/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/loop-tiling-eq.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-23 06:19:12,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-23 06:19:12,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-23 06:19:12,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-23 06:19:12,482 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random521.epf [2021-08-23 06:19:12,497 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-23 06:19:12,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-23 06:19:12,497 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-23 06:19:12,497 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-23 06:19:12,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-23 06:19:12,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-23 06:19:12,498 INFO L138 SettingsManager]: * Use SBE=true [2021-08-23 06:19:12,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-23 06:19:12,498 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-23 06:19:12,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-23 06:19:12,499 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-23 06:19:12,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-23 06:19:12,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-23 06:19:12,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-23 06:19:12,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-23 06:19:12,499 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-23 06:19:12,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-23 06:19:12,499 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-23 06:19:12,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-23 06:19:12,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-23 06:19:12,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-23 06:19:12,500 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-23 06:19:12,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-23 06:19:12,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-23 06:19:12,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-23 06:19:12,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-23 06:19:12,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-23 06:19:12,500 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-23 06:19:12,500 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-23 06:19:12,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-23 06:19:12,501 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-23 06:19:12,501 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-23 06:19:12,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-23 06:19:12,501 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-08-23 06:19:12,501 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-08-23 06:19:12,501 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-23 06:19:12,501 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-23 06:19:12,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-23 06:19:12,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-23 06:19:12,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-23 06:19:12,748 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-08-23 06:19:12,749 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-08-23 06:19:12,750 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/loop-tiling-eq.wvr.bpl [2021-08-23 06:19:12,750 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/loop-tiling-eq.wvr.bpl' [2021-08-23 06:19:12,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-23 06:19:12,768 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-08-23 06:19:12,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-23 06:19:12,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-23 06:19:12,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-23 06:19:12,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 06:19:12" (1/1) ... [2021-08-23 06:19:12,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 06:19:12" (1/1) ... [2021-08-23 06:19:12,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-23 06:19:12,786 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-23 06:19:12,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-23 06:19:12,787 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-23 06:19:12,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 06:19:12" (1/1) ... [2021-08-23 06:19:12,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 06:19:12" (1/1) ... [2021-08-23 06:19:12,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 06:19:12" (1/1) ... [2021-08-23 06:19:12,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 06:19:12" (1/1) ... [2021-08-23 06:19:12,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 06:19:12" (1/1) ... [2021-08-23 06:19:12,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 06:19:12" (1/1) ... [2021-08-23 06:19:12,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 06:19:12" (1/1) ... [2021-08-23 06:19:12,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-23 06:19:12,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-23 06:19:12,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-23 06:19:12,797 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-23 06:19:12,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 06:19:12" (1/1) ... [2021-08-23 06:19:12,802 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-23 06:19:12,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:12,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-23 06:19:12,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-23 06:19:12,903 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-08-23 06:19:12,903 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-08-23 06:19:12,903 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-08-23 06:19:12,903 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-08-23 06:19:12,903 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-08-23 06:19:12,904 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-08-23 06:19:12,905 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-08-23 06:19:12,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-23 06:19:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-23 06:19:12,906 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-23 06:19:13,122 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-23 06:19:13,122 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-08-23 06:19:13,123 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-08-23 06:19:13,123 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-08-23 06:19:13,124 INFO L202 PluginConnector]: Adding new model loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 06:19:13 BoogieIcfgContainer [2021-08-23 06:19:13,124 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-23 06:19:13,125 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-23 06:19:13,125 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-23 06:19:13,127 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-23 06:19:13,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.08 06:19:12" (1/2) ... [2021-08-23 06:19:13,128 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ae56d25 and model type loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 06:19:13, skipping insertion in model container [2021-08-23 06:19:13,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 06:19:13" (2/2) ... [2021-08-23 06:19:13,129 INFO L111 eAbstractionObserver]: Analyzing ICFG loop-tiling-eq.wvr.bpl [2021-08-23 06:19:13,132 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-23 06:19:13,132 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-23 06:19:13,132 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-23 06:19:13,132 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-23 06:19:13,180 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-08-23 06:19:13,231 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 06:19:13,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:13,249 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 06:19:13,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-23 06:19:13,277 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-23 06:19:13,282 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-23 06:19:13,282 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-23 06:19:13,364 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:13,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:13,369 INFO L82 PathProgramCache]: Analyzing trace with hash 141782871, now seen corresponding path program 1 times [2021-08-23 06:19:13,374 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:13,374 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19636041] [2021-08-23 06:19:13,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:13,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:13,447 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:13,448 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1886936437] [2021-08-23 06:19:13,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:13,449 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:13,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:13,450 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) [2021-08-23 06:19:13,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-23 06:19:13,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 06:19:13,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-23 06:19:13,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:13,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:13,608 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:13,609 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19636041] [2021-08-23 06:19:13,609 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:13,609 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1886936437] [2021-08-23 06:19:13,609 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1886936437] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 06:19:13,609 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 06:19:13,609 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-23 06:19:13,610 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365308902] [2021-08-23 06:19:13,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-23 06:19:13,614 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:13,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-23 06:19:13,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-23 06:19:13,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:13,627 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:13,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:13,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:13,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:13,672 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:13,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-08-23 06:19:13,871 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:13,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:13,872 INFO L82 PathProgramCache]: Analyzing trace with hash 2071762036, now seen corresponding path program 1 times [2021-08-23 06:19:13,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:13,872 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790587983] [2021-08-23 06:19:13,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:13,872 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:13,877 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:13,877 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [40992524] [2021-08-23 06:19:13,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:13,878 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:13,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:13,878 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) [2021-08-23 06:19:13,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-23 06:19:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 06:19:13,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-23 06:19:13,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:13,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:13,949 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:13,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790587983] [2021-08-23 06:19:13,949 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:13,950 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [40992524] [2021-08-23 06:19:13,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [40992524] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 06:19:13,950 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 06:19:13,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-23 06:19:13,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033195581] [2021-08-23 06:19:13,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-23 06:19:13,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:13,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-23 06:19:13,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-23 06:19:13,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:13,952 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:13,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:13,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:13,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:13,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:13,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:13,983 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:14,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:14,180 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:14,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:14,181 INFO L82 PathProgramCache]: Analyzing trace with hash -1036611248, now seen corresponding path program 1 times [2021-08-23 06:19:14,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:14,182 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949548215] [2021-08-23 06:19:14,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:14,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:14,186 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:14,187 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [693514294] [2021-08-23 06:19:14,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:14,187 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:14,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:14,188 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:14,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-23 06:19:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 06:19:14,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-23 06:19:14,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:14,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:14,346 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:14,347 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949548215] [2021-08-23 06:19:14,347 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:14,347 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [693514294] [2021-08-23 06:19:14,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [693514294] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:14,347 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:14,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-08-23 06:19:14,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541846120] [2021-08-23 06:19:14,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-23 06:19:14,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:14,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-23 06:19:14,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-23 06:19:14,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:14,353 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:14,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:14,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:14,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:14,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:14,401 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:14,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:14,601 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:14,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:14,602 INFO L82 PathProgramCache]: Analyzing trace with hash -943482366, now seen corresponding path program 1 times [2021-08-23 06:19:14,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:14,602 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125381259] [2021-08-23 06:19:14,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:14,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:14,610 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:14,610 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [43239318] [2021-08-23 06:19:14,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:14,610 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:14,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:14,612 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:14,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-23 06:19:14,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 06:19:14,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 17 conjunts are in the unsatisfiable core [2021-08-23 06:19:14,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:14,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-08-23 06:19:14,780 INFO L354 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2021-08-23 06:19:14,781 INFO L388 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 23 treesize of output 20 [2021-08-23 06:19:14,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-23 06:19:14,904 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:14,905 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:14,905 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125381259] [2021-08-23 06:19:14,905 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:14,905 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [43239318] [2021-08-23 06:19:14,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [43239318] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:14,905 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:14,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2021-08-23 06:19:14,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960114324] [2021-08-23 06:19:14,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-23 06:19:14,906 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:14,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-23 06:19:14,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-08-23 06:19:14,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:14,906 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:14,907 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:14,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:14,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:14,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:14,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:15,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:15,043 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:15,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:15,243 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:15,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:15,247 INFO L82 PathProgramCache]: Analyzing trace with hash -19907198, now seen corresponding path program 2 times [2021-08-23 06:19:15,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:15,247 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883786508] [2021-08-23 06:19:15,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:15,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:15,252 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:15,252 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1612405771] [2021-08-23 06:19:15,252 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 06:19:15,253 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:15,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:15,253 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:15,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-23 06:19:15,317 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 06:19:15,317 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:15,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-23 06:19:15,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:15,546 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:15,546 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:15,546 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883786508] [2021-08-23 06:19:15,546 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:15,546 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1612405771] [2021-08-23 06:19:15,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1612405771] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:15,547 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:15,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-08-23 06:19:15,547 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320671745] [2021-08-23 06:19:15,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-23 06:19:15,548 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:15,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-23 06:19:15,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-08-23 06:19:15,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:15,549 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:15,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:15,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:15,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:15,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:15,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:15,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:15,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:15,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:15,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:15,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:15,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:15,617 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:15,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:15,817 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:15,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:15,818 INFO L82 PathProgramCache]: Analyzing trace with hash -717364812, now seen corresponding path program 3 times [2021-08-23 06:19:15,818 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:15,818 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349630081] [2021-08-23 06:19:15,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:15,818 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:15,825 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:15,825 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [893378226] [2021-08-23 06:19:15,825 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 06:19:15,825 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:15,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:15,837 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:15,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-23 06:19:15,904 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-23 06:19:15,904 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:15,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-23 06:19:15,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:15,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-08-23 06:19:15,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:19:16,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-23 06:19:16,077 INFO L354 Elim1Store]: treesize reduction 52, result has 11.9 percent of original size [2021-08-23 06:19:16,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 43 treesize of output 35 [2021-08-23 06:19:16,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-08-23 06:19:16,210 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:16,211 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:16,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349630081] [2021-08-23 06:19:16,211 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:16,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [893378226] [2021-08-23 06:19:16,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [893378226] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:16,211 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:16,211 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-08-23 06:19:16,211 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796182152] [2021-08-23 06:19:16,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-23 06:19:16,212 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:16,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-23 06:19:16,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-08-23 06:19:16,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:16,212 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:16,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:16,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:16,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:16,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:16,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:16,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:16,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:16,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:16,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:16,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:16,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:16,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:16,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:16,327 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-08-23 06:19:16,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:16,526 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:16,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:16,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1600197616, now seen corresponding path program 4 times [2021-08-23 06:19:16,526 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:16,526 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144151453] [2021-08-23 06:19:16,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:16,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:16,531 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:16,532 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1430148173] [2021-08-23 06:19:16,532 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-23 06:19:16,532 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:16,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:16,533 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:16,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-23 06:19:16,618 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-23 06:19:16,618 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:16,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-23 06:19:16,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:16,843 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:16,843 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:16,844 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144151453] [2021-08-23 06:19:16,844 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:16,844 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1430148173] [2021-08-23 06:19:16,844 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1430148173] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:16,844 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:16,844 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2021-08-23 06:19:16,844 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607233590] [2021-08-23 06:19:16,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 06:19:16,844 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:16,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 06:19:16,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2021-08-23 06:19:16,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:16,845 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:16,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:16,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:16,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:16,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:16,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:16,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:16,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:16,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:16,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:16,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:16,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:16,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:16,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:16,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:16,908 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:17,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-08-23 06:19:17,107 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:17,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:17,108 INFO L82 PathProgramCache]: Analyzing trace with hash -1842066494, now seen corresponding path program 5 times [2021-08-23 06:19:17,108 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:17,108 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157368805] [2021-08-23 06:19:17,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:17,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:17,114 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:17,114 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [435131297] [2021-08-23 06:19:17,114 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-23 06:19:17,114 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:17,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:17,148 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:17,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-23 06:19:17,260 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-08-23 06:19:17,260 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:17,261 WARN L261 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 29 conjunts are in the unsatisfiable core [2021-08-23 06:19:17,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:17,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-08-23 06:19:17,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:19:17,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-08-23 06:19:17,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-23 06:19:17,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-23 06:19:17,534 INFO L354 Elim1Store]: treesize reduction 137, result has 6.8 percent of original size [2021-08-23 06:19:17,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 63 treesize of output 50 [2021-08-23 06:19:17,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2021-08-23 06:19:17,705 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:17,705 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:17,705 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157368805] [2021-08-23 06:19:17,705 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:17,705 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [435131297] [2021-08-23 06:19:17,706 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [435131297] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:17,706 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:17,706 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2021-08-23 06:19:17,706 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910381442] [2021-08-23 06:19:17,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 06:19:17,706 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:17,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 06:19:17,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-08-23 06:19:17,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:17,707 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:17,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:17,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:17,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:17,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:17,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:17,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:17,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:17,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:17,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:17,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:17,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:17,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:17,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:17,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:17,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:17,858 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:18,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:18,042 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:18,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:18,042 INFO L82 PathProgramCache]: Analyzing trace with hash -2106211390, now seen corresponding path program 6 times [2021-08-23 06:19:18,042 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:18,042 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215105132] [2021-08-23 06:19:18,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:18,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:18,049 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:18,049 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1274164295] [2021-08-23 06:19:18,049 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-23 06:19:18,049 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:18,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:18,063 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:18,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-23 06:19:18,250 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-08-23 06:19:18,250 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:18,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 17 conjunts are in the unsatisfiable core [2021-08-23 06:19:18,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:18,460 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:18,461 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:18,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215105132] [2021-08-23 06:19:18,461 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:18,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1274164295] [2021-08-23 06:19:18,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1274164295] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:18,461 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:18,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2021-08-23 06:19:18,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078083246] [2021-08-23 06:19:18,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-23 06:19:18,461 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:18,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-23 06:19:18,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2021-08-23 06:19:18,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:18,462 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:18,462 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:18,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:18,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:18,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:18,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:18,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:18,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:18,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:18,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:18,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:18,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:18,529 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:18,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-08-23 06:19:18,725 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:18,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:18,726 INFO L82 PathProgramCache]: Analyzing trace with hash 1680998132, now seen corresponding path program 7 times [2021-08-23 06:19:18,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:18,726 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306384688] [2021-08-23 06:19:18,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:18,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:18,733 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:18,733 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [943537125] [2021-08-23 06:19:18,733 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-23 06:19:18,733 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:18,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:18,749 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:18,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-23 06:19:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 06:19:18,949 WARN L261 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 35 conjunts are in the unsatisfiable core [2021-08-23 06:19:18,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:18,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-23 06:19:19,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:19:19,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-08-23 06:19:19,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-23 06:19:19,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-23 06:19:19,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:19,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2021-08-23 06:19:19,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2021-08-23 06:19:19,432 INFO L354 Elim1Store]: treesize reduction 262, result has 4.7 percent of original size [2021-08-23 06:19:19,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 22 case distinctions, treesize of input 83 treesize of output 65 [2021-08-23 06:19:19,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-08-23 06:19:19,582 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:19,583 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:19,583 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306384688] [2021-08-23 06:19:19,583 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:19,583 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [943537125] [2021-08-23 06:19:19,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [943537125] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:19,583 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:19,583 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2021-08-23 06:19:19,583 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271697159] [2021-08-23 06:19:19,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-23 06:19:19,583 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:19,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-23 06:19:19,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-08-23 06:19:19,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:19,584 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:19,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:19,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:19,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:19,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:19,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:19,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:19,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:19,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:19,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:19,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:19,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:19,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:19,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:19,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:19,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:19,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:19,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:19,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:19,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:19,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:19,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:19,791 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:19,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-08-23 06:19:19,988 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:19,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:19,989 INFO L82 PathProgramCache]: Analyzing trace with hash -265390384, now seen corresponding path program 8 times [2021-08-23 06:19:19,989 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:19,989 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504490892] [2021-08-23 06:19:19,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:19,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:19,996 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:19,996 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [180412384] [2021-08-23 06:19:19,996 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 06:19:19,996 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:19,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:20,009 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:20,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-23 06:19:20,198 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 06:19:20,198 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:20,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 19 conjunts are in the unsatisfiable core [2021-08-23 06:19:20,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:20,462 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:20,462 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:20,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504490892] [2021-08-23 06:19:20,462 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:20,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [180412384] [2021-08-23 06:19:20,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [180412384] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:20,462 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:20,463 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2021-08-23 06:19:20,463 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987212297] [2021-08-23 06:19:20,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-23 06:19:20,463 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:20,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-23 06:19:20,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2021-08-23 06:19:20,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:20,464 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:20,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 17 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:20,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:20,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:20,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:20,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:20,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:20,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:20,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:20,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:20,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:20,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:20,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:20,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:20,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:20,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:20,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:20,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:20,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:20,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:20,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:20,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:20,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:20,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:20,558 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:20,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-08-23 06:19:20,732 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:20,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:20,733 INFO L82 PathProgramCache]: Analyzing trace with hash 1405660546, now seen corresponding path program 9 times [2021-08-23 06:19:20,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:20,733 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299884656] [2021-08-23 06:19:20,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:20,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:20,739 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:20,739 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [760558282] [2021-08-23 06:19:20,739 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 06:19:20,739 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:20,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:20,740 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:20,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-08-23 06:19:20,938 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-08-23 06:19:20,938 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:20,939 WARN L261 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 41 conjunts are in the unsatisfiable core [2021-08-23 06:19:20,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:20,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-23 06:19:20,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:19:20,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:20,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:20,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-08-23 06:19:21,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:21,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:21,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:21,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:21,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:21,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2021-08-23 06:19:21,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 48 [2021-08-23 06:19:21,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-23 06:19:21,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-23 06:19:21,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2021-08-23 06:19:21,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-23 06:19:21,483 INFO L354 Elim1Store]: treesize reduction 427, result has 3.6 percent of original size [2021-08-23 06:19:21,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 35 case distinctions, treesize of input 103 treesize of output 80 [2021-08-23 06:19:21,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2021-08-23 06:19:21,674 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:21,674 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:21,674 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299884656] [2021-08-23 06:19:21,674 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:21,674 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [760558282] [2021-08-23 06:19:21,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [760558282] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:21,675 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:21,675 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2021-08-23 06:19:21,675 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568570199] [2021-08-23 06:19:21,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-23 06:19:21,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:21,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-23 06:19:21,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2021-08-23 06:19:21,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:21,676 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:21,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 17 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:21,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:21,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:21,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:21,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:21,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:21,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:21,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:21,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:21,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:21,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:21,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:21,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:21,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:21,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:21,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:21,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:21,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:21,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:21,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:21,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:21,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:21,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:21,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:21,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:21,954 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:22,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-08-23 06:19:22,149 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:22,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:22,149 INFO L82 PathProgramCache]: Analyzing trace with hash -210920958, now seen corresponding path program 10 times [2021-08-23 06:19:22,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:22,149 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994338150] [2021-08-23 06:19:22,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:22,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:22,158 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:22,158 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [501542670] [2021-08-23 06:19:22,158 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-23 06:19:22,158 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:22,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:22,189 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:22,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-08-23 06:19:22,444 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-23 06:19:22,444 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:22,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-23 06:19:22,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:22,961 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 15 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:22,961 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:22,961 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994338150] [2021-08-23 06:19:22,961 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:22,962 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501542670] [2021-08-23 06:19:22,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501542670] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:22,962 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:22,962 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2021-08-23 06:19:22,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133180141] [2021-08-23 06:19:22,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-23 06:19:22,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:22,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-23 06:19:22,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2021-08-23 06:19:22,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:22,963 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:22,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:22,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:22,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:22,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:22,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:22,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:22,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:22,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:22,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:22,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:22,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:22,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:22,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:22,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:23,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:23,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:23,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:23,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:23,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:23,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:23,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:23,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:23,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:23,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:23,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:23,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:23,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:23,101 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:23,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:23,293 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:23,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:23,293 INFO L82 PathProgramCache]: Analyzing trace with hash -648745932, now seen corresponding path program 11 times [2021-08-23 06:19:23,293 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:23,294 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981408264] [2021-08-23 06:19:23,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:23,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:23,320 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:23,320 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [451642448] [2021-08-23 06:19:23,320 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-23 06:19:23,320 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:23,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:23,324 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:23,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-08-23 06:19:23,602 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-08-23 06:19:23,602 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:23,612 WARN L261 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 47 conjunts are in the unsatisfiable core [2021-08-23 06:19:23,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:23,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-23 06:19:23,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-08-23 06:19:23,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2021-08-23 06:19:23,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2021-08-23 06:19:23,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:23,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-08-23 06:19:23,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 58 [2021-08-23 06:19:24,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-23 06:19:24,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:24,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2021-08-23 06:19:24,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:24,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:24,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:24,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 50 [2021-08-23 06:19:24,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-23 06:19:24,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 76 [2021-08-23 06:19:24,673 INFO L354 Elim1Store]: treesize reduction 632, result has 2.9 percent of original size [2021-08-23 06:19:24,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 15 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 51 case distinctions, treesize of input 123 treesize of output 95 [2021-08-23 06:19:24,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 70 [2021-08-23 06:19:24,888 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:24,888 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:24,888 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981408264] [2021-08-23 06:19:24,888 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:24,888 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [451642448] [2021-08-23 06:19:24,888 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [451642448] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:24,888 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:24,889 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2021-08-23 06:19:24,889 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950843060] [2021-08-23 06:19:24,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-23 06:19:24,889 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:24,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-23 06:19:24,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2021-08-23 06:19:24,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:24,890 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:24,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 1.263157894736842) internal successors, (24), 19 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:24,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:24,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:24,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:24,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:24,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:24,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:24,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:24,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:24,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:24,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:24,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:24,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:24,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:24,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:25,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:25,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:25,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:25,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:25,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:25,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:25,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:25,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:25,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:25,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:25,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:25,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:25,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:25,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:25,217 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:25,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:25,417 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:25,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:25,418 INFO L82 PathProgramCache]: Analyzing trace with hash 526987664, now seen corresponding path program 12 times [2021-08-23 06:19:25,418 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:25,418 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459422297] [2021-08-23 06:19:25,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:25,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:25,425 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:25,425 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [684337532] [2021-08-23 06:19:25,425 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-23 06:19:25,426 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:25,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:25,426 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:25,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-08-23 06:19:25,761 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-08-23 06:19:25,761 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:25,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 25 conjunts are in the unsatisfiable core [2021-08-23 06:19:25,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:26,101 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 21 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:26,101 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:26,101 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459422297] [2021-08-23 06:19:26,101 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:26,101 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [684337532] [2021-08-23 06:19:26,101 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [684337532] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:26,101 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:26,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2021-08-23 06:19:26,101 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78908391] [2021-08-23 06:19:26,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-23 06:19:26,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:26,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-23 06:19:26,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=325, Unknown=0, NotChecked=0, Total=420 [2021-08-23 06:19:26,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:26,102 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:26,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 21 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:26,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:26,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:26,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:26,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:26,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:26,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:26,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:26,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:26,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:26,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:26,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:26,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:26,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:26,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:26,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:26,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:26,233 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:26,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-08-23 06:19:26,407 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:26,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:26,408 INFO L82 PathProgramCache]: Analyzing trace with hash 683982658, now seen corresponding path program 13 times [2021-08-23 06:19:26,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:26,408 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734012367] [2021-08-23 06:19:26,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:26,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:26,416 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:26,416 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1703876266] [2021-08-23 06:19:26,416 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-23 06:19:26,416 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:26,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:26,417 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:26,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-08-23 06:19:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 06:19:26,784 WARN L261 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 53 conjunts are in the unsatisfiable core [2021-08-23 06:19:26,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:26,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-23 06:19:26,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:19:26,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-08-23 06:19:26,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2021-08-23 06:19:26,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 60 [2021-08-23 06:19:26,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:26,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2021-08-23 06:19:26,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-23 06:19:27,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-23 06:19:27,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:27,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2021-08-23 06:19:27,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2021-08-23 06:19:27,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:27,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:27,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:27,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 63 [2021-08-23 06:19:27,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:27,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:27,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:27,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:27,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:27,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:27,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:27,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 82 [2021-08-23 06:19:27,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-23 06:19:27,906 INFO L354 Elim1Store]: treesize reduction 877, result has 2.4 percent of original size [2021-08-23 06:19:27,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 21 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 70 case distinctions, treesize of input 143 treesize of output 110 [2021-08-23 06:19:27,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 82 [2021-08-23 06:19:28,200 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:28,200 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:28,200 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734012367] [2021-08-23 06:19:28,200 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:28,200 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1703876266] [2021-08-23 06:19:28,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1703876266] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:28,201 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:28,201 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2021-08-23 06:19:28,201 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675600444] [2021-08-23 06:19:28,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-23 06:19:28,202 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:28,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-23 06:19:28,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2021-08-23 06:19:28,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:28,203 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:28,203 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 21 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:28,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:28,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:28,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:28,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:28,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:28,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:28,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:28,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:28,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:28,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:28,712 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:28,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-08-23 06:19:28,910 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:28,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:28,911 INFO L82 PathProgramCache]: Analyzing trace with hash -1108099006, now seen corresponding path program 14 times [2021-08-23 06:19:28,911 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:28,911 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45081727] [2021-08-23 06:19:28,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:28,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:28,917 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:28,917 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [551242816] [2021-08-23 06:19:28,917 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 06:19:28,917 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:28,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:28,921 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:28,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-08-23 06:19:29,327 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 06:19:29,327 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:29,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 28 conjunts are in the unsatisfiable core [2021-08-23 06:19:29,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:29,732 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 29 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:29,732 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:29,732 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45081727] [2021-08-23 06:19:29,732 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:29,732 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [551242816] [2021-08-23 06:19:29,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [551242816] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:29,733 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:29,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2021-08-23 06:19:29,733 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201145468] [2021-08-23 06:19:29,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-08-23 06:19:29,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:29,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-08-23 06:19:29,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-08-23 06:19:29,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:29,736 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:29,737 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 1.35) internal successors, (27), 20 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:29,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:29,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:29,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:29,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:29,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:30,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-08-23 06:19:30,033 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:30,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:30,034 INFO L82 PathProgramCache]: Analyzing trace with hash -559765132, now seen corresponding path program 15 times [2021-08-23 06:19:30,034 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:30,034 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750984118] [2021-08-23 06:19:30,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:30,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:30,042 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:30,042 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [380865886] [2021-08-23 06:19:30,042 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 06:19:30,042 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:30,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:30,055 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:30,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-08-23 06:19:30,489 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-08-23 06:19:30,489 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:30,490 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 61 conjunts are in the unsatisfiable core [2021-08-23 06:19:30,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:30,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-23 06:19:30,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:19:30,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-08-23 06:19:30,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 42 [2021-08-23 06:19:30,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 56 [2021-08-23 06:19:30,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:30,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 70 [2021-08-23 06:19:30,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-23 06:19:30,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-23 06:19:31,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-23 06:19:31,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:31,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2021-08-23 06:19:31,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2021-08-23 06:19:31,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-23 06:19:31,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:31,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:31,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:31,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:31,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 79 [2021-08-23 06:19:31,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-23 06:19:31,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 108 [2021-08-23 06:19:32,265 INFO L354 Elim1Store]: treesize reduction 1162, result has 2.1 percent of original size [2021-08-23 06:19:32,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 28 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 92 case distinctions, treesize of input 163 treesize of output 125 [2021-08-23 06:19:32,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 94 [2021-08-23 06:19:32,575 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:32,575 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:32,575 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750984118] [2021-08-23 06:19:32,575 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:32,576 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [380865886] [2021-08-23 06:19:32,576 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [380865886] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:32,576 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:32,576 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2021-08-23 06:19:32,578 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203511268] [2021-08-23 06:19:32,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-23 06:19:32,579 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:32,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-23 06:19:32,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2021-08-23 06:19:32,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:32,580 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:32,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1.2173913043478262) internal successors, (28), 23 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:32,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:33,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:33,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:33,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-08-23 06:19:33,337 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:33,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:33,337 INFO L82 PathProgramCache]: Analyzing trace with hash -1009574832, now seen corresponding path program 16 times [2021-08-23 06:19:33,337 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:33,338 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904139183] [2021-08-23 06:19:33,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:33,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:33,344 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:33,345 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1431390407] [2021-08-23 06:19:33,345 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-23 06:19:33,345 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:33,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:33,353 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:33,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-08-23 06:19:33,873 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-23 06:19:33,873 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:33,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 26 conjunts are in the unsatisfiable core [2021-08-23 06:19:33,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:34,392 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 36 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:34,392 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:34,392 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904139183] [2021-08-23 06:19:34,392 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:34,392 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1431390407] [2021-08-23 06:19:34,393 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1431390407] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:34,393 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:34,393 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2021-08-23 06:19:34,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193496261] [2021-08-23 06:19:34,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-23 06:19:34,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:34,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-23 06:19:34,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=457, Unknown=0, NotChecked=0, Total=600 [2021-08-23 06:19:34,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:34,394 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:34,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.16) internal successors, (29), 25 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) [2021-08-23 06:19:34,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:34,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:34,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:34,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:34,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:34,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:34,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:34,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:34,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:34,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:34,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:34,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:34,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:34,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:34,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:34,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:34,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:34,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:34,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:34,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:34,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:34,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:34,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:34,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:34,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:34,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:34,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:34,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:34,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:34,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:34,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:34,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:34,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:34,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:34,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:34,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:34,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:34,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:34,568 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:34,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:34,763 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:34,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:34,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1953267970, now seen corresponding path program 17 times [2021-08-23 06:19:34,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:34,764 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542184999] [2021-08-23 06:19:34,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:34,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:34,775 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:34,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [479477666] [2021-08-23 06:19:34,775 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-23 06:19:34,775 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:34,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:34,776 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:34,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-08-23 06:19:35,318 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-08-23 06:19:35,319 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:35,320 WARN L261 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 65 conjunts are in the unsatisfiable core [2021-08-23 06:19:35,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:35,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-23 06:19:35,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:19:35,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:35,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:35,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-08-23 06:19:35,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-23 06:19:35,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 48 [2021-08-23 06:19:35,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:35,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:35,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:35,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:35,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:35,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 62 [2021-08-23 06:19:35,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-23 06:19:35,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-23 06:19:35,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 88 [2021-08-23 06:19:35,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-23 06:19:35,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:35,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2021-08-23 06:19:35,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:35,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:35,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:35,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 55 [2021-08-23 06:19:36,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-23 06:19:36,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:36,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:36,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:36,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:36,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 79 [2021-08-23 06:19:36,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-23 06:19:36,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 108 [2021-08-23 06:19:36,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 124 [2021-08-23 06:19:37,185 INFO L354 Elim1Store]: treesize reduction 1487, result has 1.8 percent of original size [2021-08-23 06:19:37,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 36 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 117 case distinctions, treesize of input 183 treesize of output 140 [2021-08-23 06:19:37,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 106 [2021-08-23 06:19:37,519 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:37,519 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:37,519 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542184999] [2021-08-23 06:19:37,519 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:37,519 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [479477666] [2021-08-23 06:19:37,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [479477666] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:37,519 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:37,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2021-08-23 06:19:37,519 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317333760] [2021-08-23 06:19:37,520 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-23 06:19:37,520 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:37,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-23 06:19:37,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2021-08-23 06:19:37,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:37,520 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:37,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.2) internal successors, (30), 25 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:37,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:37,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:37,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:37,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:37,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:38,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:38,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:38,305 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:38,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:38,478 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:38,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:38,478 INFO L82 PathProgramCache]: Analyzing trace with hash -414959998, now seen corresponding path program 18 times [2021-08-23 06:19:38,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:38,478 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265935085] [2021-08-23 06:19:38,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:38,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:38,485 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:38,485 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [235981194] [2021-08-23 06:19:38,485 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-23 06:19:38,485 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:38,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:38,496 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:38,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-08-23 06:19:39,152 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-08-23 06:19:39,152 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:39,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 28 conjunts are in the unsatisfiable core [2021-08-23 06:19:39,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:39,588 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 45 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:39,588 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:39,588 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265935085] [2021-08-23 06:19:39,588 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:39,588 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [235981194] [2021-08-23 06:19:39,588 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [235981194] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:39,588 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:39,589 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2021-08-23 06:19:39,589 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595733800] [2021-08-23 06:19:39,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-08-23 06:19:39,589 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:39,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-23 06:19:39,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=535, Unknown=0, NotChecked=0, Total=702 [2021-08-23 06:19:39,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:39,590 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:39,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 1.1481481481481481) internal successors, (31), 27 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) [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:39,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:39,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:39,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:39,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:39,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:39,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:39,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:39,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:39,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:39,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:39,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:39,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:39,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:39,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:39,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:39,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:39,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:39,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:39,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:39,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:39,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:39,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:39,757 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2021-08-23 06:19:39,953 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:39,953 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:39,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:39,953 INFO L82 PathProgramCache]: Analyzing trace with hash -686344524, now seen corresponding path program 19 times [2021-08-23 06:19:39,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:39,953 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366322604] [2021-08-23 06:19:39,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:39,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:39,964 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:39,964 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [218863591] [2021-08-23 06:19:39,964 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-23 06:19:39,964 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:39,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:39,993 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:39,997 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-08-23 06:19:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 06:19:40,727 WARN L261 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 71 conjunts are in the unsatisfiable core [2021-08-23 06:19:40,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:40,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-23 06:19:40,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:19:40,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-08-23 06:19:40,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-23 06:19:40,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 52 [2021-08-23 06:19:40,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 66 [2021-08-23 06:19:40,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 80 [2021-08-23 06:19:40,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:40,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 94 [2021-08-23 06:19:41,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 88 [2021-08-23 06:19:41,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 98 [2021-08-23 06:19:41,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-23 06:19:41,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-23 06:19:41,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2021-08-23 06:19:41,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-23 06:19:41,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:41,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:41,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:41,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:41,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 79 [2021-08-23 06:19:41,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-23 06:19:42,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 111 [2021-08-23 06:19:42,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:42,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 130 [2021-08-23 06:19:42,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 140 [2021-08-23 06:19:43,191 INFO L354 Elim1Store]: treesize reduction 1852, result has 1.6 percent of original size [2021-08-23 06:19:43,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 45 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 145 case distinctions, treesize of input 203 treesize of output 155 [2021-08-23 06:19:43,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 118 [2021-08-23 06:19:43,543 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:43,544 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:43,544 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366322604] [2021-08-23 06:19:43,544 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:43,544 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [218863591] [2021-08-23 06:19:43,544 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [218863591] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:43,544 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:43,544 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2021-08-23 06:19:43,544 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843266004] [2021-08-23 06:19:43,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-08-23 06:19:43,544 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:43,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-23 06:19:43,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2021-08-23 06:19:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:43,545 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:43,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 1.1851851851851851) internal successors, (32), 27 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:43,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:43,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:43,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:43,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:44,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:44,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:44,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:19:44,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:44,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:44,497 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:44,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:44,497 INFO L82 PathProgramCache]: Analyzing trace with hash -638568688, now seen corresponding path program 20 times [2021-08-23 06:19:44,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:44,498 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516934811] [2021-08-23 06:19:44,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:44,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:44,526 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:44,527 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1429732259] [2021-08-23 06:19:44,527 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 06:19:44,527 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:44,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:44,528 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:44,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-08-23 06:19:45,320 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 06:19:45,320 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:45,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 30 conjunts are in the unsatisfiable core [2021-08-23 06:19:45,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:45,890 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 55 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:45,890 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:45,890 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516934811] [2021-08-23 06:19:45,890 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:45,890 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1429732259] [2021-08-23 06:19:45,891 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1429732259] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:45,891 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:45,891 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2021-08-23 06:19:45,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169978796] [2021-08-23 06:19:45,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-23 06:19:45,891 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:45,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-23 06:19:45,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=619, Unknown=0, NotChecked=0, Total=812 [2021-08-23 06:19:45,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:45,892 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:45,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 29 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) [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:45,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:45,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:19:45,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:46,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:46,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:46,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:46,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:46,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:46,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:46,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:46,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:19:46,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:46,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:46,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:46,257 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:46,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:46,258 INFO L82 PathProgramCache]: Analyzing trace with hash 553906882, now seen corresponding path program 21 times [2021-08-23 06:19:46,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:46,258 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134079626] [2021-08-23 06:19:46,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:46,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:46,265 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:46,265 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [546083797] [2021-08-23 06:19:46,266 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 06:19:46,266 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:46,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:46,271 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:46,272 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-08-23 06:19:47,088 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-08-23 06:19:47,089 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:47,090 WARN L261 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 79 conjunts are in the unsatisfiable core [2021-08-23 06:19:47,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:47,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-08-23 06:19:47,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 22 [2021-08-23 06:19:47,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 36 [2021-08-23 06:19:47,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-23 06:19:47,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 48 [2021-08-23 06:19:47,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 58 [2021-08-23 06:19:47,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-23 06:19:47,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-23 06:19:47,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 92 [2021-08-23 06:19:47,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:47,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 106 [2021-08-23 06:19:47,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 108 [2021-08-23 06:19:47,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-23 06:19:47,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-23 06:19:48,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 47 [2021-08-23 06:19:48,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 66 [2021-08-23 06:19:48,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 85 [2021-08-23 06:19:48,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 104 [2021-08-23 06:19:48,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:48,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 123 [2021-08-23 06:19:48,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 124 [2021-08-23 06:19:49,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 140 [2021-08-23 06:19:49,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:49,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:49,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:49,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:49,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:49,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:49,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:49,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:49,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:49,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 159 [2021-08-23 06:19:50,380 INFO L354 Elim1Store]: treesize reduction 2257, result has 1.5 percent of original size [2021-08-23 06:19:50,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 55 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 176 case distinctions, treesize of input 223 treesize of output 170 [2021-08-23 06:19:50,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 130 [2021-08-23 06:19:50,801 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:50,801 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:50,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134079626] [2021-08-23 06:19:50,801 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:50,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [546083797] [2021-08-23 06:19:50,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [546083797] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:50,801 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:50,801 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2021-08-23 06:19:50,801 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57302560] [2021-08-23 06:19:50,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-23 06:19:50,802 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:50,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-23 06:19:50,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=734, Unknown=0, NotChecked=0, Total=812 [2021-08-23 06:19:50,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:50,802 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:50,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 29 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) [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:50,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:51,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:51,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:51,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:51,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:51,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:51,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:51,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:51,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:51,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:51,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:51,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:51,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:51,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:51,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:51,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:51,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:51,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:51,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:51,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:51,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:51,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:51,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:19:51,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:51,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:19:51,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:51,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-08-23 06:19:51,974 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:51,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:51,975 INFO L82 PathProgramCache]: Analyzing trace with hash -845480766, now seen corresponding path program 22 times [2021-08-23 06:19:51,975 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:51,975 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93846205] [2021-08-23 06:19:51,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:51,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:52,003 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:52,003 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1800891406] [2021-08-23 06:19:52,003 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-23 06:19:52,003 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:52,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:52,004 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:52,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-08-23 06:19:52,999 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-23 06:19:53,000 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:53,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 36 conjunts are in the unsatisfiable core [2021-08-23 06:19:53,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:53,744 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 55 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:53,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:53,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93846205] [2021-08-23 06:19:53,744 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:53,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1800891406] [2021-08-23 06:19:53,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1800891406] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:53,744 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:53,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2021-08-23 06:19:53,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593323618] [2021-08-23 06:19:53,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-08-23 06:19:53,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:53,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-08-23 06:19:53,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=720, Unknown=0, NotChecked=0, Total=930 [2021-08-23 06:19:53,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:53,745 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:53,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 1.1290322580645162) internal successors, (35), 31 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) [2021-08-23 06:19:53,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:53,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:53,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:53,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:53,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:19:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:53,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:53,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:53,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:53,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:53,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:53,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:53,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:53,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:19:53,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:53,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:19:53,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:19:53,927 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2021-08-23 06:19:54,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-08-23 06:19:54,109 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:19:54,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:19:54,109 INFO L82 PathProgramCache]: Analyzing trace with hash -1632726028, now seen corresponding path program 23 times [2021-08-23 06:19:54,109 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:19:54,109 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502456718] [2021-08-23 06:19:54,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:19:54,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:19:54,117 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:19:54,117 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [345106597] [2021-08-23 06:19:54,117 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-23 06:19:54,117 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:19:54,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:19:54,126 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:19:54,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-08-23 06:19:55,139 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-08-23 06:19:55,139 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:19:55,141 WARN L261 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 83 conjunts are in the unsatisfiable core [2021-08-23 06:19:55,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:19:55,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-23 06:19:55,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:19:55,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-08-23 06:19:55,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-23 06:19:55,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 52 [2021-08-23 06:19:55,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 66 [2021-08-23 06:19:55,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 80 [2021-08-23 06:19:55,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-23 06:19:55,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 92 [2021-08-23 06:19:55,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 98 [2021-08-23 06:19:55,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:55,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 112 [2021-08-23 06:19:55,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 118 [2021-08-23 06:19:55,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-23 06:19:56,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-23 06:19:56,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2021-08-23 06:19:56,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:56,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:56,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:56,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 63 [2021-08-23 06:19:56,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:56,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:56,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:56,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:56,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:56,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:56,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:56,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 82 [2021-08-23 06:19:56,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-23 06:19:56,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 108 [2021-08-23 06:19:57,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 127 [2021-08-23 06:19:57,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:19:57,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 146 [2021-08-23 06:19:57,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 156 [2021-08-23 06:19:57,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 172 [2021-08-23 06:19:59,113 INFO L354 Elim1Store]: treesize reduction 2702, result has 1.4 percent of original size [2021-08-23 06:19:59,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 66 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 210 case distinctions, treesize of input 243 treesize of output 185 [2021-08-23 06:19:59,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 142 [2021-08-23 06:19:59,497 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 157 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:19:59,497 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:19:59,497 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502456718] [2021-08-23 06:19:59,497 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:19:59,498 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [345106597] [2021-08-23 06:19:59,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [345106597] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:19:59,498 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:19:59,498 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2021-08-23 06:19:59,499 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858825806] [2021-08-23 06:19:59,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-08-23 06:19:59,500 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:19:59,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-08-23 06:19:59,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=846, Unknown=0, NotChecked=0, Total=930 [2021-08-23 06:19:59,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:19:59,503 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:19:59,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 1.1612903225806452) internal successors, (36), 31 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:19:59,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:59,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:19:59,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:19:59,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:19:59,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:19:59,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:19:59,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:00,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:00,563 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2021-08-23 06:20:00,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-08-23 06:20:00,736 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:20:00,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:20:00,736 INFO L82 PathProgramCache]: Analyzing trace with hash 88375760, now seen corresponding path program 24 times [2021-08-23 06:20:00,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:20:00,736 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691297914] [2021-08-23 06:20:00,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:20:00,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:20:00,744 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:20:00,745 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [387669316] [2021-08-23 06:20:00,745 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-23 06:20:00,745 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:20:00,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:20:00,746 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:20:00,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-08-23 06:20:01,938 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-08-23 06:20:01,938 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:20:01,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 34 conjunts are in the unsatisfiable core [2021-08-23 06:20:01,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:20:02,589 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 79 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:20:02,589 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:20:02,589 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691297914] [2021-08-23 06:20:02,589 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:20:02,589 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [387669316] [2021-08-23 06:20:02,589 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [387669316] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:20:02,589 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:20:02,589 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2021-08-23 06:20:02,589 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807431317] [2021-08-23 06:20:02,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-08-23 06:20:02,590 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:20:02,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-08-23 06:20:02,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=655, Unknown=0, NotChecked=0, Total=870 [2021-08-23 06:20:02,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:02,590 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:20:02,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 1.2333333333333334) internal successors, (37), 30 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:02,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:02,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:02,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:02,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:02,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:02,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:02,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:02,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:02,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:02,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:02,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:02,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:02,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:02,789 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2021-08-23 06:20:02,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:20:02,983 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:20:02,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:20:02,983 INFO L82 PathProgramCache]: Analyzing trace with hash -540076926, now seen corresponding path program 25 times [2021-08-23 06:20:02,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:20:02,983 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147051615] [2021-08-23 06:20:02,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:20:02,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:20:02,996 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:20:02,997 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1666180443] [2021-08-23 06:20:02,997 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-23 06:20:02,997 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:20:02,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:20:03,013 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:20:03,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2021-08-23 06:20:04,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 06:20:04,183 WARN L261 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 89 conjunts are in the unsatisfiable core [2021-08-23 06:20:04,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:20:04,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-08-23 06:20:04,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:20:04,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-08-23 06:20:04,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-23 06:20:04,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 48 [2021-08-23 06:20:04,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 58 [2021-08-23 06:20:04,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-23 06:20:04,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-23 06:20:04,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 92 [2021-08-23 06:20:04,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 106 [2021-08-23 06:20:04,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 108 [2021-08-23 06:20:04,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:04,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 122 [2021-08-23 06:20:04,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 128 [2021-08-23 06:20:05,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-23 06:20:05,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2021-08-23 06:20:05,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 55 [2021-08-23 06:20:05,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 74 [2021-08-23 06:20:05,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 93 [2021-08-23 06:20:05,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-23 06:20:05,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:05,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 111 [2021-08-23 06:20:06,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 130 [2021-08-23 06:20:06,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 149 [2021-08-23 06:20:06,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:06,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 168 [2021-08-23 06:20:06,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 172 [2021-08-23 06:20:07,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:07,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:07,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:07,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:07,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:07,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:07,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:07,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:07,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:07,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:07,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:07,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 191 [2021-08-23 06:20:09,127 INFO L354 Elim1Store]: treesize reduction 3187, result has 1.2 percent of original size [2021-08-23 06:20:09,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 26 select indices, 26 select index equivalence classes, 78 disjoint index pairs (out of 325 index pairs), introduced 26 new quantified variables, introduced 247 case distinctions, treesize of input 263 treesize of output 200 [2021-08-23 06:20:09,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 154 [2021-08-23 06:20:09,596 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 183 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:20:09,597 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:20:09,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147051615] [2021-08-23 06:20:09,597 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:20:09,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1666180443] [2021-08-23 06:20:09,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1666180443] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:20:09,597 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:20:09,597 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2021-08-23 06:20:09,597 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191986466] [2021-08-23 06:20:09,597 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-08-23 06:20:09,597 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:20:09,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-08-23 06:20:09,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=966, Unknown=0, NotChecked=0, Total=1056 [2021-08-23 06:20:09,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:09,598 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:20:09,598 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:20:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:09,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:10,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:10,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:10,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:10,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:10,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:10,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:10,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:10,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:10,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:10,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:10,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:10,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:10,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:10,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:20:10,876 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2021-08-23 06:20:11,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-08-23 06:20:11,055 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:20:11,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:20:11,055 INFO L82 PathProgramCache]: Analyzing trace with hash -399240446, now seen corresponding path program 26 times [2021-08-23 06:20:11,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:20:11,056 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357547058] [2021-08-23 06:20:11,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:20:11,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:20:11,065 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:20:11,065 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [677352763] [2021-08-23 06:20:11,065 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 06:20:11,065 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:20:11,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:20:11,072 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:20:11,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2021-08-23 06:20:12,420 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 06:20:12,421 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:20:12,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 38 conjunts are in the unsatisfiable core [2021-08-23 06:20:12,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:20:13,037 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 92 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:20:13,037 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:20:13,037 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357547058] [2021-08-23 06:20:13,037 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:20:13,037 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [677352763] [2021-08-23 06:20:13,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [677352763] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:20:13,037 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:20:13,037 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2021-08-23 06:20:13,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019696440] [2021-08-23 06:20:13,038 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-08-23 06:20:13,038 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:20:13,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-08-23 06:20:13,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=245, Invalid=747, Unknown=0, NotChecked=0, Total=992 [2021-08-23 06:20:13,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:13,039 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:20:13,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 1.21875) internal successors, (39), 32 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:20:13,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:13,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:13,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:13,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:13,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:13,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:13,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:13,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:13,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:13,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:13,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:13,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:13,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:13,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:13,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:20:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:13,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:20:13,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:20:13,305 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2021-08-23 06:20:13,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-08-23 06:20:13,489 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:20:13,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:20:13,489 INFO L82 PathProgramCache]: Analyzing trace with hash 1248117044, now seen corresponding path program 27 times [2021-08-23 06:20:13,489 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:20:13,489 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933493253] [2021-08-23 06:20:13,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:20:13,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:20:13,499 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:20:13,499 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1098699715] [2021-08-23 06:20:13,499 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 06:20:13,499 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:20:13,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:20:13,505 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:20:13,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2021-08-23 06:20:15,056 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-08-23 06:20:15,057 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:20:15,059 WARN L261 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 102 conjunts are in the unsatisfiable core [2021-08-23 06:20:15,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:20:15,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-23 06:20:15,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:20:15,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-08-23 06:20:15,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-23 06:20:15,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 52 [2021-08-23 06:20:15,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 66 [2021-08-23 06:20:15,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 80 [2021-08-23 06:20:15,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-23 06:20:15,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 92 [2021-08-23 06:20:15,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 98 [2021-08-23 06:20:15,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 112 [2021-08-23 06:20:15,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:15,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 126 [2021-08-23 06:20:15,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 128 [2021-08-23 06:20:15,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 138 [2021-08-23 06:20:16,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-23 06:20:16,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-23 06:20:16,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2021-08-23 06:20:16,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-23 06:20:16,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 76 [2021-08-23 06:20:17,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-23 06:20:17,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 111 [2021-08-23 06:20:17,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:17,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 130 [2021-08-23 06:20:17,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 140 [2021-08-23 06:20:18,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 159 [2021-08-23 06:20:18,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 178 [2021-08-23 06:20:18,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:18,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 197 [2021-08-23 06:20:18,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 204 [2021-08-23 06:20:19,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:20:19,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:20:19,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:20:19,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,241 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:20:19,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,257 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:20:19,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,308 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:20:19,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,313 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:20:19,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:20:19,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:20:19,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:20:19,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,333 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:20:19,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:20:19,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:20:19,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:19,338 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:20:19,339 INFO L244 Elim1Store]: Index analysis took 133 ms [2021-08-23 06:20:19,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 91 disjoint index pairs (out of 378 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 283 treesize of output 173 [2021-08-23 06:20:19,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 166 [2021-08-23 06:20:19,954 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:20:19,954 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:20:19,954 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933493253] [2021-08-23 06:20:19,954 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:20:19,955 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1098699715] [2021-08-23 06:20:19,955 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1098699715] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:20:19,955 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:20:19,955 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2021-08-23 06:20:19,955 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388523085] [2021-08-23 06:20:19,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-08-23 06:20:19,955 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:20:19,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-08-23 06:20:19,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1162, Unknown=0, NotChecked=0, Total=1260 [2021-08-23 06:20:19,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:19,956 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:20:19,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 1.1111111111111112) internal successors, (40), 36 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:19,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:20:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:20:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:20,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:20,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:20,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:20,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:20,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:20,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:20,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:20,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:20,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:20,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:20:20,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:20:20,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:20,819 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2021-08-23 06:20:20,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:20:20,998 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:20:20,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:20:20,998 INFO L82 PathProgramCache]: Analyzing trace with hash 776591682, now seen corresponding path program 28 times [2021-08-23 06:20:20,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:20:20,998 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325616652] [2021-08-23 06:20:20,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:20:20,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:20:21,011 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:20:21,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [894755489] [2021-08-23 06:20:21,011 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-23 06:20:21,011 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:20:21,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:20:21,012 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:20:21,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2021-08-23 06:20:22,695 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-23 06:20:22,695 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:20:22,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 39 conjunts are in the unsatisfiable core [2021-08-23 06:20:22,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:20:23,449 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 105 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:20:23,449 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:20:23,449 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325616652] [2021-08-23 06:20:23,449 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:20:23,449 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [894755489] [2021-08-23 06:20:23,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [894755489] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:20:23,449 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:20:23,450 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2021-08-23 06:20:23,450 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636056039] [2021-08-23 06:20:23,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-08-23 06:20:23,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:20:23,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-08-23 06:20:23,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=948, Unknown=0, NotChecked=0, Total=1260 [2021-08-23 06:20:23,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:23,451 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:20:23,451 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 36 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:23,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:23,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:23,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:23,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:23,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:23,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:23,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:20:23,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:20:23,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:23,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:23,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:23,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:20:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:23,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:20:23,958 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2021-08-23 06:20:24,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,33 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:20:24,158 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:20:24,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:20:24,159 INFO L82 PathProgramCache]: Analyzing trace with hash 1762780738, now seen corresponding path program 29 times [2021-08-23 06:20:24,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:20:24,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195049769] [2021-08-23 06:20:24,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:20:24,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:20:24,169 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:20:24,169 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [14934483] [2021-08-23 06:20:24,169 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-23 06:20:24,169 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:20:24,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:20:24,170 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:20:24,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2021-08-23 06:20:26,058 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-08-23 06:20:26,058 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:20:26,061 WARN L261 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 101 conjunts are in the unsatisfiable core [2021-08-23 06:20:26,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:20:26,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-23 06:20:26,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:20:26,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-08-23 06:20:26,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-23 06:20:26,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 48 [2021-08-23 06:20:26,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 62 [2021-08-23 06:20:26,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-23 06:20:26,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-23 06:20:26,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 88 [2021-08-23 06:20:26,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 102 [2021-08-23 06:20:26,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 108 [2021-08-23 06:20:26,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 118 [2021-08-23 06:20:26,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:26,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 132 [2021-08-23 06:20:26,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 138 [2021-08-23 06:20:26,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 148 [2021-08-23 06:20:27,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-23 06:20:27,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-23 06:20:27,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:27,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:27,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 47 [2021-08-23 06:20:27,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-23 06:20:27,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:27,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:27,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:27,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:27,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 79 [2021-08-23 06:20:28,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 98 [2021-08-23 06:20:28,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 108 [2021-08-23 06:20:28,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 127 [2021-08-23 06:20:28,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:28,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 146 [2021-08-23 06:20:29,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 165 [2021-08-23 06:20:29,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 184 [2021-08-23 06:20:29,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 188 [2021-08-23 06:20:29,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:29,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 207 [2021-08-23 06:20:30,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:30,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 226 [2021-08-23 06:20:33,463 INFO L354 Elim1Store]: treesize reduction 4277, result has 1.1 percent of original size [2021-08-23 06:20:33,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 105 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 330 case distinctions, treesize of input 303 treesize of output 230 [2021-08-23 06:20:33,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 178 [2021-08-23 06:20:34,008 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 241 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:20:34,008 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:20:34,008 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195049769] [2021-08-23 06:20:34,008 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:20:34,008 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [14934483] [2021-08-23 06:20:34,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [14934483] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:20:34,008 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:20:34,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2021-08-23 06:20:34,008 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425231487] [2021-08-23 06:20:34,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-08-23 06:20:34,009 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:20:34,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-08-23 06:20:34,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1230, Unknown=0, NotChecked=0, Total=1332 [2021-08-23 06:20:34,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:34,010 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:20:34,010 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 1.135135135135135) internal successors, (42), 37 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:34,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:34,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:34,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:34,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:34,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:34,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:34,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:34,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:34,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:34,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:34,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:20:34,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:20:34,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:34,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:20:34,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:35,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:20:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:20:35,672 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2021-08-23 06:20:35,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-08-23 06:20:35,861 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:20:35,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:20:35,861 INFO L82 PathProgramCache]: Analyzing trace with hash -2025096894, now seen corresponding path program 30 times [2021-08-23 06:20:35,861 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:20:35,861 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035226015] [2021-08-23 06:20:35,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:20:35,861 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:20:35,875 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:20:35,876 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1293727440] [2021-08-23 06:20:35,876 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-23 06:20:35,876 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:20:35,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:20:35,884 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:20:35,884 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2021-08-23 06:20:37,930 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-08-23 06:20:37,930 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:20:37,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 41 conjunts are in the unsatisfiable core [2021-08-23 06:20:37,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:20:38,726 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 120 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:20:38,727 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:20:38,727 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035226015] [2021-08-23 06:20:38,727 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:20:38,727 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1293727440] [2021-08-23 06:20:38,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1293727440] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:20:38,727 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:20:38,727 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2021-08-23 06:20:38,727 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287899858] [2021-08-23 06:20:38,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-08-23 06:20:38,727 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:20:38,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-08-23 06:20:38,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=353, Invalid=1129, Unknown=0, NotChecked=0, Total=1482 [2021-08-23 06:20:38,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:38,728 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:20:38,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 1.1025641025641026) internal successors, (43), 39 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:20:38,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:38,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:38,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:38,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:38,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:38,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:38,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:38,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:38,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:38,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:38,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:38,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:38,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:20:38,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:38,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:38,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:38,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:38,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:38,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:38,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:38,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:38,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:38,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:38,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:38,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:38,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:20:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:20:39,006 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2021-08-23 06:20:39,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,35 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:20:39,206 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:20:39,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:20:39,206 INFO L82 PathProgramCache]: Analyzing trace with hash -399131020, now seen corresponding path program 31 times [2021-08-23 06:20:39,206 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:20:39,206 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877860760] [2021-08-23 06:20:39,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:20:39,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:20:39,217 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:20:39,217 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1561992933] [2021-08-23 06:20:39,217 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-23 06:20:39,217 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:20:39,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:20:39,245 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:20:39,258 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2021-08-23 06:20:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 06:20:41,275 WARN L261 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 107 conjunts are in the unsatisfiable core [2021-08-23 06:20:41,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:20:41,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-23 06:20:41,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:20:41,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-08-23 06:20:41,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2021-08-23 06:20:41,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 60 [2021-08-23 06:20:41,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2021-08-23 06:20:41,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 88 [2021-08-23 06:20:41,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 102 [2021-08-23 06:20:41,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 116 [2021-08-23 06:20:41,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 130 [2021-08-23 06:20:41,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 144 [2021-08-23 06:20:41,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:41,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 158 [2021-08-23 06:20:41,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 128 [2021-08-23 06:20:42,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 138 [2021-08-23 06:20:42,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 148 [2021-08-23 06:20:42,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 158 [2021-08-23 06:20:42,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-23 06:20:42,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:42,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2021-08-23 06:20:43,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 55 [2021-08-23 06:20:43,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-23 06:20:43,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 79 [2021-08-23 06:20:43,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:43,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 98 [2021-08-23 06:20:43,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 108 [2021-08-23 06:20:44,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 127 [2021-08-23 06:20:44,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 146 [2021-08-23 06:20:44,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:44,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 165 [2021-08-23 06:20:45,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:45,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 184 [2021-08-23 06:20:45,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 188 [2021-08-23 06:20:45,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 204 [2021-08-23 06:20:46,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 220 [2021-08-23 06:20:46,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 236 [2021-08-23 06:20:50,913 INFO L354 Elim1Store]: treesize reduction 4882, result has 1.0 percent of original size [2021-08-23 06:20:50,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 32 select indices, 32 select index equivalence classes, 120 disjoint index pairs (out of 496 index pairs), introduced 32 new quantified variables, introduced 376 case distinctions, treesize of input 323 treesize of output 245 [2021-08-23 06:20:50,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 190 [2021-08-23 06:20:51,568 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:20:51,568 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:20:51,569 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877860760] [2021-08-23 06:20:51,569 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:20:51,569 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1561992933] [2021-08-23 06:20:51,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1561992933] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:20:51,569 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:20:51,569 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2021-08-23 06:20:51,569 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897553024] [2021-08-23 06:20:51,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-08-23 06:20:51,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:20:51,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-08-23 06:20:51,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=1374, Unknown=0, NotChecked=0, Total=1482 [2021-08-23 06:20:51,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:51,570 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:20:51,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 1.1282051282051282) internal successors, (44), 39 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:51,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:51,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:51,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:51,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:51,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:51,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:51,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:20:51,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:20:51,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:51,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:20:51,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:20:51,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:20:51,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:53,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:53,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:53,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:20:53,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:20:53,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:53,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:20:53,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:20:53,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:20:53,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-23 06:20:53,648 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2021-08-23 06:20:53,845 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-08-23 06:20:53,845 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:20:53,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:20:53,845 INFO L82 PathProgramCache]: Analyzing trace with hash -324884656, now seen corresponding path program 32 times [2021-08-23 06:20:53,845 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:20:53,845 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943934172] [2021-08-23 06:20:53,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:20:53,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:20:53,858 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:20:53,858 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1141813214] [2021-08-23 06:20:53,858 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 06:20:53,858 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:20:53,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:20:53,898 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:20:53,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2021-08-23 06:20:56,045 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 06:20:56,045 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:20:56,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 44 conjunts are in the unsatisfiable core [2021-08-23 06:20:56,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:20:56,964 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 137 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:20:56,964 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:20:56,964 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943934172] [2021-08-23 06:20:56,964 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:20:56,964 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1141813214] [2021-08-23 06:20:56,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1141813214] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:20:56,965 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:20:56,965 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2021-08-23 06:20:56,965 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646959021] [2021-08-23 06:20:56,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2021-08-23 06:20:56,965 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:20:56,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-08-23 06:20:56,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=347, Invalid=1059, Unknown=0, NotChecked=0, Total=1406 [2021-08-23 06:20:56,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:56,966 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:20:56,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 1.1842105263157894) internal successors, (45), 38 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:56,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:56,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:56,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:56,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:56,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:20:56,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:20:56,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:56,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:20:56,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:20:56,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:20:56,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-23 06:20:56,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:20:57,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:57,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:57,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:20:57,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:57,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:20:57,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:57,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:20:57,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:57,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:20:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-23 06:20:57,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:20:57,248 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2021-08-23 06:20:57,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,37 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:20:57,448 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:20:57,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:20:57,448 INFO L82 PathProgramCache]: Analyzing trace with hash -1139775486, now seen corresponding path program 33 times [2021-08-23 06:20:57,448 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:20:57,448 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967537448] [2021-08-23 06:20:57,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:20:57,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:20:57,461 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:20:57,461 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1656868058] [2021-08-23 06:20:57,462 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 06:20:57,462 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:20:57,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:20:57,462 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:20:57,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2021-08-23 06:20:59,936 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-08-23 06:20:59,936 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:20:59,939 WARN L261 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 120 conjunts are in the unsatisfiable core [2021-08-23 06:20:59,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:20:59,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-23 06:20:59,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:20:59,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:59,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:20:59,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-08-23 06:21:00,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2021-08-23 06:21:00,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 60 [2021-08-23 06:21:00,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2021-08-23 06:21:00,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-23 06:21:00,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-23 06:21:00,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 92 [2021-08-23 06:21:00,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 106 [2021-08-23 06:21:00,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 120 [2021-08-23 06:21:00,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 134 [2021-08-23 06:21:00,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 128 [2021-08-23 06:21:00,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 142 [2021-08-23 06:21:00,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:00,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 156 [2021-08-23 06:21:00,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 158 [2021-08-23 06:21:00,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 168 [2021-08-23 06:21:01,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-23 06:21:01,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:01,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2021-08-23 06:21:01,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:01,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:01,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:01,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 55 [2021-08-23 06:21:02,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 74 [2021-08-23 06:21:02,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 93 [2021-08-23 06:21:02,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 112 [2021-08-23 06:21:02,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:02,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 131 [2021-08-23 06:21:03,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 150 [2021-08-23 06:21:03,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 140 [2021-08-23 06:21:03,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:03,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 159 [2021-08-23 06:21:04,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 172 [2021-08-23 06:21:04,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:04,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:04,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:04,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:04,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:04,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:04,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:04,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:04,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:04,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:04,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:04,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 191 [2021-08-23 06:21:04,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 204 [2021-08-23 06:21:05,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 220 [2021-08-23 06:21:05,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:05,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:05,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:05,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:05,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:05,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:05,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:05,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:05,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:05,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:05,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:05,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:05,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:05,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:05,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 239 [2021-08-23 06:21:06,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 217 treesize of output 258 [2021-08-23 06:21:06,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,649 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,661 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,673 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,690 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,731 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,765 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:06,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-23 06:21:06,771 INFO L244 Elim1Store]: Index analysis took 149 ms [2021-08-23 06:21:06,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 136 disjoint index pairs (out of 561 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 343 treesize of output 209 [2021-08-23 06:21:06,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 202 [2021-08-23 06:21:07,599 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 307 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:21:07,599 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:21:07,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967537448] [2021-08-23 06:21:07,600 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:21:07,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1656868058] [2021-08-23 06:21:07,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1656868058] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:21:07,600 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:21:07,600 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2021-08-23 06:21:07,600 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660277556] [2021-08-23 06:21:07,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2021-08-23 06:21:07,600 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:21:07,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-08-23 06:21:07,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=1606, Unknown=0, NotChecked=0, Total=1722 [2021-08-23 06:21:07,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:21:07,601 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:21:07,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 1.0952380952380953) internal successors, (46), 42 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:21:07,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:07,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:21:08,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:08,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:08,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:08,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:21:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-23 06:21:08,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:08,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 06:21:08,267 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2021-08-23 06:21:08,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-08-23 06:21:08,442 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:21:08,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:21:08,442 INFO L82 PathProgramCache]: Analyzing trace with hash -631587440, now seen corresponding path program 34 times [2021-08-23 06:21:08,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:21:08,442 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078379648] [2021-08-23 06:21:08,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:21:08,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:21:08,460 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:21:08,460 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [909830221] [2021-08-23 06:21:08,460 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-23 06:21:08,461 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:21:08,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:21:08,461 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:21:08,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2021-08-23 06:21:10,928 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-23 06:21:10,929 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:21:10,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 45 conjunts are in the unsatisfiable core [2021-08-23 06:21:10,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:21:11,805 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 153 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:21:11,805 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:21:11,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078379648] [2021-08-23 06:21:11,805 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:21:11,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [909830221] [2021-08-23 06:21:11,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [909830221] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:21:11,805 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:21:11,805 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2021-08-23 06:21:11,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297072523] [2021-08-23 06:21:11,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2021-08-23 06:21:11,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:21:11,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-08-23 06:21:11,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=426, Invalid=1296, Unknown=0, NotChecked=0, Total=1722 [2021-08-23 06:21:11,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:21:11,806 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:21:11,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 1.119047619047619) internal successors, (47), 42 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:21:11,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:11,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:11,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:11,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:11,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:21:11,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:11,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:11,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:11,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:11,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:11,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:11,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:21:11,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:11,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:11,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 06:21:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:21:12,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:12,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:21:12,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:21:12,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:21:12,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:21:12,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:12,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:12,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:21:12,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:21:12,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-23 06:21:12,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:12,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 06:21:12,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-23 06:21:12,440 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2021-08-23 06:21:12,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-08-23 06:21:12,637 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:21:12,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:21:12,637 INFO L82 PathProgramCache]: Analyzing trace with hash 1058900916, now seen corresponding path program 35 times [2021-08-23 06:21:12,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:21:12,637 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252259315] [2021-08-23 06:21:12,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:21:12,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:21:12,650 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:21:12,650 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1568675766] [2021-08-23 06:21:12,650 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-23 06:21:12,650 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:21:12,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:21:12,651 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:21:12,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2021-08-23 06:21:15,383 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-08-23 06:21:15,383 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:21:15,386 WARN L261 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 119 conjunts are in the unsatisfiable core [2021-08-23 06:21:15,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:21:15,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-08-23 06:21:15,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 22 [2021-08-23 06:21:15,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 36 [2021-08-23 06:21:15,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-23 06:21:15,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 52 [2021-08-23 06:21:15,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 66 [2021-08-23 06:21:15,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 80 [2021-08-23 06:21:15,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-23 06:21:15,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 88 [2021-08-23 06:21:15,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 98 [2021-08-23 06:21:15,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 108 [2021-08-23 06:21:15,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:15,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 122 [2021-08-23 06:21:15,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 128 [2021-08-23 06:21:15,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 138 [2021-08-23 06:21:16,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 152 [2021-08-23 06:21:16,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 166 [2021-08-23 06:21:16,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:16,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 180 [2021-08-23 06:21:16,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 153 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 178 [2021-08-23 06:21:16,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-23 06:21:17,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2021-08-23 06:21:17,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 50 [2021-08-23 06:21:17,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 69 [2021-08-23 06:21:17,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:17,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 88 [2021-08-23 06:21:17,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-23 06:21:18,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 108 [2021-08-23 06:21:18,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:18,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:18,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:18,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:18,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:18,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:18,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:18,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 127 [2021-08-23 06:21:18,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 140 [2021-08-23 06:21:19,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 159 [2021-08-23 06:21:19,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:19,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 178 [2021-08-23 06:21:19,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 188 [2021-08-23 06:21:20,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 207 [2021-08-23 06:21:20,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:20,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 226 [2021-08-23 06:21:21,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 236 [2021-08-23 06:21:21,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 252 [2021-08-23 06:21:22,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 224 treesize of output 268 [2021-08-23 06:21:28,420 WARN L207 SmtUtils]: Spent 5.72 s on a formula simplification. DAG size of input: 1983 DAG size of output: 55 [2021-08-23 06:21:28,421 INFO L354 Elim1Store]: treesize reduction 6212, result has 0.9 percent of original size [2021-08-23 06:21:28,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 36 select indices, 36 select index equivalence classes, 153 disjoint index pairs (out of 630 index pairs), introduced 36 new quantified variables, introduced 477 case distinctions, treesize of input 363 treesize of output 275 [2021-08-23 06:21:28,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 153 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 214 [2021-08-23 06:21:29,124 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 343 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:21:29,124 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:21:29,124 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252259315] [2021-08-23 06:21:29,124 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:21:29,124 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1568675766] [2021-08-23 06:21:29,124 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1568675766] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:21:29,124 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:21:29,124 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43] total 43 [2021-08-23 06:21:29,124 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360959049] [2021-08-23 06:21:29,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2021-08-23 06:21:29,125 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:21:29,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-08-23 06:21:29,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=1686, Unknown=0, NotChecked=0, Total=1806 [2021-08-23 06:21:29,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:21:29,126 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:21:29,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 1.1162790697674418) internal successors, (48), 43 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:21:29,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:29,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:29,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:29,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:29,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:21:29,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:29,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-23 06:21:29,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:21:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:32,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:21:32,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:21:32,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:21:32,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:21:32,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:32,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:32,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:21:32,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:21:32,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-23 06:21:32,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:32,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 06:21:32,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-23 06:21:32,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-23 06:21:32,034 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2021-08-23 06:21:32,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-08-23 06:21:32,208 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:21:32,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:21:32,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1924432400, now seen corresponding path program 36 times [2021-08-23 06:21:32,208 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:21:32,208 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210517627] [2021-08-23 06:21:32,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:21:32,208 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:21:32,222 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:21:32,223 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [628333331] [2021-08-23 06:21:32,223 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-23 06:21:32,223 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:21:32,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:21:32,223 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:21:32,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2021-08-23 06:21:35,232 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2021-08-23 06:21:35,232 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:21:35,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 46 conjunts are in the unsatisfiable core [2021-08-23 06:21:35,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:21:36,224 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 171 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:21:36,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:21:36,224 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210517627] [2021-08-23 06:21:36,224 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:21:36,224 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [628333331] [2021-08-23 06:21:36,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [628333331] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:21:36,224 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:21:36,224 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2021-08-23 06:21:36,224 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51425726] [2021-08-23 06:21:36,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2021-08-23 06:21:36,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:21:36,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-08-23 06:21:36,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=473, Invalid=1507, Unknown=0, NotChecked=0, Total=1980 [2021-08-23 06:21:36,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:21:36,225 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:21:36,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 1.0888888888888888) internal successors, (49), 45 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:21:36,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:21:36,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:21:36,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:21:36,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:36,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:36,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:21:36,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:21:36,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-23 06:21:36,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:36,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 06:21:36,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-23 06:21:36,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-23 06:21:36,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:21:36,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:36,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:36,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:36,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:36,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:21:36,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:36,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:36,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-23 06:21:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-23 06:21:36,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-23 06:21:36,544 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2021-08-23 06:21:36,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-08-23 06:21:36,741 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:21:36,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:21:36,741 INFO L82 PathProgramCache]: Analyzing trace with hash 1594792386, now seen corresponding path program 37 times [2021-08-23 06:21:36,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:21:36,742 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353226608] [2021-08-23 06:21:36,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:21:36,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:21:36,758 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:21:36,758 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2147056429] [2021-08-23 06:21:36,758 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-23 06:21:36,759 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:21:36,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:21:36,759 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:21:36,760 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2021-08-23 06:21:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 06:21:39,719 WARN L261 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 125 conjunts are in the unsatisfiable core [2021-08-23 06:21:39,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:21:39,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-23 06:21:39,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:21:39,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:39,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:39,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 32 [2021-08-23 06:21:39,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-23 06:21:39,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:39,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:39,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:39,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:39,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 52 [2021-08-23 06:21:39,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:39,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:39,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:39,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:39,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:39,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:39,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:39,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:39,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:39,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 66 [2021-08-23 06:21:39,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-23 06:21:39,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 78 [2021-08-23 06:21:39,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 88 [2021-08-23 06:21:40,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 102 [2021-08-23 06:21:40,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 116 [2021-08-23 06:21:40,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 130 [2021-08-23 06:21:40,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 128 [2021-08-23 06:21:40,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 142 [2021-08-23 06:21:40,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 156 [2021-08-23 06:21:40,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 170 [2021-08-23 06:21:40,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 184 [2021-08-23 06:21:40,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:40,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 153 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 198 [2021-08-23 06:21:41,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 18 select indices, 18 select index equivalence classes, 171 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 188 [2021-08-23 06:21:41,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-23 06:21:41,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:41,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2021-08-23 06:21:42,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:42,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:42,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:42,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 55 [2021-08-23 06:21:42,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-23 06:21:42,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 76 [2021-08-23 06:21:42,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-23 06:21:42,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:42,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:42,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:42,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:42,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:42,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:42,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 111 [2021-08-23 06:21:43,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:43,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:43,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:43,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:43,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:43,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:43,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:43,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:43,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:43,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:43,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:43,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:43,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:43,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 130 [2021-08-23 06:21:43,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 140 [2021-08-23 06:21:43,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 156 [2021-08-23 06:21:44,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 175 [2021-08-23 06:21:44,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:44,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 194 [2021-08-23 06:21:45,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 213 [2021-08-23 06:21:45,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:45,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 232 [2021-08-23 06:21:46,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 236 [2021-08-23 06:21:46,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:46,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:46,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:46,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:46,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:46,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:46,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:46,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:46,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:46,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:46,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:46,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:46,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:46,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:46,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:46,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 214 treesize of output 255 [2021-08-23 06:21:47,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 274 [2021-08-23 06:21:47,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:21:47,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 153 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 246 treesize of output 293 [2021-08-23 06:21:55,416 WARN L207 SmtUtils]: Spent 7.17 s on a formula simplification. DAG size of input: 2207 DAG size of output: 58 [2021-08-23 06:21:55,416 INFO L354 Elim1Store]: treesize reduction 6937, result has 0.8 percent of original size [2021-08-23 06:21:55,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 38 select indices, 38 select index equivalence classes, 171 disjoint index pairs (out of 703 index pairs), introduced 38 new quantified variables, introduced 532 case distinctions, treesize of input 383 treesize of output 290 [2021-08-23 06:21:55,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 171 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 226 [2021-08-23 06:21:56,192 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:21:56,193 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:21:56,193 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353226608] [2021-08-23 06:21:56,193 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:21:56,193 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2147056429] [2021-08-23 06:21:56,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2147056429] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:21:56,193 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:21:56,193 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2021-08-23 06:21:56,193 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222050465] [2021-08-23 06:21:56,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2021-08-23 06:21:56,193 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:21:56,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-08-23 06:21:56,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1854, Unknown=0, NotChecked=0, Total=1980 [2021-08-23 06:21:56,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:21:56,194 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:21:56,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 1.1111111111111112) internal successors, (50), 45 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:21:56,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:56,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:56,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:56,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:56,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:21:56,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:56,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:56,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:56,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:56,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:56,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:56,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:21:56,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-23 06:21:56,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:21:59,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:59,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:59,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:21:59,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:59,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:21:59,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:59,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-23 06:21:59,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-23 06:21:59,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 06:21:59,417 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2021-08-23 06:21:59,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-08-23 06:21:59,588 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:21:59,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:21:59,588 INFO L82 PathProgramCache]: Analyzing trace with hash 1357198786, now seen corresponding path program 38 times [2021-08-23 06:21:59,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:21:59,588 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970721661] [2021-08-23 06:21:59,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:21:59,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:21:59,603 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:21:59,603 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [614823117] [2021-08-23 06:21:59,603 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 06:21:59,604 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:21:59,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:21:59,604 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:21:59,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2021-08-23 06:22:02,901 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 06:22:02,902 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:22:02,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 51 conjunts are in the unsatisfiable core [2021-08-23 06:22:02,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:22:04,053 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 171 proven. 230 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 06:22:04,054 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 06:22:04,054 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970721661] [2021-08-23 06:22:04,054 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-23 06:22:04,054 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [614823117] [2021-08-23 06:22:04,054 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [614823117] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 06:22:04,054 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-23 06:22:04,054 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47] total 47 [2021-08-23 06:22:04,054 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55753119] [2021-08-23 06:22:04,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2021-08-23 06:22:04,054 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 06:22:04,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-08-23 06:22:04,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=498, Invalid=1664, Unknown=0, NotChecked=0, Total=2162 [2021-08-23 06:22:04,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:22:04,055 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 06:22:04,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 1.0851063829787233) internal successors, (51), 47 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 06:22:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:22:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:22:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:22:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:22:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:22:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:22:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:22:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:22:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:22:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:22:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 06:22:04,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:22:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 06:22:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-23 06:22:04,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Ended with exit code 0 [2021-08-23 06:22:04,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,43 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:22:04,589 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 06:22:04,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 06:22:04,589 INFO L82 PathProgramCache]: Analyzing trace with hash -1894242060, now seen corresponding path program 39 times [2021-08-23 06:22:04,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 06:22:04,590 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840968416] [2021-08-23 06:22:04,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 06:22:04,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 06:22:04,633 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-23 06:22:04,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [670152243] [2021-08-23 06:22:04,633 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 06:22:04,634 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 06:22:04,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 06:22:04,634 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 06:22:04,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-08-23 06:22:08,783 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2021-08-23 06:22:08,783 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 06:22:08,788 WARN L261 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 135 conjunts are in the unsatisfiable core [2021-08-23 06:22:08,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 06:22:08,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-08-23 06:22:08,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-08-23 06:22:08,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2021-08-23 06:22:08,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2021-08-23 06:22:08,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:08,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:08,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:08,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:08,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 52 [2021-08-23 06:22:08,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 58 [2021-08-23 06:22:09,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 68 [2021-08-23 06:22:09,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:09,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:09,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:09,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:09,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:09,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:09,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:09,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 82 [2021-08-23 06:22:09,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 88 [2021-08-23 06:22:09,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 98 [2021-08-23 06:22:09,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 108 [2021-08-23 06:22:09,442 INFO L354 Elim1Store]: treesize reduction 242, result has 18.8 percent of original size [2021-08-23 06:22:09,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 11 case distinctions, treesize of input 90 treesize of output 122 [2021-08-23 06:22:09,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:09,664 INFO L354 Elim1Store]: treesize reduction 352, result has 13.7 percent of original size [2021-08-23 06:22:09,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 56 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 22 case distinctions, treesize of input 101 treesize of output 136 [2021-08-23 06:22:09,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:09,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:09,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:09,953 INFO L354 Elim1Store]: treesize reduction 462, result has 10.8 percent of original size [2021-08-23 06:22:09,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 58 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 33 case distinctions, treesize of input 112 treesize of output 150 [2021-08-23 06:22:10,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,291 INFO L354 Elim1Store]: treesize reduction 572, result has 8.9 percent of original size [2021-08-23 06:22:10,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 61 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 44 case distinctions, treesize of input 123 treesize of output 164 [2021-08-23 06:22:10,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,691 INFO L354 Elim1Store]: treesize reduction 682, result has 7.6 percent of original size [2021-08-23 06:22:10,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 65 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 55 case distinctions, treesize of input 134 treesize of output 178 [2021-08-23 06:22:10,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:10,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,150 INFO L354 Elim1Store]: treesize reduction 792, result has 6.6 percent of original size [2021-08-23 06:22:11,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 16 select indices, 16 select index equivalence classes, 70 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 66 case distinctions, treesize of input 145 treesize of output 192 [2021-08-23 06:22:11,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,671 INFO L354 Elim1Store]: treesize reduction 902, result has 5.8 percent of original size [2021-08-23 06:22:11,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 76 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 77 case distinctions, treesize of input 156 treesize of output 206 [2021-08-23 06:22:11,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:11,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:12,286 INFO L354 Elim1Store]: treesize reduction 1012, result has 5.2 percent of original size [2021-08-23 06:22:12,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 18 select indices, 18 select index equivalence classes, 83 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 88 case distinctions, treesize of input 167 treesize of output 220 [2021-08-23 06:22:13,339 INFO L354 Elim1Store]: treesize reduction 1568, result has 6.7 percent of original size [2021-08-23 06:22:13,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 19 select indices, 19 select index equivalence classes, 55 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 135 case distinctions, treesize of input 185 treesize of output 241 [2021-08-23 06:22:14,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-08-23 06:22:14,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-08-23 06:22:14,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:14,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:14,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 47 [2021-08-23 06:22:15,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 60 [2021-08-23 06:22:15,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:15,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:15,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:15,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:15,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 79 [2021-08-23 06:22:15,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 92 [2021-08-23 06:22:16,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 111 [2021-08-23 06:22:16,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-23 06:22:16,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 130 [2021-08-23 06:22:16,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 140 [2021-08-23 06:22:17,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 156 [2021-08-23 06:22:17,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 172 [2021-08-23 06:22:17,959 INFO L354 Elim1Store]: treesize reduction 297, result has 20.8 percent of original size [2021-08-23 06:22:17,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 11 case distinctions, treesize of input 162 treesize of output 191 [2021-08-23 06:22:18,497 INFO L354 Elim1Store]: treesize reduction 440, result has 16.5 percent of original size [2021-08-23 06:22:18,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 55 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 23 case distinctions, treesize of input 178 treesize of output 210 [2021-08-23 06:22:19,260 INFO L354 Elim1Store]: treesize reduction 595, result has 13.9 percent of original size [2021-08-23 06:22:19,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 55 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 36 case distinctions, treesize of input 194 treesize of output 229 [2021-08-23 06:22:20,075 INFO L354 Elim1Store]: treesize reduction 762, result has 12.1 percent of original size [2021-08-23 06:22:20,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 55 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 50 case distinctions, treesize of input 210 treesize of output 248 [2021-08-23 06:22:21,097 INFO L354 Elim1Store]: treesize reduction 941, result has 10.8 percent of original size [2021-08-23 06:22:21,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 55 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 65 case distinctions, treesize of input 226 treesize of output 267 [2021-08-23 06:22:22,454 INFO L354 Elim1Store]: treesize reduction 1132, result has 9.8 percent of original size [2021-08-23 06:22:22,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 55 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 81 case distinctions, treesize of input 242 treesize of output 286 [2021-08-23 06:22:24,183 INFO L354 Elim1Store]: treesize reduction 1335, result has 9.0 percent of original size [2021-08-23 06:22:24,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 55 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 98 case distinctions, treesize of input 258 treesize of output 305 [2021-08-23 06:22:25,902 INFO L354 Elim1Store]: treesize reduction 1550, result has 8.3 percent of original size [2021-08-23 06:22:25,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 55 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 116 case distinctions, treesize of input 274 treesize of output 324 [2021-08-23 06:22:42,921 WARN L207 SmtUtils]: Spent 16.14 s on a formula simplification. DAG size of input: 2992 DAG size of output: 466 [2021-08-23 06:22:42,924 INFO L354 Elim1Store]: treesize reduction 8553, result has 12.5 percent of original size [2021-08-23 06:22:42,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 40 select indices, 40 select index equivalence classes, 55 disjoint index pairs (out of 780 index pairs), introduced 40 new quantified variables, introduced 725 case distinctions, treesize of input 478 treesize of output 1521 [2021-08-23 06:22:44,213 INFO L354 Elim1Store]: treesize reduction 1568, result has 8.7 percent of original size [2021-08-23 06:22:44,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 19 select indices, 19 select index equivalence classes, 55 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 135 case distinctions, treesize of input 2090 treesize of output 1743 Received shutdown request... [2021-08-23 06:33:56,000 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-23 06:33:56,001 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-23 06:33:56,004 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-23 06:33:56,057 WARN L223 SmtUtils]: Removed 1 from assertion stack [2021-08-23 06:33:56,059 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-08-23 06:33:56,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2021-08-23 06:33:56,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2021-08-23 06:33:56,285 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 53 with TraceHistMax 20,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 10 for 15ms.. [2021-08-23 06:33:56,286 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-23 06:33:56,286 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-23 06:33:56,292 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-23 06:33:56,292 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-23 06:33:56,293 INFO L202 PluginConnector]: Adding new model loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 06:33:56 BasicIcfg [2021-08-23 06:33:56,293 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-23 06:33:56,293 INFO L168 Benchmark]: Toolchain (without parser) took 883525.49 ms. Allocated memory was 173.0 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 153.4 MB in the beginning and 346.1 MB in the end (delta: -192.7 MB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. [2021-08-23 06:33:56,293 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.09 ms. Allocated memory is still 173.0 MB. Free memory is still 154.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-23 06:33:56,294 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.45 ms. Allocated memory is still 173.0 MB. Free memory was 153.3 MB in the beginning and 151.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-23 06:33:56,294 INFO L168 Benchmark]: Boogie Preprocessor took 9.85 ms. Allocated memory is still 173.0 MB. Free memory was 151.7 MB in the beginning and 150.8 MB in the end (delta: 951.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-23 06:33:56,294 INFO L168 Benchmark]: RCFGBuilder took 327.73 ms. Allocated memory is still 173.0 MB. Free memory was 150.8 MB in the beginning and 135.9 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-08-23 06:33:56,294 INFO L168 Benchmark]: TraceAbstraction took 883167.47 ms. Allocated memory was 173.0 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 135.4 MB in the beginning and 346.1 MB in the end (delta: -210.7 MB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. [2021-08-23 06:33:56,295 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 0.09 ms. Allocated memory is still 173.0 MB. Free memory is still 154.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 17.45 ms. Allocated memory is still 173.0 MB. Free memory was 153.3 MB in the beginning and 151.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 9.85 ms. Allocated memory is still 173.0 MB. Free memory was 151.7 MB in the beginning and 150.8 MB in the end (delta: 951.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 327.73 ms. Allocated memory is still 173.0 MB. Free memory was 150.8 MB in the beginning and 135.9 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 883167.47 ms. Allocated memory was 173.0 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 135.4 MB in the beginning and 346.1 MB in the end (delta: -210.7 MB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3112, positive: 2125, positive conditional: 2056, positive unconditional: 69, negative: 987, negative conditional: 987, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 2056, positive unconditional: 69, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 2056, positive unconditional: 69, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 1994, positive unconditional: 131, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 1848, positive unconditional: 277, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 1848, positive unconditional: 277, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 531, positive: 531, positive conditional: 460, positive unconditional: 71, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 531, positive: 531, positive conditional: 0, positive unconditional: 531, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2125, positive: 1594, positive conditional: 1388, positive unconditional: 206, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 531, unknown conditional: 460, unknown unconditional: 71] , Statistics on independence cache: Total cache size (in pairs): 531, Positive cache size: 531, Positive conditional cache size: 460, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 146, Maximal queried relation: 0, Independence queries for same thread: 987 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 20, Number of persistent set computation: 11, Number of trivial persistent sets: 8, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 69, positive: 69, positive conditional: 0, positive unconditional: 69, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3112, positive: 2125, positive conditional: 2056, positive unconditional: 69, negative: 987, negative conditional: 987, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 2056, positive unconditional: 69, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 2056, positive unconditional: 69, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 1994, positive unconditional: 131, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 1848, positive unconditional: 277, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2125, positive: 2125, positive conditional: 1848, positive unconditional: 277, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 531, positive: 531, positive conditional: 460, positive unconditional: 71, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 531, positive: 531, positive conditional: 0, positive unconditional: 531, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2125, positive: 1594, positive conditional: 1388, positive unconditional: 206, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 531, unknown conditional: 460, unknown unconditional: 71] , Statistics on independence cache: Total cache size (in pairs): 531, Positive cache size: 531, Positive conditional cache size: 460, Positive unconditional cache size: 71, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 146, Maximal queried relation: 0, Independence queries for same thread: 987 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 67]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 53 with TraceHistMax 20,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 10 for 15ms.. - TimeoutResultAtElement [Line: 62]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 53 with TraceHistMax 20,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 10 for 15ms.. - TimeoutResultAtElement [Line: 59]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 53 with TraceHistMax 20,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 10 for 15ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 25 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 883068.2ms, OverallIterations: 42, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 27.9ms, PartialOrderReductionTime: 21852.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 924, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 199.4ms SsaConstructionTime, 3041.8ms SatisfiabilityAnalysisTime, 98195.5ms InterpolantComputationTime, 1270 NumberOfCodeBlocks, 1270 NumberOfCodeBlocksAsserted, 165 NumberOfCheckSat, 1229 ConstructedInterpolants, 0 QuantifiedInterpolants, 63173 SizeOfPredicates, 298 NumberOfNonLiveVariables, 4508 ConjunctsInSsa, 1981 ConjunctsInUnsatCore, 41 InterpolantComputations, 2 PerfectInterpolantSequences, 1305/5570 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