/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/word-trans.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 21:13:19,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 21:13:19,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 21:13:19,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 21:13:19,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 21:13:19,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 21:13:19,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 21:13:19,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 21:13:19,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 21:13:19,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 21:13:19,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 21:13:19,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 21:13:19,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 21:13:19,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 21:13:19,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 21:13:19,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 21:13:19,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 21:13:19,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 21:13:19,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 21:13:19,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 21:13:19,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 21:13:19,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 21:13:19,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 21:13:19,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 21:13:19,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-15 21:13:19,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 21:13:19,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 21:13:19,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 21:13:19,293 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2022-03-15 21:13:19,325 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 21:13:19,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 21:13:19,326 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 21:13:19,326 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 21:13:19,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 21:13:19,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 21:13:19,327 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 21:13:19,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 21:13:19,327 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 21:13:19,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 21:13:19,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 21:13:19,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 21:13:19,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 21:13:19,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 21:13:19,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 21:13:19,329 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 21:13:19,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 21:13:19,329 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 21:13:19,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 21:13:19,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 21:13:19,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 21:13:19,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 21:13:19,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 21:13:19,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 21:13:19,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 21:13:19,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-15 21:13:19,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 21:13:19,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 21:13:19,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 21:13:19,332 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2022-03-15 21:13:19,332 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2022-03-15 21:13:19,332 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 21:13:19,332 INFO L138 SettingsManager]: * Interpolant automaton=MCR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-15 21:13:19,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 21:13:19,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 21:13:19,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 21:13:19,577 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-15 21:13:19,579 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-15 21:13:19,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/word-trans.wvr.bpl [2022-03-15 21:13:19,580 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/word-trans.wvr.bpl' [2022-03-15 21:13:19,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 21:13:19,606 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-15 21:13:19,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 21:13:19,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 21:13:19,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 21:13:19,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 09:13:19" (1/1) ... [2022-03-15 21:13:19,624 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 09:13:19" (1/1) ... [2022-03-15 21:13:19,634 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-15 21:13:19,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 21:13:19,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 21:13:19,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 21:13:19,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 21:13:19,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 09:13:19" (1/1) ... [2022-03-15 21:13:19,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 09:13:19" (1/1) ... [2022-03-15 21:13:19,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 09:13:19" (1/1) ... [2022-03-15 21:13:19,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 09:13:19" (1/1) ... [2022-03-15 21:13:19,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 09:13:19" (1/1) ... [2022-03-15 21:13:19,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 09:13:19" (1/1) ... [2022-03-15 21:13:19,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 09:13:19" (1/1) ... [2022-03-15 21:13:19,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 21:13:19,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 21:13:19,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 21:13:19,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 21:13:19,653 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 09:13:19" (1/1) ... [2022-03-15 21:13:19,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 21:13:19,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 21:13:19,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-15 21:13:19,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-15 21:13:19,716 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-15 21:13:19,716 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-15 21:13:19,716 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-15 21:13:19,716 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-15 21:13:19,716 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-15 21:13:19,716 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-15 21:13:19,717 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-15 21:13:19,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 21:13:19,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 21:13:19,717 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-15 21:13:19,717 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-15 21:13:19,717 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-15 21:13:19,718 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 21:13:19,764 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 21:13:19,765 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 21:13:19,949 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 21:13:19,988 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 21:13:19,988 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-03-15 21:13:19,990 INFO L202 PluginConnector]: Adding new model word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 09:13:19 BoogieIcfgContainer [2022-03-15 21:13:19,990 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 21:13:19,992 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 21:13:19,992 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 21:13:19,995 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 21:13:19,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.03 09:13:19" (1/2) ... [2022-03-15 21:13:19,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ebac2f1 and model type word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 09:13:19, skipping insertion in model container [2022-03-15 21:13:19,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 09:13:19" (2/2) ... [2022-03-15 21:13:19,997 INFO L111 eAbstractionObserver]: Analyzing ICFG word-trans.wvr.bpl [2022-03-15 21:13:20,001 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 21:13:20,001 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-15 21:13:20,001 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-15 21:13:20,001 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 21:13:20,036 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-15 21:13:20,081 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 21:13:20,090 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 21:13:20,090 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-15 21:13:20,101 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 21:13:20,112 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 32 places, 28 transitions, 80 flow [2022-03-15 21:13:20,118 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 32 places, 28 transitions, 80 flow [2022-03-15 21:13:20,120 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 32 places, 28 transitions, 80 flow [2022-03-15 21:13:20,158 INFO L129 PetriNetUnfolder]: 6/25 cut-off events. [2022-03-15 21:13:20,158 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-03-15 21:13:20,161 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38 conditions, 25 events. 6/25 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 32 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 21. Up to 2 conditions per place. [2022-03-15 21:13:20,190 INFO L116 LiptonReduction]: Number of co-enabled transitions 210 [2022-03-15 21:13:20,444 INFO L131 LiptonReduction]: Checked pairs total: 72 [2022-03-15 21:13:20,444 INFO L133 LiptonReduction]: Total number of compositions: 9 [2022-03-15 21:13:20,453 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 23 transitions, 70 flow [2022-03-15 21:13:20,480 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 54 states, 53 states have (on average 3.6037735849056602) internal successors, (191), 53 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:20,482 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 53 states have (on average 3.6037735849056602) internal successors, (191), 53 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:20,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-03-15 21:13:20,494 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 21:13:20,495 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 21:13:20,495 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 21:13:20,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 21:13:20,499 INFO L85 PathProgramCache]: Analyzing trace with hash 721924287, now seen corresponding path program 1 times [2022-03-15 21:13:20,517 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 21:13:20,519 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027710756] [2022-03-15 21:13:20,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:20,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 21:13:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:20,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:20,767 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 21:13:20,768 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027710756] [2022-03-15 21:13:20,768 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027710756] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 21:13:20,768 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 21:13:20,769 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 21:13:20,770 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1336539509] [2022-03-15 21:13:20,770 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 21:13:20,775 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 21:13:20,793 INFO L252 McrAutomatonBuilder]: Finished intersection with 23 states and 37 transitions. [2022-03-15 21:13:20,793 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 21:13:21,238 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [148#(or (<= 1 result_17) (<= (+ result_11 1) 0) (<= count_4 count_7)), 149#(or (<= (+ 2 count_7) count_1) (<= (+ result_11 1) 0) (<= count_4 count_7)), 151#(or (<= count_1 count_4) (<= 1 result_17) (<= count_4 count_7)), 152#(or (<= count_1 count_4) (<= (+ 2 count_7) count_1) (<= (+ result_14 1) 0)), 150#(or (<= count_1 count_4) (<= 1 result_17) (<= (+ result_14 1) 0))] [2022-03-15 21:13:21,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 21:13:21,240 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 21:13:21,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 21:13:21,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-03-15 21:13:21,259 INFO L87 Difference]: Start difference. First operand has 54 states, 53 states have (on average 3.6037735849056602) internal successors, (191), 53 states have internal predecessors, (191), 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) Second operand has 10 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 10 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:21,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 21:13:21,961 INFO L93 Difference]: Finished difference Result 279 states and 864 transitions. [2022-03-15 21:13:21,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 21:13:21,964 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 10 states have internal predecessors, (29), 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) Word has length 10 [2022-03-15 21:13:21,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 21:13:21,975 INFO L225 Difference]: With dead ends: 279 [2022-03-15 21:13:21,976 INFO L226 Difference]: Without dead ends: 275 [2022-03-15 21:13:21,977 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2022-03-15 21:13:21,980 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 131 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 21:13:21,980 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [131 Valid, 0 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 465 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 21:13:21,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2022-03-15 21:13:22,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 68. [2022-03-15 21:13:22,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 67 states have (on average 3.3582089552238807) internal successors, (225), 67 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:22,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 225 transitions. [2022-03-15 21:13:22,039 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 225 transitions. Word has length 10 [2022-03-15 21:13:22,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 21:13:22,040 INFO L470 AbstractCegarLoop]: Abstraction has 68 states and 225 transitions. [2022-03-15 21:13:22,040 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 10 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:22,040 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 225 transitions. [2022-03-15 21:13:22,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-15 21:13:22,041 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 21:13:22,041 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 21:13:22,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 21:13:22,042 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 21:13:22,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 21:13:22,043 INFO L85 PathProgramCache]: Analyzing trace with hash 904373505, now seen corresponding path program 1 times [2022-03-15 21:13:22,043 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 21:13:22,044 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017567115] [2022-03-15 21:13:22,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:22,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 21:13:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:22,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:22,106 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 21:13:22,106 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017567115] [2022-03-15 21:13:22,106 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017567115] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 21:13:22,106 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 21:13:22,106 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 21:13:22,106 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1373393470] [2022-03-15 21:13:22,107 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 21:13:22,107 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 21:13:22,109 INFO L252 McrAutomatonBuilder]: Finished intersection with 30 states and 52 transitions. [2022-03-15 21:13:22,109 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 21:13:22,513 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [603#(or (<= count_1 count_4) (<= (+ 2 count_7) count_1) (<= (+ result_14 1) 0)), 601#(or (<= (+ 2 count_7) count_1) (<= (+ result_11 1) 0) (<= count_4 count_7)), 604#(or (<= count_1 count_4) (<= count_4 count_7)), 602#(or (<= count_1 count_4) (<= (+ result_14 1) 0)), 600#(or (<= (+ result_11 1) 0) (<= count_4 count_7))] [2022-03-15 21:13:22,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 21:13:22,514 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 21:13:22,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 21:13:22,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-03-15 21:13:22,515 INFO L87 Difference]: Start difference. First operand 68 states and 225 transitions. Second operand has 10 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 10 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:22,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 21:13:22,830 INFO L93 Difference]: Finished difference Result 169 states and 525 transitions. [2022-03-15 21:13:22,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-15 21:13:22,830 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 10 states have internal predecessors, (33), 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) Word has length 11 [2022-03-15 21:13:22,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 21:13:22,832 INFO L225 Difference]: With dead ends: 169 [2022-03-15 21:13:22,832 INFO L226 Difference]: Without dead ends: 158 [2022-03-15 21:13:22,833 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2022-03-15 21:13:22,834 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 125 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 320 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 21:13:22,834 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [125 Valid, 0 Invalid, 332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 320 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 21:13:22,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2022-03-15 21:13:22,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 66. [2022-03-15 21:13:22,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 65 states have (on average 3.3846153846153846) internal successors, (220), 65 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:22,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 220 transitions. [2022-03-15 21:13:22,849 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 220 transitions. Word has length 11 [2022-03-15 21:13:22,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 21:13:22,850 INFO L470 AbstractCegarLoop]: Abstraction has 66 states and 220 transitions. [2022-03-15 21:13:22,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 10 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:22,850 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 220 transitions. [2022-03-15 21:13:22,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-15 21:13:22,853 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 21:13:22,853 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 21:13:22,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 21:13:22,860 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 21:13:22,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 21:13:22,861 INFO L85 PathProgramCache]: Analyzing trace with hash 311650516, now seen corresponding path program 1 times [2022-03-15 21:13:22,862 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 21:13:22,862 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932577829] [2022-03-15 21:13:22,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:22,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 21:13:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:22,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:22,947 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 21:13:22,947 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932577829] [2022-03-15 21:13:22,950 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932577829] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 21:13:22,951 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 21:13:22,951 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 21:13:22,951 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [750985342] [2022-03-15 21:13:22,951 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 21:13:22,952 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 21:13:22,954 INFO L252 McrAutomatonBuilder]: Finished intersection with 31 states and 55 transitions. [2022-03-15 21:13:22,955 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 21:13:23,324 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [931#(or (<= count_1 count_4) (<= 1 result_17) (not (= count_7 count_4))), 928#(or (<= count_1 count_4) (<= 1 result_17)), 929#(or (<= count_1 count_4) (<= (+ count_7 1) count_1)), 930#(or (<= 1 result_17) (<= (+ result_11 1) 0) (not (= count_7 count_4)))] [2022-03-15 21:13:23,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-15 21:13:23,325 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 21:13:23,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-15 21:13:23,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-03-15 21:13:23,326 INFO L87 Difference]: Start difference. First operand 66 states and 220 transitions. Second operand has 9 states, 8 states have (on average 3.875) internal successors, (31), 9 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:23,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 21:13:23,688 INFO L93 Difference]: Finished difference Result 167 states and 469 transitions. [2022-03-15 21:13:23,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-03-15 21:13:23,689 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 3.875) internal successors, (31), 9 states have internal predecessors, (31), 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) Word has length 11 [2022-03-15 21:13:23,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 21:13:23,690 INFO L225 Difference]: With dead ends: 167 [2022-03-15 21:13:23,690 INFO L226 Difference]: Without dead ends: 159 [2022-03-15 21:13:23,691 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2022-03-15 21:13:23,692 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 101 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 21:13:23,692 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [101 Valid, 0 Invalid, 370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 21:13:23,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-03-15 21:13:23,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 75. [2022-03-15 21:13:23,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 3.2432432432432434) internal successors, (240), 74 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:23,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 240 transitions. [2022-03-15 21:13:23,701 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 240 transitions. Word has length 11 [2022-03-15 21:13:23,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 21:13:23,701 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 240 transitions. [2022-03-15 21:13:23,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 3.875) internal successors, (31), 9 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:23,702 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 240 transitions. [2022-03-15 21:13:23,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-15 21:13:23,702 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 21:13:23,703 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 21:13:23,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-15 21:13:23,703 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 21:13:23,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 21:13:23,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1481138927, now seen corresponding path program 1 times [2022-03-15 21:13:23,704 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 21:13:23,704 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920568035] [2022-03-15 21:13:23,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:23,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 21:13:23,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:23,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:23,742 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 21:13:23,742 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920568035] [2022-03-15 21:13:23,742 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920568035] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 21:13:23,742 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 21:13:23,742 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 21:13:23,742 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [650302742] [2022-03-15 21:13:23,742 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 21:13:23,743 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 21:13:23,745 INFO L252 McrAutomatonBuilder]: Finished intersection with 30 states and 52 transitions. [2022-03-15 21:13:23,745 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 21:13:24,093 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [1276#(or (<= 1 result_17) (<= count_4 count_7)), 1275#(or (not (= count_4 count_1)) (<= (+ result_14 1) 0) (<= (+ count_7 1) count_1)), 1277#(or (<= (+ count_7 1) count_1) (<= count_4 count_7)), 1278#(or (not (= count_4 count_1)) (<= 1 result_17) (<= count_4 count_7)), 1274#(or (not (= count_4 count_1)) (<= 1 result_17) (<= (+ result_14 1) 0))] [2022-03-15 21:13:24,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 21:13:24,096 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 21:13:24,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 21:13:24,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-03-15 21:13:24,097 INFO L87 Difference]: Start difference. First operand 75 states and 240 transitions. Second operand has 10 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 10 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:24,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 21:13:24,561 INFO L93 Difference]: Finished difference Result 213 states and 566 transitions. [2022-03-15 21:13:24,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-15 21:13:24,562 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 10 states have internal predecessors, (34), 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) Word has length 11 [2022-03-15 21:13:24,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 21:13:24,563 INFO L225 Difference]: With dead ends: 213 [2022-03-15 21:13:24,563 INFO L226 Difference]: Without dead ends: 207 [2022-03-15 21:13:24,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=248, Unknown=0, NotChecked=0, Total=342 [2022-03-15 21:13:24,565 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 104 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 493 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 21:13:24,565 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [104 Valid, 0 Invalid, 514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 493 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 21:13:24,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2022-03-15 21:13:24,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 78. [2022-03-15 21:13:24,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 77 states have (on average 3.207792207792208) internal successors, (247), 77 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:24,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 247 transitions. [2022-03-15 21:13:24,573 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 247 transitions. Word has length 11 [2022-03-15 21:13:24,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 21:13:24,573 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 247 transitions. [2022-03-15 21:13:24,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 10 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:24,573 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 247 transitions. [2022-03-15 21:13:24,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-03-15 21:13:24,574 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 21:13:24,575 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 21:13:24,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-15 21:13:24,575 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 21:13:24,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 21:13:24,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1070788492, now seen corresponding path program 1 times [2022-03-15 21:13:24,579 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 21:13:24,580 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332307123] [2022-03-15 21:13:24,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:24,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 21:13:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:24,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:24,614 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 21:13:24,614 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332307123] [2022-03-15 21:13:24,614 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332307123] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 21:13:24,614 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 21:13:24,614 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 21:13:24,615 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1925730138] [2022-03-15 21:13:24,615 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 21:13:24,616 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 21:13:24,618 INFO L252 McrAutomatonBuilder]: Finished intersection with 41 states and 78 transitions. [2022-03-15 21:13:24,618 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 21:13:24,884 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [1677#(or (= count_4 count_1) (not (= count_7 count_1))), 1676#(not (= count_7 count_4)), 1678#(or (not (= count_7 count_4)) (= count_4 count_1)), 1675#(= count_4 count_1)] [2022-03-15 21:13:24,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-15 21:13:24,885 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 21:13:24,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-15 21:13:24,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-03-15 21:13:24,886 INFO L87 Difference]: Start difference. First operand 78 states and 247 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:25,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 21:13:25,007 INFO L93 Difference]: Finished difference Result 102 states and 268 transitions. [2022-03-15 21:13:25,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-15 21:13:25,011 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 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) Word has length 12 [2022-03-15 21:13:25,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 21:13:25,012 INFO L225 Difference]: With dead ends: 102 [2022-03-15 21:13:25,012 INFO L226 Difference]: Without dead ends: 71 [2022-03-15 21:13:25,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2022-03-15 21:13:25,013 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 78 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 21:13:25,013 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [78 Valid, 0 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 21:13:25,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2022-03-15 21:13:25,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 54. [2022-03-15 21:13:25,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 53 states have (on average 3.150943396226415) internal successors, (167), 53 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:25,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 167 transitions. [2022-03-15 21:13:25,017 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 167 transitions. Word has length 12 [2022-03-15 21:13:25,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 21:13:25,017 INFO L470 AbstractCegarLoop]: Abstraction has 54 states and 167 transitions. [2022-03-15 21:13:25,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:25,017 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 167 transitions. [2022-03-15 21:13:25,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-03-15 21:13:25,018 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 21:13:25,018 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 21:13:25,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-15 21:13:25,018 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 21:13:25,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 21:13:25,018 INFO L85 PathProgramCache]: Analyzing trace with hash 736167618, now seen corresponding path program 1 times [2022-03-15 21:13:25,022 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 21:13:25,023 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101476484] [2022-03-15 21:13:25,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:25,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 21:13:25,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:25,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:25,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 21:13:25,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101476484] [2022-03-15 21:13:25,068 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101476484] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 21:13:25,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 21:13:25,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 21:13:25,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [19062287] [2022-03-15 21:13:25,069 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 21:13:25,070 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 21:13:25,072 INFO L252 McrAutomatonBuilder]: Finished intersection with 41 states and 78 transitions. [2022-03-15 21:13:25,072 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 21:13:25,328 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [1904#(or (not (= count_4 count_1)) (= count_7 count_1)), 1903#(or (not (= count_4 count_1)) (not (= count_7 count_4))), 1902#(not (= count_4 count_1)), 1901#(not (= count_7 count_4))] [2022-03-15 21:13:25,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-15 21:13:25,329 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 21:13:25,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-15 21:13:25,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-03-15 21:13:25,330 INFO L87 Difference]: Start difference. First operand 54 states and 167 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:25,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 21:13:25,406 INFO L93 Difference]: Finished difference Result 62 states and 170 transitions. [2022-03-15 21:13:25,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-15 21:13:25,406 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 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) Word has length 12 [2022-03-15 21:13:25,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 21:13:25,407 INFO L225 Difference]: With dead ends: 62 [2022-03-15 21:13:25,407 INFO L226 Difference]: Without dead ends: 58 [2022-03-15 21:13:25,407 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2022-03-15 21:13:25,408 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 40 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 21:13:25,408 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [40 Valid, 0 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 21:13:25,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2022-03-15 21:13:25,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 54. [2022-03-15 21:13:25,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 53 states have (on average 2.830188679245283) internal successors, (150), 53 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:25,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 150 transitions. [2022-03-15 21:13:25,411 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 150 transitions. Word has length 12 [2022-03-15 21:13:25,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 21:13:25,411 INFO L470 AbstractCegarLoop]: Abstraction has 54 states and 150 transitions. [2022-03-15 21:13:25,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:25,412 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 150 transitions. [2022-03-15 21:13:25,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-03-15 21:13:25,412 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 21:13:25,412 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 21:13:25,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 21:13:25,413 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 21:13:25,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 21:13:25,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1345916766, now seen corresponding path program 1 times [2022-03-15 21:13:25,414 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 21:13:25,414 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004677160] [2022-03-15 21:13:25,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:25,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 21:13:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:25,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:25,483 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 21:13:25,483 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004677160] [2022-03-15 21:13:25,484 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004677160] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 21:13:25,484 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 21:13:25,484 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-15 21:13:25,484 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [508393147] [2022-03-15 21:13:25,484 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 21:13:25,485 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 21:13:25,491 INFO L252 McrAutomatonBuilder]: Finished intersection with 54 states and 109 transitions. [2022-03-15 21:13:25,491 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 21:13:27,468 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 21 new interpolants: [2088#(and (or (<= (+ result_14 len_2) (+ result_17 len_5)) break_10) (or (<= (+ result_14 result_11) result_17) (not break_10))), 2089#(and (or (not break_10) (<= (+ result_14 result_11 len_8) len_2)) (not break_16) (or break_10 (<= (+ result_14 len_8) len_5))), 2094#(and (not break_16) (or (not break_13) (not break_10) (<= (+ result_14 result_11 len_8) len_2)) (or (<= (+ result_11 len_5) len_2) break_13 (not break_10)) (or (not break_13) break_10 (<= (+ result_14 len_8) len_5))), 2095#(and (not break_13) (or (= len_2 (+ result_11 len_5)) (not break_10))), 2102#(and (not break_16) (<= (+ result_14 len_8) len_5)), 2105#(and (not break_16) (or (not break_13) (<= (+ result_14 len_8) len_5))), 2093#(and (or (<= (+ result_14 len_2) (+ result_17 len_5)) (not break_13) break_10) (or (<= (+ result_11 len_5) (+ result_17 len_8)) break_13 (not break_10)) (or (<= len_2 (+ result_17 len_8)) break_10 break_13) (or (<= (+ result_14 result_11) result_17) (not break_13) (not break_10))), 2108#(not break_16), 2100#(or (= (+ result_11 len_5 (* (- 1) len_2)) 0) (not break_10)), 2096#(<= (+ result_11 len_5) (+ result_17 len_8)), 2106#(not break_13), 2104#(and (or (<= (+ result_14 len_2) (+ result_17 len_5)) (not break_13)) (or (<= len_2 (+ result_17 len_8)) break_13)), 2090#(and (or (not break_10) (<= (+ result_14 result_11 len_8) len_2)) (or break_10 (<= (+ result_14 len_8) len_5))), 2092#(and (not break_16) (or (<= (+ result_11 len_5) len_2) break_13) (or (not break_13) (<= (+ result_14 result_11 len_8) len_2))), 2099#(and (not break_16) (or (<= (+ result_11 len_5) len_2) (not break_10))), 2098#(and (<= (+ result_11 len_5) len_2) (not break_16)), 2097#(and (or (<= (+ result_11 len_5) (+ result_17 len_8)) (not break_10)) (or (<= len_2 (+ result_17 len_8)) break_10)), 2101#(<= (+ result_14 len_2) (+ result_17 len_5)), 2107#(<= len_2 (+ result_17 len_8)), 2103#(<= (+ result_14 len_8) len_5), 2091#(and (or (<= (+ result_14 result_11) result_17) (not break_13)) (or (<= (+ result_11 len_5) (+ result_17 len_8)) break_13))] [2022-03-15 21:13:27,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 21:13:27,469 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 21:13:27,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 21:13:27,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=736, Unknown=0, NotChecked=0, Total=812 [2022-03-15 21:13:27,470 INFO L87 Difference]: Start difference. First operand 54 states and 150 transitions. Second operand has 29 states, 28 states have (on average 2.9642857142857144) internal successors, (83), 29 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:29,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 21:13:29,105 INFO L93 Difference]: Finished difference Result 241 states and 666 transitions. [2022-03-15 21:13:29,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 21:13:29,106 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 2.9642857142857144) internal successors, (83), 29 states have internal predecessors, (83), 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) Word has length 13 [2022-03-15 21:13:29,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 21:13:29,107 INFO L225 Difference]: With dead ends: 241 [2022-03-15 21:13:29,107 INFO L226 Difference]: Without dead ends: 237 [2022-03-15 21:13:29,108 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 23 SyntacticMatches, 3 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=437, Invalid=2215, Unknown=0, NotChecked=0, Total=2652 [2022-03-15 21:13:29,109 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 267 mSDsluCounter, 853 mSDsCounter, 0 mSdLazyCounter, 2134 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 2160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 2134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 21:13:29,109 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [267 Valid, 0 Invalid, 2160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 2134 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 21:13:29,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2022-03-15 21:13:29,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 99. [2022-03-15 21:13:29,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 2.86734693877551) internal successors, (281), 98 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:29,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 281 transitions. [2022-03-15 21:13:29,120 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 281 transitions. Word has length 13 [2022-03-15 21:13:29,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 21:13:29,121 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 281 transitions. [2022-03-15 21:13:29,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 2.9642857142857144) internal successors, (83), 29 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:29,121 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 281 transitions. [2022-03-15 21:13:29,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-15 21:13:29,126 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 21:13:29,127 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 21:13:29,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-15 21:13:29,127 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 21:13:29,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 21:13:29,128 INFO L85 PathProgramCache]: Analyzing trace with hash -1226666335, now seen corresponding path program 1 times [2022-03-15 21:13:29,129 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 21:13:29,129 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323980039] [2022-03-15 21:13:29,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:29,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 21:13:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:29,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:29,246 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 21:13:29,246 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323980039] [2022-03-15 21:13:29,246 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323980039] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 21:13:29,246 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1085790966] [2022-03-15 21:13:29,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:29,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 21:13:29,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 21:13:29,252 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 21:13:29,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-15 21:13:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:29,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2022-03-15 21:13:29,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 21:13:29,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:29,458 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 21:13:29,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:29,647 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1085790966] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-15 21:13:29,647 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-15 21:13:29,648 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7, 7] total 17 [2022-03-15 21:13:29,648 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [605969723] [2022-03-15 21:13:29,648 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 21:13:29,649 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 21:13:29,656 INFO L252 McrAutomatonBuilder]: Finished intersection with 67 states and 140 transitions. [2022-03-15 21:13:29,656 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 21:13:33,263 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 21 new interpolants: [2713#(or (<= len_2 0) (<= len_8 0) (< 0 len_5) (<= result_14 0)), 2697#(and (or (<= len_2 i_15) (not break_13) (not (< 0 result_14)) (<= len_8 i_15)) (or (not (< i_15 len_8)) break_13 (not (< i_15 len_2)) (not (< len_8 len_5)))), 2710#(and (or (< 0 len_2) (<= len_5 len_8)) (or (<= len_5 len_8) (< 0 len_5))), 2699#(and (or (<= len_2 i_15) (<= result_14 0) (<= len_8 i_15) (< i_9 len_5)) (or (<= len_2 i_15) (not break_10) (<= result_14 0) (<= len_8 i_15)) (or (<= len_2 i_15) (<= result_14 0) (< i_9 len_2) (<= len_8 i_15))), 2708#(and (or (< 0 len_2) (<= len_2 i_15) (<= result_14 0) (<= len_8 i_15)) (or (< 0 len_5) (<= len_2 i_15) (<= result_14 0) (<= len_8 i_15))), 2716#(or (<= len_2 0) (< 0 len_5) (not break_13)), 2715#(and (or (<= len_2 0) (<= len_5 1) (< i_9 len_2)) (or (<= len_2 0) (<= len_5 1) (< i_9 len_5)) (or (<= len_2 0) (<= len_5 1) (not break_10))), 2702#(<= len_5 len_8), 2703#(and (or (<= len_5 len_8) (not break_10)) (or (<= len_5 len_8) (< i_9 len_5)) (or (<= len_5 len_8) (< i_9 len_2))), 2696#(and (or break_13 (not (< len_8 len_5))) (or (not break_13) (not (< 0 result_14)))), 2700#(and (or (not break_13) (not (< 0 result_14)) (< i_9 len_5)) (or break_13 (not (< len_8 len_5)) (< i_9 len_5)) (or (not break_13) (not (< 0 result_14)) (< i_9 len_2)) (or break_13 (not break_10) (not (< len_8 len_5))) (or (not break_13) (not (< 0 result_14)) (not break_10)) (or break_13 (not (< len_8 len_5)) (< i_9 len_2))), 2698#(and (or (<= result_14 0) (< i_9 len_2)) (or (not break_10) (<= result_14 0)) (or (<= result_14 0) (< i_9 len_5))), 2712#(and (or (<= len_2 0) (<= len_8 0) (<= result_14 0) (< i_9 len_5)) (or (<= len_2 0) (<= len_8 0) (not break_10) (<= result_14 0)) (or (<= len_2 0) (<= len_8 0) (<= result_14 0) (< i_9 len_2))), 2705#(and (or (<= len_5 len_8) (<= len_2 i_15) (<= len_8 i_15) (< i_9 len_5)) (or (<= len_5 len_8) (<= len_2 i_15) (< i_9 len_2) (<= len_8 i_15)) (or (<= len_5 len_8) (<= len_2 i_15) (not break_10) (<= len_8 i_15))), 2711#(and (or (< 0 len_2) (not (< i_15 len_8)) (not (< i_15 len_2)) (not (< len_8 len_5))) (or (<= len_5 len_8) (< 0 len_5) (<= len_2 i_15) (<= len_8 i_15))), 2704#(or (<= len_5 len_8) (<= len_2 i_15) (<= len_8 i_15)), 2714#(and (or (<= len_2 0) (not break_13) (not break_10)) (or (<= len_2 0) (<= len_5 1) (< i_9 len_2)) (or (<= len_2 0) (<= len_5 1) (< i_9 len_5)) (or (<= len_2 0) (not break_13) (< i_9 len_5)) (or (<= len_2 0) (<= len_5 1) (not break_10))), 2709#(and (or (< 0 len_5) (<= len_2 i_15) (not break_13) (<= result_14 0) (<= len_8 i_15)) (or (not (< i_15 len_8)) (< 0 len_5) break_13 (not (< i_15 len_2)) (not (< len_8 len_5))) (or (< 0 len_2) (not (< i_15 len_8)) break_13 (not (< i_15 len_2)) (not (< len_8 len_5))) (or (< 0 len_2) (<= len_2 i_15) (not break_13) (<= result_14 0) (<= len_8 i_15))), 2701#(and (or (not (< i_15 len_8)) break_13 (not (< i_15 len_2)) (not break_10) (not (< len_8 len_5))) (or (not (< i_15 len_8)) break_13 (not (< i_15 len_2)) (not (< len_8 len_5)) (< i_9 len_5)) (or (<= len_2 i_15) (not break_13) (not (< 0 result_14)) (not break_10) (<= len_8 i_15)) (or (not (< i_15 len_8)) break_13 (not (< i_15 len_2)) (not (< len_8 len_5)) (< i_9 len_2)) (or (<= len_2 i_15) (not break_13) (not (< 0 result_14)) (< i_9 len_2) (<= len_8 i_15)) (or (<= len_2 i_15) (not break_13) (not (< 0 result_14)) (<= len_8 i_15) (< i_9 len_5))), 2706#(and (or (< 0 len_2) (<= result_14 0)) (or (< 0 len_5) (<= result_14 0))), 2707#(and (or (< 0 len_2) (not break_13) (<= result_14 0)) (or (<= len_5 len_8) (< 0 len_5) break_13) (or (< 0 len_2) (<= len_5 len_8) break_13) (or (< 0 len_5) (not break_13) (<= result_14 0)))] [2022-03-15 21:13:33,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 21:13:33,263 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 21:13:33,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 21:13:33,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=1325, Unknown=0, NotChecked=0, Total=1482 [2022-03-15 21:13:33,264 INFO L87 Difference]: Start difference. First operand 99 states and 281 transitions. Second operand has 29 states, 28 states have (on average 3.2857142857142856) internal successors, (92), 29 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:35,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 21:13:35,433 INFO L93 Difference]: Finished difference Result 236 states and 656 transitions. [2022-03-15 21:13:35,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 21:13:35,434 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 3.2857142857142856) internal successors, (92), 29 states have internal predecessors, (92), 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) Word has length 14 [2022-03-15 21:13:35,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 21:13:35,435 INFO L225 Difference]: With dead ends: 236 [2022-03-15 21:13:35,435 INFO L226 Difference]: Without dead ends: 222 [2022-03-15 21:13:35,436 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 43 SyntacticMatches, 11 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 768 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=506, Invalid=3154, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 21:13:35,437 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 213 mSDsluCounter, 613 mSDsCounter, 0 mSdLazyCounter, 1701 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 1701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 21:13:35,437 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [213 Valid, 0 Invalid, 1748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 1701 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 21:13:35,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2022-03-15 21:13:35,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 90. [2022-03-15 21:13:35,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 89 states have (on average 2.8764044943820224) internal successors, (256), 89 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:35,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 256 transitions. [2022-03-15 21:13:35,443 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 256 transitions. Word has length 14 [2022-03-15 21:13:35,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 21:13:35,443 INFO L470 AbstractCegarLoop]: Abstraction has 90 states and 256 transitions. [2022-03-15 21:13:35,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 3.2857142857142856) internal successors, (92), 29 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:35,444 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 256 transitions. [2022-03-15 21:13:35,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-15 21:13:35,444 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 21:13:35,444 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 21:13:35,463 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-03-15 21:13:35,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 21:13:35,656 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 21:13:35,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 21:13:35,656 INFO L85 PathProgramCache]: Analyzing trace with hash -1586367565, now seen corresponding path program 1 times [2022-03-15 21:13:35,657 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 21:13:35,657 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363719736] [2022-03-15 21:13:35,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:35,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 21:13:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:35,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:35,726 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 21:13:35,727 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363719736] [2022-03-15 21:13:35,727 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363719736] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 21:13:35,727 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1376591292] [2022-03-15 21:13:35,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:35,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 21:13:35,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 21:13:35,729 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 21:13:35,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-15 21:13:35,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:35,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-15 21:13:35,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 21:13:35,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:35,828 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 21:13:35,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:35,945 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1376591292] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-15 21:13:35,945 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-15 21:13:35,945 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 11 [2022-03-15 21:13:35,945 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1371007903] [2022-03-15 21:13:35,945 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 21:13:35,947 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 21:13:35,954 INFO L252 McrAutomatonBuilder]: Finished intersection with 69 states and 146 transitions. [2022-03-15 21:13:35,955 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 21:13:37,739 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [3274#(< 0 len_5), 3275#(and (or (<= len_5 i_12) (<= result_11 0) (not break_10)) (or (not (< i_12 len_5)) break_10 (< i_9 len_5))), 3273#(and (or break_10 (< i_9 len_5)) (or (not (< 0 result_11)) (not break_10))), 3277#(or (not (< i_12 len_5)) (< 0 len_5)), 3276#(and (or (not (< 0 result_11)) (<= len_5 0) (not break_10)) (or break_10 (<= len_5 0) (< i_9 len_5)))] [2022-03-15 21:13:37,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 21:13:37,740 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 21:13:37,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 21:13:37,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2022-03-15 21:13:37,740 INFO L87 Difference]: Start difference. First operand 90 states and 256 transitions. Second operand has 11 states, 10 states have (on average 5.4) internal successors, (54), 11 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:38,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 21:13:38,038 INFO L93 Difference]: Finished difference Result 143 states and 403 transitions. [2022-03-15 21:13:38,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-15 21:13:38,039 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 5.4) internal successors, (54), 11 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) Word has length 14 [2022-03-15 21:13:38,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 21:13:38,040 INFO L225 Difference]: With dead ends: 143 [2022-03-15 21:13:38,040 INFO L226 Difference]: Without dead ends: 110 [2022-03-15 21:13:38,040 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 51 SyntacticMatches, 25 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=97, Invalid=365, Unknown=0, NotChecked=0, Total=462 [2022-03-15 21:13:38,042 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 55 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 441 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 441 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 21:13:38,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [55 Valid, 0 Invalid, 448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 441 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 21:13:38,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2022-03-15 21:13:38,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 67. [2022-03-15 21:13:38,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 66 states have (on average 2.8484848484848486) internal successors, (188), 66 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:38,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 188 transitions. [2022-03-15 21:13:38,057 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 188 transitions. Word has length 14 [2022-03-15 21:13:38,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 21:13:38,057 INFO L470 AbstractCegarLoop]: Abstraction has 67 states and 188 transitions. [2022-03-15 21:13:38,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 5.4) internal successors, (54), 11 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:38,057 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 188 transitions. [2022-03-15 21:13:38,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-15 21:13:38,058 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 21:13:38,058 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 21:13:38,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-15 21:13:38,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-03-15 21:13:38,259 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 21:13:38,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 21:13:38,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1690969802, now seen corresponding path program 1 times [2022-03-15 21:13:38,260 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 21:13:38,260 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027237744] [2022-03-15 21:13:38,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:38,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 21:13:38,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:38,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:38,333 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 21:13:38,333 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027237744] [2022-03-15 21:13:38,333 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027237744] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 21:13:38,333 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1196379933] [2022-03-15 21:13:38,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:38,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 21:13:38,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 21:13:38,334 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 21:13:38,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-15 21:13:38,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:38,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2022-03-15 21:13:38,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 21:13:38,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:38,463 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 21:13:38,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:38,558 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1196379933] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 21:13:38,558 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 21:13:38,558 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2022-03-15 21:13:38,558 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [121392590] [2022-03-15 21:13:38,558 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 21:13:38,560 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 21:13:38,566 INFO L252 McrAutomatonBuilder]: Finished intersection with 67 states and 140 transitions. [2022-03-15 21:13:38,566 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 21:13:41,338 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 20 new interpolants: [3669#(or (<= 1 result_17) (<= 1 (+ result_17 len_8))), 3679#(or (<= len_2 0) (not break_16)), 3667#(and (or (<= len_2 i_9) (<= 1 result_17) (not break_13) (<= (+ result_14 1) result_17)) (or (<= len_2 i_9) (<= 1 result_17) (<= (+ i_12 1) (+ result_17 len_8)) break_13)), 3668#(and (or (<= len_2 0) (<= 1 result_17) (not break_13) (<= (+ result_14 1) result_17)) (or (<= len_2 0) (<= 1 result_17) (<= (+ i_12 1) (+ result_17 len_8)) break_13)), 3682#(and (or (<= (+ i_12 1) len_2) (<= len_2 i_9)) (or (<= len_2 i_9) (not break_13))), 3671#(or (<= len_2 0) (<= 1 result_17) (<= 1 (+ result_17 len_8))), 3678#(and (or (<= (+ len_8 1) len_2) (<= len_2 i_9) (<= 1 len_2)) (or (not break_16) (<= len_2 i_9))), 3666#(and (or (<= 1 result_17) (not break_13) (<= (+ result_14 1) result_17)) (or (<= 1 result_17) (<= (+ i_12 1) (+ result_17 len_8)) break_13)), 3670#(or (<= len_2 i_9) (<= 1 result_17) (<= 1 (+ result_17 len_8))), 3664#(or (<= len_2 i_9) (<= 1 result_17) (<= (+ result_14 1) result_17)), 3683#(and (or (<= len_2 0) (not break_13)) (or (<= len_2 0) (<= (+ i_12 1) len_2))), 3672#(and (or (<= (+ len_8 1) len_2) (not break_13) (<= (+ result_14 len_8 1) len_2)) (not break_16) (or (<= (+ len_8 1) len_2) (<= (+ i_12 1) len_2) break_13)), 3673#(and (or (<= (+ len_8 1) len_2) (<= len_2 i_9) (<= (+ result_14 len_8 1) len_2)) (or (not break_16) (<= len_2 i_9))), 3665#(or (<= len_2 0) (<= 1 result_17) (<= (+ result_14 1) result_17)), 3681#(or (<= (+ len_8 1) len_2) (<= len_2 0) (<= (+ result_14 len_8 1) len_2)), 3676#(and (or (<= len_2 0) (not break_16)) (or (<= (+ len_8 1) len_2) (<= len_2 0) (not break_13) (<= (+ result_14 len_8 1) len_2)) (or (<= (+ len_8 1) len_2) (<= len_2 0) (<= (+ i_12 1) len_2) break_13)), 3674#(and (or (not break_16) (<= len_2 i_9)) (or (<= (+ len_8 1) len_2) (<= (+ i_12 1) len_2) (<= len_2 i_9) break_13) (or (<= (+ len_8 1) len_2) (<= len_2 i_9) (not break_13) (<= (+ result_14 len_8 1) len_2))), 3677#(and (not break_16) (or (<= (+ len_8 1) len_2) (<= 1 len_2))), 3680#(or (<= (+ len_8 1) len_2) (<= len_2 i_9) (<= (+ result_14 len_8 1) len_2)), 3675#(and (or (<= len_2 0) (not break_16)) (or (<= (+ len_8 1) len_2) (<= len_2 0) (<= (+ result_14 len_8 1) len_2)))] [2022-03-15 21:13:41,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-03-15 21:13:41,338 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 21:13:41,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-03-15 21:13:41,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=1110, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 21:13:41,339 INFO L87 Difference]: Start difference. First operand 67 states and 188 transitions. Second operand has 28 states, 27 states have (on average 3.3333333333333335) internal successors, (90), 28 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:42,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 21:13:42,980 INFO L93 Difference]: Finished difference Result 167 states and 471 transitions. [2022-03-15 21:13:42,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 21:13:42,981 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 3.3333333333333335) internal successors, (90), 28 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) Word has length 14 [2022-03-15 21:13:42,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 21:13:42,982 INFO L225 Difference]: With dead ends: 167 [2022-03-15 21:13:42,982 INFO L226 Difference]: Without dead ends: 160 [2022-03-15 21:13:42,982 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 756 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=494, Invalid=2928, Unknown=0, NotChecked=0, Total=3422 [2022-03-15 21:13:42,983 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 183 mSDsluCounter, 746 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 2045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 21:13:42,983 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [183 Valid, 0 Invalid, 2045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 2012 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 21:13:42,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2022-03-15 21:13:42,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 112. [2022-03-15 21:13:42,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 111 states have (on average 2.891891891891892) internal successors, (321), 111 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:42,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 321 transitions. [2022-03-15 21:13:42,988 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 321 transitions. Word has length 14 [2022-03-15 21:13:42,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 21:13:42,989 INFO L470 AbstractCegarLoop]: Abstraction has 112 states and 321 transitions. [2022-03-15 21:13:42,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 3.3333333333333335) internal successors, (90), 28 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:42,989 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 321 transitions. [2022-03-15 21:13:42,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-03-15 21:13:42,990 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 21:13:42,990 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 21:13:43,015 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-15 21:13:43,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 21:13:43,212 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 21:13:43,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 21:13:43,213 INFO L85 PathProgramCache]: Analyzing trace with hash 880043189, now seen corresponding path program 1 times [2022-03-15 21:13:43,213 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 21:13:43,214 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277449770] [2022-03-15 21:13:43,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:43,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 21:13:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:43,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-15 21:13:43,255 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 21:13:43,255 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277449770] [2022-03-15 21:13:43,255 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277449770] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 21:13:43,256 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008361509] [2022-03-15 21:13:43,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:43,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 21:13:43,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 21:13:43,257 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 21:13:43,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-15 21:13:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:43,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-15 21:13:43,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 21:13:43,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:43,371 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 21:13:43,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:43,430 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2008361509] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 21:13:43,430 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 21:13:43,430 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 13 [2022-03-15 21:13:43,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [86646910] [2022-03-15 21:13:43,431 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 21:13:43,432 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 21:13:43,438 INFO L252 McrAutomatonBuilder]: Finished intersection with 83 states and 179 transitions. [2022-03-15 21:13:43,438 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 21:13:45,386 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [4225#(and (or (<= i_12 i_15) break_13 (<= len_8 i_15)) (or (not break_13) (<= len_8 i_15) (<= (+ result_14 len_8) i_15))), 4224#(and (or (not break_13) (<= (+ result_14 1) 0)) (or (< i_12 len_8) break_13)), 4226#(< 0 len_8), 4227#(or (<= 0 i_15) (<= len_8 i_15))] [2022-03-15 21:13:45,387 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 21:13:45,387 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 21:13:45,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 21:13:45,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2022-03-15 21:13:45,388 INFO L87 Difference]: Start difference. First operand 112 states and 321 transitions. Second operand has 10 states, 9 states have (on average 6.777777777777778) internal successors, (61), 10 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:45,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 21:13:45,682 INFO L93 Difference]: Finished difference Result 159 states and 452 transitions. [2022-03-15 21:13:45,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-15 21:13:45,683 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 6.777777777777778) internal successors, (61), 10 states have internal predecessors, (61), 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) Word has length 15 [2022-03-15 21:13:45,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 21:13:45,683 INFO L225 Difference]: With dead ends: 159 [2022-03-15 21:13:45,683 INFO L226 Difference]: Without dead ends: 130 [2022-03-15 21:13:45,684 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=91, Invalid=415, Unknown=0, NotChecked=0, Total=506 [2022-03-15 21:13:45,684 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 36 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 445 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 21:13:45,684 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 0 Invalid, 452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 445 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 21:13:45,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2022-03-15 21:13:45,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 86. [2022-03-15 21:13:45,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 85 states have (on average 2.8823529411764706) internal successors, (245), 85 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:45,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 245 transitions. [2022-03-15 21:13:45,688 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 245 transitions. Word has length 15 [2022-03-15 21:13:45,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 21:13:45,688 INFO L470 AbstractCegarLoop]: Abstraction has 86 states and 245 transitions. [2022-03-15 21:13:45,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 6.777777777777778) internal successors, (61), 10 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:45,688 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 245 transitions. [2022-03-15 21:13:45,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-03-15 21:13:45,689 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 21:13:45,689 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 21:13:45,713 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-15 21:13:45,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 21:13:45,911 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 21:13:45,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 21:13:45,912 INFO L85 PathProgramCache]: Analyzing trace with hash 520341959, now seen corresponding path program 1 times [2022-03-15 21:13:45,912 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 21:13:45,912 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152199996] [2022-03-15 21:13:45,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:45,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 21:13:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:45,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-15 21:13:45,958 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 21:13:45,958 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152199996] [2022-03-15 21:13:45,959 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152199996] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 21:13:45,959 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1464447491] [2022-03-15 21:13:45,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:45,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 21:13:45,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 21:13:45,960 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 21:13:45,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-15 21:13:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:45,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-15 21:13:45,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 21:13:46,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:46,055 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 21:13:46,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:46,113 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1464447491] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 21:13:46,113 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 21:13:46,113 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 10 [2022-03-15 21:13:46,113 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1051895790] [2022-03-15 21:13:46,113 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 21:13:46,115 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 21:13:46,123 INFO L252 McrAutomatonBuilder]: Finished intersection with 86 states and 188 transitions. [2022-03-15 21:13:46,123 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 21:13:47,820 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [4675#(or (<= len_2 i_9) (<= 1 len_2)), 4673#(or (<= len_2 0) (<= 1 result_17)), 4671#(or (<= len_2 i_9) (<= 1 result_17)), 4672#(and (or (not break_16) (<= len_2 i_9)) (or (<= len_2 i_9) (<= (+ i_15 1) len_2))), 4674#(and (or (<= len_2 0) (not break_16)) (or (<= len_2 0) (<= (+ i_15 1) len_2)))] [2022-03-15 21:13:47,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 21:13:47,821 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 21:13:47,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 21:13:47,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2022-03-15 21:13:47,821 INFO L87 Difference]: Start difference. First operand 86 states and 245 transitions. Second operand has 11 states, 10 states have (on average 6.1) internal successors, (61), 11 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:48,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 21:13:48,061 INFO L93 Difference]: Finished difference Result 129 states and 370 transitions. [2022-03-15 21:13:48,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-15 21:13:48,061 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 6.1) internal successors, (61), 11 states have internal predecessors, (61), 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) Word has length 15 [2022-03-15 21:13:48,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 21:13:48,062 INFO L225 Difference]: With dead ends: 129 [2022-03-15 21:13:48,062 INFO L226 Difference]: Without dead ends: 107 [2022-03-15 21:13:48,062 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 91 SyntacticMatches, 5 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=98, Invalid=322, Unknown=0, NotChecked=0, Total=420 [2022-03-15 21:13:48,063 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 51 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 362 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 21:13:48,063 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 0 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 362 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 21:13:48,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2022-03-15 21:13:48,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2022-03-15 21:13:48,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 106 states have (on average 2.8962264150943398) internal successors, (307), 106 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:48,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 307 transitions. [2022-03-15 21:13:48,066 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 307 transitions. Word has length 15 [2022-03-15 21:13:48,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 21:13:48,066 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 307 transitions. [2022-03-15 21:13:48,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 6.1) internal successors, (61), 11 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:13:48,066 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 307 transitions. [2022-03-15 21:13:48,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-03-15 21:13:48,067 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 21:13:48,067 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 21:13:48,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-15 21:13:48,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-03-15 21:13:48,272 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 21:13:48,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 21:13:48,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1049681576, now seen corresponding path program 1 times [2022-03-15 21:13:48,272 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 21:13:48,272 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67631952] [2022-03-15 21:13:48,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:48,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 21:13:48,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:48,624 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:48,624 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 21:13:48,624 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67631952] [2022-03-15 21:13:48,624 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67631952] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 21:13:48,624 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [331622061] [2022-03-15 21:13:48,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:13:48,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 21:13:48,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 21:13:48,626 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 21:13:48,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-15 21:13:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:13:48,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 23 conjunts are in the unsatisfiable core [2022-03-15 21:13:48,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 21:13:49,309 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-15 21:13:49,324 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 101 [2022-03-15 21:13:50,637 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-15 21:13:50,638 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 138 [2022-03-15 21:13:50,643 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 120 [2022-03-15 21:13:51,202 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:51,203 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 21:13:51,507 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 21:13:51,507 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 84 [2022-03-15 21:13:51,932 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 21:13:51,933 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 113 treesize of output 105 [2022-03-15 21:13:51,943 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 21:13:51,943 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 97 treesize of output 89 [2022-03-15 21:13:52,138 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:13:52,139 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [331622061] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 21:13:52,139 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 21:13:52,139 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 26 [2022-03-15 21:13:52,139 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [88077079] [2022-03-15 21:13:52,139 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 21:13:52,141 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 21:13:52,153 INFO L252 McrAutomatonBuilder]: Finished intersection with 107 states and 241 transitions. [2022-03-15 21:13:52,153 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 21:14:37,269 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 54 new interpolants: [5190#(and (or (<= (select array_6 0) (select array_0 0)) (not (< 0 len_2)) (= (+ result_14 1) 0) (< (select array_0 0) (select array_3 0)) (< 1 len_2) (not (< 0 len_5)) (= (+ len_2 1) len_5)) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= (select array_6 0) (select array_0 0)) (= (+ result_14 1) 0) (<= len_5 0)) (or (<= (select array_6 0) (select array_0 0)) (not (< 0 len_2)) (= (+ result_14 1) 0) (< (select array_0 0) (select array_3 0)) (< 1 len_5) (not (< 0 len_5))) (or (<= (select array_6 0) (select array_0 0)) (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) break_13 (< 1 len_5) (not (< 0 len_5))) (or (<= (select array_6 0) (select array_0 0)) (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) break_13 (< 1 len_2) (not (< 0 len_5)) (= (+ len_2 1) len_5)) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= (select array_6 0) (select array_0 0)) break_13 (<= len_5 0)) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (= (+ result_14 1) 0) (<= (+ (select array_6 0) 1) (select array_0 0)) (<= len_5 0) (= len_2 (+ len_5 1))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= (+ (select array_6 0) 1) (select array_0 0)) break_13 (<= len_5 0) (= len_2 (+ len_5 1)))), 5164#(and (or (= result_17 1) (not break_16) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (= 0 (+ result_11 1))) (or (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 break_16 (= 0 (+ result_11 1)) (<= (+ result_11 i_15) len_2))), 5178#(and (or (<= len_5 i_9) (= result_17 1) (not break_16) (<= len_2 i_9) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_13) (or (< (select array_0 i_9) (select array_3 i_9)) (= (+ result_14 1) 0) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_16 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= i_15 len_5)) (or (<= len_5 i_9) (<= len_2 i_9) (<= (+ i_15 1) len_2) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_13 break_16) (or (< (select array_0 i_9) (select array_3 i_9)) (= result_17 1) (not break_16) (= (+ result_14 1) 0) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (= (+ result_14 1) 0) (not (< i_9 len_2)) (< (select array_3 i_9) (select array_0 i_9)) (not (< i_9 len_5)) break_10 break_16 (< (+ i_9 1) len_5) (<= i_15 len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (= result_17 1) (not break_16) (= (+ result_14 1) 0) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (= result_17 1) (not break_16) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 break_13 (< (+ i_9 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (= result_17 1) (not break_16) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_13 (= (+ len_2 (* (- 1) len_5) 1) 0)) (or (<= len_5 i_9) (= result_17 1) (not break_16) (<= len_2 i_9) (= (+ result_14 1) 0) (<= (select array_0 i_9) (select array_3 i_9)) break_10) (or (<= len_5 i_9) (<= len_2 i_9) (<= (+ i_15 1) len_2) (= (+ result_14 1) 0) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_16) (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_13 break_16 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= i_15 len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_9 len_2)) (< (select array_3 i_9) (select array_0 i_9)) (not (< i_9 len_5)) break_10 break_13 break_16 (< (+ i_9 1) len_5) (<= i_15 len_5))), 5161#(and (or (not break_16) (= (+ result_14 1) 0) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (< i_9 len_2)) (or (not break_16) (= (+ result_14 1) 0) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (< i_9 len_5)) (or (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= (+ i_15 1) len_5) (< i_9 len_2)) (or (= (+ result_14 1) 0) (<= (select array_6 i_15) (select array_0 i_15)) break_10 (< i_9 len_5) (= (+ len_2 1) len_5)) (or (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) (= 0 (+ result_11 1)) (not break_10) (<= (+ result_11 i_15 1) len_2)) (or (not break_16) (= (+ result_14 1) 0) (= 0 (+ result_11 1)) (not break_10)) (or (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= (+ i_15 1) len_5) (< i_9 len_5)) (or (= (+ result_14 1) 0) (<= (select array_6 i_15) (select array_0 i_15)) (= 0 (+ result_11 1)) (not break_10)) (or (= (+ result_14 1) 0) (<= (select array_6 i_15) (select array_0 i_15)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (< i_9 len_2))), 5200#(and (or (< (select array_3 0) (select array_6 0)) (<= len_5 i_9) (<= len_2 i_9) (<= 1 result_17) (<= (select array_0 i_9) (select array_3 i_9)) break_10 (<= len_5 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (= result_17 1) (<= len_2 (+ result_17 len_5)) (< (select array_3 i_9) (select array_0 i_9)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (<= len_5 0) (<= len_2 len_5))), 5174#(and (or (< (select array_3 0) (select array_6 0)) (<= (select array_6 i_15) (select array_0 i_15)) (= 0 (+ result_11 1)) (<= len_5 0)) (or (< (select array_3 0) (select array_6 0)) (not break_16) (= 0 (+ result_11 1)) (<= len_5 0)) (or (< (select array_3 0) (select array_6 0)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= 0 (+ result_11 1)) (<= len_5 0) (<= (+ result_11 i_15 1) len_2))), 5195#(and (or (= result_17 1) (<= len_2 (+ result_17 len_5)) (< (select array_0 0) (select array_3 0)) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (< (select array_3 0) (select array_0 0)) (< 1 len_5) (<= len_2 len_5) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= 1 result_17) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (<= len_5 0))), 5186#(and (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= 1 result_17) break_13 (<= len_5 0)) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= 1 result_17) (= (+ result_14 1) 0) (<= len_5 0)) (or (= result_17 1) (<= len_2 (+ result_17 len_5)) (< (select array_0 0) (select array_3 0)) break_13 (< (select array_3 0) (select array_0 0)) (< 1 len_5) (<= len_2 len_5) (not (< 0 len_5))) (or (= result_17 1) (<= len_2 (+ result_17 len_5)) (= (+ result_14 1) 0) (< (select array_0 0) (select array_3 0)) (< (select array_3 0) (select array_0 0)) (< 1 len_5) (<= len_5 0) (<= len_2 len_5))), 5167#(and (or (= result_17 1) (not break_16) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 (= (+ len_2 (* (- 1) len_5) 1) 0) (< i_9 len_5)) (or (= result_17 1) (not break_16) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 (= (+ len_2 (* (- 1) len_5) 1) 0) (< i_9 len_2)) (or (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 break_16 (= 0 (+ result_11 1)) (<= (+ result_11 i_15) len_2) (not break_10)) (or (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 break_16 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= i_15 len_5) (< i_9 len_2)) (or (= result_17 1) (not break_16) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (= 0 (+ result_11 1)) (not break_10)) (or (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 break_16 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= i_15 len_5) (< i_9 len_5))), 5185#(and (or (< (select array_0 i_9) (select array_3 i_9)) (= (+ result_14 1) 0) (<= (select array_6 i_15) (select array_0 i_15)) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_13 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= (+ i_15 1) len_5)) (or (<= len_5 i_9) (<= len_2 i_9) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (<= (+ 2 i_15) len_2) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_13) (or (< (select array_0 i_9) (select array_3 i_9)) (not break_16) (= (+ result_14 1) 0) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5)) (or (<= len_5 i_9) (not break_16) (<= len_2 i_9) (= (+ result_14 1) 0) (<= (select array_0 i_9) (select array_3 i_9)) break_10) (or (< (select array_0 i_9) (select array_3 i_9)) (not break_16) (= (+ result_14 1) 0) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0)) (or (<= len_5 i_9) (<= len_2 i_9) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) (<= (+ 2 i_15) len_2) (<= (select array_0 i_9) (select array_3 i_9)) break_10) (or (< (select array_0 i_9) (select array_3 i_9)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_9 len_2)) (< (select array_3 i_9) (select array_0 i_9)) (not (< i_9 len_5)) break_10 break_13 (< (+ i_9 1) len_5) (<= (+ i_15 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (<= (select array_6 i_15) (select array_0 i_15)) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 break_13 (< (+ i_9 1) len_5)) (or (<= len_5 i_9) (<= len_2 i_9) (= (+ result_14 1) 0) (<= (select array_6 i_15) (select array_0 i_15)) (<= (select array_0 i_9) (select array_3 i_9)) break_10) (or (< (select array_0 i_9) (select array_3 i_9)) (not break_16) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_13 (= (+ len_2 (* (- 1) len_5) 1) 0)) (or (<= len_5 i_9) (<= len_2 i_9) (<= (select array_6 i_15) (select array_0 i_15)) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_13) (or (< (select array_0 i_9) (select array_3 i_9)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) (not (< i_9 len_2)) (< (select array_3 i_9) (select array_0 i_9)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (<= (+ i_15 1) len_5)) (or (<= len_5 i_9) (not break_16) (<= len_2 i_9) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_13) (or (< (select array_0 i_9) (select array_3 i_9)) (= (+ result_14 1) 0) (<= (select array_6 i_15) (select array_0 i_15)) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= (+ i_15 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (not break_16) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 break_13 (< (+ i_9 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (<= (select array_6 i_15) (select array_0 i_15)) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_13 (= (+ len_2 (* (- 1) len_5) 1) 0))), 5188#(and (or (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_0 0) (select array_3 0)) break_13 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= (+ i_15 1) len_5) (< 1 len_2) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (= (+ result_14 1) 0) (<= (select array_6 i_15) (select array_0 i_15)) (<= len_5 0)) (or (not (< 0 len_2)) (not break_16) (= (+ result_14 1) 0) (< (select array_0 0) (select array_3 0)) (= (+ len_2 (* (- 1) len_5) 1) 0) (< 1 len_2) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (<= (+ 2 i_15) len_2) break_13 (<= len_5 0)) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (not break_16) (= (+ result_14 1) 0) (<= len_5 0)) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) (<= (+ 2 i_15) len_2) (<= len_5 0)) (or (<= len_2 0) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_0 0) (select array_3 0)) break_13 (< (select array_3 0) (select array_0 0)) (< 1 len_5) (<= len_5 0) (<= (+ i_15 1) len_5)) (or (not (< 0 len_2)) (not break_16) (< (select array_0 0) (select array_3 0)) break_13 (= (+ len_2 (* (- 1) len_5) 1) 0) (< 1 len_2) (not (< 0 len_5))) (or (<= len_2 0) (< (select array_0 0) (select array_3 0)) (<= (select array_6 i_15) (select array_0 i_15)) break_13 (< 1 len_5) (<= len_5 0)) (or (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (<= (select array_6 i_15) (select array_0 i_15)) break_13 (= (+ len_2 (* (- 1) len_5) 1) 0) (< 1 len_2) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (not break_16) break_13 (<= len_5 0)) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= (select array_6 i_15) (select array_0 i_15)) break_13 (<= len_5 0)) (or (not 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result_14 1) 0) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= (+ i_15 1) len_5) (< i_9 len_5)) (or (not break_16) break_13 (= 0 (+ result_11 1)) (not break_10)) (or (<= (select array_6 i_15) (select array_0 i_15)) break_10 break_13 (< i_9 len_5) (= (+ len_2 1) len_5)) (or (= (+ result_14 1) 0) (<= (select array_6 i_15) (select array_0 i_15)) (= 0 (+ result_11 1)) (not break_10)) (or (= (+ result_14 1) 0) (<= (select array_6 i_15) (select array_0 i_15)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (< i_9 len_2)) (or (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) break_13 (= 0 (+ result_11 1)) (not break_10) (<= (+ result_11 i_15 1) len_2)) (or (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) break_10 break_13 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= (+ i_15 1) len_5) (< i_9 len_2))), 5205#(and (or (< (select array_3 0) (select array_6 0)) (not break_16) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_5 0) (< i_9 len_5)) (or (< (select array_3 0) (select array_6 0)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_5 0) (<= (+ i_15 1) len_5) (< i_9 len_2)) (or (< (select array_3 0) (select array_6 0)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= 0 (+ result_11 1)) (<= len_5 0) (not break_10) (<= (+ result_11 i_15 1) len_2)) (or (< (select array_3 0) (select array_6 0)) (<= (select array_6 i_15) (select array_0 i_15)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_5 0) (< i_9 len_2)) (or (< (select array_3 0) (select array_6 0)) (<= (select array_6 i_15) (select array_0 i_15)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_5 0) (< i_9 len_5)) (or (< (select array_3 0) (select array_6 0)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_5 0) (<= (+ i_15 1) len_5) (< i_9 len_5)) (or (< (select array_3 0) (select array_6 0)) (<= (select array_6 i_15) (select array_0 i_15)) (= 0 (+ result_11 1)) (<= len_5 0) (not break_10)) (or (< (select array_3 0) (select array_6 0)) (not break_16) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_5 0) (< i_9 len_2)) (or (< (select array_3 0) (select array_6 0)) (not break_16) (= 0 (+ result_11 1)) (<= len_5 0) (not break_10))), 5196#(and (or (= result_17 1) (not (< 0 len_2)) (not break_16) (< (select array_0 0) (select array_3 0)) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (< 1 len_5) (not (< 0 len_5))) (or (= result_17 1) (not (< 0 len_2)) (not break_16) (< (select array_0 0) (select array_3 0)) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (= (+ len_2 (* (- 1) len_5) 1) 0) (< 1 len_2) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (= result_17 1) (not break_16) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (<= len_5 0)) (or (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 break_16 (< (select array_3 0) (select array_0 0)) (<= i_15 len_5) (< 1 len_5) (not (< 0 len_5))) (or (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 break_16 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= i_15 len_5) (< 1 len_2) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 break_16 (<= len_5 0) (< i_15 len_2))), 5172#(or (< (select array_3 0) (select array_6 0)) (= result_17 1) (<= result_11 result_17) (<= result_11 0) (<= len_5 0)), 5182#(and (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (= (+ result_14 1) 0) (<= (select array_6 i_15) (select array_0 i_15)) (<= len_5 0)) (or (not (< 0 len_2)) (not break_16) (= (+ result_14 1) 0) (< (select array_0 0) (select array_3 0)) (= (+ len_2 (* (- 1) len_5) 1) 0) (< 1 len_2) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (not break_16) (= (+ result_14 1) 0) (<= len_5 0)) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) (<= (+ 2 i_15) len_2) (<= len_5 0)) (or (not (< 0 len_2)) (= (+ result_14 1) 0) (< (select array_0 0) (select array_3 0)) (<= (select array_6 i_15) (select array_0 i_15)) (= (+ len_2 (* (- 1) len_5) 1) 0) (< 1 len_2) (not (< 0 len_5))) (or (not (< 0 len_2)) (not break_16) (= (+ result_14 1) 0) (< (select array_0 0) (select array_3 0)) (< 1 len_5) (not (< 0 len_5))) (or (<= len_2 0) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) (< (select array_0 0) (select array_3 0)) (< (select array_3 0) (select array_0 0)) (< 1 len_5) (<= len_5 0) (<= (+ i_15 1) len_5)) (or (not (< 0 len_2)) (= (+ result_14 1) 0) (< (select array_0 0) (select array_3 0)) (<= (select array_6 i_15) (select array_0 i_15)) (< 1 len_5) (not (< 0 len_5))) (or (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) (< (select array_0 0) (select array_3 0)) (= (+ len_2 (* (- 1) len_5) 1) 0) (<= (+ i_15 1) len_5) (< 1 len_2) (not (< 0 len_5)))), 5177#(and (or (<= len_5 i_9) (<= len_2 i_9) (<= 1 result_17) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_13) (or (< (select array_0 i_9) (select array_3 i_9)) (= result_17 1) (<= len_2 (+ result_17 len_5)) (< (select array_3 i_9) (select array_0 i_9)) (not (< i_9 len_5)) break_10 break_13 (< (+ i_9 1) len_5) (<= len_2 len_5)) (or (<= len_5 i_9) (<= len_2 i_9) (<= 1 result_17) (= (+ result_14 1) 0) (<= (select array_0 i_9) (select array_3 i_9)) break_10) (or (< (select array_0 i_9) (select array_3 i_9)) (= result_17 1) (<= len_2 (+ result_17 len_5)) (= (+ result_14 1) 0) (< (select array_3 i_9) (select array_0 i_9)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (<= len_2 len_5))), 5175#(and (or (<= len_5 i_9) (<= len_2 i_9) (<= 1 result_17) (= (+ result_14 1) 0) (<= (select array_0 i_9) (select array_3 i_9)) break_10) (or (< (select array_0 i_9) (select array_3 i_9)) (= result_17 1) (<= len_2 (+ result_17 len_5)) (= (+ result_14 1) 0) (< (select array_3 i_9) (select array_0 i_9)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (<= len_2 len_5))), 5201#(and (or (< (select array_3 0) (select array_6 0)) break_10 break_16 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= i_15 len_5) (<= len_5 0) (< i_9 len_5)) (or (< (select array_3 0) (select array_6 0)) break_16 (= 0 (+ result_11 1)) (<= (+ result_11 i_15) len_2) (<= len_5 0) (not break_10)) (or (< (select array_3 0) (select array_6 0)) (= result_17 1) (not break_16) (= 0 (+ result_11 1)) (<= len_5 0) (not break_10)) (or (< (select array_3 0) (select array_6 0)) (= result_17 1) (not break_16) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_5 0) (< i_9 len_5)) (or (< (select array_3 0) (select array_6 0)) break_10 break_16 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= i_15 len_5) (<= len_5 0) (< i_9 len_2)) (or (< (select array_3 0) (select array_6 0)) (= result_17 1) (not break_16) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_5 0) (< i_9 len_2))), 5163#(or (= result_17 1) (<= result_11 result_17) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (<= result_11 0)), 5204#(and (or (< (select array_3 0) (select array_6 0)) (<= len_2 0) (< (select array_0 0) (select array_3 0)) break_16 (< (select array_3 0) (select array_0 0)) (<= i_15 len_5) (< 1 len_5) (<= len_5 0)) (or (< (select array_3 0) (select array_6 0)) (<= len_2 0) (= result_17 1) (not break_16) (< (select array_0 0) (select array_3 0)) (< 1 len_5) (<= len_5 0)) (or (< (select array_3 0) (select array_6 0)) (<= len_2 0) (= result_17 1) (not break_16) (< (select array_0 0) (select array_3 0)) (<= len_5 0) (< 1 len_2) (= (+ len_2 1) len_5)) (or (<= (select array_0 0) (select array_3 0)) (< (select array_3 0) (select array_6 0)) (<= len_2 0) (<= (+ i_15 1) len_2) break_16 (<= len_5 0)) (or (< (select array_3 0) (select array_6 0)) (<= len_2 0) (< (select array_0 0) (select array_3 0)) break_16 (<= i_15 len_5) (<= len_5 0) (< 1 len_2) (= (+ len_2 1) len_5)) (or (<= (select array_0 0) (select array_3 0)) (< (select array_3 0) (select array_6 0)) (<= len_2 0) (= result_17 1) (not break_16) (<= len_5 0))), 5166#(and (or (= result_17 1) (<= result_11 result_17) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (<= result_11 0) (not break_10)) (or (= result_17 1) (<= len_2 (+ result_17 len_5)) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 (<= len_2 len_5) (< i_9 len_5))), 5202#(and (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (= result_17 1) (not break_16) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_5 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_16 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= i_15 len_5) (<= len_5 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (not (< i_9 len_2)) (< (select array_3 i_9) (select array_0 i_9)) (not (< i_9 len_5)) break_10 break_16 (< (+ i_9 1) len_5) (<= i_15 len_5) (<= len_5 0)) (or (< (select array_3 0) (select array_6 0)) (<= len_5 i_9) (= result_17 1) (not break_16) (<= len_2 i_9) (<= (select array_0 i_9) (select array_3 i_9)) break_10 (<= len_5 0)) (or (< (select array_3 0) (select array_6 0)) (<= len_5 i_9) (<= len_2 i_9) (<= (+ i_15 1) len_2) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_16 (<= len_5 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (= result_17 1) (not break_16) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (<= len_5 0))), 5154#(and (or (= result_17 1) (<= result_11 result_17) (= (+ result_14 1) 0) (<= result_11 0)) (or (= result_17 1) (<= result_11 result_17) break_13 (<= result_11 0))), 5206#(and (or (< (select array_3 0) (select array_6 0)) (<= len_5 i_9) (not break_16) (<= len_2 i_9) (<= (select array_0 i_9) (select array_3 i_9)) break_10 (<= len_5 0)) (or (< (select array_3 0) (select array_6 0)) (<= len_5 i_9) (<= len_2 i_9) (<= (select array_6 i_15) (select array_0 i_15)) (<= (select array_0 i_9) (select array_3 i_9)) break_10 (<= len_5 0)) (or (< (select array_3 0) (select array_6 0)) (<= len_5 i_9) (<= len_2 i_9) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (<= (+ 2 i_15) len_2) (<= (select array_0 i_9) (select array_3 i_9)) break_10 (<= len_5 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (not break_16) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (<= len_5 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_9 len_2)) (< (select array_3 i_9) (select array_0 i_9)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (<= len_5 0) (<= (+ i_15 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (not break_16) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_5 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (<= (select array_6 i_15) (select array_0 i_15)) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (<= len_5 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (<= (select array_6 i_15) (select array_0 i_15)) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_5 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_5 0) (<= (+ i_15 1) len_5))), 5197#(and (or (not (< 0 len_2)) (not break_16) (< (select array_0 0) (select array_3 0)) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (= (+ len_2 (* (- 1) len_5) 1) 0) (< 1 len_2) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (<= (+ 2 i_15) len_2) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (<= len_5 0)) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= (select array_6 i_15) (select array_0 i_15)) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (<= len_5 0)) (or (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (<= (select array_6 i_15) (select array_0 i_15)) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (= (+ len_2 (* (- 1) len_5) 1) 0) (< 1 len_2) (not (< 0 len_5))) (or (<= len_2 0) (< (select array_0 0) (select array_3 0)) (<= (select array_6 i_15) (select array_0 i_15)) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (< 1 len_5) (<= len_5 0)) (or (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_0 0) (select array_3 0)) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= (+ i_15 1) len_5) (< 1 len_2) (not (< 0 len_5))) (or (<= len_2 0) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_0 0) (select array_3 0)) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (< (select array_3 0) (select array_0 0)) (< 1 len_5) (<= len_5 0) (<= (+ i_15 1) len_5)) (or (not (< 0 len_2)) (not break_16) (< (select array_0 0) (select array_3 0)) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (< 1 len_5) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (not break_16) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (<= len_5 0)))] [2022-03-15 21:14:37,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2022-03-15 21:14:37,275 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 21:14:37,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2022-03-15 21:14:37,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=208, Invalid=6272, Unknown=0, NotChecked=0, Total=6480 [2022-03-15 21:14:37,277 INFO L87 Difference]: Start difference. First operand 107 states and 307 transitions. Second operand has 65 states, 64 states have (on average 2.921875) internal successors, (187), 65 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:18:50,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 21:18:50,048 INFO L93 Difference]: Finished difference Result 683 states and 1749 transitions. [2022-03-15 21:18:50,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2022-03-15 21:18:50,049 INFO L78 Accepts]: Start accepts. Automaton has has 65 states, 64 states have (on average 2.921875) internal successors, (187), 65 states have internal predecessors, (187), 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) Word has length 16 [2022-03-15 21:18:50,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 21:18:50,052 INFO L225 Difference]: With dead ends: 683 [2022-03-15 21:18:50,052 INFO L226 Difference]: Without dead ends: 641 [2022-03-15 21:18:50,061 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 304 GetRequests, 51 SyntacticMatches, 16 SemanticMatches, 237 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15866 ImplicationChecksByTransitivity, 250.6s TimeCoverageRelationStatistics Valid=5127, Invalid=51755, Unknown=0, NotChecked=0, Total=56882 [2022-03-15 21:18:50,062 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 937 mSDsluCounter, 3674 mSDsCounter, 0 mSdLazyCounter, 11758 mSolverCounterSat, 885 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 937 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 12643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 885 IncrementalHoareTripleChecker+Valid, 11758 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2022-03-15 21:18:50,062 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [937 Valid, 0 Invalid, 12643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [885 Valid, 11758 Invalid, 0 Unknown, 0 Unchecked, 9.1s Time] [2022-03-15 21:18:50,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 641 states. [2022-03-15 21:18:50,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 641 to 163. [2022-03-15 21:18:50,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 162 states have (on average 2.95679012345679) internal successors, (479), 162 states have internal predecessors, (479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:18:50,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 479 transitions. [2022-03-15 21:18:50,072 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 479 transitions. Word has length 16 [2022-03-15 21:18:50,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 21:18:50,073 INFO L470 AbstractCegarLoop]: Abstraction has 163 states and 479 transitions. [2022-03-15 21:18:50,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 64 states have (on average 2.921875) internal successors, (187), 65 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 21:18:50,073 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 479 transitions. [2022-03-15 21:18:50,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-03-15 21:18:50,074 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 21:18:50,074 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 21:18:50,099 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-03-15 21:18:50,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 21:18:50,300 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-15 21:18:50,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 21:18:50,300 INFO L85 PathProgramCache]: Analyzing trace with hash 1819196391, now seen corresponding path program 2 times [2022-03-15 21:18:50,301 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 21:18:50,301 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509163253] [2022-03-15 21:18:50,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 21:18:50,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 21:18:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 21:18:50,560 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:18:50,560 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 21:18:50,560 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509163253] [2022-03-15 21:18:50,560 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509163253] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 21:18:50,560 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868923931] [2022-03-15 21:18:50,560 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 21:18:50,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 21:18:50,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 21:18:50,562 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 21:18:50,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-15 21:18:50,601 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-15 21:18:50,601 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 21:18:50,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 21 conjunts are in the unsatisfiable core [2022-03-15 21:18:50,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 21:18:50,804 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 76 [2022-03-15 21:18:51,238 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 84 [2022-03-15 21:18:51,241 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 74 [2022-03-15 21:18:51,354 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:18:51,355 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 21:18:51,581 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 21:18:51,582 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 85 [2022-03-15 21:18:51,841 INFO L353 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-03-15 21:18:51,841 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 97 treesize of output 84 [2022-03-15 21:18:51,844 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 59 [2022-03-15 21:18:51,851 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 21:18:51,851 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [868923931] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 21:18:51,851 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 21:18:51,851 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 27 [2022-03-15 21:18:51,851 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [452076162] [2022-03-15 21:18:51,851 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 21:18:51,853 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 21:18:51,867 INFO L252 McrAutomatonBuilder]: Finished intersection with 128 states and 294 transitions. [2022-03-15 21:18:51,867 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 21:19:48,696 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 54 new interpolants: [6697#(and (or (< (select array_0 i_9) (select array_3 i_9)) (not (< 0 len_8)) (not (< i_9 len_2)) (<= len_2 i_15) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_16 (= (+ len_2 (* (- 1) len_5) 1) 0) (not (< (select array_6 0) (select array_3 0))) (<= (+ len_8 1) i_15) (not (< 0 len_5))) (or (< (select array_3 0) (select array_6 0)) (<= len_5 i_9) (not (< 0 len_8)) (<= len_2 i_9) (< (select array_6 0) (select array_3 0)) (< 1 len_8) (<= len_2 i_15) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_16 (<= len_5 i_15) (not (< 0 len_5))) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (<= len_8 0) (not (< i_9 len_2)) (<= len_2 i_15) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_16 (= len_8 (+ len_5 1)) (< 1 len_5) (<= len_5 0) (= (+ len_2 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (<= len_8 0) (< (select array_6 0) (select array_3 0)) (< 1 len_8) (not (< i_9 len_2)) (<= len_2 i_15) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_16 (<= len_5 0) (= (+ len_2 1) len_5)) (or (< (select array_3 0) (select array_6 0)) (<= len_5 i_9) (not (< 0 len_8)) (<= len_2 i_9) (<= len_2 i_15) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_16 (= len_8 (+ len_5 1)) (< 1 len_5) (<= len_5 i_15) (not (< 0 len_5))) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (<= len_5 i_9) (not (< 0 len_8)) (<= len_2 i_9) (< (select array_6 0) (select array_3 0)) (< 1 len_8) break_10 break_16 (< (+ i_9 1) len_5) (<= len_5 i_15) (not (< 0 len_5))) (or (< (select array_0 i_9) (select array_3 i_9)) (<= len_8 0) (<= (select array_3 0) (select array_6 0)) (not (< i_9 len_2)) (<= len_2 i_15) (not (< i_9 len_5)) break_10 break_16 (< (+ i_9 1) len_5) (<= len_5 0) (<= (+ len_8 1) i_15)) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (<= len_8 0) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 break_16 (< (+ i_9 1) len_5) (= len_8 (+ len_5 1)) (< 1 len_5) (<= len_5 0) (<= len_5 i_15)) (or (<= len_5 i_9) (not (< 0 len_8)) (<= len_2 i_9) (<= len_2 i_15) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_16 (not (< (select array_6 0) (select array_3 0))) (<= (+ len_8 1) i_15) (not (< 0 len_5)))), 6722#(and (or (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (< 1 len_2) (= i_12 0) (not (< 0 len_5)) (= (+ len_2 1) len_5)) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= len_5 0) (= i_12 0)) (or (<= (+ (select array_3 i_12) 1) (select array_0 0)) (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (not break_13) (< 1 len_5) (not (< 0 len_5))) (or (<= (+ (select array_3 i_12) 1) (select array_0 0)) (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (not break_13) (< 1 len_2) (not (< 0 len_5)) (= (+ len_2 1) len_5)) (or (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (< 1 len_5) (= i_12 0) (not (< 0 len_5)))), 6721#(and (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (= i_12 0)) (or (<= len_5 i_9) (<= (+ (select array_3 i_12) 1) (select array_0 0)) (<= len_2 i_9) (<= len_2 1) (<= (select array_0 i_9) (select array_3 i_9)) (<= len_5 1) break_10) (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (= i_12 0)) (or (<= len_5 i_9) (<= (+ (select array_3 i_12) 1) (select array_0 0)) (<= len_2 i_9) (not break_13) (<= (select array_0 i_9) (select array_3 i_9)) break_10) (or (<= len_5 i_9) (<= len_2 i_9) (<= (select array_0 i_9) (select array_3 i_9)) break_10 (= i_12 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (<= (+ (select array_3 i_12) 1) (select array_0 0)) (not (< i_9 len_2)) (<= len_5 1) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (<= (+ (select array_3 i_12) 1) (select array_0 0)) (not (< i_9 len_2)) (not break_13) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0)) (or (<= len_5 i_9) (<= len_2 i_9) (<= (select array_0 i_9) (select array_3 i_9)) break_10 (<= (select array_3 i_12) (select array_0 0))) (or (< (select array_0 i_9) (select array_3 i_9)) (<= (+ (select array_3 i_12) 1) (select array_0 0)) (not (< i_9 len_2)) (not break_13) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (<= (select array_3 i_12) (select array_0 0)) (= (+ len_2 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (<= (select array_3 i_12) (select array_0 0))) (or (< (select array_0 i_9) (select array_3 i_9)) (<= (+ (select array_3 i_12) 1) (select array_0 0)) (<= len_2 1) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (= (+ len_2 1) len_5))), 6709#(and (or (< (select array_0 i_9) (select array_3 i_9)) (< i_12 len_8) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_13 (<= len_2 (+ i_15 1)) (= len_8 (+ len_5 1)) (= (+ len_2 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (< i_12 len_5) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_13 (<= len_2 (+ i_15 1)) (= len_8 (+ len_5 1)) (= (+ len_2 1) len_5)) (or (<= len_5 i_9) (<= len_2 i_9) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) (not break_13) (<= (select array_0 i_9) (select array_3 i_9)) break_10 (<= len_2 (+ i_15 1)) (<= (+ result_14 len_8) (+ i_15 1))) (or (< (select array_0 i_9) (select array_3 i_9)) (< i_12 len_8) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 break_13 (< (+ i_9 1) len_5) (= len_8 (+ len_5 1)) (<= len_5 (+ i_15 1))) (or (< (select array_0 i_9) (select array_3 i_9)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) (not (< i_9 len_2)) (not break_13) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_2 (+ i_15 1)) (<= (+ result_14 len_8) (+ i_15 1))) (or (<= len_5 i_9) (< i_12 len_5) (<= len_2 i_9) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_13 (<= len_2 (+ i_15 1)) (= len_8 (+ len_5 1)) (<= len_5 (+ i_15 1))) (or (< (select array_0 i_9) (select array_3 i_9)) (< i_12 len_5) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 break_13 (< (+ i_9 1) len_5) (= len_8 (+ len_5 1)) (<= len_5 (+ i_15 1))) (or (< (select array_0 i_9) (select array_3 i_9)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) (not (< i_9 len_2)) (not break_13) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (<= len_2 (+ i_15 1)) (<= (+ result_14 len_8) (+ i_15 1))) (or (<= len_5 i_9) (< i_12 len_8) (<= len_2 i_9) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_13 (<= len_2 (+ i_15 1)) (= len_8 (+ len_5 1)) (<= len_5 (+ i_15 1)))), 6725#(and (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (<= len_8 0) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (= len_8 (+ len_5 1)) (< 1 len_5) (<= len_5 0) (<= len_5 (+ i_15 1))) (or (< (select array_0 i_9) (select array_3 i_9)) (not (< 0 len_8)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_2 (+ i_15 1)) (not (< (select array_6 0) (select array_3 0))) (<= len_8 i_15) (not (< 0 len_5))) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (<= len_8 0) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_6 0) (select array_3 0)) (< 1 len_8) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (<= len_5 0) (<= len_5 (+ i_15 1))) (or (< (select array_3 0) (select array_6 0)) (<= len_8 0) (<= len_5 i_9) (<= len_2 i_9) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (<= (select array_0 i_9) (select array_3 i_9)) break_10 (<= len_2 (+ i_15 1)) (= len_8 (+ len_5 1)) (< 1 len_5) (<= len_5 0) (<= len_5 (+ i_15 1))) (or (< (select array_3 0) (select array_6 0)) (<= len_5 i_9) (not (< 0 len_8)) (<= len_2 i_9) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_6 0) (select array_3 0)) (< 1 len_8) (<= (select array_0 i_9) (select array_3 i_9)) break_10 (<= len_2 (+ i_15 1)) (not (< 0 len_5)) (<= len_5 (+ i_15 1))) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (<= len_5 i_9) (not (< 0 len_8)) (<= len_2 i_9) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_6 0) (select array_3 0)) (< 1 len_8) (< (+ i_9 1) len_2) break_10 (<= len_2 (+ i_15 1)) (not (< 0 len_5)) (= (+ len_2 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (not (< 0 len_8)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (<= len_2 (+ i_15 1)) (= len_8 (+ len_5 1)) (< 1 len_5) (not (< 0 len_5)) (= (+ len_2 1) len_5)) (or (<= len_5 i_9) (not (< 0 len_8)) (<= len_2 i_9) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (<= (select array_0 i_9) (select array_3 i_9)) break_10 (<= len_2 (+ i_15 1)) (not (< (select array_6 0) (select array_3 0))) (<= len_8 i_15) (not (< 0 len_5))) (or (< (select array_0 i_9) (select array_3 i_9)) (<= len_8 0) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (<= (select array_3 0) (select array_6 0)) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (<= len_2 (+ i_15 1)) (<= len_5 0) (<= len_8 i_15))), 6723#(and (or (not (< 0 len_8)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= 0 (+ result_11 1)) (<= len_2 (+ i_15 1)) (not (< (select array_6 0) (select array_3 0))) (<= len_8 i_15) (not (< 0 len_5))) (or (< (select array_3 0) (select array_6 0)) (not (< 0 len_8)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_6 0) (select array_3 0)) (< 1 len_8) (= 0 (+ result_11 1)) (<= len_2 (+ i_15 1)) (not (< 0 len_5)) (<= len_5 (+ i_15 1))) (or (< (select array_3 0) (select array_6 0)) (not (< 0 len_8)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ len_5 1 (* (- 1) len_8)) 0) (= 0 (+ result_11 1)) (<= len_2 (+ i_15 1)) (< 1 len_5) (not (< 0 len_5)) (<= len_5 (+ i_15 1)))), 6686#(and (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (<= len_8 0) (< 1 len_8) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (<= len_5 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (<= len_8 0) (<= (select array_3 0) (select array_6 0)) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (<= len_5 0)) (or (<= len_8 0) (<= len_5 i_9) (<= len_2 i_9) (<= (select array_3 0) (select array_6 0)) (<= (select array_0 i_9) (select array_3 i_9)) break_10 (<= len_5 0)) (or (< (select array_3 0) (select array_6 0)) (<= len_8 0) (<= len_5 i_9) (<= len_2 i_9) (< 1 len_8) (<= (select array_0 i_9) (select array_3 i_9)) break_10 (<= len_5 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (< (select array_3 0) (select array_6 0)) (not (< 0 len_8)) (< 1 len_8) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (not (< 0 len_5)) (= (+ len_2 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (not (< 0 len_8)) (not (< i_9 len_2)) (< (+ i_9 1) 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len_5)) (= (+ len_5 1 (* (- 1) len_8)) 0) (<= len_2 i_15) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 break_16 (= (+ len_2 (* (- 1) len_5) 1) 0) (< i_9 len_2) (<= len_5 i_15)) (or (not (< i_12 len_5)) (<= len_2 i_15) (not (< i_12 len_8)) break_13 break_16 (= 0 (+ result_11 1)) (not (< (select array_6 i_12) (select array_3 i_12))) (not break_10) (<= (+ len_8 1) i_15)) (or (< (+ i_12 1) len_5) (not (< i_12 len_5)) (= (+ len_5 1 (* (- 1) len_8)) 0) (<= len_2 i_15) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 break_16 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_5 i_15) (< i_9 len_5)) (or (not (< i_12 len_5)) (< (select array_6 i_12) (select array_3 i_12)) (<= len_2 i_15) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 break_16 (< i_9 len_2) (< (+ i_12 1) len_8) (<= len_5 i_15) (= (+ len_2 1) len_5)) (or (< (+ i_12 1) len_5) (not (< i_12 len_5)) (= (+ len_5 1 (* (- 1) len_8)) 0) (<= len_2 i_15) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 break_16 (= 0 (+ result_11 1)) (not break_10) (<= len_5 i_15)) (or (not (< i_12 len_5)) (<= len_2 i_15) (not (< i_12 len_8)) break_10 break_13 break_16 (not (< (select array_6 i_12) (select array_3 i_12))) (= (+ len_2 (* (- 1) len_5) 1) 0) (<= (+ len_8 1) i_15) (< i_9 len_5))), 6674#(and (or (not break_13) (= 0 (+ result_11 1)) (<= (+ result_14 1) 0)) (or (< i_12 len_8) break_13 (= 0 (+ result_11 1)) (<= (+ len_5 1) len_8))), 6711#(and (or (< (select array_0 i_9) (select array_3 i_9)) (<= (+ (select array_6 0) 1) (select array_0 0)) (not (< i_9 len_2)) (<= len_5 1) (not (< i_9 len_5)) break_10 break_13 (< (+ i_9 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (= (+ result_14 1) 0) (<= (+ (select array_6 0) 1) (select array_0 0)) (not (< i_9 len_2)) (not break_13) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5)) (or (<= len_5 i_9) (<= len_2 i_9) (<= len_2 1) (<= (+ (select array_6 0) 1) (select array_0 0)) (<= (select array_0 i_9) (select array_3 i_9)) (<= len_5 1) break_10 break_13) (or (<= len_5 i_9) (<= len_2 i_9) (= (+ result_14 1) 0) (<= (+ (select array_6 0) 1) (select array_0 0)) (not break_13) (<= (select array_0 i_9) (select array_3 i_9)) break_10) (or (< (select array_0 i_9) (select array_3 i_9)) (<= len_2 1) (<= (+ (select array_6 0) 1) (select array_0 0)) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_13 (= (+ len_2 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (= (- 1) result_14) (<= (+ (select array_6 0) 1) (select array_0 0)) (not (< i_9 len_2)) (not break_13) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0))), 6726#(and (or (< (select array_3 0) (select array_6 0)) (<= len_2 0) (<= len_8 0) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_0 0) (select array_3 0)) (< 1 len_8) (<= len_2 (+ i_15 1)) (<= len_5 0) (< 1 len_2) (= (+ len_2 1) len_5)) (or (not (< 0 len_8)) (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_0 0) (select array_3 0)) (<= len_2 (+ i_15 1)) (< 1 len_5) (not (< (select array_6 0) (select array_3 0))) (<= len_8 i_15) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (< (select array_3 0) (select array_6 0)) (<= len_2 0) (<= len_8 0) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_6 0) (select array_3 0)) (< 1 len_8) (<= len_2 (+ i_15 1)) (<= len_5 0) (<= len_5 (+ i_15 1))) (or (< (select array_3 0) (select array_6 0)) (not (< 0 len_8)) (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_0 0) (select array_3 0)) (= len_8 (+ len_5 1)) (< 1 len_5) (not (< 0 len_5)) (<= len_5 (+ i_15 1))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= len_8 0) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (<= (select array_3 0) (select array_6 0)) (<= len_2 (+ i_15 1)) (<= len_5 0) (<= len_8 i_15)) (or (not (< 0 len_8)) (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_0 0) (select array_3 0)) (<= len_2 (+ i_15 1)) (not (< (select array_6 0) (select array_3 0))) (< 1 len_2) (not (< 0 len_5)) (= (+ len_2 1) len_5))), 6714#(and (or (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) (< (select array_0 0) (select array_3 0)) (not break_13) (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_2 (+ i_15 1)) (<= (+ result_14 len_8) (+ i_15 1)) (< 1 len_2) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) (not break_13) (<= len_2 (+ i_15 1)) (<= len_5 0) (<= (+ result_14 len_8) (+ i_15 1))) (or (< i_12 len_8) (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ len_5 1 (* (- 1) len_8)) 0) (< (select array_0 0) (select array_3 0)) break_13 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_2 (+ i_15 1)) (< 1 len_2) (not (< 0 len_5))) (or (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) (< (select array_0 0) (select array_3 0)) (not break_13) (<= len_2 (+ i_15 1)) (< 1 len_5) (<= (+ result_14 len_8) (+ i_15 1)) (not (< 0 len_5))) (or (< i_12 len_8) (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ len_5 1 (* (- 1) len_8)) 0) (< (select array_0 0) (select array_3 0)) break_13 (< 1 len_5) (not (< 0 len_5)) (<= len_5 (+ i_15 1))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (< i_12 len_5) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) break_13 (<= len_2 (+ i_15 1)) (= len_8 (+ len_5 1)) (<= len_5 0) (<= len_5 (+ i_15 1))) (or (< i_12 len_5) (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ len_5 1 (* (- 1) len_8)) 0) (< (select array_0 0) (select array_3 0)) break_13 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_2 (+ i_15 1)) (< 1 len_2) (not (< 0 len_5))) (or (< i_12 len_5) (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_0 0) (select array_3 0)) break_13 (= len_8 (+ len_5 1)) (< 1 len_5) (not (< 0 len_5)) (<= len_5 (+ i_15 1))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (< i_12 len_8) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) break_13 (<= len_2 (+ i_15 1)) (= len_8 (+ len_5 1)) (<= len_5 0) (<= len_5 (+ i_15 1)))), 6677#(and (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_9 len_2)) (not break_13) (not (< i_9 len_5)) break_10 (< (+ i_9 1) len_5) (<= (+ result_14 1) 0)) (or (<= len_5 i_9) (<= len_2 i_9) (not break_13) (<= (select array_0 i_9) (select array_3 i_9)) break_10 (<= (+ result_14 1) 0)) (or (<= len_5 i_9) (< i_12 len_8) (<= len_2 i_9) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_13 (<= (+ len_5 1) len_8)) (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_9 len_2)) (not break_13) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (<= (+ result_14 1) 0) (= (+ len_2 (* (- 1) len_5) 1) 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (< i_12 len_8) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_13 (<= (+ len_5 1) len_8) (= (+ len_2 (* (- 1) len_5) 1) 0)) (or (< (select array_0 i_9) (select array_3 i_9)) (< i_12 len_8) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 break_13 (< (+ i_9 1) len_5) (<= (+ len_5 1) len_8))), 6719#(and (or (< (+ i_12 1) len_5) (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (not (< i_12 len_5)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 (<= len_2 (+ i_15 1)) (= len_8 (+ len_5 1)) (<= len_5 0) (<= len_5 (+ i_15 1))) (or (not (< i_12 len_5)) (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_0 0) (select array_3 0)) (not (< i_12 len_8)) break_13 (not (< (select array_6 i_12) (select array_3 i_12))) (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_2 (+ i_15 1)) (< 1 len_2) (<= len_8 i_15) (not (< 0 len_5))) (or (<= len_2 0) (not (< i_12 len_5)) (< (select array_6 i_12) (select array_3 i_12)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_0 0) (select array_3 0)) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 (<= len_2 (+ i_15 1)) (<= len_5 0) (< 1 len_2) (< (+ i_12 1) len_8) (= (+ len_2 1) len_5)) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (not (< i_12 len_5)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_12 len_8)) break_13 (not (< (select array_6 i_12) (select array_3 i_12))) (<= len_2 (+ i_15 1)) (<= len_5 0) (<= len_8 i_15)) (or (<= len_2 0) (not (< i_12 len_5)) (< (select array_6 i_12) (select array_3 i_12)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_0 0) (select array_3 0)) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 (< 1 len_5) (<= len_5 0) (< (+ i_12 1) len_8) (<= len_5 (+ i_15 1))) (or (< (+ i_12 1) len_5) (not (< i_12 len_5)) (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_0 0) (select array_3 0)) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 (= len_8 (+ len_5 1)) (< 1 len_5) (not (< 0 len_5)) (<= len_5 (+ i_15 1))) (or (< (+ i_12 1) len_5) (not (< i_12 len_5)) (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ len_5 1 (* (- 1) len_8)) 0) (< (select array_0 0) (select array_3 0)) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_2 (+ i_15 1)) (< 1 len_2) (not (< 0 len_5))) (or (not (< i_12 len_5)) (not (< 0 len_2)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (< (select array_0 0) (select array_3 0)) (not (< i_12 len_8)) break_13 (not (< (select array_6 i_12) (select array_3 i_12))) (<= len_2 (+ i_15 1)) (< 1 len_5) (<= len_8 i_15) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (not (< i_12 len_5)) (< (select array_6 i_12) (select array_3 i_12)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 (<= len_2 (+ i_15 1)) (<= len_5 0) (< (+ i_12 1) len_8) (<= len_5 (+ i_15 1)))), 6683#(and (or (not (< i_12 len_5)) (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (not (< i_12 len_8)) break_13 (not (< (select array_6 i_12) (select array_3 i_12))) (= (+ len_2 (* (- 1) len_5) 1) 0) (< 1 len_2) (not (< 0 len_5))) (or (not (< i_12 len_5)) (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 (< 1 len_2) (< (+ i_12 1) len_8) (not (< 0 len_5)) (= (+ len_2 1) len_5)) (or (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (<= len_5 i_12) break_13 (< 1 len_5) (<= (select array_3 i_12) (select array_6 i_12)) (<= len_8 i_12) (not (< 0 len_5))) (or (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (<= len_5 i_12) (< (select array_3 i_12) (select array_6 i_12)) break_13 (< 1 len_5) (<= len_8 i_12) (< (+ i_12 1) len_8) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (not (< i_12 len_5)) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 (<= len_5 0) (< (+ i_12 1) len_8)) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (<= len_5 i_12) break_13 (<= len_5 0) (<= (select array_3 i_12) (select array_6 i_12)) (<= len_8 i_12))), 6696#(and (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_12 len_5)) (not (< i_9 len_2)) (<= len_2 i_15) (not (< i_12 len_8)) (not (< i_9 len_5)) break_10 break_13 break_16 (< (+ i_9 1) len_5) (not (< (select array_6 i_12) (select array_3 i_12))) (<= (+ len_8 1) i_15)) (or (< (+ i_12 1) len_5) (< (select array_0 i_9) (select array_3 i_9)) (not (< i_12 len_5)) (not (< i_9 len_2)) (<= len_2 i_15) (not (< i_12 len_8)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 break_16 (= len_8 (+ len_5 1)) (= (+ len_2 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_12 len_5)) (<= len_5 i_9) (<= len_2 i_9) (< (select array_6 i_12) (select array_3 i_12)) (<= len_2 i_15) (not (< i_12 len_8)) (< (+ i_9 1) len_2) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 break_16 (< (+ i_12 1) len_8) (= (+ len_2 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_12 len_5)) (<= len_5 i_9) (<= len_2 i_9) (< (select array_6 i_12) (select array_3 i_12)) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 break_16 (< (+ i_9 1) len_5) (< (+ i_12 1) len_8) (<= len_5 i_15)) (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_12 len_5)) (not (< i_9 len_2)) (<= len_2 i_15) (not (< i_12 len_8)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_13 break_16 (not (< (select array_6 i_12) (select array_3 i_12))) (= (+ len_2 (* (- 1) len_5) 1) 0) (<= (+ len_8 1) i_15)) (or (not (< i_12 len_5)) (<= len_5 i_9) (<= len_2 i_9) (<= len_2 i_15) (not (< i_12 len_8)) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_13 break_16 (not (< (select array_6 i_12) (select array_3 i_12))) (<= (+ len_8 1) i_15)) (or (not (< i_12 len_5)) (<= len_5 i_9) (<= len_2 i_9) (< (select array_6 i_12) (select array_3 i_12)) (<= len_2 i_15) (not (< i_12 len_8)) (<= (select array_0 i_9) (select array_3 i_9)) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 break_16 (< (+ i_12 1) len_8) (<= len_5 i_15)) (or (< (+ i_12 1) len_5) (not (< i_12 len_5)) (<= len_5 i_9) (<= len_2 i_9) (<= len_2 i_15) (not (< i_12 len_8)) (<= (select array_0 i_9) (select array_3 i_9)) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 break_16 (= len_8 (+ len_5 1)) (<= len_5 i_15)) (or (< (+ i_12 1) len_5) (< (select array_0 i_9) (select array_3 i_9)) (not (< i_12 len_5)) (not (< i_9 len_2)) (not (< i_12 len_8)) (not (< i_9 len_5)) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 break_16 (< (+ i_9 1) len_5) (= len_8 (+ len_5 1)) (<= len_5 i_15))), 6680#(and (or (not (< i_12 len_5)) (not (< i_12 len_8)) break_13 (= 0 (+ result_11 1)) (not (< (select array_6 i_12) (select array_3 i_12)))) (or (not (< i_12 len_5)) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 (= 0 (+ result_11 1)) (< (+ i_12 1) len_8))), 6706#(and (or (< (select array_0 i_9) (select array_3 i_9)) (<= (+ result_14 len_8) 1) (<= len_2 1) (= (+ result_14 1) 0) (<= (+ (select array_6 0) 1) (select array_0 0)) (not (< i_9 len_2)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0)) (or (<= len_5 i_9) (<= (+ result_14 len_8) 1) (<= len_2 i_9) (<= len_2 1) (= (+ result_14 1) 0) (<= (+ (select array_6 0) 1) (select array_0 0)) (<= (select array_0 i_9) 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6700#(and (or (< (+ i_12 1) len_5) (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (not (< i_12 len_5)) (<= len_2 i_15) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 break_16 (= len_8 (+ len_5 1)) (<= len_5 0) (<= len_5 i_15)) (or (<= len_2 0) (not (< i_12 len_5)) (< (select array_6 i_12) (select array_3 i_12)) (< (select array_0 0) (select array_3 0)) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 break_16 (< 1 len_5) (<= len_5 0) (< (+ i_12 1) len_8) (<= len_5 i_15)) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (not (< i_12 len_5)) (< (select array_6 i_12) (select array_3 i_12)) (<= len_2 i_15) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 break_16 (<= len_5 0) (< (+ i_12 1) len_8) (<= len_5 i_15)) (or (not (< i_12 len_5)) (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (<= len_2 i_15) (not (< i_12 len_8)) break_13 break_16 (not (< (select array_6 i_12) (select array_3 i_12))) (= (+ len_2 (* (- 1) len_5) 1) 0) (<= (+ len_8 1) i_15) (< 1 len_2) (not (< 0 len_5))) (or (<= len_2 0) (not (< i_12 len_5)) (< (select array_6 i_12) (select array_3 i_12)) (< (select array_0 0) (select array_3 0)) (<= len_2 i_15) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 break_16 (<= len_5 0) (< 1 len_2) (< (+ i_12 1) len_8) (= (+ len_2 1) len_5)) (or (< (+ i_12 1) len_5) (not (< i_12 len_5)) (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (<= len_2 i_15) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 break_16 (= len_8 (+ len_5 1)) (< 1 len_2) (not (< 0 len_5)) (= (+ len_2 1) len_5)) (or (< (+ i_12 1) len_5) (not (< i_12 len_5)) (not (< 0 len_2)) (= (+ len_5 1 (* (- 1) len_8)) 0) (< (select array_0 0) (select array_3 0)) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_13 break_16 (< 1 len_5) (<= len_5 i_15) (not (< 0 len_5))) (or (not (< i_12 len_5)) (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (<= len_2 i_15) (not (< i_12 len_8)) break_13 break_16 (not (< (select array_6 i_12) (select array_3 i_12))) (< 1 len_5) (<= (+ len_8 1) i_15) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (not (< i_12 len_5)) (<= len_2 i_15) (not (< i_12 len_8)) break_13 break_16 (not (< (select array_6 i_12) (select array_3 i_12))) (<= len_5 0) (<= (+ len_8 1) i_15))), 6679#(and (or (< i_12 len_8) (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) break_13 (<= (+ len_5 1) len_8) (< 1 len_5) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (not break_13) (<= (+ result_14 1) 0) (<= len_5 0)) (or (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (not break_13) (<= (+ result_14 1) 0) (< 1 len_5) (not (< 0 len_5))) (or (<= len_2 0) (< i_12 len_8) (< (select array_0 0) (select array_3 0)) break_13 (<= (+ len_5 1) len_8) (<= len_5 0) (< 1 len_2) (= (+ len_2 1) len_5)) (or (not (< 0 len_2)) (< (select array_0 0) (select array_3 0)) (not break_13) (<= (+ result_14 1) 0) (= (+ len_2 (* (- 1) len_5) 1) 0) (< 1 len_2) (not (< 0 len_5))) (or (<= (select array_0 0) (select array_3 0)) (<= len_2 0) (< i_12 len_8) break_13 (<= (+ len_5 1) len_8) (<= len_5 0))), 6703#(and (or (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_2 (+ i_15 1)) (<= (+ result_14 len_8) (+ i_15 1)) (< i_9 len_2)) (or (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) break_10 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_2 (+ i_15 1)) (<= (+ result_14 len_8) (+ i_15 1)) (< i_9 len_5)) (or (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (= (+ result_14 1) 0) (= 0 (+ result_11 1)) (<= len_2 (+ i_15 1)) (not break_10) (<= (+ result_14 len_8) (+ i_15 1)))), 6695#(and (or (< (select array_0 i_9) (select array_3 i_9)) (< i_12 len_8) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 break_13 break_16 (< (+ i_9 1) len_5) (= len_8 (+ len_5 1)) (<= len_5 i_15)) (or (< (select array_0 i_9) (select array_3 i_9)) (= (+ result_14 1) 0) (not (< i_9 len_2)) (<= len_2 i_15) (not break_13) (not (< i_9 len_5)) break_10 break_16 (< (+ i_9 1) len_5) (<= (+ result_14 len_8) i_15)) (or (<= len_5 i_9) (<= len_2 i_9) (= (+ result_14 1) 0) (<= len_2 i_15) (not break_13) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_16 (<= (+ result_14 len_8) i_15)) (or (< (select array_0 i_9) (select array_3 i_9)) (< i_12 len_5) (not (< i_9 len_2)) (<= len_2 i_15) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_13 break_16 (= len_8 (+ len_5 1)) (= (+ len_2 1) len_5)) (or (<= len_5 i_9) (< i_12 len_8) (<= len_2 i_9) (<= len_2 i_15) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_13 break_16 (= len_8 (+ len_5 1)) (<= len_5 i_15)) (or (< (select array_0 i_9) (select array_3 i_9)) (< i_12 len_8) (not (< i_9 len_2)) (<= len_2 i_15) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_13 break_16 (= len_8 (+ len_5 1)) (= (+ len_2 1) len_5)) (or (<= len_5 i_9) (< i_12 len_5) (<= len_2 i_9) (<= len_2 i_15) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_13 break_16 (= len_8 (+ len_5 1)) (<= len_5 i_15)) (or (< (select array_0 i_9) (select array_3 i_9)) (= (+ result_14 1) 0) (not (< i_9 len_2)) (<= len_2 i_15) (not break_13) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_16 (= (+ len_2 (* (- 1) len_5) 1) 0) (<= (+ result_14 len_8) i_15)) (or (< (select array_0 i_9) (select array_3 i_9)) (< i_12 len_5) (not (< i_9 len_2)) (not (< i_9 len_5)) break_10 break_13 break_16 (< (+ i_9 1) len_5) (= len_8 (+ len_5 1)) (<= len_5 i_15))), 6718#(and (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_12 len_5)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_9 len_2)) (not (< i_12 len_8)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) break_10 break_13 (not (< (select array_6 i_12) (select array_3 i_12))) (= (+ len_2 (* (- 1) len_5) 1) 0) (<= len_2 (+ i_15 1)) (<= len_8 i_15)) (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_12 len_5)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_9 len_2)) (not (< i_12 len_8)) (not (< i_9 len_5)) break_10 break_13 (< (+ i_9 1) len_5) (not (< (select array_6 i_12) (select array_3 i_12))) (<= len_2 (+ i_15 1)) (<= len_8 i_15)) (or (not (< i_12 len_5)) (<= len_5 i_9) (<= len_2 i_9) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_12 len_8)) (<= (select array_0 i_9) (select array_3 i_9)) break_10 break_13 (not (< (select array_6 i_12) (select array_3 i_12))) (<= len_2 (+ i_15 1)) (<= len_8 i_15)) (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_12 len_5)) (<= len_5 i_9) (<= len_2 i_9) (< (select array_6 i_12) (select array_3 i_12)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_12 len_8)) (< (+ i_9 1) len_2) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 (<= len_2 (+ i_15 1)) (< (+ i_12 1) len_8) (= (+ len_2 1) len_5)) (or (< (+ i_12 1) len_5) (< (select array_0 i_9) (select array_3 i_9)) (not (< i_12 len_5)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_9 len_2)) (not (< i_12 len_8)) (not (< i_9 len_5)) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 (< (+ i_9 1) len_5) (= len_8 (+ len_5 1)) (<= len_5 (+ i_15 1))) (or (< (+ i_12 1) len_5) (not (< i_12 len_5)) (<= len_5 i_9) (<= len_2 i_9) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_12 len_8)) (<= (select array_0 i_9) (select array_3 i_9)) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 (<= len_2 (+ i_15 1)) (= len_8 (+ len_5 1)) (<= len_5 (+ i_15 1))) (or (not (< i_12 len_5)) (<= len_5 i_9) (<= len_2 i_9) (< (select array_6 i_12) (select array_3 i_12)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_12 len_8)) (<= (select array_0 i_9) (select array_3 i_9)) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 (<= len_2 (+ i_15 1)) (< (+ i_12 1) len_8) (<= len_5 (+ i_15 1))) (or (< (+ i_12 1) len_5) (< (select array_0 i_9) (select array_3 i_9)) (not (< i_12 len_5)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_9 len_2)) (not (< i_12 len_8)) (< (+ i_9 1) len_2) (not (< i_9 len_5)) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 (<= len_2 (+ i_15 1)) (= len_8 (+ len_5 1)) (= (+ len_2 1) len_5)) (or (< (select array_0 i_9) (select array_3 i_9)) (not (< i_12 len_5)) (<= len_5 i_9) (<= len_2 i_9) (< (select array_6 i_12) (select array_3 i_12)) (<= (+ (select array_6 i_15) 1) (select array_0 i_15)) (not (< i_12 len_8)) (< (select array_3 i_12) (select array_6 i_12)) break_10 break_13 (< (+ i_9 1) len_5) (< (+ i_12 1) len_8) (<= len_5 (+ i_15 1))))] [2022-03-15 21:19:48,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2022-03-15 21:19:48,697 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 21:19:48,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2022-03-15 21:19:48,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=6445, Unknown=0, NotChecked=0, Total=6642 [2022-03-15 21:19:48,698 INFO L87 Difference]: Start difference. First operand 163 states and 479 transitions. Second operand has 65 states, 64 states have (on average 3.171875) internal successors, (203), 65 states have internal predecessors, (203), 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) Received shutdown request... [2022-03-15 21:25:14,515 WARN L244 SmtUtils]: Removed 99 from assertion stack [2022-03-15 21:25:14,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2022-03-15 21:25:14,522 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 368 GetRequests, 87 SyntacticMatches, 16 SemanticMatches, 264 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18094 ImplicationChecksByTransitivity, 322.1s TimeCoverageRelationStatistics Valid=5212, Invalid=65278, Unknown=0, NotChecked=0, Total=70490 [2022-03-15 21:25:14,522 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 697 mSDsluCounter, 3612 mSDsCounter, 0 mSdLazyCounter, 13790 mSolverCounterSat, 642 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 697 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 14432 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 642 IncrementalHoareTripleChecker+Valid, 13790 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2022-03-15 21:25:14,522 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-15 21:25:14,522 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-15 21:25:14,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [697 Valid, 0 Invalid, 14432 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [642 Valid, 13790 Invalid, 0 Unknown, 0 Unchecked, 10.3s Time] [2022-03-15 21:25:14,530 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-03-15 21:25:14,546 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-03-15 21:25:14,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 21:25:14,731 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (163states) and FLOYD_HOARE automaton (currently 192 states, 65 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 344 for 1628ms.. [2022-03-15 21:25:14,732 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-03-15 21:25:14,732 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-03-15 21:25:14,732 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-03-15 21:25:14,734 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 21:25:14,736 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 21:25:14,736 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 21:25:14,738 INFO L202 PluginConnector]: Adding new model word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 09:25:14 BasicIcfg [2022-03-15 21:25:14,738 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 21:25:14,741 INFO L158 Benchmark]: Toolchain (without parser) took 715132.01ms. Allocated memory was 179.3MB in the beginning and 400.6MB in the end (delta: 221.2MB). Free memory was 140.0MB in the beginning and 166.6MB in the end (delta: -26.7MB). Peak memory consumption was 267.2MB. Max. memory is 8.0GB. [2022-03-15 21:25:14,741 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 179.3MB. Free memory is still 141.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 21:25:14,741 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.04ms. Allocated memory is still 179.3MB. Free memory was 139.8MB in the beginning and 138.3MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-15 21:25:14,741 INFO L158 Benchmark]: Boogie Preprocessor took 15.67ms. Allocated memory is still 179.3MB. Free memory was 138.3MB in the beginning and 137.3MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-15 21:25:14,741 INFO L158 Benchmark]: RCFGBuilder took 338.22ms. Allocated memory is still 179.3MB. Free memory was 137.2MB in the beginning and 123.8MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-03-15 21:25:14,742 INFO L158 Benchmark]: TraceAbstraction took 714745.94ms. Allocated memory was 179.3MB in the beginning and 400.6MB in the end (delta: 221.2MB). Free memory was 123.3MB in the beginning and 166.6MB in the end (delta: -43.3MB). Peak memory consumption was 250.4MB. Max. memory is 8.0GB. [2022-03-15 21:25:14,743 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.09ms. Allocated memory is still 179.3MB. Free memory is still 141.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.04ms. Allocated memory is still 179.3MB. Free memory was 139.8MB in the beginning and 138.3MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 15.67ms. Allocated memory is still 179.3MB. Free memory was 138.3MB in the beginning and 137.3MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 338.22ms. Allocated memory is still 179.3MB. Free memory was 137.2MB in the beginning and 123.8MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 714745.94ms. Allocated memory was 179.3MB in the beginning and 400.6MB in the end (delta: 221.2MB). Free memory was 123.3MB in the beginning and 166.6MB in the end (delta: -43.3MB). Peak memory consumption was 250.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.3s, 32 PlacesBefore, 27 PlacesAfterwards, 28 TransitionsBefore, 23 TransitionsAfterwards, 210 CoEnabledTransitionPairs, 2 FixpointIterations, 3 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 0 ChoiceCompositions, 9 TotalNumberOfCompositions, 72 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 72, positive conditional: 0, positive unconditional: 72, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 60, positive: 60, positive conditional: 0, positive unconditional: 60, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 72, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 60, unknown conditional: 0, unknown unconditional: 60] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 128]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while BasicCegarLoop was constructing difference of abstraction (163states) and FLOYD_HOARE automaton (currently 192 states, 65 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 344 for 1628ms.. - TimeoutResultAtElement [Line: 122]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (163states) and FLOYD_HOARE automaton (currently 192 states, 65 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 344 for 1628ms.. - TimeoutResultAtElement [Line: 121]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (163states) and FLOYD_HOARE automaton (currently 192 states, 65 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 344 for 1628ms.. - TimeoutResultAtElement [Line: 118]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (163states) and FLOYD_HOARE automaton (currently 192 states, 65 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 344 for 1628ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 38 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 714.7s, OverallIterations: 14, TraceHistogramMax: 2, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 587.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.4s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3018 SdHoareTripleChecker+Valid, 23.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3018 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 20.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10971 mSDsCounter, 1754 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34595 IncrementalHoareTripleChecker+Invalid, 36349 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1754 mSolverCounterUnsat, 0 mSDtfsCounter, 34595 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1506 GetRequests, 619 SyntacticMatches, 77 SemanticMatches, 809 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36231 ImplicationChecksByTransitivity, 579.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=163occurred in iteration=13, InterpolantAutomatonStates: 354, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 13 MinimizatonAttempts, 1416 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 7.0s InterpolantComputationTime, 290 NumberOfCodeBlocks, 290 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 367 ConstructedInterpolants, 8 QuantifiedInterpolants, 4396 SizeOfPredicates, 77 NumberOfNonLiveVariables, 483 ConjunctsInSsa, 83 ConjunctsInUnsatCore, 28 InterpolantComputations, 9 PerfectInterpolantSequences, 8/45 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