/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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/array-sum.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-09 15:03:39,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 15:03:39,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 15:03:39,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-09 15:03:39,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-09 15:03:39,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-09 15:03:39,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-09 15:03:39,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-09 15:03:39,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-09 15:03:39,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-09 15:03:39,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-09 15:03:39,945 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-09 15:03:39,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-09 15:03:39,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-09 15:03:39,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-09 15:03:39,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-09 15:03:39,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-09 15:03:39,971 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-09 15:03:39,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-09 15:03:39,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-09 15:03:39,988 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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2022-02-09 15:03:40,018 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 15:03:40,019 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 15:03:40,019 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 15:03:40,019 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 15:03:40,020 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 15:03:40,020 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 15:03:40,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 15:03:40,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 15:03:40,021 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 15:03:40,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 15:03:40,022 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 15:03:40,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 15:03:40,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 15:03:40,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 15:03:40,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 15:03:40,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 15:03:40,022 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 15:03:40,023 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 15:03:40,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 15:03:40,023 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 15:03:40,023 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 15:03:40,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 15:03:40,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 15:03:40,023 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 15:03:40,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 15:03:40,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 15:03:40,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 15:03:40,025 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-09 15:03:40,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 15:03:40,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 15:03:40,025 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 15:03:40,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 15:03:40,026 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 15:03:40,026 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-09 15:03:40,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 15:03:40,026 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-09 15:03:40,026 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-02-09 15:03:40,026 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-09 15:03:40,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 15:03:40,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 15:03:40,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 15:03:40,269 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-02-09 15:03:40,269 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-02-09 15:03:40,270 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/array-sum.wvr.bpl [2022-02-09 15:03:40,271 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/array-sum.wvr.bpl' [2022-02-09 15:03:40,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 15:03:40,293 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-02-09 15:03:40,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 15:03:40,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 15:03:40,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 15:03:40,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 03:03:40" (1/1) ... [2022-02-09 15:03:40,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 03:03:40" (1/1) ... [2022-02-09 15:03:40,319 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-02-09 15:03:40,320 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 15:03:40,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 15:03:40,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 15:03:40,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 15:03:40,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 03:03:40" (1/1) ... [2022-02-09 15:03:40,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 03:03:40" (1/1) ... [2022-02-09 15:03:40,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 03:03:40" (1/1) ... [2022-02-09 15:03:40,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 03:03:40" (1/1) ... [2022-02-09 15:03:40,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 03:03:40" (1/1) ... [2022-02-09 15:03:40,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 03:03:40" (1/1) ... [2022-02-09 15:03:40,335 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 03:03:40" (1/1) ... [2022-02-09 15:03:40,339 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 15:03:40,340 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 15:03:40,340 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 15:03:40,340 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 15:03:40,341 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 03:03:40" (1/1) ... [2022-02-09 15:03:40,345 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 15:03:40,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 15:03:40,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-09 15:03:40,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-09 15:03:40,409 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-02-09 15:03:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-09 15:03:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-09 15:03:40,409 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-02-09 15:03:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-09 15:03:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-09 15:03:40,409 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-02-09 15:03:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 15:03:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 15:03:40,410 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-02-09 15:03:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-09 15:03:40,410 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-09 15:03:40,410 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-09 15:03:40,447 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 15:03:40,450 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 15:03:40,524 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 15:03:40,528 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 15:03:40,528 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-09 15:03:40,529 INFO L202 PluginConnector]: Adding new model array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 03:03:40 BoogieIcfgContainer [2022-02-09 15:03:40,529 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 15:03:40,530 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 15:03:40,530 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 15:03:40,535 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 15:03:40,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 03:03:40" (1/2) ... [2022-02-09 15:03:40,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bc92345 and model type array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 03:03:40, skipping insertion in model container [2022-02-09 15:03:40,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 03:03:40" (2/2) ... [2022-02-09 15:03:40,537 INFO L111 eAbstractionObserver]: Analyzing ICFG array-sum.wvr.bpl [2022-02-09 15:03:40,540 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 15:03:40,540 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 15:03:40,540 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-09 15:03:40,540 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 15:03:40,563 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-02-09 15:03:40,606 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-09 15:03:40,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 15:03:40,616 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-09 15:03:40,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-09 15:03:40,645 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-09 15:03:40,651 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 [2022-02-09 15:03:40,651 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-09 15:03:40,819 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 15:03:40,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 15:03:40,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1005745243, now seen corresponding path program 1 times [2022-02-09 15:03:40,841 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 15:03:40,841 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210720267] [2022-02-09 15:03:40,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:03:40,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 15:03:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:03:40,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:03:40,984 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 15:03:40,984 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210720267] [2022-02-09 15:03:40,985 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210720267] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 15:03:40,985 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 15:03:40,985 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-09 15:03:40,986 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804274228] [2022-02-09 15:03:40,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 15:03:40,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 15:03:40,989 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 15:03:41,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 15:03:41,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 15:03:41,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:41,045 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 15:03:41,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 15:03:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:41,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:03:41,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 15:03:41,084 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 15:03:41,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 15:03:41,084 INFO L85 PathProgramCache]: Analyzing trace with hash -561224098, now seen corresponding path program 1 times [2022-02-09 15:03:41,085 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 15:03:41,085 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529290966] [2022-02-09 15:03:41,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:03:41,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 15:03:41,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:03:41,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 15:03:41,125 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 15:03:41,126 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529290966] [2022-02-09 15:03:41,126 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529290966] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 15:03:41,126 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 15:03:41,126 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-09 15:03:41,126 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401702515] [2022-02-09 15:03:41,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 15:03:41,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-09 15:03:41,127 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 15:03:41,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-09 15:03:41,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-09 15:03:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:41,128 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 15:03:41,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 15:03:41,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:03:41,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:41,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:03:41,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:03:41,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-09 15:03:41,166 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 15:03:41,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 15:03:41,166 INFO L85 PathProgramCache]: Analyzing trace with hash -2143334727, now seen corresponding path program 1 times [2022-02-09 15:03:41,167 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 15:03:41,167 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846059358] [2022-02-09 15:03:41,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:03:41,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 15:03:41,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:03:41,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:03:41,565 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 15:03:41,565 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846059358] [2022-02-09 15:03:41,565 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846059358] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 15:03:41,566 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2805310] [2022-02-09 15:03:41,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:03:41,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:03:41,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 15:03:41,584 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 15:03:41,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-09 15:03:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:03:41,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 17 conjunts are in the unsatisfiable core [2022-02-09 15:03:41,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 15:03:41,990 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2022-02-09 15:03:42,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:03:42,037 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 15:03:42,187 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 15:03:42,187 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 22 [2022-02-09 15:03:42,193 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 15:03:42,193 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 18 [2022-02-09 15:03:42,224 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2022-02-09 15:03:42,227 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 5 [2022-02-09 15:03:42,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:03:42,332 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2805310] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 15:03:42,332 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 15:03:42,332 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 19 [2022-02-09 15:03:42,333 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927170107] [2022-02-09 15:03:42,333 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 15:03:42,334 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-09 15:03:42,334 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 15:03:42,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-09 15:03:42,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2022-02-09 15:03:42,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:42,336 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 15:03:42,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 2.45) internal successors, (49), 19 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 15:03:42,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:03:42,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:03:42,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:42,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:03:42,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:03:42,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:03:42,594 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-02-09 15:03:42,778 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,SelfDestructingSolverStorable2 [2022-02-09 15:03:42,778 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 15:03:42,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 15:03:42,779 INFO L85 PathProgramCache]: Analyzing trace with hash 1322152572, now seen corresponding path program 2 times [2022-02-09 15:03:42,779 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 15:03:42,779 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114835663] [2022-02-09 15:03:42,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:03:42,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 15:03:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:03:42,851 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:03:42,851 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 15:03:42,851 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114835663] [2022-02-09 15:03:42,851 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114835663] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 15:03:42,851 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [287846923] [2022-02-09 15:03:42,851 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-09 15:03:42,851 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:03:42,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 15:03:42,863 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 15:03:42,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-09 15:03:42,894 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-09 15:03:42,894 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 15:03:42,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-09 15:03:42,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 15:03:43,033 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:03:43,033 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 15:03:43,168 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:03:43,169 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [287846923] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 15:03:43,169 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 15:03:43,169 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 15 [2022-02-09 15:03:43,169 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211683059] [2022-02-09 15:03:43,169 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 15:03:43,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 15:03:43,170 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 15:03:43,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 15:03:43,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2022-02-09 15:03:43,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:43,170 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 15:03:43,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.6) internal successors, (54), 15 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 15:03:43,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:03:43,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:03:43,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:03:43,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:43,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:03:43,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:03:43,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:03:43,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:03:43,416 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-09 15:03:43,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:03:43,596 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 15:03:43,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 15:03:43,596 INFO L85 PathProgramCache]: Analyzing trace with hash 344564156, now seen corresponding path program 1 times [2022-02-09 15:03:43,596 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 15:03:43,597 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406423427] [2022-02-09 15:03:43,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:03:43,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 15:03:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:03:43,659 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 15:03:43,659 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 15:03:43,659 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406423427] [2022-02-09 15:03:43,660 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406423427] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 15:03:43,660 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [575271390] [2022-02-09 15:03:43,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:03:43,661 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:03:43,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 15:03:43,662 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 15:03:43,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-09 15:03:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:03:43,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-09 15:03:43,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 15:03:43,805 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 15:03:43,805 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 15:03:43,920 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 15:03:43,921 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [575271390] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 15:03:43,921 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 15:03:43,921 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 14 [2022-02-09 15:03:43,921 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968566978] [2022-02-09 15:03:43,921 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 15:03:43,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-09 15:03:43,922 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 15:03:43,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-09 15:03:43,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2022-02-09 15:03:43,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:43,922 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 15:03:43,922 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.071428571428571) internal successors, (57), 14 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 15:03:43,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:03:43,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:03:43,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:03:43,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:03:43,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:44,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:03:44,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:03:44,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:03:44,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:03:44,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:03:44,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-09 15:03:44,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:03:44,247 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 15:03:44,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 15:03:44,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1430456665, now seen corresponding path program 2 times [2022-02-09 15:03:44,248 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 15:03:44,248 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225074607] [2022-02-09 15:03:44,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:03:44,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 15:03:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:03:44,738 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:03:44,738 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 15:03:44,738 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225074607] [2022-02-09 15:03:44,738 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225074607] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 15:03:44,738 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1591068020] [2022-02-09 15:03:44,738 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-09 15:03:44,739 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:03:44,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 15:03:44,760 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 15:03:44,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-09 15:03:44,796 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-09 15:03:44,796 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 15:03:44,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2022-02-09 15:03:44,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 15:03:45,448 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:03:45,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:03:45,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:03:45,450 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2022-02-09 15:03:45,453 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:03:45,454 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2022-02-09 15:03:45,493 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:03:45,493 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 15:03:45,962 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:03:45,965 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:03:46,029 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 15:03:46,030 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 13 case distinctions, treesize of input 99 treesize of output 188 [2022-02-09 15:03:46,041 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:03:46,044 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:03:46,111 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 15:03:46,112 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 13 case distinctions, treesize of input 67 treesize of output 156 [2022-02-09 15:03:56,349 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:03:56,350 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1591068020] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 15:03:56,350 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 15:03:56,350 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 40 [2022-02-09 15:03:56,350 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688311411] [2022-02-09 15:03:56,350 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 15:03:56,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2022-02-09 15:03:56,351 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 15:03:56,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2022-02-09 15:03:56,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=244, Invalid=1316, Unknown=0, NotChecked=0, Total=1560 [2022-02-09 15:03:56,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:56,352 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 15:03:56,352 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 2.025) internal successors, (81), 40 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 15:03:56,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:03:56,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:03:56,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:03:56,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:03:56,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:03:56,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:57,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:03:57,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:03:57,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:03:57,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:03:57,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:03:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 15:03:57,239 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-02-09 15:03:57,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:03:57,423 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 15:03:57,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 15:03:57,424 INFO L85 PathProgramCache]: Analyzing trace with hash 1560518812, now seen corresponding path program 3 times [2022-02-09 15:03:57,424 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 15:03:57,424 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999928234] [2022-02-09 15:03:57,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:03:57,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 15:03:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:03:57,507 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:03:57,507 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 15:03:57,507 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999928234] [2022-02-09 15:03:57,507 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999928234] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 15:03:57,507 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [863904865] [2022-02-09 15:03:57,507 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-09 15:03:57,507 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:03:57,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 15:03:57,513 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 15:03:57,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-09 15:03:57,543 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2022-02-09 15:03:57,544 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 15:03:57,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2022-02-09 15:03:57,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 15:03:57,691 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:03:57,691 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 15:03:57,877 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:03:57,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [863904865] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 15:03:57,877 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 15:03:57,877 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 27 [2022-02-09 15:03:57,877 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668485953] [2022-02-09 15:03:57,877 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 15:03:57,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-02-09 15:03:57,878 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 15:03:57,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-02-09 15:03:57,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=571, Unknown=0, NotChecked=0, Total=702 [2022-02-09 15:03:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:57,878 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 15:03:57,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 3.3333333333333335) internal successors, (90), 27 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 15:03:57,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:03:57,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:03:57,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:03:57,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:03:57,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:03:57,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-09 15:03:57,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:58,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:03:58,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:03:58,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:03:58,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:03:58,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:03:58,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 15:03:58,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-09 15:03:58,548 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-09 15:03:58,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:03:58,714 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 15:03:58,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 15:03:58,714 INFO L85 PathProgramCache]: Analyzing trace with hash -496257060, now seen corresponding path program 4 times [2022-02-09 15:03:58,714 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 15:03:58,715 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682293075] [2022-02-09 15:03:58,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:03:58,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 15:03:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:03:58,824 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 22 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 15:03:58,824 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 15:03:58,824 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682293075] [2022-02-09 15:03:58,824 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682293075] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 15:03:58,824 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1795094287] [2022-02-09 15:03:58,824 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-09 15:03:58,825 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:03:58,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 15:03:58,826 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 15:03:58,864 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-09 15:03:58,864 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 15:03:58,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-09 15:03:58,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2022-02-09 15:03:58,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 15:03:59,040 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 22 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 15:03:59,040 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 15:03:59,185 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 22 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 15:03:59,185 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1795094287] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 15:03:59,185 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 15:03:59,185 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 22 [2022-02-09 15:03:59,186 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722559654] [2022-02-09 15:03:59,186 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 15:03:59,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-09 15:03:59,186 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 15:03:59,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-09 15:03:59,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=310, Unknown=0, NotChecked=0, Total=462 [2022-02-09 15:03:59,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:59,187 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 15:03:59,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 3.6818181818181817) internal successors, (81), 22 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 15:03:59,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:03:59,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:03:59,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:03:59,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:03:59,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:03:59,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-09 15:03:59,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-02-09 15:03:59,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:03:59,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:03:59,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:03:59,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:03:59,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:03:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:03:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 15:03:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-09 15:03:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-09 15:03:59,412 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-02-09 15:03:59,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:03:59,588 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 15:03:59,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 15:03:59,589 INFO L85 PathProgramCache]: Analyzing trace with hash -744645639, now seen corresponding path program 5 times [2022-02-09 15:03:59,589 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 15:03:59,589 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895544717] [2022-02-09 15:03:59,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:03:59,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 15:03:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:04:00,549 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 3 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:04:00,550 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 15:04:00,550 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895544717] [2022-02-09 15:04:00,550 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895544717] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 15:04:00,550 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1509512346] [2022-02-09 15:04:00,550 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-02-09 15:04:00,550 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:04:00,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 15:04:00,551 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 15:04:00,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-02-09 15:04:00,580 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2022-02-09 15:04:00,580 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 15:04:00,581 WARN L261 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 48 conjunts are in the unsatisfiable core [2022-02-09 15:04:00,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 15:04:01,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:04:01,934 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:01,934 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 52 [2022-02-09 15:04:01,937 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:01,937 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2022-02-09 15:04:01,977 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:04:01,977 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 15:04:03,656 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:03,656 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:03,657 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:03,663 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:03,663 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:03,664 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:03,973 INFO L353 Elim1Store]: treesize reduction 142, result has 66.3 percent of original size [2022-02-09 15:04:03,974 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 6 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 39 case distinctions, treesize of input 93 treesize of output 338 [2022-02-09 15:04:03,989 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:03,990 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:03,990 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:03,996 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:03,996 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:03,997 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:03,998 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:04,000 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:04,000 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:04,001 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:04,003 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:04,004 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:04,006 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:04,009 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:04,010 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:04,011 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:04,179 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 15:04:04,180 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 16 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 29 case distinctions, treesize of input 59 treesize of output 334 [2022-02-09 15:04:53,785 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,786 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,787 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,787 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,788 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,788 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,788 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,790 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,792 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,792 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,792 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,793 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,793 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,794 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,794 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,796 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,796 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,797 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,798 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,798 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,798 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,799 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,799 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,799 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,800 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,800 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,801 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,835 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 15:04:53,836 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 35 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 10 case distinctions, treesize of input 93 treesize of output 168 [2022-02-09 15:04:53,849 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,851 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,851 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,851 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,852 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,852 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,853 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,853 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,854 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,854 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,855 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,856 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,857 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,857 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,857 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,858 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,858 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,858 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,859 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,860 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,860 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,861 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,861 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,862 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,862 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,862 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,864 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,865 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,866 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,866 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,867 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,868 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,868 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,869 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,870 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:04:53,908 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 15:04:53,908 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 35 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 10 case distinctions, treesize of input 59 treesize of output 134 [2022-02-09 15:04:54,671 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:04:54,671 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1509512346] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 15:04:54,671 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 15:04:54,671 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 24, 24] total 66 [2022-02-09 15:04:54,671 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047635201] [2022-02-09 15:04:54,671 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 15:04:54,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2022-02-09 15:04:54,672 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 15:04:54,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2022-02-09 15:04:54,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=278, Invalid=4012, Unknown=0, NotChecked=0, Total=4290 [2022-02-09 15:04:54,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:04:54,673 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 15:04:54,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 1.8484848484848484) internal successors, (122), 66 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 15:04:54,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:04:54,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:04:54,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:04:54,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:04:54,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:04:54,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-09 15:04:54,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-02-09 15:04:54,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-09 15:04:54,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:04:59,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:04:59,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:04:59,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:04:59,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:04:59,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:04:59,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 15:04:59,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-09 15:04:59,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-09 15:04:59,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-09 15:04:59,864 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-02-09 15:05:00,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-02-09 15:05:00,051 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 15:05:00,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 15:05:00,052 INFO L85 PathProgramCache]: Analyzing trace with hash -784856677, now seen corresponding path program 6 times [2022-02-09 15:05:00,052 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 15:05:00,052 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310801442] [2022-02-09 15:05:00,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:05:00,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 15:05:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:05:00,968 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 5 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:05:00,968 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 15:05:00,969 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310801442] [2022-02-09 15:05:00,969 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310801442] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 15:05:00,969 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2033540269] [2022-02-09 15:05:00,969 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-02-09 15:05:00,969 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:05:00,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 15:05:00,970 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 15:05:00,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-02-09 15:05:01,008 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2022-02-09 15:05:01,008 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 15:05:01,009 WARN L261 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 62 conjunts are in the unsatisfiable core [2022-02-09 15:05:01,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 15:05:03,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:03,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:03,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:03,317 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:03,326 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:03,327 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 15 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 57 [2022-02-09 15:05:03,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:03,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:03,331 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:03,331 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:03,332 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 3 [2022-02-09 15:05:03,464 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:05:03,464 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 15:05:06,011 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,013 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,013 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,013 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,023 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,024 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,024 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,025 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,025 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:06,027 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,027 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,028 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,028 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,029 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,030 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,030 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,030 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,031 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,032 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,032 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,033 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,034 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,035 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:06,038 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,038 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,039 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,169 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 15:05:06,169 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 21 disjoint index pairs (out of 66 index pairs), introduced 10 new quantified variables, introduced 32 case distinctions, treesize of input 114 treesize of output 337 [2022-02-09 15:05:06,188 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,190 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,190 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,191 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,191 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,191 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,192 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,192 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,193 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:06,196 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,196 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,196 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,197 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,198 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,199 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,199 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,201 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,202 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,203 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,204 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,205 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,208 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:06,213 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,213 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,213 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:06,340 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 15:05:06,340 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 21 disjoint index pairs (out of 66 index pairs), introduced 10 new quantified variables, introduced 32 case distinctions, treesize of input 68 treesize of output 291 [2022-02-09 15:05:09,139 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,140 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,140 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,140 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,140 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,141 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,141 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,141 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,142 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,142 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,142 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,143 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,143 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,143 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,144 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,144 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:09,145 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,146 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,146 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,147 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,147 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,148 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,148 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,148 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:09,149 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,150 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,150 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,150 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:09,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:09,152 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,152 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:09,154 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 15 disjoint index pairs (out of 66 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 59 [2022-02-09 15:05:09,161 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,162 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,162 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,162 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,163 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,163 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,164 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,164 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,165 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,165 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,165 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,167 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,167 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,167 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:09,169 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,169 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,169 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,170 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,170 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,170 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,171 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,171 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:09,172 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,173 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,173 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,173 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:09,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:09,175 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,175 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:05:09,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:05:09,177 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 15 disjoint index pairs (out of 66 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 3 [2022-02-09 15:05:09,418 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:05:09,418 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2033540269] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 15:05:09,418 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 15:05:09,418 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 33, 34] total 89 [2022-02-09 15:05:09,419 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670828894] [2022-02-09 15:05:09,419 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 15:05:09,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 89 states [2022-02-09 15:05:09,419 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 15:05:09,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2022-02-09 15:05:09,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=898, Invalid=6934, Unknown=0, NotChecked=0, Total=7832 [2022-02-09 15:05:09,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:05:09,431 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 15:05:09,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 89 states, 89 states have (on average 1.6292134831460674) internal successors, (145), 89 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 15:05:09,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:05:09,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:05:09,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:05:09,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:05:09,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:05:09,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-09 15:05:09,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-02-09 15:05:09,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-09 15:05:09,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-02-09 15:05:09,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:05:39,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:05:39,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:05:39,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:05:39,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:05:39,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:05:39,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 15:05:39,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-09 15:05:39,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-09 15:05:39,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-09 15:05:39,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2022-02-09 15:05:39,352 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-02-09 15:05:39,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-02-09 15:05:39,533 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 15:05:39,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 15:05:39,533 INFO L85 PathProgramCache]: Analyzing trace with hash 673225406, now seen corresponding path program 7 times [2022-02-09 15:05:39,533 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 15:05:39,534 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836147094] [2022-02-09 15:05:39,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:05:39,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 15:05:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:05:39,788 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 176 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:05:39,788 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 15:05:39,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836147094] [2022-02-09 15:05:39,789 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836147094] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 15:05:39,789 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [886344150] [2022-02-09 15:05:39,789 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-02-09 15:05:39,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:05:39,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 15:05:39,790 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 15:05:39,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-02-09 15:05:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:05:39,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 23 conjunts are in the unsatisfiable core [2022-02-09 15:05:39,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 15:05:40,388 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 210 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:05:40,388 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 15:05:40,837 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 210 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:05:40,837 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [886344150] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 15:05:40,837 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 15:05:40,837 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 65 [2022-02-09 15:05:40,837 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93598629] [2022-02-09 15:05:40,837 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 15:05:40,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2022-02-09 15:05:40,838 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 15:05:40,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2022-02-09 15:05:40,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=886, Invalid=3274, Unknown=0, NotChecked=0, Total=4160 [2022-02-09 15:05:40,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:05:40,839 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 15:05:40,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 3.0923076923076924) internal successors, (201), 65 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 15:05:40,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:05:40,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:05:40,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:05:40,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:05:40,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:05:40,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-09 15:05:40,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-02-09 15:05:40,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-09 15:05:40,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-02-09 15:05:40,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2022-02-09 15:05:40,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:05:42,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:05:42,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:05:42,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:05:42,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:05:42,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:05:42,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 15:05:42,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-09 15:05:42,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-09 15:05:42,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-09 15:05:42,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2022-02-09 15:05:42,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2022-02-09 15:05:42,633 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-02-09 15:05:42,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-02-09 15:05:42,813 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 15:05:42,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 15:05:42,814 INFO L85 PathProgramCache]: Analyzing trace with hash 1057830718, now seen corresponding path program 8 times [2022-02-09 15:05:42,814 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 15:05:42,814 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637477087] [2022-02-09 15:05:42,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:05:42,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 15:05:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:05:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 252 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:05:43,188 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 15:05:43,188 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637477087] [2022-02-09 15:05:43,188 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637477087] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 15:05:43,188 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1728488153] [2022-02-09 15:05:43,188 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-09 15:05:43,188 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:05:43,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 15:05:43,189 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 15:05:43,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-02-09 15:05:43,236 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-09 15:05:43,236 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 15:05:43,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 29 conjunts are in the unsatisfiable core [2022-02-09 15:05:43,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 15:05:43,862 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 284 proven. 247 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-02-09 15:05:43,862 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 15:05:44,372 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 284 proven. 247 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-02-09 15:05:44,372 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1728488153] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 15:05:44,372 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 15:05:44,372 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 30, 30] total 75 [2022-02-09 15:05:44,373 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22815350] [2022-02-09 15:05:44,373 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 15:05:44,373 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2022-02-09 15:05:44,373 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 15:05:44,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2022-02-09 15:05:44,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=892, Invalid=4658, Unknown=0, NotChecked=0, Total=5550 [2022-02-09 15:05:44,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:05:44,375 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 15:05:44,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 3.2) internal successors, (240), 75 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 15:05:44,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:05:44,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:05:44,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:05:44,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:05:44,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:05:44,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-09 15:05:44,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-02-09 15:05:44,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-09 15:05:44,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-02-09 15:05:44,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2022-02-09 15:05:44,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2022-02-09 15:05:44,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:05:45,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:05:45,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:05:45,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:05:45,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:05:45,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:05:45,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 15:05:45,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-09 15:05:45,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-09 15:05:45,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-09 15:05:45,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2022-02-09 15:05:45,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2022-02-09 15:05:45,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-09 15:05:45,622 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-02-09 15:05:45,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-02-09 15:05:45,804 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 15:05:45,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 15:05:45,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1258572251, now seen corresponding path program 9 times [2022-02-09 15:05:45,805 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 15:05:45,805 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507128815] [2022-02-09 15:05:45,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:05:45,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 15:05:45,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:05:46,182 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 252 proven. 327 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:05:46,182 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 15:05:46,182 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507128815] [2022-02-09 15:05:46,182 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507128815] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 15:05:46,182 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [317340042] [2022-02-09 15:05:46,183 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-09 15:05:46,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:05:46,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 15:05:46,184 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 15:05:46,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-02-09 15:05:46,239 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2022-02-09 15:05:46,240 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 15:05:46,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 33 conjunts are in the unsatisfiable core [2022-02-09 15:05:46,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 15:05:47,255 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 252 proven. 327 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:05:47,255 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 15:05:48,530 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 292 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:05:48,530 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [317340042] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 15:05:48,530 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 15:05:48,530 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34, 34] total 95 [2022-02-09 15:05:48,531 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147285748] [2022-02-09 15:05:48,531 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 15:05:48,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 95 states [2022-02-09 15:05:48,531 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 15:05:48,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 95 interpolants. [2022-02-09 15:05:48,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1572, Invalid=7358, Unknown=0, NotChecked=0, Total=8930 [2022-02-09 15:05:48,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:05:48,534 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 15:05:48,534 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 95 states, 95 states have (on average 3.094736842105263) internal successors, (294), 95 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 15:05:48,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:05:48,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:05:48,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:05:48,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:05:48,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:05:48,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-09 15:05:48,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-02-09 15:05:48,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-09 15:05:48,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-02-09 15:05:48,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2022-02-09 15:05:48,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2022-02-09 15:05:48,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2022-02-09 15:05:48,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 15:05:49,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 15:05:49,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 15:05:49,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 15:05:49,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-09 15:05:49,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 15:05:49,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 15:05:49,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-09 15:05:49,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-09 15:05:49,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-09 15:05:49,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2022-02-09 15:05:49,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2022-02-09 15:05:49,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-09 15:05:49,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-02-09 15:05:49,665 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-02-09 15:05:49,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-02-09 15:05:49,848 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 15:05:49,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 15:05:49,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1211580155, now seen corresponding path program 10 times [2022-02-09 15:05:49,848 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 15:05:49,848 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064107460] [2022-02-09 15:05:49,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 15:05:49,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 15:05:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 15:05:55,805 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 668 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:05:55,806 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 15:05:55,806 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064107460] [2022-02-09 15:05:55,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064107460] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 15:05:55,806 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1250097920] [2022-02-09 15:05:55,806 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-09 15:05:55,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 15:05:55,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 15:05:55,807 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 15:05:55,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-02-09 15:05:55,855 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-09 15:05:55,855 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 15:05:55,858 WARN L261 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 136 conjunts are in the unsatisfiable core [2022-02-09 15:05:55,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 15:06:08,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,510 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:08,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,527 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:08,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,537 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:08,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,542 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 120 disjoint index pairs (out of 171 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 323 treesize of output 217 [2022-02-09 15:06:08,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,546 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:08,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,547 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:08,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 15:06:08,549 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:08,549 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 7 [2022-02-09 15:06:08,652 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 668 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 15:06:08,652 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 15:06:21,164 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,165 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,165 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,167 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,167 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,167 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,168 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,168 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,169 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,169 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,169 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,170 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,212 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,212 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,213 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,213 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,214 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,214 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,214 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,215 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,215 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,215 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,216 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,216 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,217 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,217 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,217 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,218 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,218 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,218 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,219 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,219 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,220 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,220 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,220 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,221 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,221 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,221 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,222 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,222 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,222 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,223 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,223 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,223 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,224 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,224 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,224 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,225 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,225 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,226 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,226 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,226 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,227 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,227 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,227 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,228 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,228 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,228 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,229 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,229 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,229 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,230 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,230 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,230 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,231 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,231 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,231 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,232 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,232 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,232 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,233 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,233 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,233 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,234 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,234 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,234 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,235 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,235 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,235 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,236 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,236 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,236 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,237 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,237 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,237 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,238 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,238 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:21,238 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:46,963 WARN L228 SmtUtils]: Spent 25.70s on a formula simplification. DAG size of input: 1703 DAG size of output: 1219 (called from [L 350] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-02-09 15:06:46,974 INFO L353 Elim1Store]: treesize reduction 1969, result has 59.2 percent of original size [2022-02-09 15:06:46,975 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 32 select indices, 32 select index equivalence classes, 91 disjoint index pairs (out of 496 index pairs), introduced 32 new quantified variables, introduced 405 case distinctions, treesize of input 321 treesize of output 3051 [2022-02-09 15:06:47,495 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,496 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,496 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,504 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,505 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,511 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,511 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,512 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,512 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,520 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,526 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,529 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,529 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,532 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,534 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,543 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,544 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,544 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,554 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,554 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,561 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,563 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,564 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,565 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,568 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,574 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,576 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,577 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,578 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,578 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,583 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,583 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,592 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,592 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,592 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,593 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,597 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,602 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,604 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,604 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,606 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,607 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,609 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,614 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,614 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,617 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,617 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,618 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,618 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,625 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,629 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,631 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,631 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,634 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,637 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,643 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,643 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,647 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,647 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,648 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,648 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,665 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,672 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,675 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,675 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,677 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,680 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,682 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,683 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,688 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,688 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,697 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,699 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,702 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,707 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,712 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,716 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,719 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,721 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,722 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,726 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,727 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,736 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,738 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,741 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,741 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,746 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,750 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,753 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,755 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,760 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,760 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,769 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,772 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,774 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,774 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,779 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,783 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,786 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,794 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,794 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,794 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,802 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,808 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,811 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,811 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,814 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,816 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,823 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,824 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,824 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,824 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,831 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,838 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,841 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,841 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,843 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,846 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,848 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,857 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,860 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,863 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,863 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,867 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,872 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,874 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,877 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,886 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,888 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,891 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,891 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,896 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,901 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,904 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,906 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,913 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,913 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,913 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,919 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,924 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,926 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,927 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,928 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,935 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,955 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,956 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,963 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,971 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,973 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,973 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,976 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,978 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,983 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,990 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,997 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:47,999 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,000 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,002 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,005 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,014 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,020 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,022 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,023 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,025 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,026 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,030 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,032 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,033 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,037 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,042 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,044 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,046 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,053 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,070 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,083 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,104 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,108 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,110 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,112 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,117 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,119 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,120 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,121 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,127 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,129 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,132 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,136 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,138 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,140 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,144 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,147 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,149 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,151 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,171 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,171 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,174 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,176 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,183 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,186 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,188 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,188 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,191 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,194 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,198 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,204 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,206 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,208 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,212 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 15:06:48,214 INFO L244 Elim1Store]: Index analysis took 721 ms [2022-02-09 15:07:06,404 WARN L228 SmtUtils]: Spent 18.19s on a formula simplification that was a NOOP. DAG size: 1219 (called from [L 350] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-02-09 15:07:06,405 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 15:07:06,405 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 32 select indices, 32 select index equivalence classes, 212 disjoint index pairs (out of 496 index pairs), introduced 32 new quantified variables, introduced 284 case distinctions, treesize of input 195 treesize of output 3470 Received shutdown request... [2022-02-09 15:18:30,976 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-02-09 15:18:30,980 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-09 15:18:30,980 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-09 15:18:30,988 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-09 15:18:31,009 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-02-09 15:18:31,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-02-09 15:18:31,192 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 115 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 29 xjuncts wrt. a ∨-2-2-28-2-27-2-26-2-25-2-24-2-23-2-22-2-21-2-20-2-19-2-18-2-17-2-16-2-15-2-14-2-13-2-12-2-11-2-10-2-9-2-8-2-7-2-6-2-5-2-4-2-3-2-2-2-1 context. [2022-02-09 15:18:31,194 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-02-09 15:18:31,194 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-02-09 15:18:31,194 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-02-09 15:18:31,200 INFO L732 BasicCegarLoop]: Path program histogram: [10, 2, 1, 1] [2022-02-09 15:18:31,204 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-09 15:18:31,205 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-09 15:18:31,207 INFO L202 PluginConnector]: Adding new model array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 03:18:31 BasicIcfg [2022-02-09 15:18:31,207 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-09 15:18:31,207 INFO L158 Benchmark]: Toolchain (without parser) took 890914.74ms. Allocated memory was 194.0MB in the beginning and 934.3MB in the end (delta: 740.3MB). Free memory was 159.1MB in the beginning and 767.2MB in the end (delta: -608.1MB). Peak memory consumption was 610.3MB. Max. memory is 8.0GB. [2022-02-09 15:18:31,208 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 194.0MB. Free memory is still 160.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 15:18:31,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.47ms. Allocated memory is still 194.0MB. Free memory was 158.9MB in the beginning and 157.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-09 15:18:31,208 INFO L158 Benchmark]: Boogie Preprocessor took 17.59ms. Allocated memory is still 194.0MB. Free memory was 157.4MB in the beginning and 156.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-09 15:18:31,208 INFO L158 Benchmark]: RCFGBuilder took 189.75ms. Allocated memory is still 194.0MB. Free memory was 156.4MB in the beginning and 147.5MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-02-09 15:18:31,210 INFO L158 Benchmark]: TraceAbstraction took 890676.62ms. Allocated memory was 194.0MB in the beginning and 934.3MB in the end (delta: 740.3MB). Free memory was 147.1MB in the beginning and 767.2MB in the end (delta: -620.1MB). Peak memory consumption was 597.7MB. Max. memory is 8.0GB. [2022-02-09 15:18:31,213 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 0.11ms. Allocated memory is still 194.0MB. Free memory is still 160.1MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 26.47ms. Allocated memory is still 194.0MB. Free memory was 158.9MB in the beginning and 157.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 17.59ms. Allocated memory is still 194.0MB. Free memory was 157.4MB in the beginning and 156.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 189.75ms. Allocated memory is still 194.0MB. Free memory was 156.4MB in the beginning and 147.5MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * TraceAbstraction took 890676.62ms. Allocated memory was 194.0MB in the beginning and 934.3MB in the end (delta: 740.3MB). Free memory was 147.1MB in the beginning and 767.2MB in the end (delta: -620.1MB). Peak memory consumption was 597.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5973, positive: 4882, positive conditional: 4509, positive unconditional: 373, negative: 1091, negative conditional: 1091, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4882, positive: 4882, positive conditional: 4509, positive unconditional: 373, 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: 4882, positive: 4882, positive conditional: 4509, positive unconditional: 373, 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: 4882, positive: 4882, positive conditional: 4371, positive unconditional: 511, 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: 4882, positive: 4882, positive conditional: 4207, positive unconditional: 675, 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: 4882, positive: 4882, positive conditional: 4207, positive unconditional: 675, 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: 349, positive: 349, positive conditional: 0, positive unconditional: 349, 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: 349, positive: 346, positive conditional: 0, positive unconditional: 346, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 88, positive: 88, positive conditional: 0, positive unconditional: 88, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4882, positive: 4533, positive conditional: 4207, positive unconditional: 326, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 349, unknown conditional: 0, unknown unconditional: 349] , Statistics on independence cache: Total cache size (in pairs): 349, Positive cache size: 349, Positive conditional cache size: 0, Positive unconditional cache size: 349, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 164, Maximal queried relation: 0, Independence queries for same thread: 1091 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 24, Number of trivial persistent sets: 12, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 373, positive: 373, positive conditional: 0, positive unconditional: 373, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5973, positive: 4882, positive conditional: 4509, positive unconditional: 373, negative: 1091, negative conditional: 1091, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4882, positive: 4882, positive conditional: 4509, positive unconditional: 373, 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: 4882, positive: 4882, positive conditional: 4509, positive unconditional: 373, 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: 4882, positive: 4882, positive conditional: 4371, positive unconditional: 511, 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: 4882, positive: 4882, positive conditional: 4207, positive unconditional: 675, 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: 4882, positive: 4882, positive conditional: 4207, positive unconditional: 675, 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: 349, positive: 349, positive conditional: 0, positive unconditional: 349, 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: 349, positive: 346, positive conditional: 0, positive unconditional: 346, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 88, positive: 88, positive conditional: 0, positive unconditional: 88, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4882, positive: 4533, positive conditional: 4207, positive unconditional: 326, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 349, unknown conditional: 0, unknown unconditional: 349] , Statistics on independence cache: Total cache size (in pairs): 349, Positive cache size: 349, Positive conditional cache size: 0, Positive unconditional cache size: 349, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 164, Maximal queried relation: 0, Independence queries for same thread: 1091 - 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: 60]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 115 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 29 xjuncts wrt. a ∨-2-2-28-2-27-2-26-2-25-2-24-2-23-2-22-2-21-2-20-2-19-2-18-2-17-2-16-2-15-2-14-2-13-2-12-2-11-2-10-2-9-2-8-2-7-2-6-2-5-2-4-2-3-2-2-2-1 context. - TimeoutResultAtElement [Line: 53]: 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 115 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 29 xjuncts wrt. a ∨-2-2-28-2-27-2-26-2-25-2-24-2-23-2-22-2-21-2-20-2-19-2-18-2-17-2-16-2-15-2-14-2-13-2-12-2-11-2-10-2-9-2-8-2-7-2-6-2-5-2-4-2-3-2-2-2-1 context. - TimeoutResultAtElement [Line: 54]: 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 115 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 29 xjuncts wrt. a ∨-2-2-28-2-27-2-26-2-25-2-24-2-23-2-22-2-21-2-20-2-19-2-18-2-17-2-16-2-15-2-14-2-13-2-12-2-11-2-10-2-9-2-8-2-7-2-6-2-5-2-4-2-3-2-2-2-1 context. - TimeoutResultAtElement [Line: 53]: 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 115 with TraceHistMax 16,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 29 xjuncts wrt. a ∨-2-2-28-2-27-2-26-2-25-2-24-2-23-2-22-2-21-2-20-2-19-2-18-2-17-2-16-2-15-2-14-2-13-2-12-2-11-2-10-2-9-2-8-2-7-2-6-2-5-2-4-2-3-2-2-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 48 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 890.6s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 10, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 41.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 546, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 84.3s InterpolantComputationTime, 1227 NumberOfCodeBlocks, 1227 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 1786 ConstructedInterpolants, 16 QuantifiedInterpolants, 31545 SizeOfPredicates, 109 NumberOfNonLiveVariables, 1166 ConjunctsInSsa, 280 ConjunctsInUnsatCore, 35 InterpolantComputations, 2 PerfectInterpolantSequences, 2355/4915 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