/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-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-23 04:11:22,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-23 04:11:22,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-23 04:11:22,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-23 04:11:22,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-23 04:11:22,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-23 04:11:22,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-23 04:11:22,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-23 04:11:22,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-23 04:11:22,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-23 04:11:22,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-23 04:11:22,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-23 04:11:22,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-23 04:11:22,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-23 04:11:22,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-23 04:11:22,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-23 04:11:22,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-23 04:11:22,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-23 04:11:22,846 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-23 04:11:22,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-23 04:11:22,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-23 04:11:22,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-23 04:11:22,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-23 04:11:22,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-23 04:11:22,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-23 04:11:22,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-23 04:11:22,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-23 04:11:22,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-23 04:11:22,853 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-Random42.epf [2021-08-23 04:11:22,890 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-23 04:11:22,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-23 04:11:22,891 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-23 04:11:22,891 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-23 04:11:22,894 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-23 04:11:22,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-23 04:11:22,894 INFO L138 SettingsManager]: * Use SBE=true [2021-08-23 04:11:22,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-23 04:11:22,895 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-23 04:11:22,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-23 04:11:22,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-23 04:11:22,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-23 04:11:22,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-23 04:11:22,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-23 04:11:22,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-23 04:11:22,897 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-23 04:11:22,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-23 04:11:22,897 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-23 04:11:22,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-23 04:11:22,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-23 04:11:22,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-23 04:11:22,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-23 04:11:22,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-23 04:11:22,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-23 04:11:22,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-23 04:11:22,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-23 04:11:22,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-23 04:11:22,899 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-23 04:11:22,899 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-23 04:11:22,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-23 04:11:22,899 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-23 04:11:22,899 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-23 04:11:22,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-23 04:11:22,900 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-08-23 04:11:22,909 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-08-23 04:11:22,909 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-23 04:11:22,910 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-23 04:11:23,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-23 04:11:23,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-23 04:11:23,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-23 04:11:23,284 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-08-23 04:11:23,285 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-08-23 04:11:23,286 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl [2021-08-23 04:11:23,286 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl' [2021-08-23 04:11:23,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-23 04:11:23,332 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-08-23 04:11:23,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-23 04:11:23,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-23 04:11:23,334 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-23 04:11:23,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 04:11:23" (1/1) ... [2021-08-23 04:11:23,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 04:11:23" (1/1) ... [2021-08-23 04:11:23,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-23 04:11:23,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-23 04:11:23,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-23 04:11:23,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-23 04:11:23,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 04:11:23" (1/1) ... [2021-08-23 04:11:23,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 04:11:23" (1/1) ... [2021-08-23 04:11:23,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 04:11:23" (1/1) ... [2021-08-23 04:11:23,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 04:11:23" (1/1) ... [2021-08-23 04:11:23,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 04:11:23" (1/1) ... [2021-08-23 04:11:23,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 04:11:23" (1/1) ... [2021-08-23 04:11:23,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 04:11:23" (1/1) ... [2021-08-23 04:11:23,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-23 04:11:23,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-23 04:11:23,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-23 04:11:23,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-23 04:11:23,397 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 04:11:23" (1/1) ... [2021-08-23 04:11:23,403 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-23 04:11:23,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:23,422 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) [2021-08-23 04:11:23,434 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 [2021-08-23 04:11:23,472 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-08-23 04:11:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-08-23 04:11:23,472 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-08-23 04:11:23,473 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-08-23 04:11:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-08-23 04:11:23,473 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-08-23 04:11:23,473 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-08-23 04:11:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-23 04:11:23,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-23 04:11:23,474 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-08-23 04:11:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-08-23 04:11:23,474 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-08-23 04:11:23,474 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-08-23 04:11:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-08-23 04:11:23,475 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-08-23 04:11:23,475 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2021-08-23 04:11:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-08-23 04:11:23,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-08-23 04:11:23,477 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2021-08-23 04:11:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-08-23 04:11:23,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-08-23 04:11:23,478 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-23 04:11:23,736 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-23 04:11:23,736 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-08-23 04:11:23,737 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-08-23 04:11:23,737 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread3EXIT is neither atomic block end nor error location. [2021-08-23 04:11:23,738 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread5EXIT is neither atomic block end nor error location. [2021-08-23 04:11:23,738 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread6EXIT is neither atomic block end nor error location. [2021-08-23 04:11:23,739 INFO L202 PluginConnector]: Adding new model parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 04:11:23 BoogieIcfgContainer [2021-08-23 04:11:23,739 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-23 04:11:23,741 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-23 04:11:23,741 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-23 04:11:23,743 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-23 04:11:23,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 04:11:23" (1/2) ... [2021-08-23 04:11:23,744 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce20363 and model type parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 04:11:23, skipping insertion in model container [2021-08-23 04:11:23,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 04:11:23" (2/2) ... [2021-08-23 04:11:23,745 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-sum-2.wvr.bpl [2021-08-23 04:11:23,749 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-23 04:11:23,750 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-23 04:11:23,750 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-23 04:11:23,750 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-23 04:11:23,911 INFO L148 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2021-08-23 04:11:23,967 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 04:11:23,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:23,969 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) [2021-08-23 04:11:23,970 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 [2021-08-23 04:11:24,011 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork4 ======== [2021-08-23 04:11:24,019 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, mConcurrency=PARTIAL_ORDER_FA, 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 [2021-08-23 04:11:24,019 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-23 04:11:24,228 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork4Err1INUSE_VIOLATION [2021-08-23 04:11:24,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork4Err9INUSE_VIOLATION [2021-08-23 04:11:24,239 INFO L308 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork4 was SAFE,SAFE (1/3) [2021-08-23 04:11:24,247 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 04:11:24,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:24,253 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 04:11:24,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-08-23 04:11:24,260 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork1 ======== [2021-08-23 04:11:24,261 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, mConcurrency=PARTIAL_ORDER_FA, 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 [2021-08-23 04:11:24,261 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-23 04:11:24,310 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork1Err3INUSE_VIOLATION [2021-08-23 04:11:24,311 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork1Err5INUSE_VIOLATION [2021-08-23 04:11:24,313 INFO L308 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork1 was SAFE,SAFE (2/3) [2021-08-23 04:11:24,314 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 04:11:24,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:24,321 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 04:11:24,322 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-08-23 04:11:24,324 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-23 04:11:24,325 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, mConcurrency=PARTIAL_ORDER_FA, 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 [2021-08-23 04:11:24,326 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-23 04:11:24,400 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:11:24,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:11:24,405 INFO L82 PathProgramCache]: Analyzing trace with hash 1938372950, now seen corresponding path program 1 times [2021-08-23 04:11:24,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:11:24,412 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384586710] [2021-08-23 04:11:24,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:24,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:11:24,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:24,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:24,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:11:24,585 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384586710] [2021-08-23 04:11:24,585 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384586710] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:24,585 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2015846461] [2021-08-23 04:11:24,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:24,586 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:24,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:24,589 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) [2021-08-23 04:11:24,603 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-23 04:11:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:24,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-23 04:11:24,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:11:24,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:24,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2015846461] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:24,821 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:11:24,821 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-08-23 04:11:24,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471877432] [2021-08-23 04:11:24,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-23 04:11:24,828 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:11:24,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-23 04:11:24,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-23 04:11:24,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:24,882 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:11:24,883 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 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) [2021-08-23 04:11:24,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:24,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:24,989 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-23 04:11:25,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-08-23 04:11:25,177 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:11:25,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:11:25,178 INFO L82 PathProgramCache]: Analyzing trace with hash -1566664425, now seen corresponding path program 1 times [2021-08-23 04:11:25,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:11:25,178 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532728522] [2021-08-23 04:11:25,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:25,179 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:11:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:25,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:25,524 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:11:25,524 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532728522] [2021-08-23 04:11:25,524 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532728522] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:25,524 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [287639148] [2021-08-23 04:11:25,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:25,525 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:25,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:25,537 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) [2021-08-23 04:11:25,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-23 04:11:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:25,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 29 conjunts are in the unsatisfiable core [2021-08-23 04:11:25,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:11:26,114 INFO L388 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 17 treesize of output 9 [2021-08-23 04:11:26,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:26,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [287639148] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:26,388 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:11:26,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 16 [2021-08-23 04:11:26,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093688244] [2021-08-23 04:11:26,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-23 04:11:26,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:11:26,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-23 04:11:26,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2021-08-23 04:11:26,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:26,391 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:11:26,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.1176470588235294) internal successors, (53), 16 states have internal predecessors, (53), 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) [2021-08-23 04:11:26,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:26,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:26,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:26,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:26,897 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-23 04:11:27,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:27,081 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:11:27,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:11:27,081 INFO L82 PathProgramCache]: Analyzing trace with hash 1641745560, now seen corresponding path program 2 times [2021-08-23 04:11:27,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:11:27,082 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321409443] [2021-08-23 04:11:27,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:27,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:11:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:27,167 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:27,167 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:11:27,167 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321409443] [2021-08-23 04:11:27,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321409443] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:27,168 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1867888663] [2021-08-23 04:11:27,168 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 04:11:27,168 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:27,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:27,180 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) [2021-08-23 04:11:27,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-23 04:11:27,314 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 04:11:27,314 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:11:27,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-23 04:11:27,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:11:27,453 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:27,453 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1867888663] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:27,454 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:11:27,454 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-08-23 04:11:27,454 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812593672] [2021-08-23 04:11:27,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-23 04:11:27,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:11:27,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-23 04:11:27,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-08-23 04:11:27,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:27,455 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:11:27,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 8 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) [2021-08-23 04:11:27,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:27,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:27,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:27,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:27,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:27,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:27,596 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-23 04:11:27,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:27,785 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:11:27,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:11:27,786 INFO L82 PathProgramCache]: Analyzing trace with hash -188274090, now seen corresponding path program 1 times [2021-08-23 04:11:27,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:11:27,786 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310636105] [2021-08-23 04:11:27,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:27,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:11:27,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:27,865 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:27,866 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:11:27,866 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310636105] [2021-08-23 04:11:27,866 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310636105] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:27,866 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [312821929] [2021-08-23 04:11:27,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:27,866 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:27,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:27,869 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) [2021-08-23 04:11:27,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-23 04:11:27,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:27,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-23 04:11:27,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:11:28,118 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:28,119 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [312821929] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:28,119 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:11:28,119 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 8 [2021-08-23 04:11:28,119 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476524494] [2021-08-23 04:11:28,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-23 04:11:28,119 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:11:28,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-23 04:11:28,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-08-23 04:11:28,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:28,125 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:11:28,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 8 states have internal predecessors, (50), 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) [2021-08-23 04:11:28,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:28,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:28,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:28,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:28,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:28,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:28,250 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-23 04:11:28,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:28,433 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:11:28,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:11:28,433 INFO L82 PathProgramCache]: Analyzing trace with hash 1805990167, now seen corresponding path program 2 times [2021-08-23 04:11:28,433 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:11:28,433 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830775357] [2021-08-23 04:11:28,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:28,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:11:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:28,978 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:28,978 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:11:28,978 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830775357] [2021-08-23 04:11:28,978 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830775357] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:28,978 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [658372639] [2021-08-23 04:11:28,979 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 04:11:28,979 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:28,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:28,980 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) [2021-08-23 04:11:28,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-23 04:11:29,119 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 04:11:29,119 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:11:29,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 53 conjunts are in the unsatisfiable core [2021-08-23 04:11:29,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:11:29,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:29,981 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-23 04:11:29,982 INFO L388 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 4 new quantified variables, introduced 5 case distinctions, treesize of input 39 treesize of output 67 [2021-08-23 04:11:31,547 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:31,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [658372639] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:31,548 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:11:31,548 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 33 [2021-08-23 04:11:31,548 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750793744] [2021-08-23 04:11:31,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-08-23 04:11:31,548 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:11:31,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-08-23 04:11:31,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=1009, Unknown=0, NotChecked=0, Total=1122 [2021-08-23 04:11:31,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:31,550 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:11:31,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 2.0) internal successors, (68), 33 states have internal predecessors, (68), 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) [2021-08-23 04:11:31,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:31,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:31,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:31,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:31,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:34,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:34,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:34,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:34,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:34,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:34,138 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-08-23 04:11:34,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:34,321 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:11:34,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:11:34,322 INFO L82 PathProgramCache]: Analyzing trace with hash -1556440168, now seen corresponding path program 3 times [2021-08-23 04:11:34,322 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:11:34,322 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287064944] [2021-08-23 04:11:34,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:34,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:11:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:34,425 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:34,425 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:11:34,425 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287064944] [2021-08-23 04:11:34,426 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287064944] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:34,426 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1295026268] [2021-08-23 04:11:34,426 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 04:11:34,426 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:34,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:34,431 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) [2021-08-23 04:11:34,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-23 04:11:34,705 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-08-23 04:11:34,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:11:34,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-23 04:11:34,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:11:34,891 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:34,891 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1295026268] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:34,891 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:11:34,891 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 10 [2021-08-23 04:11:34,892 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173336014] [2021-08-23 04:11:34,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-23 04:11:34,892 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:11:34,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-23 04:11:34,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2021-08-23 04:11:34,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:34,893 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:11:34,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.909090909090909) internal successors, (54), 10 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) [2021-08-23 04:11:34,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:34,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:34,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:34,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:34,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:34,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:35,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:35,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:35,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:35,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:35,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:35,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:35,061 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-23 04:11:35,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:35,250 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:11:35,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:11:35,250 INFO L82 PathProgramCache]: Analyzing trace with hash 1304901974, now seen corresponding path program 4 times [2021-08-23 04:11:35,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:11:35,250 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120497938] [2021-08-23 04:11:35,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:35,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:11:35,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:35,368 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:35,368 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:11:35,368 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120497938] [2021-08-23 04:11:35,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120497938] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:35,369 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1331289070] [2021-08-23 04:11:35,369 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-23 04:11:35,369 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:35,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:35,373 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) [2021-08-23 04:11:35,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-23 04:11:35,627 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-23 04:11:35,628 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:11:35,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-23 04:11:35,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:11:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:35,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1331289070] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:35,769 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:11:35,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 10 [2021-08-23 04:11:35,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576788328] [2021-08-23 04:11:35,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-23 04:11:35,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:11:35,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-23 04:11:35,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-08-23 04:11:35,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:35,771 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:11:35,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 10 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 04:11:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:35,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:35,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:35,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:35,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:35,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:35,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:35,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:35,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:35,906 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-23 04:11:36,097 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,SelfDestructingSolverStorable6 [2021-08-23 04:11:36,098 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:11:36,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:11:36,098 INFO L82 PathProgramCache]: Analyzing trace with hash -1940981993, now seen corresponding path program 5 times [2021-08-23 04:11:36,098 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:11:36,099 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042325672] [2021-08-23 04:11:36,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:36,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:11:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:37,039 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:37,039 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:11:37,039 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042325672] [2021-08-23 04:11:37,039 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042325672] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:37,039 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1904739559] [2021-08-23 04:11:37,039 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-23 04:11:37,039 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:37,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:37,040 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) [2021-08-23 04:11:37,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-23 04:11:37,360 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-08-23 04:11:37,360 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:11:37,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 77 conjunts are in the unsatisfiable core [2021-08-23 04:11:37,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:11:38,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:38,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:38,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:38,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:38,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:38,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:38,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:38,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:38,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:38,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:38,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 23 [2021-08-23 04:11:39,177 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:39,177 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1904739559] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:39,178 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:11:39,178 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 24] total 47 [2021-08-23 04:11:39,178 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441893697] [2021-08-23 04:11:39,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2021-08-23 04:11:39,178 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:11:39,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-08-23 04:11:39,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=2038, Unknown=0, NotChecked=0, Total=2256 [2021-08-23 04:11:39,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:39,180 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:11:39,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 1.75) internal successors, (84), 47 states have internal predecessors, (84), 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) [2021-08-23 04:11:39,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:39,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:39,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:39,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:39,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:39,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:39,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:39,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:42,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:42,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:42,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:42,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:42,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:42,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:42,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:42,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:11:42,970 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-23 04:11:43,156 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,SelfDestructingSolverStorable7 [2021-08-23 04:11:43,158 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:11:43,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:11:43,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1205749912, now seen corresponding path program 6 times [2021-08-23 04:11:43,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:11:43,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051281181] [2021-08-23 04:11:43,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:43,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:11:43,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:43,263 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:43,264 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:11:43,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051281181] [2021-08-23 04:11:43,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051281181] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:43,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [956809780] [2021-08-23 04:11:43,264 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-23 04:11:43,264 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:43,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:43,269 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) [2021-08-23 04:11:43,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-23 04:11:43,635 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-08-23 04:11:43,636 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:11:43,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-23 04:11:43,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:11:43,788 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:43,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [956809780] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:43,789 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:11:43,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 12 [2021-08-23 04:11:43,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631075654] [2021-08-23 04:11:43,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 04:11:43,790 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:11:43,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 04:11:43,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2021-08-23 04:11:43,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:43,790 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:11:43,790 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.769230769230769) internal successors, (62), 12 states have internal predecessors, (62), 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) [2021-08-23 04:11:43,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:43,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:43,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:43,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:43,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:43,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:43,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:43,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:11:43,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:43,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:43,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:43,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:43,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:43,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:43,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:43,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:43,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:11:43,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:11:43,994 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-08-23 04:11:44,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:44,181 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:11:44,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:11:44,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1858889302, now seen corresponding path program 7 times [2021-08-23 04:11:44,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:11:44,182 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243181188] [2021-08-23 04:11:44,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:44,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:11:44,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:44,308 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 16 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:44,309 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:11:44,309 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243181188] [2021-08-23 04:11:44,309 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243181188] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:44,309 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1407354199] [2021-08-23 04:11:44,309 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-23 04:11:44,309 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:44,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:44,310 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) [2021-08-23 04:11:44,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-08-23 04:11:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:44,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-23 04:11:44,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:11:44,898 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 25 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:44,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1407354199] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:44,898 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:11:44,899 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 12 [2021-08-23 04:11:44,899 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005493211] [2021-08-23 04:11:44,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 04:11:44,899 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:11:44,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 04:11:44,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2021-08-23 04:11:44,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:44,900 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:11:44,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.076923076923077) internal successors, (66), 12 states have internal predecessors, (66), 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) [2021-08-23 04:11:44,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:44,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:44,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:44,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:44,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:44,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:44,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:44,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:11:44,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:11:44,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:45,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:11:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:11:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:11:45,026 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-08-23 04:11:45,208 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,SelfDestructingSolverStorable9 [2021-08-23 04:11:45,208 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:11:45,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:11:45,208 INFO L82 PathProgramCache]: Analyzing trace with hash -2082548969, now seen corresponding path program 8 times [2021-08-23 04:11:45,209 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:11:45,209 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278736820] [2021-08-23 04:11:45,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:45,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:11:45,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:46,480 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:46,480 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:11:46,480 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278736820] [2021-08-23 04:11:46,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278736820] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:46,480 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1466892083] [2021-08-23 04:11:46,481 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 04:11:46,481 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:46,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:46,489 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:11:46,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-08-23 04:11:46,943 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 04:11:46,944 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:11:46,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 103 conjunts are in the unsatisfiable core [2021-08-23 04:11:46,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:11:49,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 04:11:49,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 04:11:49,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,374 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 04:11:49,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:11:49,407 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-23 04:11:49,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 21 disjoint index pairs (out of 55 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 79 treesize of output 95 [2021-08-23 04:11:50,020 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:50,021 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1466892083] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:50,021 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:11:50,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34] total 65 [2021-08-23 04:11:50,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216075367] [2021-08-23 04:11:50,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2021-08-23 04:11:50,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:11:50,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2021-08-23 04:11:50,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=529, Invalid=3761, Unknown=0, NotChecked=0, Total=4290 [2021-08-23 04:11:50,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:50,023 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:11:50,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 1.5151515151515151) internal successors, (100), 65 states have internal predecessors, (100), 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) [2021-08-23 04:11:50,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:50,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:50,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:50,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:50,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:50,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:50,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:50,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:11:50,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:11:50,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:11:50,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:11:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:11:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:11:56,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:11:56,567 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2021-08-23 04:11:56,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:56,749 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:11:56,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:11:56,750 INFO L82 PathProgramCache]: Analyzing trace with hash -1643572328, now seen corresponding path program 9 times [2021-08-23 04:11:56,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:11:56,750 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727243468] [2021-08-23 04:11:56,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:56,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:11:56,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:56,864 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 64 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:56,864 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:11:56,864 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727243468] [2021-08-23 04:11:56,864 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727243468] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:56,864 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1293907788] [2021-08-23 04:11:56,864 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 04:11:56,864 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:56,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:56,869 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:11:56,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-08-23 04:11:57,380 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-08-23 04:11:57,381 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:11:57,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 19 conjunts are in the unsatisfiable core [2021-08-23 04:11:57,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:11:57,571 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 64 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:57,572 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1293907788] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:57,572 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:11:57,572 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 14 [2021-08-23 04:11:57,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906487250] [2021-08-23 04:11:57,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-23 04:11:57,572 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:11:57,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-23 04:11:57,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2021-08-23 04:11:57,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:57,573 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:11:57,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 14 states have internal predecessors, (70), 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) [2021-08-23 04:11:57,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:57,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:57,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:57,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:57,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:57,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:57,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:57,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:11:57,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:11:57,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:11:57,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:11:57,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:57,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:57,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:57,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:57,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:57,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:57,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:57,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:57,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:11:57,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:11:57,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:11:57,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:11:57,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:11:57,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-08-23 04:11:58,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:58,009 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:11:58,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:11:58,009 INFO L82 PathProgramCache]: Analyzing trace with hash -862342826, now seen corresponding path program 10 times [2021-08-23 04:11:58,009 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:11:58,009 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897192016] [2021-08-23 04:11:58,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:58,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:11:58,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:11:58,152 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 36 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:58,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:11:58,152 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897192016] [2021-08-23 04:11:58,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897192016] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:58,152 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [311617675] [2021-08-23 04:11:58,152 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-23 04:11:58,153 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:11:58,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:11:58,160 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:11:58,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-08-23 04:11:58,684 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-23 04:11:58,684 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:11:58,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-23 04:11:58,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:11:58,867 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 49 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:11:58,868 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [311617675] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:11:58,868 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:11:58,868 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 14 [2021-08-23 04:11:58,868 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930825898] [2021-08-23 04:11:58,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-23 04:11:58,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:11:58,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-23 04:11:58,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2021-08-23 04:11:58,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:58,869 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:11:58,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.933333333333334) internal successors, (74), 14 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 04:11:58,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:58,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:58,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:58,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:58,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:58,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:58,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:58,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:11:58,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:11:58,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:11:58,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:11:58,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:11:58,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:11:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:11:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:11:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:11:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:11:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:11:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:11:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:11:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:11:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:11:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:11:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:11:59,020 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-08-23 04:11:59,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-08-23 04:11:59,202 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:11:59,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:11:59,202 INFO L82 PathProgramCache]: Analyzing trace with hash 1444400407, now seen corresponding path program 11 times [2021-08-23 04:11:59,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:11:59,203 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042643153] [2021-08-23 04:11:59,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:11:59,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:11:59,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:12:01,150 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:12:01,151 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:12:01,151 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042643153] [2021-08-23 04:12:01,151 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042643153] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:12:01,151 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [721678582] [2021-08-23 04:12:01,151 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-23 04:12:01,151 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:12:01,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:12:01,152 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:12:01,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-08-23 04:12:01,706 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-08-23 04:12:01,706 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:12:01,709 WARN L261 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 125 conjunts are in the unsatisfiable core [2021-08-23 04:12:01,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:12:05,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:05,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 31 [2021-08-23 04:12:05,663 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:12:05,663 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [721678582] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:12:05,663 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:12:05,663 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 40] total 79 [2021-08-23 04:12:05,664 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246725527] [2021-08-23 04:12:05,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 80 states [2021-08-23 04:12:05,664 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:12:05,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2021-08-23 04:12:05,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=522, Invalid=5798, Unknown=0, NotChecked=0, Total=6320 [2021-08-23 04:12:05,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:12:05,666 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:12:05,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 80 states, 80 states have (on average 1.45) internal successors, (116), 79 states have internal predecessors, (116), 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) [2021-08-23 04:12:05,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:12:05,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:05,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:05,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:12:05,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:12:05,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:05,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:05,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:12:05,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:12:05,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:12:05,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:12:05,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:12:05,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:05,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:12:17,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:12:17,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:17,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:17,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:12:17,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:12:17,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:17,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:17,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:12:17,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:12:17,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:12:17,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:12:17,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:12:17,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:17,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:12:17,587 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-08-23 04:12:17,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:12:17,768 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:12:17,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:12:17,769 INFO L82 PathProgramCache]: Analyzing trace with hash 2021522584, now seen corresponding path program 12 times [2021-08-23 04:12:17,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:12:17,769 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449970807] [2021-08-23 04:12:17,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:12:17,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:12:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:12:17,918 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 100 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:12:17,918 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:12:17,918 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449970807] [2021-08-23 04:12:17,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449970807] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:12:17,918 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1244203962] [2021-08-23 04:12:17,918 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-23 04:12:17,919 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:12:17,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:12:17,920 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:12:17,921 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-08-23 04:12:18,586 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-08-23 04:12:18,587 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:12:18,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-23 04:12:18,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:12:18,793 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 100 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:12:18,793 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1244203962] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:12:18,793 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:12:18,793 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13] total 16 [2021-08-23 04:12:18,793 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943001158] [2021-08-23 04:12:18,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-23 04:12:18,794 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:12:18,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-23 04:12:18,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=166, Unknown=0, NotChecked=0, Total=272 [2021-08-23 04:12:18,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:12:18,794 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:12:18,795 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.588235294117647) internal successors, (78), 16 states have internal predecessors, (78), 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) [2021-08-23 04:12:18,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:12:18,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:18,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:18,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:12:18,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:12:18,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:18,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:18,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:12:18,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:12:18,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:12:18,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:12:18,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:12:18,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:18,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:12:18,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:12:19,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:12:19,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:19,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:19,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:12:19,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:12:19,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:19,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:19,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:12:19,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:12:19,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:12:19,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:12:19,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:12:19,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:19,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:12:19,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:12:19,118 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-08-23 04:12:19,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:12:19,309 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:12:19,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:12:19,309 INFO L82 PathProgramCache]: Analyzing trace with hash 544348758, now seen corresponding path program 13 times [2021-08-23 04:12:19,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:12:19,309 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091724222] [2021-08-23 04:12:19,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:12:19,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:12:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:12:19,466 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 64 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:12:19,467 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:12:19,467 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091724222] [2021-08-23 04:12:19,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091724222] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:12:19,467 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [900396439] [2021-08-23 04:12:19,467 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-23 04:12:19,467 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:12:19,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:12:19,469 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:12:19,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-08-23 04:12:20,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:12:20,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 24 conjunts are in the unsatisfiable core [2021-08-23 04:12:20,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:12:20,367 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 81 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:12:20,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [900396439] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:12:20,368 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:12:20,368 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13] total 16 [2021-08-23 04:12:20,368 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976137918] [2021-08-23 04:12:20,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-23 04:12:20,369 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:12:20,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-23 04:12:20,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2021-08-23 04:12:20,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:12:20,369 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:12:20,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.823529411764706) internal successors, (82), 16 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 04:12:20,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:12:20,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:20,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:20,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:12:20,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:12:20,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:20,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:20,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:12:20,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:12:20,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:12:20,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:12:20,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:12:20,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:20,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:12:20,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:12:20,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:12:20,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:12:20,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:20,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:20,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:12:20,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:12:20,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:20,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:20,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:12:20,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:12:20,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:12:20,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:12:20,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:12:20,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:20,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:12:20,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:12:20,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:20,552 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-08-23 04:12:20,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:12:20,738 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:12:20,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:12:20,738 INFO L82 PathProgramCache]: Analyzing trace with hash 1262282007, now seen corresponding path program 14 times [2021-08-23 04:12:20,738 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:12:20,738 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309603084] [2021-08-23 04:12:20,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:12:20,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:12:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:12:23,365 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:12:23,365 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:12:23,365 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309603084] [2021-08-23 04:12:23,365 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309603084] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:12:23,366 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1378229889] [2021-08-23 04:12:23,366 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 04:12:23,366 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:12:23,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:12:23,369 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:12:23,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-08-23 04:12:24,125 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 04:12:24,125 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:12:24,128 WARN L261 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 151 conjunts are in the unsatisfiable core [2021-08-23 04:12:24,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:12:29,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 04:12:29,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 04:12:29,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:12:29,313 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-23 04:12:29,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 55 disjoint index pairs (out of 91 index pairs), introduced 12 new quantified variables, introduced 13 case distinctions, treesize of input 119 treesize of output 143 [2021-08-23 04:12:30,082 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:12:30,083 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1378229889] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:12:30,083 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:12:30,083 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 50] total 97 [2021-08-23 04:12:30,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263756410] [2021-08-23 04:12:30,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 98 states [2021-08-23 04:12:30,083 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:12:30,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-08-23 04:12:30,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1169, Invalid=8337, Unknown=0, NotChecked=0, Total=9506 [2021-08-23 04:12:30,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:12:30,086 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:12:30,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 98 states, 98 states have (on average 1.346938775510204) internal successors, (132), 97 states have internal predecessors, (132), 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) [2021-08-23 04:12:30,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:12:30,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:30,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:30,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:12:30,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:12:30,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:30,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:30,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:12:30,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:12:30,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:12:30,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:12:30,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:12:30,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:30,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:12:30,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:12:30,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:30,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:12:46,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:12:46,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:46,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:46,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:12:46,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:12:46,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:46,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:46,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:12:46,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:12:46,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:12:46,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:12:46,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:12:46,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:46,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:12:46,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:12:46,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:46,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:12:46,720 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-08-23 04:12:46,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-08-23 04:12:46,902 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:12:46,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:12:46,902 INFO L82 PathProgramCache]: Analyzing trace with hash -293600360, now seen corresponding path program 15 times [2021-08-23 04:12:46,902 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:12:46,902 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608674065] [2021-08-23 04:12:46,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:12:46,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:12:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:12:47,078 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 144 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:12:47,078 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:12:47,078 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608674065] [2021-08-23 04:12:47,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608674065] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:12:47,079 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [272425420] [2021-08-23 04:12:47,079 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 04:12:47,079 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:12:47,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:12:47,081 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:12:47,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-08-23 04:12:48,058 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2021-08-23 04:12:48,058 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:12:48,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 27 conjunts are in the unsatisfiable core [2021-08-23 04:12:48,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:12:48,291 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 144 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:12:48,291 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [272425420] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:12:48,291 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:12:48,291 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 18 [2021-08-23 04:12:48,291 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217725601] [2021-08-23 04:12:48,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-23 04:12:48,292 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:12:48,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-23 04:12:48,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=205, Unknown=0, NotChecked=0, Total=342 [2021-08-23 04:12:48,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:12:48,292 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:12:48,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.526315789473684) internal successors, (86), 18 states have internal predecessors, (86), 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) [2021-08-23 04:12:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:12:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:12:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:12:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:12:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:12:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:12:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:12:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:12:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:12:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:12:48,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:48,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:12:48,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:12:48,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:12:48,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:48,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:48,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:12:48,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:12:48,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:48,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:48,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:12:48,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:12:48,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:12:48,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:12:48,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:12:48,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:48,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:12:48,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:12:48,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:48,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:12:48,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:12:48,619 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2021-08-23 04:12:48,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-08-23 04:12:48,801 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:12:48,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:12:48,801 INFO L82 PathProgramCache]: Analyzing trace with hash 672702806, now seen corresponding path program 16 times [2021-08-23 04:12:48,801 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:12:48,801 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522769493] [2021-08-23 04:12:48,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:12:48,802 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:12:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:12:49,002 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 100 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:12:49,002 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:12:49,002 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522769493] [2021-08-23 04:12:49,002 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522769493] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:12:49,002 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [753945907] [2021-08-23 04:12:49,002 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-23 04:12:49,002 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:12:49,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:12:49,005 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:12:49,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-08-23 04:12:49,935 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-23 04:12:49,936 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:12:49,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 28 conjunts are in the unsatisfiable core [2021-08-23 04:12:49,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:12:50,169 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 121 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:12:50,170 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [753945907] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:12:50,170 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:12:50,170 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 18 [2021-08-23 04:12:50,170 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581829727] [2021-08-23 04:12:50,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-23 04:12:50,170 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:12:50,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-23 04:12:50,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2021-08-23 04:12:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:12:50,171 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:12:50,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.7368421052631575) internal successors, (90), 18 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) [2021-08-23 04:12:50,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:12:50,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:50,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:50,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:12:50,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:12:50,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:50,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:50,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:12:50,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:12:50,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:12:50,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:12:50,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:12:50,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:50,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:12:50,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:12:50,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:50,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:12:50,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:12:50,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:12:50,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:12:50,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:50,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:50,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:12:50,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:12:50,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:50,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:12:50,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:12:50,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:12:50,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:12:50,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:12:50,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:12:50,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:12:50,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:12:50,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:12:50,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:12:50,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:12:50,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:12:50,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:12:50,355 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2021-08-23 04:12:50,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:12:50,535 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:12:50,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:12:50,535 INFO L82 PathProgramCache]: Analyzing trace with hash -1341056233, now seen corresponding path program 17 times [2021-08-23 04:12:50,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:12:50,536 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445272118] [2021-08-23 04:12:50,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:12:50,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:12:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:12:53,900 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 314 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:12:53,900 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:12:53,900 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445272118] [2021-08-23 04:12:53,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445272118] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:12:53,900 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [483689642] [2021-08-23 04:12:53,900 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-23 04:12:53,901 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:12:53,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:12:53,901 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:12:53,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-08-23 04:12:54,858 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2021-08-23 04:12:54,859 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:12:54,862 WARN L261 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 173 conjunts are in the unsatisfiable core [2021-08-23 04:12:54,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:13:01,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:01,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:02,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:02,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:02,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:02,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:02,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:02,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:02,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:02,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:02,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:02,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 39 [2021-08-23 04:13:02,520 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 314 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:13:02,521 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [483689642] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:13:02,521 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:13:02,521 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 56] total 111 [2021-08-23 04:13:02,521 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487174222] [2021-08-23 04:13:02,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 112 states [2021-08-23 04:13:02,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:13:02,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 112 interpolants. [2021-08-23 04:13:02,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=954, Invalid=11478, Unknown=0, NotChecked=0, Total=12432 [2021-08-23 04:13:02,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:13:02,526 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:13:02,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 112 states, 112 states have (on average 1.3214285714285714) internal successors, (148), 111 states have internal predecessors, (148), 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) [2021-08-23 04:13:02,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:13:02,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:13:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:13:31,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:13:31,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:13:31,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:13:31,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:13:31,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:13:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:13:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:13:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:13:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:13:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:13:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:13:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:13:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:13:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:13:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:13:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:13:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:13:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:13:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:13:31,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:13:31,677 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-08-23 04:13:31,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:13:31,855 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:13:31,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:13:31,855 INFO L82 PathProgramCache]: Analyzing trace with hash 466757784, now seen corresponding path program 18 times [2021-08-23 04:13:31,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:13:31,856 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364354205] [2021-08-23 04:13:31,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:13:31,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:13:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:13:32,127 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 196 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:13:32,128 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:13:32,128 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364354205] [2021-08-23 04:13:32,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364354205] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:13:32,128 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1454450698] [2021-08-23 04:13:32,128 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-23 04:13:32,128 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:13:32,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:13:32,133 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:13:32,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-08-23 04:13:33,339 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2021-08-23 04:13:33,339 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:13:33,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 31 conjunts are in the unsatisfiable core [2021-08-23 04:13:33,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:13:33,645 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 196 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:13:33,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1454450698] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:13:33,645 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:13:33,645 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 17] total 20 [2021-08-23 04:13:33,645 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087079496] [2021-08-23 04:13:33,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-23 04:13:33,646 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:13:33,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-23 04:13:33,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=248, Unknown=0, NotChecked=0, Total=420 [2021-08-23 04:13:33,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:13:33,646 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:13:33,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.476190476190476) internal successors, (94), 20 states have internal predecessors, (94), 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) [2021-08-23 04:13:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:13:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:13:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:13:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:13:34,046 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-08-23 04:13:34,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:13:34,223 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:13:34,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:13:34,224 INFO L82 PathProgramCache]: Analyzing trace with hash 1708148310, now seen corresponding path program 19 times [2021-08-23 04:13:34,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:13:34,224 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089548429] [2021-08-23 04:13:34,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:13:34,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:13:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:13:34,456 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 144 proven. 249 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:13:34,457 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:13:34,457 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089548429] [2021-08-23 04:13:34,457 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089548429] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:13:34,457 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [180160183] [2021-08-23 04:13:34,457 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-23 04:13:34,457 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:13:34,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:13:34,461 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:13:34,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-08-23 04:13:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:13:35,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 32 conjunts are in the unsatisfiable core [2021-08-23 04:13:35,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:13:35,923 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 169 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:13:35,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [180160183] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:13:35,923 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:13:35,923 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 17] total 20 [2021-08-23 04:13:35,923 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629011849] [2021-08-23 04:13:35,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-23 04:13:35,924 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:13:35,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-23 04:13:35,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=275, Unknown=0, NotChecked=0, Total=420 [2021-08-23 04:13:35,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:13:35,924 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:13:35,924 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.666666666666667) internal successors, (98), 20 states have internal predecessors, (98), 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) [2021-08-23 04:13:35,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:13:35,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:13:36,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:13:36,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:13:36,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:13:36,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:13:36,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:13:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:13:36,144 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-08-23 04:13:36,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-08-23 04:13:36,324 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:13:36,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:13:36,325 INFO L82 PathProgramCache]: Analyzing trace with hash -1781043433, now seen corresponding path program 20 times [2021-08-23 04:13:36,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:13:36,325 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904419390] [2021-08-23 04:13:36,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:13:36,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:13:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:13:40,939 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:13:40,939 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:13:40,939 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904419390] [2021-08-23 04:13:40,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904419390] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:13:40,939 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1525057579] [2021-08-23 04:13:40,939 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 04:13:40,939 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:13:40,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:13:40,941 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:13:40,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-08-23 04:13:42,094 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 04:13:42,095 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:13:42,100 WARN L261 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 199 conjunts are in the unsatisfiable core [2021-08-23 04:13:42,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:13:51,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 04:13:51,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:13:51,597 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-23 04:13:51,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 105 disjoint index pairs (out of 136 index pairs), introduced 16 new quantified variables, introduced 16 case distinctions, treesize of input 159 treesize of output 191 [2021-08-23 04:13:52,632 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:13:52,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1525057579] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:13:52,632 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:13:52,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 66] total 129 [2021-08-23 04:13:52,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986140287] [2021-08-23 04:13:52,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 130 states [2021-08-23 04:13:52,633 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:13:52,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 130 interpolants. [2021-08-23 04:13:52,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2065, Invalid=14705, Unknown=0, NotChecked=0, Total=16770 [2021-08-23 04:13:52,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:13:52,637 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:13:52,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 130 states, 130 states have (on average 1.2615384615384615) internal successors, (164), 129 states have internal predecessors, (164), 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) [2021-08-23 04:13:52,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:13:52,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:13:52,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:13:52,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:13:52,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:13:52,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:14:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:14:27,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:14:27,982 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2021-08-23 04:14:28,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-08-23 04:14:28,162 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:14:28,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:14:28,163 INFO L82 PathProgramCache]: Analyzing trace with hash -524850280, now seen corresponding path program 21 times [2021-08-23 04:14:28,163 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:14:28,163 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298891074] [2021-08-23 04:14:28,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:14:28,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:14:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:14:28,420 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 256 proven. 197 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:14:28,420 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:14:28,421 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298891074] [2021-08-23 04:14:28,421 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298891074] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:14:28,421 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1168958846] [2021-08-23 04:14:28,421 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 04:14:28,421 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:14:28,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:14:28,422 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:14:28,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-08-23 04:14:29,792 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 17 check-sat command(s) [2021-08-23 04:14:29,792 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:14:29,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 35 conjunts are in the unsatisfiable core [2021-08-23 04:14:29,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:14:30,053 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 256 proven. 197 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:14:30,054 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1168958846] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:14:30,054 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:14:30,054 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 22 [2021-08-23 04:14:30,054 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032665741] [2021-08-23 04:14:30,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-23 04:14:30,055 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:14:30,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-23 04:14:30,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=295, Unknown=0, NotChecked=0, Total=506 [2021-08-23 04:14:30,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:14:30,055 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:14:30,056 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.434782608695652) internal successors, (102), 22 states have internal predecessors, (102), 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) [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:14:30,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:14:30,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:14:30,471 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2021-08-23 04:14:30,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-08-23 04:14:30,650 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:14:30,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:14:30,651 INFO L82 PathProgramCache]: Analyzing trace with hash -530839210, now seen corresponding path program 22 times [2021-08-23 04:14:30,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:14:30,651 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317393836] [2021-08-23 04:14:30,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:14:30,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:14:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:14:30,981 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 196 proven. 317 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:14:30,981 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:14:30,981 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317393836] [2021-08-23 04:14:30,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317393836] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:14:30,981 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [526511706] [2021-08-23 04:14:30,981 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-23 04:14:30,981 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:14:30,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:14:30,982 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:14:31,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-08-23 04:14:32,425 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-23 04:14:32,425 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:14:32,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 36 conjunts are in the unsatisfiable core [2021-08-23 04:14:32,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:14:32,688 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 225 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:14:32,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [526511706] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:14:32,689 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:14:32,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 22 [2021-08-23 04:14:32,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549669036] [2021-08-23 04:14:32,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-23 04:14:32,689 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:14:32,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-23 04:14:32,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=326, Unknown=0, NotChecked=0, Total=506 [2021-08-23 04:14:32,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:14:32,690 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:14:32,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.608695652173913) internal successors, (106), 22 states have internal predecessors, (106), 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) [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:14:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:14:32,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:14:32,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:14:32,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:14:32,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:14:32,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:14:32,914 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2021-08-23 04:14:33,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:14:33,093 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:14:33,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:14:33,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1840062185, now seen corresponding path program 23 times [2021-08-23 04:14:33,094 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:14:33,094 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274579723] [2021-08-23 04:14:33,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:14:33,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:14:33,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:14:39,023 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:14:39,023 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:14:39,023 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274579723] [2021-08-23 04:14:39,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274579723] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:14:39,023 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2023275118] [2021-08-23 04:14:39,023 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-23 04:14:39,023 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:14:39,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:14:39,024 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:14:39,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2021-08-23 04:14:40,469 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 18 check-sat command(s) [2021-08-23 04:14:40,469 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:14:40,473 WARN L261 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 221 conjunts are in the unsatisfiable core [2021-08-23 04:14:40,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:14:52,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:14:52,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 47 [2021-08-23 04:14:53,364 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:14:53,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2023275118] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:14:53,364 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:14:53,365 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [74, 72] total 143 [2021-08-23 04:14:53,365 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772109650] [2021-08-23 04:14:53,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 144 states [2021-08-23 04:14:53,365 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:14:53,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 144 interpolants. [2021-08-23 04:14:53,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1514, Invalid=19078, Unknown=0, NotChecked=0, Total=20592 [2021-08-23 04:14:53,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:14:53,368 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:14:53,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 144 states, 144 states have (on average 1.25) internal successors, (180), 143 states have internal predecessors, (180), 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) [2021-08-23 04:14:53,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:14:53,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:14:53,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:14:53,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:14:53,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:14:53,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:14:53,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:15:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:15:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:15:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:15:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:15:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:15:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:15:50,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:15:50,546 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2021-08-23 04:15:50,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-08-23 04:15:50,723 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:15:50,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:15:50,723 INFO L82 PathProgramCache]: Analyzing trace with hash -1577923432, now seen corresponding path program 24 times [2021-08-23 04:15:50,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:15:50,723 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882626533] [2021-08-23 04:15:50,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:15:50,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:15:50,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:15:51,027 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 324 proven. 257 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:15:51,028 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:15:51,028 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882626533] [2021-08-23 04:15:51,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882626533] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:15:51,028 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [797639331] [2021-08-23 04:15:51,028 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-23 04:15:51,028 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:15:51,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:15:51,029 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:15:51,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2021-08-23 04:15:52,683 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 19 check-sat command(s) [2021-08-23 04:15:52,683 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:15:52,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 39 conjunts are in the unsatisfiable core [2021-08-23 04:15:52,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:15:52,978 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 324 proven. 257 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:15:52,978 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [797639331] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:15:52,978 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:15:52,978 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21] total 24 [2021-08-23 04:15:52,978 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670634062] [2021-08-23 04:15:52,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-23 04:15:52,978 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:15:52,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-23 04:15:52,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=254, Invalid=346, Unknown=0, NotChecked=0, Total=600 [2021-08-23 04:15:52,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:15:52,979 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:15:52,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.4) internal successors, (110), 24 states have internal predecessors, (110), 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) [2021-08-23 04:15:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:15:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:15:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:15:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:15:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:15:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:15:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:15:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:15:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:15:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:15:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:15:52,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:15:53,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:15:53,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:15:53,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:15:53,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:15:53,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:15:53,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:15:53,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:15:53,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:15:53,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:15:53,450 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2021-08-23 04:15:53,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-08-23 04:15:53,628 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:15:53,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:15:53,628 INFO L82 PathProgramCache]: Analyzing trace with hash -486610346, now seen corresponding path program 25 times [2021-08-23 04:15:53,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:15:53,628 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949468840] [2021-08-23 04:15:53,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:15:53,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:15:53,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:15:53,948 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 256 proven. 393 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:15:53,948 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:15:53,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949468840] [2021-08-23 04:15:53,949 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949468840] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:15:53,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [956566019] [2021-08-23 04:15:53,949 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-23 04:15:53,949 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:15:53,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:15:53,953 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:15:53,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2021-08-23 04:15:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:15:55,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 40 conjunts are in the unsatisfiable core [2021-08-23 04:15:55,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:15:56,050 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 289 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:15:56,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [956566019] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:15:56,051 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:15:56,051 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21] total 24 [2021-08-23 04:15:56,051 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049535432] [2021-08-23 04:15:56,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-23 04:15:56,051 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:15:56,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-23 04:15:56,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=381, Unknown=0, NotChecked=0, Total=600 [2021-08-23 04:15:56,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:15:56,052 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:15:56,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.56) internal successors, (114), 24 states have internal predecessors, (114), 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) [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:15:56,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:15:56,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:15:56,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:15:56,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:15:56,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:15:56,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:15:56,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:15:56,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:15:56,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:15:56,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:15:56,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:15:56,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:15:56,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:15:56,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:15:56,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:15:56,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:15:56,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:15:56,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:15:56,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:15:56,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:15:56,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:15:56,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:15:56,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:15:56,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:15:56,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:15:56,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:15:56,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:15:56,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:15:56,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:15:56,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:15:56,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:15:56,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:15:56,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:15:56,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:15:56,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:15:56,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:15:56,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:15:56,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:15:56,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:15:56,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:15:56,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:15:56,328 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2021-08-23 04:15:56,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-08-23 04:15:56,507 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:15:56,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:15:56,507 INFO L82 PathProgramCache]: Analyzing trace with hash 2143711511, now seen corresponding path program 26 times [2021-08-23 04:15:56,507 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:15:56,507 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671382137] [2021-08-23 04:15:56,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:15:56,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:15:56,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:16:03,734 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 0 proven. 686 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:16:03,735 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:16:03,735 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671382137] [2021-08-23 04:16:03,735 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671382137] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:16:03,735 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [823869988] [2021-08-23 04:16:03,735 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 04:16:03,735 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:16:03,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:16:03,736 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:16:03,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2021-08-23 04:16:05,446 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 04:16:05,447 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:16:05,450 WARN L261 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 247 conjunts are in the unsatisfiable core [2021-08-23 04:16:05,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:16:20,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,773 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 04:16:20,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:16:20,822 INFO L244 Elim1Store]: Index analysis took 108 ms [2021-08-23 04:16:20,892 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-23 04:16:20,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 21 select indices, 21 select index equivalence classes, 171 disjoint index pairs (out of 210 index pairs), introduced 20 new quantified variables, introduced 20 case distinctions, treesize of input 199 treesize of output 239 [2021-08-23 04:16:22,170 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 0 proven. 686 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:16:22,171 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [823869988] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:16:22,171 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:16:22,171 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [82, 82] total 161 [2021-08-23 04:16:22,171 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368804885] [2021-08-23 04:16:22,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 162 states [2021-08-23 04:16:22,172 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:16:22,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 162 interpolants. [2021-08-23 04:16:22,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3217, Invalid=22865, Unknown=0, NotChecked=0, Total=26082 [2021-08-23 04:16:22,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:16:22,174 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:16:22,175 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 162 states, 162 states have (on average 1.2098765432098766) internal successors, (196), 161 states have internal predecessors, (196), 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) [2021-08-23 04:16:22,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:16:22,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:16:22,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:16:22,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:16:22,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:16:22,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:16:22,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:16:22,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:16:22,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:16:22,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:16:22,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:16:22,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:16:22,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:16:22,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:16:22,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:16:22,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:16:22,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:16:22,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:16:22,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:16:22,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:16:22,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:16:22,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:16:22,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:16:22,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:16:22,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:16:22,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:16:22,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:16:22,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:16:22,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:17:26,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:17:26,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:17:26,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:17:26,423 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2021-08-23 04:17:26,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-08-23 04:17:26,601 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:17:26,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:17:26,602 INFO L82 PathProgramCache]: Analyzing trace with hash 147278744, now seen corresponding path program 27 times [2021-08-23 04:17:26,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:17:26,602 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186431412] [2021-08-23 04:17:26,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:17:26,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:17:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:17:26,980 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 400 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:17:26,980 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:17:26,980 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186431412] [2021-08-23 04:17:26,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186431412] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:17:26,981 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [929652309] [2021-08-23 04:17:26,981 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 04:17:26,981 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:17:26,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:17:26,985 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:17:27,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2021-08-23 04:17:28,987 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 21 check-sat command(s) [2021-08-23 04:17:28,987 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:17:28,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 43 conjunts are in the unsatisfiable core [2021-08-23 04:17:28,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:17:29,353 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 400 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:17:29,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [929652309] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:17:29,354 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:17:29,354 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 23] total 26 [2021-08-23 04:17:29,354 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884312175] [2021-08-23 04:17:29,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-08-23 04:17:29,354 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:17:29,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-23 04:17:29,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=301, Invalid=401, Unknown=0, NotChecked=0, Total=702 [2021-08-23 04:17:29,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:17:29,355 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:17:29,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.37037037037037) internal successors, (118), 26 states have internal predecessors, (118), 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) [2021-08-23 04:17:29,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:17:29,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:17:29,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:17:29,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:17:29,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:17:29,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:17:29,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:17:29,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:17:29,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:17:29,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:17:29,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:17:29,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:17:29,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:17:29,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:17:29,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:17:29,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:17:29,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:17:29,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:17:29,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:17:29,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:17:29,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:17:29,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:17:29,916 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2021-08-23 04:17:30,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,34 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:17:30,093 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:17:30,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:17:30,093 INFO L82 PathProgramCache]: Analyzing trace with hash -1115952810, now seen corresponding path program 28 times [2021-08-23 04:17:30,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:17:30,093 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718203881] [2021-08-23 04:17:30,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:17:30,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:17:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:17:30,480 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 324 proven. 477 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:17:30,481 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:17:30,481 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718203881] [2021-08-23 04:17:30,481 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718203881] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:17:30,481 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1603917059] [2021-08-23 04:17:30,481 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-23 04:17:30,481 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:17:30,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:17:30,482 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:17:30,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2021-08-23 04:17:32,562 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-23 04:17:32,562 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:17:32,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 44 conjunts are in the unsatisfiable core [2021-08-23 04:17:32,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:17:32,886 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 361 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:17:32,886 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1603917059] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:17:32,886 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:17:32,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 23] total 26 [2021-08-23 04:17:32,887 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998286884] [2021-08-23 04:17:32,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-08-23 04:17:32,887 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:17:32,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-23 04:17:32,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=262, Invalid=440, Unknown=0, NotChecked=0, Total=702 [2021-08-23 04:17:32,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:17:32,887 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:17:32,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.518518518518518) internal successors, (122), 26 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) [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:17:32,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:17:32,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:17:32,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:17:32,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:17:32,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:17:33,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:17:33,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:17:33,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:17:33,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:17:33,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:17:33,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:17:33,187 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Ended with exit code 0 [2021-08-23 04:17:33,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,35 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:17:33,369 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:17:33,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:17:33,369 INFO L82 PathProgramCache]: Analyzing trace with hash 1022697239, now seen corresponding path program 29 times [2021-08-23 04:17:33,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:17:33,369 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693035101] [2021-08-23 04:17:33,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:17:33,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:17:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:17:42,788 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 0 proven. 842 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:17:42,789 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:17:42,789 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693035101] [2021-08-23 04:17:42,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693035101] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:17:42,789 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1700157186] [2021-08-23 04:17:42,789 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-23 04:17:42,789 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:17:42,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:17:42,813 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:17:42,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2021-08-23 04:17:44,896 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 22 check-sat command(s) [2021-08-23 04:17:44,896 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:17:44,900 WARN L261 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 269 conjunts are in the unsatisfiable core [2021-08-23 04:17:44,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:18:04,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:18:04,704 INFO L244 Elim1Store]: Index analysis took 136 ms [2021-08-23 04:18:04,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 21 select indices, 21 select index equivalence classes, 210 disjoint index pairs (out of 210 index pairs), introduced 21 new quantified variables, introduced 0 case distinctions, treesize of input 223 treesize of output 55 [2021-08-23 04:18:05,539 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 0 proven. 842 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:18:05,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1700157186] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:18:05,539 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:18:05,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [90, 88] total 175 [2021-08-23 04:18:05,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700253524] [2021-08-23 04:18:05,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 176 states [2021-08-23 04:18:05,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:18:05,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 176 interpolants. [2021-08-23 04:18:05,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2202, Invalid=28598, Unknown=0, NotChecked=0, Total=30800 [2021-08-23 04:18:05,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:18:05,542 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:18:05,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 176 states, 176 states have (on average 1.2045454545454546) internal successors, (212), 175 states have internal predecessors, (212), 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) [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:18:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:18:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:18:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:18:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:18:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:18:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:18:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:18:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:18:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:18:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:18:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:18:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:18:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:18:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:18:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:18:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:19:46,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:19:46,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:19:46,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:19:46,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-08-23 04:19:46,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2021-08-23 04:19:46,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-08-23 04:19:46,432 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:19:46,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:19:46,433 INFO L82 PathProgramCache]: Analyzing trace with hash -1023940456, now seen corresponding path program 30 times [2021-08-23 04:19:46,433 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:19:46,433 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039209695] [2021-08-23 04:19:46,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:19:46,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:19:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:19:46,815 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 484 proven. 401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:19:46,815 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:19:46,815 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039209695] [2021-08-23 04:19:46,816 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039209695] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:19:46,816 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [773996468] [2021-08-23 04:19:46,816 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-23 04:19:46,816 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:19:46,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:19:46,817 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:19:46,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2021-08-23 04:19:49,153 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 23 check-sat command(s) [2021-08-23 04:19:49,153 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:19:49,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 47 conjunts are in the unsatisfiable core [2021-08-23 04:19:49,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:19:49,494 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 484 proven. 401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:19:49,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [773996468] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:19:49,494 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:19:49,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 25] total 28 [2021-08-23 04:19:49,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401858345] [2021-08-23 04:19:49,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-23 04:19:49,495 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:19:49,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-23 04:19:49,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=352, Invalid=460, Unknown=0, NotChecked=0, Total=812 [2021-08-23 04:19:49,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:19:49,496 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:19:49,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 4.344827586206897) internal successors, (126), 28 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:19:49,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:19:49,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:19:49,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:19:49,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:19:49,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:19:49,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:19:49,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:19:49,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:19:49,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:19:49,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:19:49,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:19:49,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-08-23 04:19:49,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:19:50,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:19:50,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:19:50,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:19:50,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:19:50,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:19:50,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:19:50,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:19:50,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:19:50,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-08-23 04:19:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-23 04:19:50,069 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2021-08-23 04:19:50,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,37 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:19:50,245 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:19:50,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:19:50,245 INFO L82 PathProgramCache]: Analyzing trace with hash -2078931370, now seen corresponding path program 31 times [2021-08-23 04:19:50,246 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:19:50,246 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559970801] [2021-08-23 04:19:50,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:19:50,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:19:50,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:19:50,670 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 400 proven. 569 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:19:50,670 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:19:50,670 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559970801] [2021-08-23 04:19:50,670 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559970801] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:19:50,670 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1108957804] [2021-08-23 04:19:50,670 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-23 04:19:50,670 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:19:50,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:19:50,671 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:19:50,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2021-08-23 04:19:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:19:53,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 48 conjunts are in the unsatisfiable core [2021-08-23 04:19:53,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:19:53,423 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 441 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:19:53,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1108957804] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:19:53,424 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:19:53,424 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 25] total 28 [2021-08-23 04:19:53,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549092350] [2021-08-23 04:19:53,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-23 04:19:53,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:19:53,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-23 04:19:53,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=309, Invalid=503, Unknown=0, NotChecked=0, Total=812 [2021-08-23 04:19:53,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:19:53,425 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:19:53,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 4.482758620689655) internal successors, (130), 28 states have internal predecessors, (130), 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) [2021-08-23 04:19:53,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:19:53,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:19:53,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:19:53,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:19:53,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:19:53,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:19:53,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:19:53,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:19:53,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:19:53,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:19:53,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:19:53,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-23 04:19:53,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:19:53,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:19:53,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-08-23 04:19:53,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-23 04:19:53,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 04:19:53,711 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2021-08-23 04:19:53,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-08-23 04:19:53,886 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:19:53,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:19:53,887 INFO L82 PathProgramCache]: Analyzing trace with hash 1830939415, now seen corresponding path program 32 times [2021-08-23 04:19:53,887 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:19:53,887 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529763746] [2021-08-23 04:19:53,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:19:53,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:19:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:20:05,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1014 backedges. 0 proven. 1014 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:20:05,132 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:20:05,132 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529763746] [2021-08-23 04:20:05,132 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529763746] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:20:05,132 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [49186860] [2021-08-23 04:20:05,132 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 04:20:05,132 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:20:05,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:20:05,133 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:20:05,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2021-08-23 04:20:07,631 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 04:20:07,632 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:20:07,636 WARN L261 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 295 conjunts are in the unsatisfiable core [2021-08-23 04:20:07,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:20:31,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:20:31,801 INFO L244 Elim1Store]: Index analysis took 160 ms [2021-08-23 04:20:31,896 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-23 04:20:31,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 253 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 23 case distinctions, treesize of input 239 treesize of output 287 [2021-08-23 04:20:33,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1014 backedges. 0 proven. 1014 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:20:33,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [49186860] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:20:33,503 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:20:33,503 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [98, 98] total 193 [2021-08-23 04:20:33,503 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897538739] [2021-08-23 04:20:33,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 194 states [2021-08-23 04:20:33,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:20:33,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 194 interpolants. [2021-08-23 04:20:33,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4625, Invalid=32817, Unknown=0, NotChecked=0, Total=37442 [2021-08-23 04:20:33,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:20:33,506 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:20:33,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 194 states, 194 states have (on average 1.175257731958763) internal successors, (228), 193 states have internal predecessors, (228), 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) [2021-08-23 04:20:33,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:20:33,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:20:33,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:20:33,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:20:33,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:20:33,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:20:33,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:20:33,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:20:33,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:20:33,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:20:33,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:20:33,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:20:33,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:20:33,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:20:33,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 04:20:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:22:23,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:22:23,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:22:23,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:22:23,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:22:23,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:22:23,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:22:23,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:22:23,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:22:23,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:22:23,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 04:22:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2021-08-23 04:22:23,210 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2021-08-23 04:22:23,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-08-23 04:22:23,386 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:22:23,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:22:23,387 INFO L82 PathProgramCache]: Analyzing trace with hash 1120379800, now seen corresponding path program 33 times [2021-08-23 04:22:23,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:22:23,387 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217457290] [2021-08-23 04:22:23,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:22:23,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:22:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:22:23,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1061 backedges. 576 proven. 485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:22:23,813 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:22:23,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217457290] [2021-08-23 04:22:23,813 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217457290] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:22:23,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [119077515] [2021-08-23 04:22:23,813 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 04:22:23,813 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:22:23,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:22:23,818 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:22:23,819 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2021-08-23 04:22:26,550 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 25 check-sat command(s) [2021-08-23 04:22:26,551 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:22:26,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 51 conjunts are in the unsatisfiable core [2021-08-23 04:22:26,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:22:26,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1061 backedges. 576 proven. 485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:22:26,975 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [119077515] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:22:26,975 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:22:26,975 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 27] total 30 [2021-08-23 04:22:26,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429316832] [2021-08-23 04:22:26,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-08-23 04:22:26,975 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:22:26,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-08-23 04:22:26,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=407, Invalid=523, Unknown=0, NotChecked=0, Total=930 [2021-08-23 04:22:26,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:22:26,976 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:22:26,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 4.32258064516129) internal successors, (134), 30 states have internal predecessors, (134), 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) [2021-08-23 04:22:26,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:22:26,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:22:26,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:22:26,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:22:26,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:22:26,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:22:26,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:22:26,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:22:26,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:22:26,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:22:26,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:22:26,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-08-23 04:22:26,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-23 04:22:26,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 04:22:26,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2021-08-23 04:22:26,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:22:27,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:22:27,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:22:27,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:22:27,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:22:27,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 04:22:27,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2021-08-23 04:22:27,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-08-23 04:22:27,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2021-08-23 04:22:27,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-08-23 04:22:27,856 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:22:27,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:22:27,857 INFO L82 PathProgramCache]: Analyzing trace with hash -812629674, now seen corresponding path program 34 times [2021-08-23 04:22:27,857 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:22:27,857 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719960869] [2021-08-23 04:22:27,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:22:27,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:22:27,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:22:28,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1153 backedges. 484 proven. 669 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:22:28,363 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:22:28,363 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719960869] [2021-08-23 04:22:28,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719960869] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:22:28,363 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1339199402] [2021-08-23 04:22:28,363 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-23 04:22:28,364 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:22:28,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:22:28,368 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:22:28,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2021-08-23 04:22:31,070 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-23 04:22:31,071 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:22:31,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 52 conjunts are in the unsatisfiable core [2021-08-23 04:22:31,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:22:31,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1153 backedges. 529 proven. 624 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:22:31,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1339199402] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:22:31,490 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:22:31,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 27] total 30 [2021-08-23 04:22:31,490 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290233177] [2021-08-23 04:22:31,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-08-23 04:22:31,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:22:31,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-08-23 04:22:31,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=360, Invalid=570, Unknown=0, NotChecked=0, Total=930 [2021-08-23 04:22:31,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:22:31,491 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:22:31,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 4.451612903225806) internal successors, (138), 30 states have internal predecessors, (138), 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) [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:22:31,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-08-23 04:22:31,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:22:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:22:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:22:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:22:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:22:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:22:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:22:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:22:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:22:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:22:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:22:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:22:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:22:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:22:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 04:22:31,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2021-08-23 04:22:31,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-08-23 04:22:31,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:22:31,831 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2021-08-23 04:22:32,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-08-23 04:22:32,009 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-08-23 04:22:32,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 04:22:32,009 INFO L82 PathProgramCache]: Analyzing trace with hash 940561687, now seen corresponding path program 35 times [2021-08-23 04:22:32,009 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 04:22:32,009 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10877545] [2021-08-23 04:22:32,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 04:22:32,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 04:22:32,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 04:22:45,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 0 proven. 1202 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:22:45,496 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 04:22:45,496 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10877545] [2021-08-23 04:22:45,496 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10877545] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:22:45,496 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [133171136] [2021-08-23 04:22:45,496 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-23 04:22:45,496 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 04:22:45,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 04:22:45,525 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 04:22:45,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2021-08-23 04:22:48,369 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 26 check-sat command(s) [2021-08-23 04:22:48,370 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 04:22:48,374 WARN L261 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 317 conjunts are in the unsatisfiable core [2021-08-23 04:22:48,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 04:23:18,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 04:23:18,229 INFO L244 Elim1Store]: Index analysis took 183 ms [2021-08-23 04:23:18,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 25 select indices, 25 select index equivalence classes, 300 disjoint index pairs (out of 300 index pairs), introduced 25 new quantified variables, introduced 0 case distinctions, treesize of input 263 treesize of output 63 [2021-08-23 04:23:19,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 0 proven. 1202 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 04:23:19,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [133171136] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 04:23:19,228 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 04:23:19,229 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [106, 104] total 207 [2021-08-23 04:23:19,229 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363045511] [2021-08-23 04:23:19,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 208 states [2021-08-23 04:23:19,229 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 04:23:19,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 208 interpolants. [2021-08-23 04:23:19,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3018, Invalid=40038, Unknown=0, NotChecked=0, Total=43056 [2021-08-23 04:23:19,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 04:23:19,232 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 04:23:19,232 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 208 states, 208 states have (on average 1.1730769230769231) internal successors, (244), 207 states have internal predecessors, (244), 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) [2021-08-23 04:23:19,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 04:23:19,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:23:19,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 04:23:19,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2021-08-23 04:23:19,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-08-23 04:23:19,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 04:23:19,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2021-08-23 04:24:13,599 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-23 04:24:13,599 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 [2021-08-23 04:24:13,622 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 [2021-08-23 04:24:13,633 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-23 04:24:13,634 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-23 04:24:13,634 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2021-08-23 04:24:13,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-08-23 04:24:13,807 WARN L594 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 250 known predicates. [2021-08-23 04:24:13,807 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-08-23 04:24:13,807 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-23 04:24:13,807 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7INUSE_VIOLATION [2021-08-23 04:24:13,810 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was TIMEOUT,TIMEOUT,TIMEOUT (3/3) [2021-08-23 04:24:13,811 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-23 04:24:13,811 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-23 04:24:13,813 INFO L202 PluginConnector]: Adding new model parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 04:24:13 BasicIcfg [2021-08-23 04:24:13,813 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-23 04:24:13,814 INFO L168 Benchmark]: Toolchain (without parser) took 770481.85 ms. Allocated memory was 191.9 MB in the beginning and 1.2 GB in the end (delta: 968.9 MB). Free memory was 172.7 MB in the beginning and 612.7 MB in the end (delta: -440.1 MB). Peak memory consumption was 529.6 MB. Max. memory is 8.0 GB. [2021-08-23 04:24:13,814 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 191.9 MB. Free memory is still 173.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-23 04:24:13,814 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.93 ms. Allocated memory is still 191.9 MB. Free memory was 172.7 MB in the beginning and 171.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-23 04:24:13,814 INFO L168 Benchmark]: Boogie Preprocessor took 28.10 ms. Allocated memory is still 191.9 MB. Free memory was 171.2 MB in the beginning and 170.1 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-23 04:24:13,815 INFO L168 Benchmark]: RCFGBuilder took 345.21 ms. Allocated memory is still 191.9 MB. Free memory was 169.9 MB in the beginning and 153.1 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2021-08-23 04:24:13,815 INFO L168 Benchmark]: TraceAbstraction took 770072.17 ms. Allocated memory was 191.9 MB in the beginning and 1.2 GB in the end (delta: 968.9 MB). Free memory was 152.6 MB in the beginning and 612.7 MB in the end (delta: -460.2 MB). Peak memory consumption was 508.6 MB. Max. memory is 8.0 GB. [2021-08-23 04:24:13,816 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 0.12 ms. Allocated memory is still 191.9 MB. Free memory is still 173.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 30.93 ms. Allocated memory is still 191.9 MB. Free memory was 172.7 MB in the beginning and 171.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.10 ms. Allocated memory is still 191.9 MB. Free memory was 171.2 MB in the beginning and 170.1 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 345.21 ms. Allocated memory is still 191.9 MB. Free memory was 169.9 MB in the beginning and 153.1 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 770072.17 ms. Allocated memory was 191.9 MB in the beginning and 1.2 GB in the end (delta: 968.9 MB). Free memory was 152.6 MB in the beginning and 612.7 MB in the end (delta: -460.2 MB). Peak memory consumption was 508.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 739, positive: 720, positive conditional: 69, positive unconditional: 651, negative: 19, negative conditional: 15, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 727, positive: 720, positive conditional: 69, positive unconditional: 651, negative: 7, negative conditional: 3, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 727, positive: 720, positive conditional: 69, positive unconditional: 651, negative: 7, negative conditional: 3, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 727, positive: 720, positive conditional: 0, positive unconditional: 720, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 727, positive: 720, positive conditional: 0, positive unconditional: 720, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 727, positive: 720, positive conditional: 0, positive unconditional: 720, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 659, positive: 655, positive conditional: 0, positive unconditional: 655, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 659, positive: 655, positive conditional: 0, positive unconditional: 655, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 80, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 727, positive: 65, positive conditional: 0, positive unconditional: 65, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 659, unknown conditional: 0, unknown unconditional: 659] , Statistics on independence cache: Total cache size (in pairs): 659, Positive cache size: 655, Positive conditional cache size: 0, Positive unconditional cache size: 655, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 12 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 133, Number of persistent set computation: 11, Number of trivial persistent sets: 4, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 655, positive: 651, positive conditional: 0, positive unconditional: 651, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 739, positive: 720, positive conditional: 69, positive unconditional: 651, negative: 19, negative conditional: 15, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 727, positive: 720, positive conditional: 69, positive unconditional: 651, negative: 7, negative conditional: 3, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 727, positive: 720, positive conditional: 69, positive unconditional: 651, negative: 7, negative conditional: 3, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 727, positive: 720, positive conditional: 0, positive unconditional: 720, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 727, positive: 720, positive conditional: 0, positive unconditional: 720, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 727, positive: 720, positive conditional: 0, positive unconditional: 720, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 659, positive: 655, positive conditional: 0, positive unconditional: 655, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 659, positive: 655, positive conditional: 0, positive unconditional: 655, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 80, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 727, positive: 65, positive conditional: 0, positive unconditional: 65, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 659, unknown conditional: 0, unknown unconditional: 659] , Statistics on independence cache: Total cache size (in pairs): 659, Positive cache size: 655, Positive conditional cache size: 0, Positive unconditional cache size: 655, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 12 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 543, positive: 538, positive conditional: 6, positive unconditional: 532, negative: 5, negative conditional: 1, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 542, positive: 538, positive conditional: 6, positive unconditional: 532, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 542, positive: 538, positive conditional: 6, positive unconditional: 532, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 542, positive: 538, positive conditional: 0, positive unconditional: 538, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 542, positive: 538, positive conditional: 0, positive unconditional: 538, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 542, positive: 538, positive conditional: 0, positive unconditional: 538, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 538, positive: 534, positive conditional: 0, positive unconditional: 534, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 538, positive: 534, positive conditional: 0, positive unconditional: 534, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 38, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 542, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 538, unknown conditional: 0, unknown unconditional: 538] , Statistics on independence cache: Total cache size (in pairs): 538, Positive cache size: 534, Positive conditional cache size: 0, Positive unconditional cache size: 534, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 1 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 43, Number of persistent set computation: 4, Number of trivial persistent sets: 2, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 536, positive: 532, positive conditional: 0, positive unconditional: 532, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 543, positive: 538, positive conditional: 6, positive unconditional: 532, negative: 5, negative conditional: 1, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 542, positive: 538, positive conditional: 6, positive unconditional: 532, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 542, positive: 538, positive conditional: 6, positive unconditional: 532, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 542, positive: 538, positive conditional: 0, positive unconditional: 538, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 542, positive: 538, positive conditional: 0, positive unconditional: 538, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 542, positive: 538, positive conditional: 0, positive unconditional: 538, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 538, positive: 534, positive conditional: 0, positive unconditional: 534, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 538, positive: 534, positive conditional: 0, positive unconditional: 534, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 38, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 542, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 538, unknown conditional: 0, unknown unconditional: 538] , Statistics on independence cache: Total cache size (in pairs): 538, Positive cache size: 534, Positive conditional cache size: 0, Positive unconditional cache size: 534, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 1 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 39107, positive: 31214, positive conditional: 30100, positive unconditional: 1114, negative: 7893, negative conditional: 7885, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32980, positive: 31214, positive conditional: 30100, positive unconditional: 1114, negative: 1766, negative conditional: 1758, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 32980, positive: 31214, positive conditional: 30100, positive unconditional: 1114, negative: 1766, negative conditional: 1758, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 67656, positive: 31214, positive conditional: 28651, positive unconditional: 2563, negative: 36442, negative conditional: 34676, negative unconditional: 1766, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 67656, positive: 31214, positive conditional: 17555, positive unconditional: 13659, negative: 36442, negative conditional: 34676, negative unconditional: 1766, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 67656, positive: 31214, positive conditional: 17555, positive unconditional: 13659, negative: 36442, negative conditional: 34676, negative unconditional: 1766, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2304, positive: 1108, positive conditional: 0, positive unconditional: 1108, negative: 1196, negative conditional: 1188, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2304, positive: 1106, positive conditional: 0, positive unconditional: 1106, negative: 1198, negative conditional: 0, negative unconditional: 1198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1198, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 1196, negative conditional: 1188, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1996, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 1993, negative conditional: 1960, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 67656, positive: 30106, positive conditional: 17555, positive unconditional: 12551, negative: 35246, negative conditional: 33488, negative unconditional: 1758, unknown: 2304, unknown conditional: 1188, unknown unconditional: 1116] , Statistics on independence cache: Total cache size (in pairs): 2304, Positive cache size: 1108, Positive conditional cache size: 0, Positive unconditional cache size: 1108, Negative cache size: 1196, Negative conditional cache size: 1188, Negative unconditional cache size: 8, Eliminated conditions: 11096, Maximal queried relation: 38, Independence queries for same thread: 6127 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 51, Number of persistent set computation: 29, Number of trivial persistent sets: 13, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1122, positive: 1114, positive conditional: 0, positive unconditional: 1114, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 39107, positive: 31214, positive conditional: 30100, positive unconditional: 1114, negative: 7893, negative conditional: 7885, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32980, positive: 31214, positive conditional: 30100, positive unconditional: 1114, negative: 1766, negative conditional: 1758, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 32980, positive: 31214, positive conditional: 30100, positive unconditional: 1114, negative: 1766, negative conditional: 1758, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 67656, positive: 31214, positive conditional: 28651, positive unconditional: 2563, negative: 36442, negative conditional: 34676, negative unconditional: 1766, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 67656, positive: 31214, positive conditional: 17555, positive unconditional: 13659, negative: 36442, negative conditional: 34676, negative unconditional: 1766, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 67656, positive: 31214, positive conditional: 17555, positive unconditional: 13659, negative: 36442, negative conditional: 34676, negative unconditional: 1766, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2304, positive: 1108, positive conditional: 0, positive unconditional: 1108, negative: 1196, negative conditional: 1188, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2304, positive: 1106, positive conditional: 0, positive unconditional: 1106, negative: 1198, negative conditional: 0, negative unconditional: 1198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1198, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 1196, negative conditional: 1188, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1996, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 1993, negative conditional: 1960, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 67656, positive: 30106, positive conditional: 17555, positive unconditional: 12551, negative: 35246, negative conditional: 33488, negative unconditional: 1758, unknown: 2304, unknown conditional: 1188, unknown unconditional: 1116] , Statistics on independence cache: Total cache size (in pairs): 2304, Positive cache size: 1108, Positive conditional cache size: 0, Positive unconditional cache size: 1108, Negative cache size: 1196, Negative conditional cache size: 1188, Negative unconditional cache size: 8, Eliminated conditions: 11096, Maximal queried relation: 38, Independence queries for same thread: 6127 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 250 known predicates. - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 250 known predicates. - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 250 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread4Thread1of1ForFork4 with 1 thread instances CFG has 13 procedures, 76 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 275.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 21.1ms, PartialOrderReductionTime: 185.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread1Thread1of1ForFork1 with 1 thread instances CFG has 13 procedures, 76 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 66.2ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.1ms, PartialOrderReductionTime: 47.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 13 procedures, 76 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 769495.3ms, OverallIterations: 38, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.4ms, PartialOrderReductionTime: 499063.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1450, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 494.3ms SsaConstructionTime, 2338.7ms SatisfiabilityAnalysisTime, 217270.2ms InterpolantComputationTime, 5752 NumberOfCodeBlocks, 5752 NumberOfCodeBlocksAsserted, 327 NumberOfCheckSat, 5676 ConstructedInterpolants, 0 QuantifiedInterpolants, 170505 SizeOfPredicates, 499 NumberOfNonLiveVariables, 11073 ConjunctsInSsa, 2971 ConjunctsInUnsatCore, 76 InterpolantComputations, 0 PerfectInterpolantSequences, 9520/30774 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