/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/dot-product-array.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-02 04:46:55,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-02 04:46:55,664 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-02 04:46:55,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-02 04:46:55,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-02 04:46:55,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-02 04:46:55,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-02 04:46:55,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-02 04:46:55,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-02 04:46:55,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-02 04:46:55,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-02 04:46:55,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-02 04:46:55,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-02 04:46:55,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-02 04:46:55,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-02 04:46:55,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-02 04:46:55,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-02 04:46:55,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-02 04:46:55,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-02 04:46:55,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-02 04:46:55,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-02 04:46:55,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-02 04:46:55,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-02 04:46:55,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-02 04:46:55,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-02 04:46:55,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-02 04:46:55,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-02 04:46:55,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-02 04:46:55,768 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf [2022-03-02 04:46:55,782 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-02 04:46:55,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-02 04:46:55,782 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-02 04:46:55,782 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-02 04:46:55,783 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-02 04:46:55,783 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-02 04:46:55,783 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-02 04:46:55,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-02 04:46:55,783 INFO L138 SettingsManager]: * Use SBE=true [2022-03-02 04:46:55,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-02 04:46:55,784 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-02 04:46:55,784 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-02 04:46:55,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-02 04:46:55,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-02 04:46:55,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-02 04:46:55,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-02 04:46:55,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-02 04:46:55,784 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-02 04:46:55,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-02 04:46:55,785 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-02 04:46:55,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-02 04:46:55,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-02 04:46:55,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-02 04:46:55,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-02 04:46:55,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-02 04:46:55,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 04:46:55,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-02 04:46:55,790 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-02 04:46:55,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-02 04:46:55,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-02 04:46:55,790 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-02 04:46:55,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-02 04:46:55,791 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-02 04:46:55,791 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-02 04:46:55,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-02 04:46:55,791 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-02 04:46:55,791 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-02 04:46:55,792 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-02 04:46:55,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-02 04:46:56,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-02 04:46:56,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-02 04:46:56,010 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-02 04:46:56,011 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-02 04:46:56,012 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/dot-product-array.wvr.bpl [2022-03-02 04:46:56,012 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/dot-product-array.wvr.bpl' [2022-03-02 04:46:56,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-02 04:46:56,032 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-02 04:46:56,033 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-02 04:46:56,033 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-02 04:46:56,033 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-02 04:46:56,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:46:56" (1/1) ... [2022-03-02 04:46:56,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:46:56" (1/1) ... [2022-03-02 04:46:56,050 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-02 04:46:56,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-02 04:46:56,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-02 04:46:56,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-02 04:46:56,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-02 04:46:56,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:46:56" (1/1) ... [2022-03-02 04:46:56,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:46:56" (1/1) ... [2022-03-02 04:46:56,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:46:56" (1/1) ... [2022-03-02 04:46:56,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:46:56" (1/1) ... [2022-03-02 04:46:56,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:46:56" (1/1) ... [2022-03-02 04:46:56,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:46:56" (1/1) ... [2022-03-02 04:46:56,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:46:56" (1/1) ... [2022-03-02 04:46:56,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-02 04:46:56,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-02 04:46:56,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-02 04:46:56,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-02 04:46:56,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:46:56" (1/1) ... [2022-03-02 04:46:56,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 04:46:56,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:46:56,088 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-02 04:46:56,104 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-02 04:46:56,128 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-02 04:46:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-02 04:46:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-02 04:46:56,129 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-02 04:46:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-02 04:46:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-02 04:46:56,129 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-02 04:46:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-02 04:46:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-02 04:46:56,129 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-02 04:46:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-02 04:46:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-02 04:46:56,131 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-02 04:46:56,166 INFO L234 CfgBuilder]: Building ICFG [2022-03-02 04:46:56,168 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-02 04:46:56,251 INFO L275 CfgBuilder]: Performing block encoding [2022-03-02 04:46:56,261 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-02 04:46:56,261 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-02 04:46:56,263 INFO L202 PluginConnector]: Adding new model dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 04:46:56 BoogieIcfgContainer [2022-03-02 04:46:56,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-02 04:46:56,264 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-02 04:46:56,264 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-02 04:46:56,271 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-02 04:46:56,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:46:56" (1/2) ... [2022-03-02 04:46:56,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55e2b97c and model type dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.03 04:46:56, skipping insertion in model container [2022-03-02 04:46:56,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 04:46:56" (2/2) ... [2022-03-02 04:46:56,273 INFO L111 eAbstractionObserver]: Analyzing ICFG dot-product-array.wvr.bpl [2022-03-02 04:46:56,276 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-02 04:46:56,276 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-02 04:46:56,277 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-02 04:46:56,277 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-02 04:46:56,325 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-02 04:46:56,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-02 04:46:56,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:46:56,376 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-03-02 04:46:56,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-03-02 04:46:56,431 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-02 04:46:56,439 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=true [2022-03-02 04:46:56,440 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-02 04:46:56,527 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1043 transitions and produced 445 states. [2022-03-02 04:46:56,529 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:46:56,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:46:56,533 INFO L85 PathProgramCache]: Analyzing trace with hash -1337041784, now seen corresponding path program 1 times [2022-03-02 04:46:56,539 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:46:56,539 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250417073] [2022-03-02 04:46:56,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:46:56,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:46:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:46:56,976 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 04:46:56,976 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:46:56,977 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250417073] [2022-03-02 04:46:56,977 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250417073] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:46:56,977 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1761786712] [2022-03-02 04:46:56,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:46:56,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:46:56,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:46:56,989 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 04:46:56,990 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-02 04:46:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:46:57,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-02 04:46:57,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:46:57,355 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 04:46:57,355 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:46:57,569 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 04:46:57,569 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1761786712] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:46:57,570 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:46:57,570 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 8, 8] total 26 [2022-03-02 04:46:57,571 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537875229] [2022-03-02 04:46:57,572 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:46:57,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-03-02 04:46:57,583 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:46:57,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-03-02 04:46:57,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2022-03-02 04:46:57,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:46:57,602 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:46:57,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 2.8461538461538463) internal successors, (74), 26 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 04:46:57,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:46:58,017 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1054 transitions and produced 456 states. [2022-03-02 04:46:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-02 04:46:58,036 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-03-02 04:46:58,221 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 04:46:58,222 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:46:58,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:46:58,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1356167462, now seen corresponding path program 2 times [2022-03-02 04:46:58,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:46:58,224 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697974702] [2022-03-02 04:46:58,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:46:58,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:46:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:46:58,402 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 04:46:58,403 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:46:58,403 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697974702] [2022-03-02 04:46:58,403 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697974702] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:46:58,403 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [850984042] [2022-03-02 04:46:58,403 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-02 04:46:58,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:46:58,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:46:58,405 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 04:46:58,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-02 04:46:58,440 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-02 04:46:58,440 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:46:58,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 9 conjunts are in the unsatisfiable core [2022-03-02 04:46:58,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:46:58,653 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 04:46:58,653 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:46:58,856 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 04:46:58,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [850984042] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:46:58,856 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:46:58,857 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 10, 10] total 30 [2022-03-02 04:46:58,857 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820823023] [2022-03-02 04:46:58,857 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:46:58,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-02 04:46:58,858 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:46:58,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-02 04:46:58,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=728, Unknown=0, NotChecked=0, Total=870 [2022-03-02 04:46:58,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:46:58,859 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:46:58,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 2.7333333333333334) internal successors, (82), 30 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 04:46:58,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-02 04:46:58,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:46:59,242 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1065 transitions and produced 467 states. [2022-03-02 04:46:59,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-02 04:46:59,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 04:46:59,259 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-02 04:46:59,455 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 04:46:59,456 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:46:59,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:46:59,456 INFO L85 PathProgramCache]: Analyzing trace with hash -335026620, now seen corresponding path program 3 times [2022-03-02 04:46:59,456 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:46:59,456 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430804048] [2022-03-02 04:46:59,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:46:59,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:46:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:46:59,572 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 04:46:59,572 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:46:59,572 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430804048] [2022-03-02 04:46:59,572 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430804048] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:46:59,573 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1572318580] [2022-03-02 04:46:59,573 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-02 04:46:59,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:46:59,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:46:59,583 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 04:46:59,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-02 04:46:59,637 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2022-03-02 04:46:59,637 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:46:59,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 14 conjunts are in the unsatisfiable core [2022-03-02 04:46:59,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:46:59,858 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 36 proven. 41 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-03-02 04:46:59,859 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:47:00,079 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 61 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-03-02 04:47:00,079 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1572318580] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:47:00,079 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:47:00,079 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 15, 15] total 33 [2022-03-02 04:47:00,079 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4295136] [2022-03-02 04:47:00,079 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:47:00,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2022-03-02 04:47:00,080 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:47:00,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2022-03-02 04:47:00,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=836, Unknown=0, NotChecked=0, Total=1056 [2022-03-02 04:47:00,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:47:00,081 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:47:00,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 2.8181818181818183) internal successors, (93), 33 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 04:47:00,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-02 04:47:00,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 04:47:00,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:47:00,497 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 301 transitions and produced 237 states. [2022-03-02 04:47:00,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-02 04:47:00,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 04:47:00,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-02 04:47:00,518 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 04:47:00,699 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 04:47:00,699 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:47:00,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:47:00,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1612042398, now seen corresponding path program 4 times [2022-03-02 04:47:00,700 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:47:00,700 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324208523] [2022-03-02 04:47:00,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:47:00,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:47:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:47:00,913 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 46 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:47:00,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:47:00,914 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324208523] [2022-03-02 04:47:00,914 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324208523] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:47:00,914 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [436015709] [2022-03-02 04:47:00,914 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-02 04:47:00,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:47:00,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:47:00,915 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 04:47:00,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-02 04:47:00,984 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-02 04:47:00,984 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:47:00,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 18 conjunts are in the unsatisfiable core [2022-03-02 04:47:00,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:47:01,378 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 49 proven. 59 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-02 04:47:01,378 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:47:01,789 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 59 proven. 49 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-02 04:47:01,789 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [436015709] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:47:01,789 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:47:01,790 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 19, 19] total 53 [2022-03-02 04:47:01,790 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573240858] [2022-03-02 04:47:01,790 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:47:01,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2022-03-02 04:47:01,790 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:47:01,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2022-03-02 04:47:01,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=495, Invalid=2261, Unknown=0, NotChecked=0, Total=2756 [2022-03-02 04:47:01,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:47:01,792 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:47:01,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 2.3962264150943398) internal successors, (127), 53 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 04:47:01,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-02 04:47:01,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 04:47:01,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-03-02 04:47:01,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:47:02,284 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 312 transitions and produced 252 states. [2022-03-02 04:47:02,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-02 04:47:02,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 04:47:02,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-02 04:47:02,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-02 04:47:02,303 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-02 04:47:02,485 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 04:47:02,485 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:47:02,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:47:02,486 INFO L85 PathProgramCache]: Analyzing trace with hash 747651004, now seen corresponding path program 5 times [2022-03-02 04:47:02,486 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:47:02,486 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570864595] [2022-03-02 04:47:02,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:47:02,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:47:02,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:47:02,787 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 04:47:02,788 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:47:02,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570864595] [2022-03-02 04:47:02,788 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570864595] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:47:02,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720491473] [2022-03-02 04:47:02,788 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-02 04:47:02,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:47:02,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:47:02,790 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 04:47:02,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-02 04:47:02,839 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2022-03-02 04:47:02,839 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:47:02,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 22 conjunts are in the unsatisfiable core [2022-03-02 04:47:02,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:47:03,317 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 04:47:03,318 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:47:03,935 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 04:47:03,935 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1720491473] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:47:03,935 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:47:03,936 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 63 [2022-03-02 04:47:03,936 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767125507] [2022-03-02 04:47:03,936 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:47:03,937 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-03-02 04:47:03,937 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:47:03,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-03-02 04:47:03,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=729, Invalid=3177, Unknown=0, NotChecked=0, Total=3906 [2022-03-02 04:47:03,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:47:03,939 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:47:03,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 2.253968253968254) internal successors, (142), 63 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 04:47:03,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-02 04:47:03,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 04:47:03,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-03-02 04:47:03,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-03-02 04:47:03,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:47:04,664 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 345 transitions and produced 281 states. [2022-03-02 04:47:04,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-02 04:47:04,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 04:47:04,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-02 04:47:04,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-02 04:47:04,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-02 04:47:04,683 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-03-02 04:47:04,865 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 04:47:04,866 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 04:47:04,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:47:04,869 INFO L85 PathProgramCache]: Analyzing trace with hash -249352170, now seen corresponding path program 6 times [2022-03-02 04:47:04,869 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:47:04,869 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245174128] [2022-03-02 04:47:04,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:47:04,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:47:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:47:06,793 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 17 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 04:47:06,793 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:47:06,793 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245174128] [2022-03-02 04:47:06,793 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245174128] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:47:06,793 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [725822844] [2022-03-02 04:47:06,793 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-02 04:47:06,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:47:06,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:47:06,795 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 04:47:06,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-02 04:47:06,839 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2022-03-02 04:47:06,839 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:47:06,841 WARN L261 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 103 conjunts are in the unsatisfiable core [2022-03-02 04:47:06,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:47:09,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,259 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:09,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,263 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:09,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,266 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:09,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:09,272 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:09,281 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 227 treesize of output 177 [2022-03-02 04:47:10,921 INFO L353 Elim1Store]: treesize reduction 820, result has 53.1 percent of original size [2022-03-02 04:47:10,922 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 177 treesize of output 967 [2022-03-02 04:47:10,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,975 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:10,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,978 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:10,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,981 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:10,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:10,988 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:10,990 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 1247 treesize of output 991 [2022-03-02 04:47:19,923 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 04:47:19,924 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:47:23,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:23,118 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,119 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,119 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,119 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,120 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,121 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,122 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,122 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,122 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,123 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,124 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,124 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,125 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,129 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,130 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,132 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,134 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,134 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,135 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,135 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,135 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,136 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,136 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,137 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,138 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,138 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,138 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,139 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,139 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,140 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,141 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,142 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,142 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,144 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,148 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,150 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,150 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,150 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,151 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,152 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,152 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,153 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,155 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,155 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,156 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,157 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,158 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,158 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,159 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,160 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,160 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,162 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,163 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:23,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,167 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,168 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,168 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,169 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,172 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,172 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,172 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,173 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,173 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,174 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,175 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,176 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,179 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,180 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,181 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,181 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,184 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,186 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,187 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,187 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,187 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,187 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,188 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,189 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:23,191 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,193 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,193 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,194 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,195 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,196 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,197 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,198 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:23,203 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,204 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,204 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,206 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,206 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,207 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:23,717 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-02 04:47:23,718 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 76 disjoint index pairs (out of 231 index pairs), introduced 18 new quantified variables, introduced 105 case distinctions, treesize of input 279 treesize of output 1086 [2022-03-02 04:47:23,895 INFO L244 Elim1Store]: Index analysis took 114 ms [2022-03-02 04:47:32,053 WARN L228 SmtUtils]: Spent 8.15s on a formula simplification. DAG size of input: 1173 DAG size of output: 869 (called from [L 350] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-03-02 04:47:32,059 INFO L353 Elim1Store]: treesize reduction 1416, result has 66.7 percent of original size [2022-03-02 04:47:32,060 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 22 select indices, 22 select index equivalence classes, 0 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 231 case distinctions, treesize of input 197 treesize of output 2863 [2022-03-02 04:47:32,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:32,578 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,578 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,579 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,579 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,579 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,580 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,581 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,582 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,582 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,583 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,584 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,584 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,585 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,591 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,602 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,605 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,607 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,608 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,609 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,609 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,610 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,610 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,610 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,611 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,612 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,613 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,613 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,614 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,615 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,615 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,616 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,618 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,619 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,619 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,620 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,620 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,621 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,622 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,622 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,623 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,624 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,625 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,627 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,627 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,628 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,628 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,631 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,632 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,633 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,635 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:32,637 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,638 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,638 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,639 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,640 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,640 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,641 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,644 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,645 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,645 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,646 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,647 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,647 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,648 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,651 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,653 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,655 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,656 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,656 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,657 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,657 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,657 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,658 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:32,659 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,663 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,664 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,665 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,665 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,665 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,665 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,666 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,667 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,668 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,669 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 04:47:32,672 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,675 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,675 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,675 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,677 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,677 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,678 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:47:32,678 INFO L244 Elim1Store]: Index analysis took 102 ms [2022-03-02 04:47:33,751 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-02 04:47:33,754 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 76 disjoint index pairs (out of 231 index pairs), introduced 18 new quantified variables, introduced 105 case distinctions, treesize of input 2820 treesize of output 2572 Received shutdown request... [2022-03-02 05:01:18,554 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-03-02 05:01:18,577 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 05:01:18,581 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-02 05:01:18,581 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 05:01:18,592 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 05:01:18,775 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 05:01:18,776 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 63 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-316-11-3-9-3-8-3-7-3-6-3-5-3-4-3-3-3-2-3-1 context. [2022-03-02 05:01:18,777 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-03-02 05:01:18,778 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-03-02 05:01:18,778 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-03-02 05:01:18,784 INFO L732 BasicCegarLoop]: Path program histogram: [6] [2022-03-02 05:01:18,789 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-02 05:01:18,789 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-02 05:01:18,792 INFO L202 PluginConnector]: Adding new model dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.03 05:01:18 BasicIcfg [2022-03-02 05:01:18,792 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-02 05:01:18,795 INFO L158 Benchmark]: Toolchain (without parser) took 862760.79ms. Allocated memory was 178.3MB in the beginning and 685.8MB in the end (delta: 507.5MB). Free memory was 135.8MB in the beginning and 542.0MB in the end (delta: -406.2MB). Peak memory consumption was 411.7MB. Max. memory is 8.0GB. [2022-03-02 05:01:18,795 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 178.3MB. Free memory is still 137.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-02 05:01:18,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.88ms. Allocated memory is still 178.3MB. Free memory was 135.8MB in the beginning and 134.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-02 05:01:18,796 INFO L158 Benchmark]: Boogie Preprocessor took 13.15ms. Allocated memory is still 178.3MB. Free memory was 134.2MB in the beginning and 133.3MB in the end (delta: 893.5kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-02 05:01:18,796 INFO L158 Benchmark]: RCFGBuilder took 197.11ms. Allocated memory is still 178.3MB. Free memory was 133.2MB in the beginning and 124.0MB in the end (delta: 9.2MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-03-02 05:01:18,796 INFO L158 Benchmark]: TraceAbstraction took 862527.95ms. Allocated memory was 178.3MB in the beginning and 685.8MB in the end (delta: 507.5MB). Free memory was 123.5MB in the beginning and 542.0MB in the end (delta: -418.6MB). Peak memory consumption was 399.1MB. Max. memory is 8.0GB. [2022-03-02 05:01:18,797 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10ms. Allocated memory is still 178.3MB. Free memory is still 137.0MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 18.88ms. Allocated memory is still 178.3MB. Free memory was 135.8MB in the beginning and 134.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 13.15ms. Allocated memory is still 178.3MB. Free memory was 134.2MB in the beginning and 133.3MB in the end (delta: 893.5kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 197.11ms. Allocated memory is still 178.3MB. Free memory was 133.2MB in the beginning and 124.0MB in the end (delta: 9.2MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 862527.95ms. Allocated memory was 178.3MB in the beginning and 685.8MB in the end (delta: 507.5MB). Free memory was 123.5MB in the beginning and 542.0MB in the end (delta: -418.6MB). Peak memory consumption was 399.1MB. 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 63 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-316-11-3-9-3-8-3-7-3-6-3-5-3-4-3-3-3-2-3-1 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 63 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-316-11-3-9-3-8-3-7-3-6-3-5-3-4-3-3-3-2-3-1 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 63 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-316-11-3-9-3-8-3-7-3-6-3-5-3-4-3-3-3-2-3-1 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 63 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-316-11-3-9-3-8-3-7-3-6-3-5-3-4-3-3-3-2-3-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 42 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 862.4s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 2.5s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 162, 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, 0.2s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 496 NumberOfCodeBlocks, 494 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 729 ConstructedInterpolants, 0 QuantifiedInterpolants, 4172 SizeOfPredicates, 32 NumberOfNonLiveVariables, 620 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 15 InterpolantComputations, 0 PerfectInterpolantSequences, 838/1401 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