/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/vector-add.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-02 05:07:25,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-02 05:07:25,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-02 05:07:25,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-02 05:07:25,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-02 05:07:25,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-02 05:07:25,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-02 05:07:25,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-02 05:07:25,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-02 05:07:25,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-02 05:07:25,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-02 05:07:25,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-02 05:07:25,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-02 05:07:25,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-02 05:07:25,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-02 05:07:25,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-02 05:07:25,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-02 05:07:25,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-02 05:07:25,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-02 05:07:25,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-02 05:07:25,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-02 05:07:25,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-02 05:07:25,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-02 05:07:25,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-02 05:07:25,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-02 05:07:25,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-02 05:07:25,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-02 05:07:25,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-02 05:07:25,659 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf [2022-03-02 05:07:25,678 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-02 05:07:25,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-02 05:07:25,678 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-02 05:07:25,679 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-02 05:07:25,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-02 05:07:25,679 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-02 05:07:25,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-02 05:07:25,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-02 05:07:25,680 INFO L138 SettingsManager]: * Use SBE=true [2022-03-02 05:07:25,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-02 05:07:25,681 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-02 05:07:25,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-02 05:07:25,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-02 05:07:25,681 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-02 05:07:25,681 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-02 05:07:25,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-02 05:07:25,681 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-02 05:07:25,681 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-02 05:07:25,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-02 05:07:25,681 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-02 05:07:25,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-02 05:07:25,682 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-02 05:07:25,682 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-02 05:07:25,682 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-02 05:07:25,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-02 05:07:25,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 05:07:25,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-02 05:07:25,683 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-02 05:07:25,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-02 05:07:25,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-02 05:07:25,683 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-02 05:07:25,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-02 05:07:25,683 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-02 05:07:25,684 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-02 05:07:25,684 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-02 05:07:25,684 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-02 05:07:25,684 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-02 05:07:25,684 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-02 05:07:25,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-02 05:07:25,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-02 05:07:25,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-02 05:07:25,896 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-02 05:07:25,899 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-02 05:07:25,900 INFO L432 ainManager$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 [2022-03-02 05:07:25,900 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/vector-add.wvr.bpl' [2022-03-02 05:07:25,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-02 05:07:25,928 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-02 05:07:25,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-02 05:07:25,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-02 05:07:25,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-02 05:07:25,941 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 02.03 05:07:25" (1/1) ... [2022-03-02 05:07:25,947 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 02.03 05:07:25" (1/1) ... [2022-03-02 05:07:25,951 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-02 05:07:25,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-02 05:07:25,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-02 05:07:25,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-02 05:07:25,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-02 05:07:25,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:07:25" (1/1) ... [2022-03-02 05:07:25,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:07:25" (1/1) ... [2022-03-02 05:07:25,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:07:25" (1/1) ... [2022-03-02 05:07:25,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:07:25" (1/1) ... [2022-03-02 05:07:25,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:07:25" (1/1) ... [2022-03-02 05:07:25,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:07:25" (1/1) ... [2022-03-02 05:07:25,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:07:25" (1/1) ... [2022-03-02 05:07:25,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-02 05:07:25,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-02 05:07:25,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-02 05:07:25,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-02 05:07:25,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:07:25" (1/1) ... [2022-03-02 05:07:25,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 05:07:25,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:07:26,000 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-02 05:07:26,009 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-02 05:07:26,031 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-02 05:07:26,031 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-02 05:07:26,031 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-02 05:07:26,031 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-02 05:07:26,031 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-02 05:07:26,031 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-02 05:07:26,031 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-02 05:07:26,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-02 05:07:26,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-02 05:07:26,031 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-02 05:07:26,032 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-02 05:07:26,032 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-02 05:07:26,032 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-02 05:07:26,065 INFO L234 CfgBuilder]: Building ICFG [2022-03-02 05:07:26,067 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-02 05:07:26,131 INFO L275 CfgBuilder]: Performing block encoding [2022-03-02 05:07:26,141 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-02 05:07:26,142 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-02 05:07:26,143 INFO L202 PluginConnector]: Adding new model vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 05:07:26 BoogieIcfgContainer [2022-03-02 05:07:26,143 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-02 05:07:26,145 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-02 05:07:26,146 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-02 05:07:26,148 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-02 05:07:26,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:07:25" (1/2) ... [2022-03-02 05:07:26,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c861ee7 and model type vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.03 05:07:26, skipping insertion in model container [2022-03-02 05:07:26,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 05:07:26" (2/2) ... [2022-03-02 05:07:26,150 INFO L111 eAbstractionObserver]: Analyzing ICFG vector-add.wvr.bpl [2022-03-02 05:07:26,153 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-02 05:07:26,153 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-02 05:07:26,153 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-02 05:07:26,154 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-02 05:07:26,205 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-02 05:07:26,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-02 05:07:26,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:07:26,241 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-03-02 05:07:26,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-03-02 05:07:26,283 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-02 05:07:26,287 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=true [2022-03-02 05:07:26,287 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-02 05:07:26,426 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1044 transitions and produced 446 states. [2022-03-02 05:07:26,427 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 05:07:26,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 05:07:26,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1203110394, now seen corresponding path program 1 times [2022-03-02 05:07:26,437 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 05:07:26,438 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23760299] [2022-03-02 05:07:26,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 05:07:26,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 05:07:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:07:26,771 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 46 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:07:26,772 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 05:07:26,772 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23760299] [2022-03-02 05:07:26,772 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23760299] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 05:07:26,774 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [961047247] [2022-03-02 05:07:26,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 05:07:26,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 05:07:26,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:07:26,776 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 05:07:26,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-02 05:07:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:07:26,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-02 05:07:26,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 05:07:27,110 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-03-02 05:07:27,110 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 05:07:27,290 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-03-02 05:07:27,291 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [961047247] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 05:07:27,291 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 05:07:27,291 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 8, 8] total 26 [2022-03-02 05:07:27,293 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699487826] [2022-03-02 05:07:27,293 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 05:07:27,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-03-02 05:07:27,297 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 05:07:27,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-03-02 05:07:27,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2022-03-02 05:07:27,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:07:27,313 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 05:07:27,314 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) [2022-03-02 05:07:27,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:07:27,690 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1055 transitions and produced 457 states. [2022-03-02 05:07:27,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-02 05:07:27,710 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-02 05:07:27,899 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 [2022-03-02 05:07:27,900 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 05:07:27,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 05:07:27,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1215217316, now seen corresponding path program 2 times [2022-03-02 05:07:27,900 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 05:07:27,901 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103832933] [2022-03-02 05:07:27,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 05:07:27,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 05:07:27,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:07:28,110 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 46 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:07:28,111 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 05:07:28,111 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103832933] [2022-03-02 05:07:28,111 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103832933] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 05:07:28,111 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [77619851] [2022-03-02 05:07:28,111 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-02 05:07:28,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 05:07:28,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:07:28,113 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 05:07:28,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-02 05:07:28,156 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-02 05:07:28,157 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 05:07:28,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 9 conjunts are in the unsatisfiable core [2022-03-02 05:07:28,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 05:07:28,344 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 29 proven. 9 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-03-02 05:07:28,345 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 05:07:28,534 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 29 proven. 9 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-03-02 05:07:28,534 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [77619851] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 05:07:28,535 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 05:07:28,535 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 10, 10] total 30 [2022-03-02 05:07:28,535 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518592245] [2022-03-02 05:07:28,535 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 05:07:28,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-02 05:07:28,536 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 05:07:28,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-02 05:07:28,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=728, Unknown=0, NotChecked=0, Total=870 [2022-03-02 05:07:28,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:07:28,537 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 05:07:28,537 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) [2022-03-02 05:07:28,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-02 05:07:28,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:07:28,885 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1066 transitions and produced 468 states. [2022-03-02 05:07:28,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-02 05:07:28,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:07:28,904 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-02 05:07:29,086 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 [2022-03-02 05:07:29,086 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 05:07:29,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 05:07:29,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1650839490, now seen corresponding path program 3 times [2022-03-02 05:07:29,087 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 05:07:29,087 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017410931] [2022-03-02 05:07:29,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 05:07:29,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 05:07:29,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:07:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 52 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-02 05:07:29,205 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 05:07:29,205 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017410931] [2022-03-02 05:07:29,205 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017410931] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 05:07:29,205 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1791533124] [2022-03-02 05:07:29,205 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-02 05:07:29,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 05:07:29,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:07:29,213 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 05:07:29,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-02 05:07:29,272 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2022-03-02 05:07:29,272 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 05:07:29,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 12 conjunts are in the unsatisfiable core [2022-03-02 05:07:29,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 05:07:29,456 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 52 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-02 05:07:29,457 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 05:07:29,639 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 59 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-02 05:07:29,640 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1791533124] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 05:07:29,640 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 05:07:29,640 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 26 [2022-03-02 05:07:29,640 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535224965] [2022-03-02 05:07:29,640 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 05:07:29,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-03-02 05:07:29,641 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 05:07:29,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-03-02 05:07:29,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=505, Unknown=0, NotChecked=0, Total=650 [2022-03-02 05:07:29,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:07:29,641 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 05:07:29,642 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) [2022-03-02 05:07:29,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-02 05:07:29,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:07:29,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:07:29,955 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 280 transitions and produced 220 states. [2022-03-02 05:07:29,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-02 05:07:29,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:07:29,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-02 05:07:29,977 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-02 05:07:30,156 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 [2022-03-02 05:07:30,157 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 05:07:30,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 05:07:30,157 INFO L85 PathProgramCache]: Analyzing trace with hash -623046304, now seen corresponding path program 4 times [2022-03-02 05:07:30,157 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 05:07:30,157 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663877362] [2022-03-02 05:07:30,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 05:07:30,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 05:07:30,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:07:30,347 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 46 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:07:30,348 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 05:07:30,348 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663877362] [2022-03-02 05:07:30,348 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663877362] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 05:07:30,348 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [880056997] [2022-03-02 05:07:30,348 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-02 05:07:30,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 05:07:30,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:07:30,349 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 05:07:30,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-02 05:07:30,396 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-02 05:07:30,396 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 05:07:30,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 13 conjunts are in the unsatisfiable core [2022-03-02 05:07:30,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 05:07:30,644 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 50 proven. 25 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-03-02 05:07:30,644 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 05:07:30,859 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 50 proven. 25 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-03-02 05:07:30,859 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [880056997] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 05:07:30,859 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 05:07:30,859 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 14, 14] total 38 [2022-03-02 05:07:30,859 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052644390] [2022-03-02 05:07:30,859 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 05:07:30,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2022-03-02 05:07:30,860 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 05:07:30,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2022-03-02 05:07:30,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=223, Invalid=1183, Unknown=0, NotChecked=0, Total=1406 [2022-03-02 05:07:30,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:07:30,861 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 05:07:30,861 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) [2022-03-02 05:07:30,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-02 05:07:30,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:07:30,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-03-02 05:07:30,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:07:31,344 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1088 transitions and produced 490 states. [2022-03-02 05:07:31,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-02 05:07:31,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:07:31,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-02 05:07:31,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-02 05:07:31,363 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-02 05:07:31,551 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 [2022-03-02 05:07:31,551 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 05:07:31,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 05:07:31,552 INFO L85 PathProgramCache]: Analyzing trace with hash 311059326, now seen corresponding path program 5 times [2022-03-02 05:07:31,552 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 05:07:31,552 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43213294] [2022-03-02 05:07:31,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 05:07:31,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 05:07:31,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:07:31,719 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 46 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:07:31,719 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 05:07:31,719 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43213294] [2022-03-02 05:07:31,719 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43213294] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 05:07:31,719 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [67523972] [2022-03-02 05:07:31,719 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-02 05:07:31,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 05:07:31,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:07:31,721 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 05:07:31,722 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-02 05:07:31,774 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2022-03-02 05:07:31,774 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 05:07:31,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-02 05:07:31,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 05:07:32,091 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 40 proven. 57 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-03-02 05:07:32,092 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 05:07:32,452 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 61 proven. 36 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-03-02 05:07:32,452 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [67523972] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 05:07:32,452 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 05:07:32,452 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 18, 18] total 49 [2022-03-02 05:07:32,452 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809202882] [2022-03-02 05:07:32,452 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 05:07:32,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2022-03-02 05:07:32,453 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 05:07:32,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2022-03-02 05:07:32,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=433, Invalid=1919, Unknown=0, NotChecked=0, Total=2352 [2022-03-02 05:07:32,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:07:32,454 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 05:07:32,455 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) [2022-03-02 05:07:32,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-02 05:07:32,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:07:32,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-03-02 05:07:32,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-03-02 05:07:32,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:07:32,964 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 313 transitions and produced 251 states. [2022-03-02 05:07:32,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-02 05:07:32,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:07:32,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-02 05:07:32,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-02 05:07:32,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-02 05:07:32,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-02 05:07:33,165 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 [2022-03-02 05:07:33,166 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 05:07:33,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 05:07:33,166 INFO L85 PathProgramCache]: Analyzing trace with hash 847690042, now seen corresponding path program 6 times [2022-03-02 05:07:33,166 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 05:07:33,166 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892212063] [2022-03-02 05:07:33,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 05:07:33,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 05:07:33,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:07:33,377 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 46 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:07:33,377 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 05:07:33,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892212063] [2022-03-02 05:07:33,377 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892212063] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 05:07:33,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1311928896] [2022-03-02 05:07:33,378 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-02 05:07:33,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 05:07:33,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:07:33,379 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 05:07:33,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-02 05:07:33,441 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2022-03-02 05:07:33,441 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 05:07:33,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 22 conjunts are in the unsatisfiable core [2022-03-02 05:07:33,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 05:07:33,868 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 46 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:07:33,869 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 05:07:34,439 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 65 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:07:34,439 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1311928896] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 05:07:34,439 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 05:07:34,440 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 63 [2022-03-02 05:07:34,440 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74195751] [2022-03-02 05:07:34,440 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 05:07:34,441 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-03-02 05:07:34,441 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 05:07:34,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-03-02 05:07:34,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=729, Invalid=3177, Unknown=0, NotChecked=0, Total=3906 [2022-03-02 05:07:34,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:07:34,443 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 05:07:34,443 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) [2022-03-02 05:07:34,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-02 05:07:34,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:07:34,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-03-02 05:07:34,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-03-02 05:07:34,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-03-02 05:07:34,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:07:35,167 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 346 transitions and produced 282 states. [2022-03-02 05:07:35,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-02 05:07:35,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:07:35,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-02 05:07:35,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-02 05:07:35,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-02 05:07:35,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-02 05:07:35,185 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-03-02 05:07:35,368 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 [2022-03-02 05:07:35,369 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 05:07:35,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 05:07:35,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1541040748, now seen corresponding path program 7 times [2022-03-02 05:07:35,369 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 05:07:35,369 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132536258] [2022-03-02 05:07:35,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 05:07:35,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 05:07:35,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:07:45,274 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 28 proven. 158 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:07:45,274 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 05:07:45,275 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132536258] [2022-03-02 05:07:45,275 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132536258] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 05:07:45,275 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [162354846] [2022-03-02 05:07:45,275 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-03-02 05:07:45,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 05:07:45,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:07:45,276 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 05:07:45,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-03-02 05:07:45,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:07:45,327 WARN L261 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 115 conjunts are in the unsatisfiable core [2022-03-02 05:07:45,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 05:07:47,192 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 [2022-03-02 05:07:47,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:47,468 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 [2022-03-02 05:07:47,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:47,830 INFO L353 Elim1Store]: treesize reduction 62, result has 17.3 percent of original size [2022-03-02 05:07:47,831 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 [2022-03-02 05:07:48,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,058 INFO L353 Elim1Store]: treesize reduction 57, result has 10.9 percent of original size [2022-03-02 05:07:48,058 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 [2022-03-02 05:07:48,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,410 INFO L353 Elim1Store]: treesize reduction 69, result has 9.2 percent of original size [2022-03-02 05:07:48,410 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 [2022-03-02 05:07:48,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:48,919 INFO L353 Elim1Store]: treesize reduction 176, result has 13.3 percent of original size [2022-03-02 05:07:48,919 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 [2022-03-02 05:07:49,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:49,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:49,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:49,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:49,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:49,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:49,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:49,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:49,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:49,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:49,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:49,259 INFO L353 Elim1Store]: treesize reduction 160, result has 8.6 percent of original size [2022-03-02 05:07:49,260 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 [2022-03-02 05:07:49,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:49,691 INFO L353 Elim1Store]: treesize reduction 152, result has 9.0 percent of original size [2022-03-02 05:07:49,692 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 [2022-03-02 05:07:50,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,490 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 [2022-03-02 05:07:50,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:50,839 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 [2022-03-02 05:07:51,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,835 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:07:51,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,839 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:07:51,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,850 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:07:51,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,852 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:07:51,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,853 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 [2022-03-02 05:07:51,860 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:07:51,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,863 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:07:51,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,866 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:07:51,867 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:07:51,871 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 [2022-03-02 05:07:51,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:07:51,894 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 [2022-03-02 05:07:52,200 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:07:52,200 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 05:08:01,788 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,792 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,792 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,792 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,793 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,793 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,793 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,794 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,794 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,794 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,796 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,796 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,796 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,796 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,797 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:01,797 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,451 WARN L228 SmtUtils]: Spent 5.65s 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) [2022-03-02 05:08:07,453 INFO L353 Elim1Store]: treesize reduction 946, result has 60.7 percent of original size [2022-03-02 05:08:07,454 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 [2022-03-02 05:08:07,566 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,566 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,566 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,568 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,569 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,571 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,571 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,571 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,572 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,573 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,585 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,587 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,591 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,594 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,595 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,595 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,599 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,609 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,611 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,613 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,613 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,615 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,616 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,618 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,618 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,618 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,619 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,620 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,625 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,627 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,628 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,631 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,632 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,638 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,640 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,641 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,642 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,642 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,642 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,644 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,660 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,661 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,665 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,666 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,666 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,667 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,667 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,668 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,675 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,679 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,681 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,683 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,683 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,684 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,685 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,685 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,685 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,686 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,696 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,698 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,699 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,699 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,700 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,700 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,700 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,702 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,707 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,707 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,709 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,714 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,715 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,721 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,729 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,730 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,730 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,736 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,740 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,740 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,742 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:08:07,746 INFO L244 Elim1Store]: Index analysis took 182 ms [2022-03-02 05:08:11,306 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-02 05:08:11,307 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... [2022-03-02 05:21:22,489 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-03-02 05:21:22,507 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-03-02 05:21:22,523 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-02 05:21:22,524 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-02 05:21:22,524 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 [2022-03-02 05:21:22,690 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 [2022-03-02 05:21:22,690 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 64 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-287-2-1 context. [2022-03-02 05:21:22,691 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-03-02 05:21:22,691 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-03-02 05:21:22,692 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-03-02 05:21:22,695 INFO L732 BasicCegarLoop]: Path program histogram: [7] [2022-03-02 05:21:22,696 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-02 05:21:22,696 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-02 05:21:22,698 INFO L202 PluginConnector]: Adding new model vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.03 05:21:22 BasicIcfg [2022-03-02 05:21:22,698 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-02 05:21:22,698 INFO L158 Benchmark]: Toolchain (without parser) took 836769.98ms. Allocated memory was 173.0MB in the beginning and 690.0MB in the end (delta: 516.9MB). Free memory was 129.1MB in the beginning and 239.2MB in the end (delta: -110.1MB). Peak memory consumption was 422.1MB. Max. memory is 8.0GB. [2022-03-02 05:21:22,698 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 173.0MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-02 05:21:22,698 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.72ms. Allocated memory is still 173.0MB. Free memory was 129.0MB in the beginning and 127.6MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-02 05:21:22,699 INFO L158 Benchmark]: Boogie Preprocessor took 19.50ms. Allocated memory is still 173.0MB. Free memory was 127.6MB in the beginning and 126.6MB in the end (delta: 993.9kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-02 05:21:22,699 INFO L158 Benchmark]: RCFGBuilder took 169.22ms. Allocated memory is still 173.0MB. Free memory was 126.5MB in the beginning and 117.1MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-03-02 05:21:22,699 INFO L158 Benchmark]: TraceAbstraction took 836552.33ms. Allocated memory was 173.0MB in the beginning and 690.0MB in the end (delta: 516.9MB). Free memory was 116.7MB in the beginning and 239.2MB in the end (delta: -122.6MB). Peak memory consumption was 409.5MB. Max. memory is 8.0GB. [2022-03-02 05:21:22,700 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12ms. Allocated memory is still 173.0MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 21.72ms. Allocated memory is still 173.0MB. Free memory was 129.0MB in the beginning and 127.6MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 19.50ms. Allocated memory is still 173.0MB. Free memory was 127.6MB in the beginning and 126.6MB in the end (delta: 993.9kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 169.22ms. Allocated memory is still 173.0MB. Free memory was 126.5MB in the beginning and 117.1MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 836552.33ms. Allocated memory was 173.0MB in the beginning and 690.0MB in the end (delta: 516.9MB). Free memory was 116.7MB in the beginning and 239.2MB in the end (delta: -122.6MB). Peak memory consumption was 409.5MB. 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 PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-287-2-1 context. - 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 PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-287-2-1 context. - 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 PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-287-2-1 context. - 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 PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-287-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 43 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 836.5s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 2.9s, 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: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.3s 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