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:48,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,569 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:48,569 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:48,577 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 36 [2022-02-20 04:43:48,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-20 04:43:48,607 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 114 [2022-02-20 04:43:48,957 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 04:43:48,957 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 04:43:58,529 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,529 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,529 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,531 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,531 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,531 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,532 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,532 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,532 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,532 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,533 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,533 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,533 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,534 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,534 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,534 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,535 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:43:58,535 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,086 WARN L228 SmtUtils]: Spent 5.55s on a formula simplification. DAG size of input: 895 DAG size of output: 651 (called from [L 350] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-02-20 04:44:04,088 INFO L353 Elim1Store]: treesize reduction 946, result has 60.7 percent of original size [2022-02-20 04:44:04,088 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 21 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 210 case distinctions, treesize of input 319 treesize of output 1698 [2022-02-20 04:44:04,199 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,201 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,203 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,204 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,204 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,204 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,205 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,206 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,226 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,227 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,231 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,244 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,245 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,246 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,248 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,265 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,266 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,269 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,269 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,271 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,272 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,274 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,274 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,274 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,275 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,276 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,282 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,283 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,284 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,286 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,286 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,286 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,287 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,288 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,294 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,296 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,297 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,298 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,298 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,298 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,300 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,315 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,317 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,321 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,322 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,322 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,323 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,323 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,324 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,331 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,335 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,338 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,339 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,339 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,341 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,341 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,341 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,342 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,343 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,352 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,354 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,355 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,356 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,356 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,356 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,357 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,358 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,363 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,363 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,365 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,370 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,371 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,377 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,385 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,386 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,386 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,392 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,396 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,396 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,398 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-20 04:44:04,398 INFO L244 Elim1Store]: Index analysis took 201 ms [2022-02-20 04:44:07,808 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-20 04:44:07,809 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 82 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 149 case distinctions, treesize of input 237 treesize of output 1856 Received shutdown request... [2022-02-20 04:57:18,349 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-02-20 04:57:18,351 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-02-20 04:57:18,372 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 [2022-02-20 04:57:18,373 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 [2022-02-20 04:57:18,373 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-20 04:57:18,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-02-20 04:57:18,569 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,SelfDestructingSolverStorable6 [2022-02-20 04:57:18,570 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 64 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 4 for 23ms.. [2022-02-20 04:57:18,571 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-02-20 04:57:18,571 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-02-20 04:57:18,571 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-02-20 04:57:18,575 INFO L732 BasicCegarLoop]: Path program histogram: [7] [2022-02-20 04:57:18,576 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-20 04:57:18,576 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-20 04:57:18,578 INFO L202 PluginConnector]: Adding new model vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 04:57:18 BasicIcfg [2022-02-20 04:57:18,578 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-20 04:57:18,578 INFO L158 Benchmark]: Toolchain (without parser) took 835934.40ms. Allocated memory was 194.0MB in the beginning and 660.6MB in the end (delta: 466.6MB). Free memory was 158.1MB in the beginning and 356.3MB in the end (delta: -198.1MB). Peak memory consumption was 411.2MB. Max. memory is 8.0GB. [2022-02-20 04:57:18,578 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 194.0MB. Free memory was 159.3MB in the beginning and 159.3MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-20 04:57:18,578 INFO L158 Benchmark]: Boogie Procedure Inliner took 17.66ms. Allocated memory is still 194.0MB. Free memory was 158.1MB in the beginning and 156.6MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-20 04:57:18,579 INFO L158 Benchmark]: Boogie Preprocessor took 18.35ms. Allocated memory is still 194.0MB. Free memory was 156.6MB in the beginning and 155.6MB in the end (delta: 952.1kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-20 04:57:18,584 INFO L158 Benchmark]: RCFGBuilder took 211.88ms. Allocated memory is still 194.0MB. Free memory was 155.5MB in the beginning and 146.0MB in the end (delta: 9.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-02-20 04:57:18,584 INFO L158 Benchmark]: TraceAbstraction took 835682.36ms. Allocated memory was 194.0MB in the beginning and 660.6MB in the end (delta: 466.6MB). Free memory was 145.5MB in the beginning and 356.3MB in the end (delta: -210.8MB). Peak memory consumption was 397.5MB. Max. memory is 8.0GB. [2022-02-20 04:57:18,587 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 0.09ms. Allocated memory is still 194.0MB. Free memory was 159.3MB in the beginning and 159.3MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 17.66ms. Allocated memory is still 194.0MB. Free memory was 158.1MB in the beginning and 156.6MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 18.35ms. Allocated memory is still 194.0MB. Free memory was 156.6MB in the beginning and 155.6MB in the end (delta: 952.1kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 211.88ms. Allocated memory is still 194.0MB. Free memory was 155.5MB in the beginning and 146.0MB in the end (delta: 9.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 835682.36ms. Allocated memory was 194.0MB in the beginning and 660.6MB in the end (delta: 466.6MB). Free memory was 145.5MB in the beginning and 356.3MB in the end (delta: -210.8MB). Peak memory consumption was 397.5MB. 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: 67]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 64 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 4 for 23ms.. - TimeoutResultAtElement [Line: 60]: 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 64 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 4 for 23ms.. - TimeoutResultAtElement [Line: 61]: 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 64 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 4 for 23ms.. - TimeoutResultAtElement [Line: 60]: 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 64 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 4 for 23ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 43 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 835.6s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 2.8s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 184, 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, 0.3s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 604 NumberOfCodeBlocks, 602 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 888 ConstructedInterpolants, 0 QuantifiedInterpolants, 4954 SizeOfPredicates, 36 NumberOfNonLiveVariables, 816 ConjunctsInSsa, 80 ConjunctsInUnsatCore, 18 InterpolantComputations, 0 PerfectInterpolantSequences, 1021/1632 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