/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-NewStatesSleep-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 [2021-08-22 06:16:36,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-22 06:16:36,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-22 06:16:36,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-22 06:16:36,838 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-NewStatesSleep-NoLbe-Random521.epf [2021-08-22 06:16:36,869 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-22 06:16:36,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-22 06:16:36,870 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-22 06:16:36,870 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-22 06:16:36,871 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-22 06:16:36,871 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-22 06:16:36,871 INFO L138 SettingsManager]: * Use SBE=true [2021-08-22 06:16:36,872 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-22 06:16:36,872 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-22 06:16:36,872 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-22 06:16:36,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-22 06:16:36,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-22 06:16:36,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-22 06:16:36,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-22 06:16:36,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-22 06:16:36,873 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-22 06:16:36,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-22 06:16:36,873 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-22 06:16:36,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-22 06:16:36,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-22 06:16:36,873 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-22 06:16:36,873 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-22 06:16:36,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-22 06:16:36,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 06:16:36,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-22 06:16:36,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-22 06:16:36,874 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-22 06:16:36,874 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-22 06:16:36,874 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-22 06:16:36,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-22 06:16:36,875 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-22 06:16:36,875 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-22 06:16:36,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-22 06:16:36,875 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-22 06:16:36,875 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-22 06:16:36,875 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-22 06:16:37,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-22 06:16:37,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-22 06:16:37,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-22 06:16:37,236 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-08-22 06:16:37,237 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-08-22 06:16:37,238 INFO L432 ainManager$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 [2021-08-22 06:16:37,239 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/loop-tiling-eq.wvr.bpl' [2021-08-22 06:16:37,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-22 06:16:37,265 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-08-22 06:16:37,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-22 06:16:37,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-22 06:16:37,270 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-22 06:16:37,280 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 22.08 06:16:37" (1/1) ... [2021-08-22 06:16:37,288 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 22.08 06:16:37" (1/1) ... [2021-08-22 06:16:37,296 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-22 06:16:37,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-22 06:16:37,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-22 06:16:37,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-22 06:16:37,302 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 22.08 06:16:37" (1/1) ... [2021-08-22 06:16:37,302 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 22.08 06:16:37" (1/1) ... [2021-08-22 06:16:37,303 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 22.08 06:16:37" (1/1) ... [2021-08-22 06:16:37,303 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 22.08 06:16:37" (1/1) ... [2021-08-22 06:16:37,306 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 22.08 06:16:37" (1/1) ... [2021-08-22 06:16:37,309 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 22.08 06:16:37" (1/1) ... [2021-08-22 06:16:37,309 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 22.08 06:16:37" (1/1) ... [2021-08-22 06:16:37,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-22 06:16:37,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-22 06:16:37,311 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-22 06:16:37,311 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-22 06:16:37,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 06:16:37" (1/1) ... [2021-08-22 06:16:37,318 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 06:16:37,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:37,338 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) [2021-08-22 06:16:37,340 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 [2021-08-22 06:16:37,374 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-08-22 06:16:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-08-22 06:16:37,374 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-08-22 06:16:37,374 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-08-22 06:16:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-08-22 06:16:37,375 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-08-22 06:16:37,376 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-08-22 06:16:37,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-22 06:16:37,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-22 06:16:37,377 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-22 06:16:37,560 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-22 06:16:37,560 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-08-22 06:16:37,561 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-08-22 06:16:37,561 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-08-22 06:16:37,562 INFO L202 PluginConnector]: Adding new model loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 06:16:37 BoogieIcfgContainer [2021-08-22 06:16:37,563 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-22 06:16:37,576 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-22 06:16:37,576 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-22 06:16:37,578 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-22 06:16:37,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 06:16:37" (1/2) ... [2021-08-22 06:16:37,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49bd6815 and model type loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 06:16:37, skipping insertion in model container [2021-08-22 06:16:37,579 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 22.08 06:16:37" (2/2) ... [2021-08-22 06:16:37,581 INFO L111 eAbstractionObserver]: Analyzing ICFG loop-tiling-eq.wvr.bpl [2021-08-22 06:16:37,584 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-22 06:16:37,585 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-22 06:16:37,585 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-22 06:16:37,585 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-22 06:16:37,624 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-08-22 06:16:37,678 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 06:16:37,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:37,679 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) [2021-08-22 06:16:37,700 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 [2021-08-22 06:16:37,708 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-22 06:16:37,713 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 [2021-08-22 06:16:37,713 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-22 06:16:37,787 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:37,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:37,799 INFO L82 PathProgramCache]: Analyzing trace with hash 141782871, now seen corresponding path program 1 times [2021-08-22 06:16:37,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:37,816 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727256328] [2021-08-22 06:16:37,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:37,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:37,904 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:37,905 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [567688618] [2021-08-22 06:16:37,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:37,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:37,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:37,909 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) [2021-08-22 06:16:37,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-22 06:16:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 06:16:37,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-22 06:16:37,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:38,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:38,096 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:38,097 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727256328] [2021-08-22 06:16:38,098 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:38,098 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [567688618] [2021-08-22 06:16:38,098 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [567688618] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 06:16:38,098 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 06:16:38,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-22 06:16:38,102 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744667518] [2021-08-22 06:16:38,107 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-22 06:16:38,107 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:38,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-22 06:16:38,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-22 06:16:38,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:38,124 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:38,127 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) [2021-08-22 06:16:38,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:38,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:38,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:38,385 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 [2021-08-22 06:16:38,385 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:38,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:38,386 INFO L82 PathProgramCache]: Analyzing trace with hash 2071762036, now seen corresponding path program 1 times [2021-08-22 06:16:38,386 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:38,386 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002693790] [2021-08-22 06:16:38,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:38,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:38,393 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:38,394 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1627730104] [2021-08-22 06:16:38,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:38,394 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:38,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:38,397 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) [2021-08-22 06:16:38,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-22 06:16:38,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 06:16:38,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-22 06:16:38,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:38,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:38,510 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:38,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002693790] [2021-08-22 06:16:38,510 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:38,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1627730104] [2021-08-22 06:16:38,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1627730104] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 06:16:38,511 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 06:16:38,511 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-22 06:16:38,511 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705471245] [2021-08-22 06:16:38,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-22 06:16:38,512 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:38,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-22 06:16:38,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-22 06:16:38,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:38,513 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:38,514 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) [2021-08-22 06:16:38,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:38,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:38,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:38,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:38,562 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:38,761 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 [2021-08-22 06:16:38,762 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:38,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:38,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1036611248, now seen corresponding path program 1 times [2021-08-22 06:16:38,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:38,763 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841892661] [2021-08-22 06:16:38,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:38,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:38,770 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:38,770 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [383834605] [2021-08-22 06:16:38,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:38,771 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:38,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:38,773 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) [2021-08-22 06:16:38,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-22 06:16:38,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 06:16:38,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-22 06:16:38,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:39,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:39,032 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:39,033 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841892661] [2021-08-22 06:16:39,033 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:39,033 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [383834605] [2021-08-22 06:16:39,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [383834605] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:39,033 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:39,033 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-08-22 06:16:39,034 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767669826] [2021-08-22 06:16:39,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 06:16:39,035 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:39,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 06:16:39,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-22 06:16:39,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:39,037 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:39,037 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) [2021-08-22 06:16:39,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:39,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:39,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:39,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:39,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:39,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:39,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:39,297 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 [2021-08-22 06:16:39,297 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:39,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:39,298 INFO L82 PathProgramCache]: Analyzing trace with hash -943482366, now seen corresponding path program 1 times [2021-08-22 06:16:39,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:39,298 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18392616] [2021-08-22 06:16:39,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:39,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:39,306 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:39,306 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [349871980] [2021-08-22 06:16:39,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:39,307 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:39,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:39,308 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) [2021-08-22 06:16:39,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-22 06:16:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 06:16:39,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 17 conjunts are in the unsatisfiable core [2021-08-22 06:16:39,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:39,429 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 [2021-08-22 06:16:39,517 INFO L354 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2021-08-22 06:16:39,517 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 [2021-08-22 06:16:39,522 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 [2021-08-22 06:16:39,679 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:39,680 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:39,680 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18392616] [2021-08-22 06:16:39,680 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:39,680 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [349871980] [2021-08-22 06:16:39,681 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [349871980] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:39,681 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:39,681 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2021-08-22 06:16:39,682 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108042226] [2021-08-22 06:16:39,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-22 06:16:39,682 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:39,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-22 06:16:39,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-08-22 06:16:39,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:39,683 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:39,684 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) [2021-08-22 06:16:39,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:39,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:39,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:39,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:39,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:39,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:39,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:39,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:39,843 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:40,040 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 [2021-08-22 06:16:40,041 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:40,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:40,042 INFO L82 PathProgramCache]: Analyzing trace with hash -19907198, now seen corresponding path program 2 times [2021-08-22 06:16:40,042 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:40,042 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122349912] [2021-08-22 06:16:40,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:40,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:40,046 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:40,046 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [396447638] [2021-08-22 06:16:40,047 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 06:16:40,047 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:40,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:40,048 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) [2021-08-22 06:16:40,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-22 06:16:40,144 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 06:16:40,144 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:16:40,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-22 06:16:40,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:40,414 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:40,414 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:40,414 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122349912] [2021-08-22 06:16:40,415 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:40,415 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [396447638] [2021-08-22 06:16:40,415 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [396447638] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:40,415 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:40,415 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-08-22 06:16:40,415 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123063259] [2021-08-22 06:16:40,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-22 06:16:40,416 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:40,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-22 06:16:40,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-08-22 06:16:40,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:40,417 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:40,417 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) [2021-08-22 06:16:40,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:40,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:40,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:40,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:40,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:40,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:40,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:40,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:40,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:40,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:40,496 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:40,677 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 [2021-08-22 06:16:40,678 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:40,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:40,678 INFO L82 PathProgramCache]: Analyzing trace with hash -717364812, now seen corresponding path program 3 times [2021-08-22 06:16:40,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:40,679 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785864740] [2021-08-22 06:16:40,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:40,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:40,698 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:40,698 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [113322657] [2021-08-22 06:16:40,698 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 06:16:40,698 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:40,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:40,706 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) [2021-08-22 06:16:40,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-22 06:16:40,783 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-22 06:16:40,783 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:16:40,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-22 06:16:40,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:40,801 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 [2021-08-22 06:16:40,818 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 [2021-08-22 06:16:40,917 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 [2021-08-22 06:16:40,975 INFO L354 Elim1Store]: treesize reduction 52, result has 11.9 percent of original size [2021-08-22 06:16:40,976 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 [2021-08-22 06:16:40,987 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 [2021-08-22 06:16:41,158 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:41,158 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:41,159 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785864740] [2021-08-22 06:16:41,159 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:41,159 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [113322657] [2021-08-22 06:16:41,159 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [113322657] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:41,159 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:41,159 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-08-22 06:16:41,159 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984473456] [2021-08-22 06:16:41,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-22 06:16:41,160 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:41,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-22 06:16:41,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-08-22 06:16:41,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:41,160 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:41,161 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) [2021-08-22 06:16:41,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:41,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:41,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:41,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:41,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:41,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:41,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:41,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:41,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:41,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:41,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:41,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:41,319 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:41,513 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 [2021-08-22 06:16:41,513 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:41,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:41,513 INFO L82 PathProgramCache]: Analyzing trace with hash -1600197616, now seen corresponding path program 4 times [2021-08-22 06:16:41,513 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:41,513 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847003117] [2021-08-22 06:16:41,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:41,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:41,523 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:41,523 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1202277373] [2021-08-22 06:16:41,523 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 06:16:41,524 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:41,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:41,524 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) [2021-08-22 06:16:41,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-22 06:16:41,648 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 06:16:41,649 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:16:41,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-22 06:16:41,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:41,960 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:41,960 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:41,960 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847003117] [2021-08-22 06:16:41,961 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:41,961 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1202277373] [2021-08-22 06:16:41,961 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1202277373] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:41,961 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:41,961 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2021-08-22 06:16:41,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014577248] [2021-08-22 06:16:41,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-22 06:16:41,962 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:41,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-22 06:16:41,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2021-08-22 06:16:41,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:41,967 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:41,968 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) [2021-08-22 06:16:41,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:41,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:41,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:41,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:41,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:41,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:41,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:42,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:42,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:42,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:42,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:42,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:42,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:42,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:42,054 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:42,254 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 [2021-08-22 06:16:42,255 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:42,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:42,255 INFO L82 PathProgramCache]: Analyzing trace with hash -1842066494, now seen corresponding path program 5 times [2021-08-22 06:16:42,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:42,255 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875539698] [2021-08-22 06:16:42,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:42,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:42,277 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:42,278 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1213968379] [2021-08-22 06:16:42,278 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 06:16:42,278 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:42,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:42,279 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) [2021-08-22 06:16:42,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-22 06:16:42,401 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-08-22 06:16:42,401 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:16:42,402 WARN L261 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 29 conjunts are in the unsatisfiable core [2021-08-22 06:16:42,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:42,418 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 [2021-08-22 06:16:42,438 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 [2021-08-22 06:16:42,460 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 [2021-08-22 06:16:42,577 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 [2021-08-22 06:16:42,634 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 [2021-08-22 06:16:42,716 INFO L354 Elim1Store]: treesize reduction 137, result has 6.8 percent of original size [2021-08-22 06:16:42,716 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 [2021-08-22 06:16:42,720 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 [2021-08-22 06:16:42,892 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:42,892 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:42,892 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875539698] [2021-08-22 06:16:42,893 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:42,893 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1213968379] [2021-08-22 06:16:42,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1213968379] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:42,893 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:42,893 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2021-08-22 06:16:42,893 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381716178] [2021-08-22 06:16:42,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-22 06:16:42,893 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:42,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-22 06:16:42,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-08-22 06:16:42,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:42,894 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:42,894 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) [2021-08-22 06:16:42,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:42,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:42,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:42,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:42,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:42,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:42,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:42,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:43,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:43,091 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:43,280 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 [2021-08-22 06:16:43,281 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:43,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:43,281 INFO L82 PathProgramCache]: Analyzing trace with hash -2106211390, now seen corresponding path program 6 times [2021-08-22 06:16:43,281 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:43,281 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037159249] [2021-08-22 06:16:43,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:43,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:43,289 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:43,289 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2048948708] [2021-08-22 06:16:43,289 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 06:16:43,289 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:43,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:43,290 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) [2021-08-22 06:16:43,312 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-22 06:16:43,446 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-08-22 06:16:43,446 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:16:43,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 17 conjunts are in the unsatisfiable core [2021-08-22 06:16:43,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:43,700 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:43,700 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:43,700 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037159249] [2021-08-22 06:16:43,700 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:43,701 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2048948708] [2021-08-22 06:16:43,701 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2048948708] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:43,701 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:43,701 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2021-08-22 06:16:43,701 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827525234] [2021-08-22 06:16:43,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-22 06:16:43,701 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:43,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-22 06:16:43,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2021-08-22 06:16:43,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:43,702 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:43,702 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) [2021-08-22 06:16:43,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:43,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:43,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:43,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:43,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:43,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:43,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:43,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:43,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:43,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:43,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:43,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:43,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:43,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:43,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:43,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:43,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:43,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:43,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:43,973 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 [2021-08-22 06:16:43,974 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:43,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:43,974 INFO L82 PathProgramCache]: Analyzing trace with hash 1680998132, now seen corresponding path program 7 times [2021-08-22 06:16:43,974 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:43,974 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125951755] [2021-08-22 06:16:43,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:43,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:43,981 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:43,982 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2102619604] [2021-08-22 06:16:43,982 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 06:16:43,982 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:43,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:43,993 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) [2021-08-22 06:16:43,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-22 06:16:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 06:16:44,155 WARN L261 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 35 conjunts are in the unsatisfiable core [2021-08-22 06:16:44,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:44,173 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 [2021-08-22 06:16:44,193 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 [2021-08-22 06:16:44,217 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 [2021-08-22 06:16:44,247 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 [2021-08-22 06:16:44,388 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 [2021-08-22 06:16:44,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:44,435 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 [2021-08-22 06:16:44,508 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 [2021-08-22 06:16:44,633 INFO L354 Elim1Store]: treesize reduction 262, result has 4.7 percent of original size [2021-08-22 06:16:44,634 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 [2021-08-22 06:16:44,639 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 [2021-08-22 06:16:44,843 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:44,843 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:44,844 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125951755] [2021-08-22 06:16:44,844 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:44,844 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2102619604] [2021-08-22 06:16:44,844 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2102619604] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:44,844 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:44,844 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2021-08-22 06:16:44,844 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751531149] [2021-08-22 06:16:44,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-22 06:16:44,845 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:44,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-22 06:16:44,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-08-22 06:16:44,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:44,845 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:44,846 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) [2021-08-22 06:16:44,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:44,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:44,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:44,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:44,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:44,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:44,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:44,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:44,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:44,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:45,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:45,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:45,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:45,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:45,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:45,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:45,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:45,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:45,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:45,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:45,114 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2021-08-22 06:16:45,300 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 [2021-08-22 06:16:45,301 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:45,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:45,301 INFO L82 PathProgramCache]: Analyzing trace with hash -265390384, now seen corresponding path program 8 times [2021-08-22 06:16:45,301 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:45,301 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065273420] [2021-08-22 06:16:45,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:45,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:45,318 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:45,319 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1177362023] [2021-08-22 06:16:45,319 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 06:16:45,319 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:45,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:45,320 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) [2021-08-22 06:16:45,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-22 06:16:45,519 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 06:16:45,520 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:16:45,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 19 conjunts are in the unsatisfiable core [2021-08-22 06:16:45,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:45,817 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:45,818 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:45,818 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065273420] [2021-08-22 06:16:45,818 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:45,818 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1177362023] [2021-08-22 06:16:45,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1177362023] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:45,818 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:45,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2021-08-22 06:16:45,818 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411427081] [2021-08-22 06:16:45,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-22 06:16:45,819 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:45,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-22 06:16:45,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2021-08-22 06:16:45,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:45,819 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:45,820 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) [2021-08-22 06:16:45,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:45,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:45,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:45,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:45,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:45,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:45,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:45,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:45,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:45,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:45,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:45,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:45,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:45,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:45,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:45,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:45,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:45,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:45,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:45,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:45,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:45,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:45,905 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:46,087 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 [2021-08-22 06:16:46,087 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:46,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:46,087 INFO L82 PathProgramCache]: Analyzing trace with hash 1405660546, now seen corresponding path program 9 times [2021-08-22 06:16:46,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:46,088 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12718926] [2021-08-22 06:16:46,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:46,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:46,095 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:46,095 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [29932697] [2021-08-22 06:16:46,096 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 06:16:46,096 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:46,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:46,096 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) [2021-08-22 06:16:46,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-08-22 06:16:46,318 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-08-22 06:16:46,318 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:16:46,319 WARN L261 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 41 conjunts are in the unsatisfiable core [2021-08-22 06:16:46,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:46,334 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 [2021-08-22 06:16:46,352 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 [2021-08-22 06:16:46,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:46,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:46,381 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 [2021-08-22 06:16:46,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:46,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:46,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:46,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:46,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:46,414 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 [2021-08-22 06:16:46,448 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 [2021-08-22 06:16:46,606 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 [2021-08-22 06:16:46,681 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 [2021-08-22 06:16:46,746 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 [2021-08-22 06:16:46,848 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 [2021-08-22 06:16:47,017 INFO L354 Elim1Store]: treesize reduction 427, result has 3.6 percent of original size [2021-08-22 06:16:47,018 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 [2021-08-22 06:16:47,023 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 [2021-08-22 06:16:47,266 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:47,267 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:47,267 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12718926] [2021-08-22 06:16:47,267 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:47,267 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [29932697] [2021-08-22 06:16:47,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [29932697] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:47,267 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:47,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2021-08-22 06:16:47,267 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717164376] [2021-08-22 06:16:47,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-22 06:16:47,268 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:47,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-22 06:16:47,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2021-08-22 06:16:47,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:47,269 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:47,269 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) [2021-08-22 06:16:47,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:47,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:47,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:47,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:47,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:47,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:47,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:47,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:47,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:47,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:47,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:47,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:47,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:47,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:47,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:47,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:47,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:47,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:47,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:47,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:47,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:47,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:47,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:47,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:16:47,602 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:47,785 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 [2021-08-22 06:16:47,786 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:47,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:47,786 INFO L82 PathProgramCache]: Analyzing trace with hash -210920958, now seen corresponding path program 10 times [2021-08-22 06:16:47,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:47,786 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997417243] [2021-08-22 06:16:47,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:47,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:47,793 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:47,793 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1396508718] [2021-08-22 06:16:47,794 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 06:16:47,794 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:47,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:47,798 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) [2021-08-22 06:16:47,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-08-22 06:16:48,051 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 06:16:48,051 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:16:48,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-22 06:16:48,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:48,461 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 15 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:48,461 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:48,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997417243] [2021-08-22 06:16:48,462 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:48,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1396508718] [2021-08-22 06:16:48,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1396508718] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:48,462 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:48,462 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2021-08-22 06:16:48,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214194019] [2021-08-22 06:16:48,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-22 06:16:48,463 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:48,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-22 06:16:48,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2021-08-22 06:16:48,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:48,464 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:48,464 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) [2021-08-22 06:16:48,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:48,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:48,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:48,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:48,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:48,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:48,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:48,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:48,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:48,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:48,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:48,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:16:48,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:48,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:48,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:48,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:48,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:48,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:48,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:48,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:48,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:48,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:48,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:48,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:48,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:16:48,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:48,597 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:48,797 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 [2021-08-22 06:16:48,797 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:48,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:48,798 INFO L82 PathProgramCache]: Analyzing trace with hash -648745932, now seen corresponding path program 11 times [2021-08-22 06:16:48,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:48,798 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852180003] [2021-08-22 06:16:48,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:48,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:48,806 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:48,806 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [831657489] [2021-08-22 06:16:48,806 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 06:16:48,806 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:48,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:48,808 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) [2021-08-22 06:16:48,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-08-22 06:16:49,096 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-08-22 06:16:49,096 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:16:49,097 WARN L261 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 47 conjunts are in the unsatisfiable core [2021-08-22 06:16:49,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:49,111 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 [2021-08-22 06:16:49,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,135 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 [2021-08-22 06:16:49,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,166 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 [2021-08-22 06:16:49,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,232 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 [2021-08-22 06:16:49,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,279 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 [2021-08-22 06:16:49,318 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 [2021-08-22 06:16:49,519 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 [2021-08-22 06:16:49,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,586 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 [2021-08-22 06:16:49,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:49,645 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 [2021-08-22 06:16:49,751 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 [2021-08-22 06:16:49,843 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 [2021-08-22 06:16:50,110 INFO L354 Elim1Store]: treesize reduction 632, result has 2.9 percent of original size [2021-08-22 06:16:50,110 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 [2021-08-22 06:16:50,117 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 [2021-08-22 06:16:50,368 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:50,368 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:50,368 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852180003] [2021-08-22 06:16:50,368 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:50,368 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [831657489] [2021-08-22 06:16:50,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [831657489] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:50,368 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:50,368 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2021-08-22 06:16:50,369 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169696664] [2021-08-22 06:16:50,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-22 06:16:50,369 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:50,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-22 06:16:50,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2021-08-22 06:16:50,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:50,371 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:50,371 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) [2021-08-22 06:16:50,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:50,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:50,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:50,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:50,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:50,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:50,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:50,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:50,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:50,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:50,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:50,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:16:50,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:50,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:50,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:50,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:50,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:50,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:50,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:50,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:50,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:50,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:50,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:50,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:50,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:50,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:16:50,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:50,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:16:50,846 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:51,019 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 [2021-08-22 06:16:51,019 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:51,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:51,019 INFO L82 PathProgramCache]: Analyzing trace with hash 526987664, now seen corresponding path program 12 times [2021-08-22 06:16:51,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:51,020 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897230622] [2021-08-22 06:16:51,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:51,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:51,027 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:51,027 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [575394988] [2021-08-22 06:16:51,027 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 06:16:51,027 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:51,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:51,028 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) [2021-08-22 06:16:51,031 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-08-22 06:16:51,369 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-08-22 06:16:51,370 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:16:51,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 25 conjunts are in the unsatisfiable core [2021-08-22 06:16:51,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:51,871 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 21 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:51,872 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:51,872 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897230622] [2021-08-22 06:16:51,872 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:51,872 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [575394988] [2021-08-22 06:16:51,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [575394988] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:51,872 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:51,872 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2021-08-22 06:16:51,872 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265639371] [2021-08-22 06:16:51,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-22 06:16:51,873 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:51,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-22 06:16:51,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=325, Unknown=0, NotChecked=0, Total=420 [2021-08-22 06:16:51,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:51,874 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:51,874 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) [2021-08-22 06:16:51,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:51,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:51,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:51,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:51,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:51,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:51,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:51,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:51,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:51,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:51,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:51,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:16:51,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:51,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:16:51,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:51,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:51,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:51,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:51,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:51,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:51,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:51,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:51,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:51,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:51,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:51,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:51,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:16:51,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:51,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:16:51,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:16:52,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:52,223 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 [2021-08-22 06:16:52,223 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:52,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:52,224 INFO L82 PathProgramCache]: Analyzing trace with hash 683982658, now seen corresponding path program 13 times [2021-08-22 06:16:52,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:52,224 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547414534] [2021-08-22 06:16:52,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:52,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:52,235 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:52,235 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1738929361] [2021-08-22 06:16:52,235 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 06:16:52,236 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:52,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:52,236 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) [2021-08-22 06:16:52,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-08-22 06:16:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 06:16:52,641 WARN L261 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 53 conjunts are in the unsatisfiable core [2021-08-22 06:16:52,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:52,660 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 [2021-08-22 06:16:52,678 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 [2021-08-22 06:16:52,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,710 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 [2021-08-22 06:16:52,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,746 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 [2021-08-22 06:16:52,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,789 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 [2021-08-22 06:16:52,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:52,836 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 [2021-08-22 06:16:52,888 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 [2021-08-22 06:16:53,082 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 [2021-08-22 06:16:53,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:53,155 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 [2021-08-22 06:16:53,226 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 [2021-08-22 06:16:53,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:53,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:53,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:53,331 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 [2021-08-22 06:16:53,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:53,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:53,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:53,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:53,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:53,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:53,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:53,463 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 [2021-08-22 06:16:53,568 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 [2021-08-22 06:16:53,860 INFO L354 Elim1Store]: treesize reduction 877, result has 2.4 percent of original size [2021-08-22 06:16:53,860 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 [2021-08-22 06:16:53,872 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 [2021-08-22 06:16:54,195 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:54,195 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:54,195 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547414534] [2021-08-22 06:16:54,195 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:54,195 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1738929361] [2021-08-22 06:16:54,195 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1738929361] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:54,195 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:54,195 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2021-08-22 06:16:54,196 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099220433] [2021-08-22 06:16:54,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-22 06:16:54,196 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:54,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-22 06:16:54,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2021-08-22 06:16:54,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:54,197 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:54,197 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) [2021-08-22 06:16:54,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:54,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:54,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:54,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:54,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:54,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:54,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:54,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:54,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:54,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:54,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:54,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:16:54,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:54,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:16:54,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:16:54,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:54,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:54,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:54,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:54,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:54,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:54,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:54,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:54,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:54,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:54,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:54,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:54,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:16:54,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:54,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:16:54,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:16:54,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:16:54,679 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:54,868 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 [2021-08-22 06:16:54,869 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:54,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:54,869 INFO L82 PathProgramCache]: Analyzing trace with hash -1108099006, now seen corresponding path program 14 times [2021-08-22 06:16:54,869 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:54,869 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515661096] [2021-08-22 06:16:54,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:54,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:54,877 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:54,877 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [417740038] [2021-08-22 06:16:54,877 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 06:16:54,877 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:54,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:54,878 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) [2021-08-22 06:16:54,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-08-22 06:16:55,320 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 06:16:55,320 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:16:55,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 28 conjunts are in the unsatisfiable core [2021-08-22 06:16:55,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:55,702 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 29 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:55,702 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:55,702 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515661096] [2021-08-22 06:16:55,702 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:55,702 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [417740038] [2021-08-22 06:16:55,702 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [417740038] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:55,702 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:55,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2021-08-22 06:16:55,703 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183474600] [2021-08-22 06:16:55,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-08-22 06:16:55,703 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:55,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-08-22 06:16:55,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-08-22 06:16:55,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:55,704 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:55,704 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) [2021-08-22 06:16:55,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:55,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:55,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:55,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:55,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:55,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:55,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:55,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:55,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:55,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:55,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:55,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:16:55,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:55,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:16:55,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:16:55,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:16:55,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:16:55,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:16:55,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:16:55,821 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-08-22 06:16:55,997 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 [2021-08-22 06:16:55,998 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:55,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:55,998 INFO L82 PathProgramCache]: Analyzing trace with hash -559765132, now seen corresponding path program 15 times [2021-08-22 06:16:55,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:55,998 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889699591] [2021-08-22 06:16:55,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:55,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:56,006 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:56,006 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1578709027] [2021-08-22 06:16:56,006 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 06:16:56,006 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:56,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:56,011 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) [2021-08-22 06:16:56,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-08-22 06:16:56,492 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-08-22 06:16:56,492 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:16:56,493 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 61 conjunts are in the unsatisfiable core [2021-08-22 06:16:56,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:16:56,508 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 [2021-08-22 06:16:56,524 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 [2021-08-22 06:16:56,542 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 [2021-08-22 06:16:56,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,569 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 [2021-08-22 06:16:56,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,611 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 [2021-08-22 06:16:56,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:56,657 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 [2021-08-22 06:16:56,699 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 [2021-08-22 06:16:56,747 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 [2021-08-22 06:16:57,007 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 [2021-08-22 06:16:57,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:57,098 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 [2021-08-22 06:16:57,200 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 [2021-08-22 06:16:57,284 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 [2021-08-22 06:16:57,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:57,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:57,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:57,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:16:57,399 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 [2021-08-22 06:16:57,534 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 [2021-08-22 06:16:57,723 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 [2021-08-22 06:16:58,174 INFO L354 Elim1Store]: treesize reduction 1162, result has 2.1 percent of original size [2021-08-22 06:16:58,175 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 [2021-08-22 06:16:58,202 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 [2021-08-22 06:16:58,535 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:16:58,536 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:16:58,536 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889699591] [2021-08-22 06:16:58,536 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:16:58,536 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1578709027] [2021-08-22 06:16:58,536 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1578709027] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:16:58,536 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:16:58,536 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2021-08-22 06:16:58,536 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075218611] [2021-08-22 06:16:58,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-22 06:16:58,537 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:16:58,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-22 06:16:58,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2021-08-22 06:16:58,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:58,537 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:16:58,538 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) [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:16:58,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:16:58,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:16:58,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:16:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:16:59,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:16:59,144 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2021-08-22 06:16:59,325 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 [2021-08-22 06:16:59,325 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:16:59,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:16:59,326 INFO L82 PathProgramCache]: Analyzing trace with hash -1009574832, now seen corresponding path program 16 times [2021-08-22 06:16:59,326 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:16:59,326 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990686269] [2021-08-22 06:16:59,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:16:59,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:16:59,335 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:16:59,335 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [876438017] [2021-08-22 06:16:59,335 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 06:16:59,335 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:16:59,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:16:59,339 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) [2021-08-22 06:16:59,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-08-22 06:16:59,944 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 06:16:59,944 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:16:59,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 26 conjunts are in the unsatisfiable core [2021-08-22 06:16:59,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:17:00,408 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 36 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:17:00,408 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:17:00,408 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990686269] [2021-08-22 06:17:00,408 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:17:00,408 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [876438017] [2021-08-22 06:17:00,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [876438017] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:17:00,408 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:17:00,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2021-08-22 06:17:00,409 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435775433] [2021-08-22 06:17:00,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-22 06:17:00,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:17:00,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-22 06:17:00,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=457, Unknown=0, NotChecked=0, Total=600 [2021-08-22 06:17:00,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:00,410 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:17:00,410 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) [2021-08-22 06:17:00,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:00,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:00,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:00,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:00,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:00,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:00,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:00,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:00,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:00,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:00,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:00,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:00,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:00,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:00,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:00,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:00,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:00,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:00,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:00,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:00,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:00,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:00,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:00,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:00,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:00,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:00,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:00,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:00,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:00,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:00,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:00,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:00,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:00,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:00,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:00,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:00,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:00,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:00,610 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-08-22 06:17:00,809 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 [2021-08-22 06:17:00,809 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:17:00,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:17:00,809 INFO L82 PathProgramCache]: Analyzing trace with hash 1953267970, now seen corresponding path program 17 times [2021-08-22 06:17:00,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:17:00,809 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281994747] [2021-08-22 06:17:00,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:17:00,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:17:00,817 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:17:00,818 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1110377597] [2021-08-22 06:17:00,818 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 06:17:00,818 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:17:00,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:17:00,819 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) [2021-08-22 06:17:00,824 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-08-22 06:17:01,440 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-08-22 06:17:01,440 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:17:01,441 WARN L261 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 65 conjunts are in the unsatisfiable core [2021-08-22 06:17:01,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:17:01,456 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 [2021-08-22 06:17:01,472 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 [2021-08-22 06:17:01,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:01,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:01,500 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 [2021-08-22 06:17:01,534 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 [2021-08-22 06:17:01,564 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 [2021-08-22 06:17:01,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:01,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:01,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:01,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:01,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:01,604 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 [2021-08-22 06:17:01,649 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 [2021-08-22 06:17:01,717 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 [2021-08-22 06:17:01,774 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 [2021-08-22 06:17:02,020 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 [2021-08-22 06:17:02,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:02,113 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 [2021-08-22 06:17:02,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:02,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:02,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:02,215 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 [2021-08-22 06:17:02,330 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 [2021-08-22 06:17:02,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:02,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:02,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:02,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:02,461 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 [2021-08-22 06:17:02,569 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 [2021-08-22 06:17:02,710 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 [2021-08-22 06:17:02,843 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 [2021-08-22 06:17:03,506 INFO L354 Elim1Store]: treesize reduction 1487, result has 1.8 percent of original size [2021-08-22 06:17:03,506 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 [2021-08-22 06:17:03,529 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 [2021-08-22 06:17:03,869 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:17:03,869 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:17:03,869 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281994747] [2021-08-22 06:17:03,869 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:17:03,869 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1110377597] [2021-08-22 06:17:03,869 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1110377597] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:17:03,869 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:17:03,869 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2021-08-22 06:17:03,869 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022851824] [2021-08-22 06:17:03,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-22 06:17:03,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:17:03,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-22 06:17:03,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2021-08-22 06:17:03,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:03,870 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:17:03,871 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) [2021-08-22 06:17:03,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:03,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:03,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:03,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:03,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:03,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:03,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:03,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:03,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:03,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:03,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:03,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:03,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:03,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:03,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:03,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:03,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:03,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:03,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:03,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:04,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:04,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:04,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:04,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:04,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:04,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:04,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:04,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:04,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:04,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:04,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:04,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:04,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:04,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:04,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:04,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:04,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:04,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:04,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:04,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:04,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-08-22 06:17:04,816 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 [2021-08-22 06:17:04,816 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:17:04,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:17:04,817 INFO L82 PathProgramCache]: Analyzing trace with hash -414959998, now seen corresponding path program 18 times [2021-08-22 06:17:04,817 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:17:04,817 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504173080] [2021-08-22 06:17:04,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:17:04,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:17:04,833 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:17:04,834 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [668204505] [2021-08-22 06:17:04,834 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 06:17:04,834 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:17:04,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:17:04,835 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) [2021-08-22 06:17:04,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-08-22 06:17:05,521 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-08-22 06:17:05,521 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:17:05,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 28 conjunts are in the unsatisfiable core [2021-08-22 06:17:05,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:17:05,974 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 45 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:17:05,975 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:17:05,975 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504173080] [2021-08-22 06:17:05,975 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:17:05,975 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [668204505] [2021-08-22 06:17:05,975 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [668204505] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:17:05,975 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:17:05,975 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2021-08-22 06:17:05,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796717071] [2021-08-22 06:17:05,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-08-22 06:17:05,975 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:17:05,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-22 06:17:05,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=535, Unknown=0, NotChecked=0, Total=702 [2021-08-22 06:17:05,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:05,976 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:17:05,976 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) [2021-08-22 06:17:05,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:05,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:05,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:05,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:05,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:06,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:06,146 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2021-08-22 06:17:06,327 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 [2021-08-22 06:17:06,327 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:17:06,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:17:06,328 INFO L82 PathProgramCache]: Analyzing trace with hash -686344524, now seen corresponding path program 19 times [2021-08-22 06:17:06,328 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:17:06,328 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949814978] [2021-08-22 06:17:06,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:17:06,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:17:06,336 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:17:06,337 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [284847682] [2021-08-22 06:17:06,337 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 06:17:06,337 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:17:06,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:17:06,338 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) [2021-08-22 06:17:06,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-08-22 06:17:07,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 06:17:07,120 WARN L261 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 71 conjunts are in the unsatisfiable core [2021-08-22 06:17:07,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:17:07,132 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 [2021-08-22 06:17:07,147 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 [2021-08-22 06:17:07,165 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 [2021-08-22 06:17:07,190 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 [2021-08-22 06:17:07,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,231 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 [2021-08-22 06:17:07,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,273 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 [2021-08-22 06:17:07,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,329 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 [2021-08-22 06:17:07,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:07,389 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 [2021-08-22 06:17:07,450 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 [2021-08-22 06:17:07,526 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 [2021-08-22 06:17:07,815 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 [2021-08-22 06:17:07,893 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 [2021-08-22 06:17:07,991 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 [2021-08-22 06:17:08,107 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 [2021-08-22 06:17:08,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,255 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 [2021-08-22 06:17:08,389 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 [2021-08-22 06:17:08,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,547 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 [2021-08-22 06:17:08,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:08,727 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 [2021-08-22 06:17:08,946 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 [2021-08-22 06:17:09,786 INFO L354 Elim1Store]: treesize reduction 1852, result has 1.6 percent of original size [2021-08-22 06:17:09,786 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 [2021-08-22 06:17:09,792 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 [2021-08-22 06:17:10,148 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:17:10,148 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:17:10,148 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949814978] [2021-08-22 06:17:10,148 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:17:10,148 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [284847682] [2021-08-22 06:17:10,148 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [284847682] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:17:10,148 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:17:10,148 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2021-08-22 06:17:10,149 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714712093] [2021-08-22 06:17:10,149 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-08-22 06:17:10,149 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:17:10,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-22 06:17:10,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2021-08-22 06:17:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:10,150 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:17:10,150 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) [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:10,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:10,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:10,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:10,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:10,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:10,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:10,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:10,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:10,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:10,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:10,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:10,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:10,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:10,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:10,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:10,964 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-08-22 06:17:11,143 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 [2021-08-22 06:17:11,143 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:17:11,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:17:11,143 INFO L82 PathProgramCache]: Analyzing trace with hash -638568688, now seen corresponding path program 20 times [2021-08-22 06:17:11,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:17:11,144 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718485378] [2021-08-22 06:17:11,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:17:11,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:17:11,152 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:17:11,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1095798284] [2021-08-22 06:17:11,153 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 06:17:11,153 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:17:11,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:17:11,154 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) [2021-08-22 06:17:11,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-08-22 06:17:12,036 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 06:17:12,036 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:17:12,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 30 conjunts are in the unsatisfiable core [2021-08-22 06:17:12,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:17:12,603 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 55 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:17:12,603 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:17:12,603 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718485378] [2021-08-22 06:17:12,603 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:17:12,603 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1095798284] [2021-08-22 06:17:12,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1095798284] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:17:12,603 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:17:12,603 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2021-08-22 06:17:12,604 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571964331] [2021-08-22 06:17:12,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-22 06:17:12,604 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:17:12,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-22 06:17:12,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=619, Unknown=0, NotChecked=0, Total=812 [2021-08-22 06:17:12,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:12,605 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:17:12,605 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) [2021-08-22 06:17:12,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:12,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:12,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:12,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:12,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:12,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:12,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:12,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:12,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:12,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:12,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:12,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:12,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:12,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:12,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:12,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:12,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:12,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:12,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:12,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:12,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:12,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:12,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:12,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:12,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:12,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:12,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:12,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:12,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:12,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:12,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:12,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:12,781 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-08-22 06:17:12,960 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 [2021-08-22 06:17:12,960 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:17:12,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:17:12,960 INFO L82 PathProgramCache]: Analyzing trace with hash 553906882, now seen corresponding path program 21 times [2021-08-22 06:17:12,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:17:12,960 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466819317] [2021-08-22 06:17:12,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:17:12,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:17:12,969 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:17:12,970 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1135276626] [2021-08-22 06:17:12,970 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 06:17:12,970 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:17:12,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:17:12,971 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) [2021-08-22 06:17:12,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-08-22 06:17:13,895 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-08-22 06:17:13,895 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:17:13,897 WARN L261 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 79 conjunts are in the unsatisfiable core [2021-08-22 06:17:13,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:17:13,911 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 [2021-08-22 06:17:13,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:13,925 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 [2021-08-22 06:17:13,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:13,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:13,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:13,961 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 [2021-08-22 06:17:13,991 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 [2021-08-22 06:17:14,020 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 [2021-08-22 06:17:14,057 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 [2021-08-22 06:17:14,098 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 [2021-08-22 06:17:14,148 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 [2021-08-22 06:17:14,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,208 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 [2021-08-22 06:17:14,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,298 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 [2021-08-22 06:17:14,397 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 [2021-08-22 06:17:14,738 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 [2021-08-22 06:17:14,833 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 [2021-08-22 06:17:14,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:14,949 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 [2021-08-22 06:17:15,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,095 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 [2021-08-22 06:17:15,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,241 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 [2021-08-22 06:17:15,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,398 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 [2021-08-22 06:17:15,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:15,579 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 [2021-08-22 06:17:15,819 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 [2021-08-22 06:17:15,997 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 [2021-08-22 06:17:16,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:16,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:16,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:16,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:16,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:16,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:16,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:16,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:16,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:16,216 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 [2021-08-22 06:17:17,445 INFO L354 Elim1Store]: treesize reduction 2257, result has 1.5 percent of original size [2021-08-22 06:17:17,445 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 [2021-08-22 06:17:17,453 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 [2021-08-22 06:17:17,877 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:17:17,877 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:17:17,877 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466819317] [2021-08-22 06:17:17,877 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:17:17,877 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1135276626] [2021-08-22 06:17:17,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1135276626] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:17:17,877 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:17:17,878 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2021-08-22 06:17:17,878 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014838698] [2021-08-22 06:17:17,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-22 06:17:17,878 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:17:17,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-22 06:17:17,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=734, Unknown=0, NotChecked=0, Total=812 [2021-08-22 06:17:17,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:17,879 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:17:17,879 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) [2021-08-22 06:17:17,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:17,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:17,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:17,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:17,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:17,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:17,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:17,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:17,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:17,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:17,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:17,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:17,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:17,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:17,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:17,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:17,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:17,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:17,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:17,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:17,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:17,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:17,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:17,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:18,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:18,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:18,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:18,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:18,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:17:18,943 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-08-22 06:17:19,136 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 [2021-08-22 06:17:19,137 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:17:19,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:17:19,137 INFO L82 PathProgramCache]: Analyzing trace with hash -845480766, now seen corresponding path program 22 times [2021-08-22 06:17:19,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:17:19,137 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611345402] [2021-08-22 06:17:19,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:17:19,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:17:19,147 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:17:19,147 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1979137386] [2021-08-22 06:17:19,147 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 06:17:19,147 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:17:19,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:17:19,148 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) [2021-08-22 06:17:19,149 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-08-22 06:17:20,181 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 06:17:20,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:17:20,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 36 conjunts are in the unsatisfiable core [2021-08-22 06:17:20,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:17:20,868 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 55 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:17:20,869 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:17:20,869 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611345402] [2021-08-22 06:17:20,869 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:17:20,869 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1979137386] [2021-08-22 06:17:20,869 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1979137386] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:17:20,869 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:17:20,869 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2021-08-22 06:17:20,869 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663898720] [2021-08-22 06:17:20,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-08-22 06:17:20,869 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:17:20,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-08-22 06:17:20,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=720, Unknown=0, NotChecked=0, Total=930 [2021-08-22 06:17:20,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:20,870 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:17:20,870 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) [2021-08-22 06:17:20,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:20,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:20,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:20,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:20,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:20,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:20,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:20,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:20,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:20,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:20,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:20,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:20,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:20,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:20,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:20,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:20,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:20,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:20,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:20,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:20,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:20,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:20,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:20,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:17:20,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:21,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:21,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:21,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:21,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:21,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:21,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:17:21,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:21,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2021-08-22 06:17:21,227 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 [2021-08-22 06:17:21,228 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:17:21,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:17:21,228 INFO L82 PathProgramCache]: Analyzing trace with hash -1632726028, now seen corresponding path program 23 times [2021-08-22 06:17:21,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:17:21,228 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292019088] [2021-08-22 06:17:21,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:17:21,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:17:21,237 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:17:21,238 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [622308420] [2021-08-22 06:17:21,238 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 06:17:21,238 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:17:21,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:17:21,242 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) [2021-08-22 06:17:21,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-08-22 06:17:22,413 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-08-22 06:17:22,413 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:17:22,415 WARN L261 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 83 conjunts are in the unsatisfiable core [2021-08-22 06:17:22,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:17:22,428 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 [2021-08-22 06:17:22,442 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 [2021-08-22 06:17:22,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,461 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 [2021-08-22 06:17:22,488 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 [2021-08-22 06:17:22,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,521 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 [2021-08-22 06:17:22,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,561 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 [2021-08-22 06:17:22,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,637 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 [2021-08-22 06:17:22,688 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 [2021-08-22 06:17:22,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,749 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 [2021-08-22 06:17:22,810 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 [2021-08-22 06:17:22,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:22,884 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 [2021-08-22 06:17:22,958 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 [2021-08-22 06:17:23,296 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 [2021-08-22 06:17:23,381 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 [2021-08-22 06:17:23,498 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 [2021-08-22 06:17:23,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:23,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:23,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:23,625 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 [2021-08-22 06:17:23,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:23,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:23,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:23,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:23,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:23,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:23,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:23,798 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 [2021-08-22 06:17:23,970 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 [2021-08-22 06:17:24,129 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 [2021-08-22 06:17:24,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,311 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 [2021-08-22 06:17:24,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:24,577 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 [2021-08-22 06:17:24,799 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 [2021-08-22 06:17:25,015 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 [2021-08-22 06:17:26,580 INFO L354 Elim1Store]: treesize reduction 2702, result has 1.4 percent of original size [2021-08-22 06:17:26,580 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 [2021-08-22 06:17:26,592 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 [2021-08-22 06:17:27,027 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 157 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:17:27,027 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:17:27,027 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292019088] [2021-08-22 06:17:27,027 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:17:27,027 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [622308420] [2021-08-22 06:17:27,027 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [622308420] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:17:27,027 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:17:27,027 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2021-08-22 06:17:27,028 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096924789] [2021-08-22 06:17:27,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-08-22 06:17:27,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:17:27,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-08-22 06:17:27,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=846, Unknown=0, NotChecked=0, Total=930 [2021-08-22 06:17:27,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:27,029 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:17:27,029 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) [2021-08-22 06:17:27,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:27,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:27,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:27,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:27,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:27,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:27,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:27,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:27,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:27,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:27,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:17:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:17:28,097 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2021-08-22 06:17:28,277 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 [2021-08-22 06:17:28,277 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:17:28,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:17:28,278 INFO L82 PathProgramCache]: Analyzing trace with hash 88375760, now seen corresponding path program 24 times [2021-08-22 06:17:28,278 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:17:28,278 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480364027] [2021-08-22 06:17:28,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:17:28,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:17:28,290 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:17:28,290 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [626823883] [2021-08-22 06:17:28,291 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 06:17:28,291 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:17:28,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:17:28,291 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) [2021-08-22 06:17:28,292 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-08-22 06:17:29,592 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-08-22 06:17:29,592 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:17:29,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 34 conjunts are in the unsatisfiable core [2021-08-22 06:17:29,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:17:30,293 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 79 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:17:30,293 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:17:30,293 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480364027] [2021-08-22 06:17:30,293 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:17:30,293 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [626823883] [2021-08-22 06:17:30,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [626823883] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:17:30,294 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:17:30,294 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2021-08-22 06:17:30,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599063212] [2021-08-22 06:17:30,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-08-22 06:17:30,294 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:17:30,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-08-22 06:17:30,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=655, Unknown=0, NotChecked=0, Total=870 [2021-08-22 06:17:30,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:30,295 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:17:30,295 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) [2021-08-22 06:17:30,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:30,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:30,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:30,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:30,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:30,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:17:30,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:30,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:30,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:30,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:30,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:30,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:17:30,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:30,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:17:30,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:17:30,502 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2021-08-22 06:17:30,680 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 [2021-08-22 06:17:30,681 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:17:30,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:17:30,681 INFO L82 PathProgramCache]: Analyzing trace with hash -540076926, now seen corresponding path program 25 times [2021-08-22 06:17:30,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:17:30,681 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757187784] [2021-08-22 06:17:30,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:17:30,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:17:30,692 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:17:30,692 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [320536321] [2021-08-22 06:17:30,692 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 06:17:30,692 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:17:30,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:17:30,701 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) [2021-08-22 06:17:30,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2021-08-22 06:17:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 06:17:32,085 WARN L261 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 89 conjunts are in the unsatisfiable core [2021-08-22 06:17:32,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:17:32,098 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 [2021-08-22 06:17:32,113 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 [2021-08-22 06:17:32,130 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 [2021-08-22 06:17:32,163 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 [2021-08-22 06:17:32,191 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 [2021-08-22 06:17:32,234 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 [2021-08-22 06:17:32,290 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 [2021-08-22 06:17:32,339 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 [2021-08-22 06:17:32,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,397 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 [2021-08-22 06:17:32,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,467 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 [2021-08-22 06:17:32,532 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 [2021-08-22 06:17:32,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:32,630 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 [2021-08-22 06:17:32,750 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 [2021-08-22 06:17:33,103 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 [2021-08-22 06:17:33,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,205 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 [2021-08-22 06:17:33,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,333 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 [2021-08-22 06:17:33,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,479 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 [2021-08-22 06:17:33,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:33,644 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 [2021-08-22 06:17:33,844 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 [2021-08-22 06:17:34,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,011 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 [2021-08-22 06:17:34,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,217 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 [2021-08-22 06:17:34,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,419 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 [2021-08-22 06:17:34,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:34,713 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 [2021-08-22 06:17:34,972 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 [2021-08-22 06:17:35,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:35,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:35,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:35,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:35,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:35,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:35,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:35,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:35,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:35,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:35,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:35,195 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 [2021-08-22 06:17:37,246 INFO L354 Elim1Store]: treesize reduction 3187, result has 1.2 percent of original size [2021-08-22 06:17:37,246 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 [2021-08-22 06:17:37,253 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 [2021-08-22 06:17:37,710 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 183 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:17:37,710 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:17:37,710 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757187784] [2021-08-22 06:17:37,710 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:17:37,710 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [320536321] [2021-08-22 06:17:37,710 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [320536321] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:17:37,710 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:17:37,711 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2021-08-22 06:17:37,711 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627108315] [2021-08-22 06:17:37,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-08-22 06:17:37,711 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:17:37,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-08-22 06:17:37,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=966, Unknown=0, NotChecked=0, Total=1056 [2021-08-22 06:17:37,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:37,712 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:17:37,712 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) [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:37,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:37,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:37,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:37,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:37,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:37,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:37,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:17:37,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:37,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:17:37,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:17:37,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:38,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:38,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:38,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:38,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:38,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:38,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:38,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:38,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:17:38,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:38,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:17:38,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:17:38,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:17:38,976 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2021-08-22 06:17:39,156 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 [2021-08-22 06:17:39,156 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:17:39,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:17:39,156 INFO L82 PathProgramCache]: Analyzing trace with hash -399240446, now seen corresponding path program 26 times [2021-08-22 06:17:39,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:17:39,156 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685060727] [2021-08-22 06:17:39,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:17:39,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:17:39,167 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:17:39,167 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [66578720] [2021-08-22 06:17:39,167 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 06:17:39,167 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:17:39,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:17:39,170 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) [2021-08-22 06:17:39,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2021-08-22 06:17:40,655 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 06:17:40,656 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:17:40,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 38 conjunts are in the unsatisfiable core [2021-08-22 06:17:40,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:17:41,304 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 92 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:17:41,305 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:17:41,305 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685060727] [2021-08-22 06:17:41,305 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:17:41,305 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [66578720] [2021-08-22 06:17:41,305 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [66578720] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:17:41,305 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:17:41,305 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2021-08-22 06:17:41,305 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985753254] [2021-08-22 06:17:41,306 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-08-22 06:17:41,306 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:17:41,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-08-22 06:17:41,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=245, Invalid=747, Unknown=0, NotChecked=0, Total=992 [2021-08-22 06:17:41,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:41,307 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:17:41,307 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) [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:41,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:41,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:41,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:41,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:41,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:41,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:41,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:41,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:41,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:17:41,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:41,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:17:41,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:17:41,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:17:41,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:17:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:17:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:17:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:17:41,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:17:41,571 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2021-08-22 06:17:41,756 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 [2021-08-22 06:17:41,757 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:17:41,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:17:41,757 INFO L82 PathProgramCache]: Analyzing trace with hash 1248117044, now seen corresponding path program 27 times [2021-08-22 06:17:41,757 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:17:41,757 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785749543] [2021-08-22 06:17:41,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:17:41,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:17:41,768 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:17:41,768 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1311221061] [2021-08-22 06:17:41,768 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 06:17:41,768 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:17:41,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:17:41,770 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) [2021-08-22 06:17:41,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2021-08-22 06:17:43,412 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-08-22 06:17:43,413 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:17:43,415 WARN L261 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 102 conjunts are in the unsatisfiable core [2021-08-22 06:17:43,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:17:43,437 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 [2021-08-22 06:17:43,451 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 [2021-08-22 06:17:43,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,470 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 [2021-08-22 06:17:43,500 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 [2021-08-22 06:17:43,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,534 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 [2021-08-22 06:17:43,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,592 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 [2021-08-22 06:17:43,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,657 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 [2021-08-22 06:17:43,714 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 [2021-08-22 06:17:43,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,788 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 [2021-08-22 06:17:43,848 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 [2021-08-22 06:17:43,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,918 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 [2021-08-22 06:17:43,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:43,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:44,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:44,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:44,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:44,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:44,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:44,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:44,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:44,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:44,007 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 [2021-08-22 06:17:44,088 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 [2021-08-22 06:17:44,175 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 [2021-08-22 06:17:44,665 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 [2021-08-22 06:17:44,840 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 [2021-08-22 06:17:45,011 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 [2021-08-22 06:17:45,178 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 [2021-08-22 06:17:45,335 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 [2021-08-22 06:17:45,543 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 [2021-08-22 06:17:45,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,721 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 [2021-08-22 06:17:45,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:45,959 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 [2021-08-22 06:17:46,209 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 [2021-08-22 06:17:46,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,470 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 [2021-08-22 06:17:46,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:46,755 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 [2021-08-22 06:17:47,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,030 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 [2021-08-22 06:17:47,343 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 [2021-08-22 06:17:47,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,714 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:17:47,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:17:47,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:17:47,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:17:47,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:17:47,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:17:47,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,803 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:17:47,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:17:47,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:17:47,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:17:47,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,841 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:17:47,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,847 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:17:47,847 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:17:47,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:47,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:17:47,849 INFO L244 Elim1Store]: Index analysis took 137 ms [2021-08-22 06:17:47,851 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 [2021-08-22 06:17:47,856 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 [2021-08-22 06:17:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:17:48,493 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:17:48,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785749543] [2021-08-22 06:17:48,493 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:17:48,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1311221061] [2021-08-22 06:17:48,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1311221061] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:17:48,493 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:17:48,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2021-08-22 06:17:48,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829534483] [2021-08-22 06:17:48,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-08-22 06:17:48,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:17:48,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-08-22 06:17:48,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1162, Unknown=0, NotChecked=0, Total=1260 [2021-08-22 06:17:48,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:48,494 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:17:48,495 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) [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:17:48,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:17:48,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:17:48,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:17:49,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:17:49,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:49,338 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2021-08-22 06:17:49,516 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 [2021-08-22 06:17:49,516 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:17:49,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:17:49,517 INFO L82 PathProgramCache]: Analyzing trace with hash 776591682, now seen corresponding path program 28 times [2021-08-22 06:17:49,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:17:49,517 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965501007] [2021-08-22 06:17:49,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:17:49,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:17:49,527 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:17:49,528 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1016375847] [2021-08-22 06:17:49,528 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 06:17:49,528 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:17:49,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:17:49,529 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) [2021-08-22 06:17:49,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2021-08-22 06:17:51,276 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 06:17:51,276 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:17:51,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 39 conjunts are in the unsatisfiable core [2021-08-22 06:17:51,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:17:52,020 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 105 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:17:52,021 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:17:52,021 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965501007] [2021-08-22 06:17:52,021 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:17:52,021 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1016375847] [2021-08-22 06:17:52,021 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1016375847] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:17:52,021 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:17:52,022 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2021-08-22 06:17:52,022 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977487102] [2021-08-22 06:17:52,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-08-22 06:17:52,022 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:17:52,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-08-22 06:17:52,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=948, Unknown=0, NotChecked=0, Total=1260 [2021-08-22 06:17:52,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:52,023 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:17:52,023 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) [2021-08-22 06:17:52,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:52,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:52,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:52,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:52,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:52,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:52,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:52,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:17:52,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:52,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:17:52,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:52,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:52,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:17:52,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:52,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:17:52,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:52,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:17:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:17:52,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:17:52,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:17:52,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:17:52,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:17:52,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:17:52,591 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2021-08-22 06:17:52,780 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 [2021-08-22 06:17:52,781 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:17:52,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:17:52,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1762780738, now seen corresponding path program 29 times [2021-08-22 06:17:52,781 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:17:52,781 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803965401] [2021-08-22 06:17:52,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:17:52,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:17:52,793 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:17:52,793 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1970689918] [2021-08-22 06:17:52,793 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 06:17:52,793 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:17:52,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:17:52,794 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) [2021-08-22 06:17:52,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2021-08-22 06:17:54,690 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-08-22 06:17:54,690 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:17:54,693 WARN L261 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 101 conjunts are in the unsatisfiable core [2021-08-22 06:17:54,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:17:54,717 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 [2021-08-22 06:17:54,736 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 [2021-08-22 06:17:54,755 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 [2021-08-22 06:17:54,777 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 [2021-08-22 06:17:54,807 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 [2021-08-22 06:17:54,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:54,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:54,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:54,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:54,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:54,846 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 [2021-08-22 06:17:54,886 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 [2021-08-22 06:17:54,931 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 [2021-08-22 06:17:54,984 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 [2021-08-22 06:17:55,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,053 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 [2021-08-22 06:17:55,117 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 [2021-08-22 06:17:55,190 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 [2021-08-22 06:17:55,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:55,276 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 [2021-08-22 06:17:55,381 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 [2021-08-22 06:17:55,481 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 [2021-08-22 06:17:55,928 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 [2021-08-22 06:17:56,045 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 [2021-08-22 06:17:56,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:56,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:56,198 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 [2021-08-22 06:17:56,334 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 [2021-08-22 06:17:56,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:56,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:56,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:56,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:56,501 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 [2021-08-22 06:17:56,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:56,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:56,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:56,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:56,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:56,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:56,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:56,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:56,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:56,691 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 [2021-08-22 06:17:56,900 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 [2021-08-22 06:17:57,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,147 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 [2021-08-22 06:17:57,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,370 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 [2021-08-22 06:17:57,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,685 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 [2021-08-22 06:17:57,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:57,952 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 [2021-08-22 06:17:58,268 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 [2021-08-22 06:17:58,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,634 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 [2021-08-22 06:17:58,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:17:58,971 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 [2021-08-22 06:18:02,474 INFO L354 Elim1Store]: treesize reduction 4277, result has 1.1 percent of original size [2021-08-22 06:18:02,475 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 [2021-08-22 06:18:02,488 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 [2021-08-22 06:18:03,055 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 241 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:18:03,055 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:18:03,055 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803965401] [2021-08-22 06:18:03,055 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:18:03,056 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970689918] [2021-08-22 06:18:03,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1970689918] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:18:03,056 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:18:03,056 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2021-08-22 06:18:03,056 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054875718] [2021-08-22 06:18:03,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-08-22 06:18:03,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:18:03,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-08-22 06:18:03,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1230, Unknown=0, NotChecked=0, Total=1332 [2021-08-22 06:18:03,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:18:03,057 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:18:03,057 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) [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:18:03,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:03,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:03,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:03,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:03,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:03,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:03,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:18:03,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:03,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:18:03,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:18:03,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:18:03,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:18:03,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:03,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:03,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:18:04,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:04,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:04,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:04,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:04,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:18:04,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:04,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:18:04,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:18:04,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:18:04,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:18:04,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:04,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:04,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:18:04,692 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Ended with exit code 0 [2021-08-22 06:18:04,867 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 [2021-08-22 06:18:04,868 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:18:04,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:18:04,868 INFO L82 PathProgramCache]: Analyzing trace with hash -2025096894, now seen corresponding path program 30 times [2021-08-22 06:18:04,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:18:04,868 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219211262] [2021-08-22 06:18:04,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:18:04,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:18:04,881 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:18:04,881 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1338217772] [2021-08-22 06:18:04,881 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 06:18:04,881 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:18:04,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:18:04,886 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) [2021-08-22 06:18:04,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2021-08-22 06:18:07,021 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-08-22 06:18:07,021 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:18:07,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 41 conjunts are in the unsatisfiable core [2021-08-22 06:18:07,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:18:07,807 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 120 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:18:07,808 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:18:07,808 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219211262] [2021-08-22 06:18:07,808 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:18:07,808 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1338217772] [2021-08-22 06:18:07,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1338217772] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:18:07,808 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:18:07,808 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2021-08-22 06:18:07,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166909340] [2021-08-22 06:18:07,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-08-22 06:18:07,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:18:07,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-08-22 06:18:07,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=353, Invalid=1129, Unknown=0, NotChecked=0, Total=1482 [2021-08-22 06:18:07,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:18:07,809 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:18:07,809 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) [2021-08-22 06:18:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:18:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:18:07,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:18:08,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:08,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:08,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:08,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:18:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:18:08,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:18:08,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:18:08,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:08,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:08,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:18:08,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:18:08,122 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2021-08-22 06:18:08,298 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 [2021-08-22 06:18:08,299 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:18:08,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:18:08,299 INFO L82 PathProgramCache]: Analyzing trace with hash -399131020, now seen corresponding path program 31 times [2021-08-22 06:18:08,299 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:18:08,299 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998250725] [2021-08-22 06:18:08,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:18:08,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:18:08,317 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:18:08,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1709807872] [2021-08-22 06:18:08,317 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 06:18:08,318 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:18:08,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:18:08,319 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) [2021-08-22 06:18:08,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2021-08-22 06:18:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 06:18:10,477 WARN L261 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 107 conjunts are in the unsatisfiable core [2021-08-22 06:18:10,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:18:10,495 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 [2021-08-22 06:18:10,508 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 [2021-08-22 06:18:10,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,528 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 [2021-08-22 06:18:10,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,555 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 [2021-08-22 06:18:10,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,588 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 [2021-08-22 06:18:10,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,632 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 [2021-08-22 06:18:10,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,686 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 [2021-08-22 06:18:10,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,749 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 [2021-08-22 06:18:10,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,827 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 [2021-08-22 06:18:10,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,916 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 [2021-08-22 06:18:10,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:10,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,018 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 [2021-08-22 06:18:11,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:11,140 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 [2021-08-22 06:18:11,229 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 [2021-08-22 06:18:11,315 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 [2021-08-22 06:18:11,424 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 [2021-08-22 06:18:11,526 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 [2021-08-22 06:18:11,981 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 [2021-08-22 06:18:12,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,135 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 [2021-08-22 06:18:12,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,293 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 [2021-08-22 06:18:12,435 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 [2021-08-22 06:18:12,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,636 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 [2021-08-22 06:18:12,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:12,815 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 [2021-08-22 06:18:13,076 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 [2021-08-22 06:18:13,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,303 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 [2021-08-22 06:18:13,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,616 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 [2021-08-22 06:18:13,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:13,876 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 [2021-08-22 06:18:14,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:14,188 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 [2021-08-22 06:18:14,495 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 [2021-08-22 06:18:14,851 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 [2021-08-22 06:18:15,259 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 [2021-08-22 06:18:15,666 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 [2021-08-22 06:18:19,882 INFO L354 Elim1Store]: treesize reduction 4882, result has 1.0 percent of original size [2021-08-22 06:18:19,882 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 [2021-08-22 06:18:19,903 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 [2021-08-22 06:18:20,503 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:18:20,503 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:18:20,503 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998250725] [2021-08-22 06:18:20,503 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:18:20,503 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1709807872] [2021-08-22 06:18:20,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1709807872] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:18:20,503 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:18:20,503 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2021-08-22 06:18:20,503 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735465717] [2021-08-22 06:18:20,504 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-08-22 06:18:20,504 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:18:20,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-08-22 06:18:20,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=1374, Unknown=0, NotChecked=0, Total=1482 [2021-08-22 06:18:20,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:18:20,504 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:18:20,504 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) [2021-08-22 06:18:20,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:20,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:18:20,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:22,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:18:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-22 06:18:22,711 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2021-08-22 06:18:22,888 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 [2021-08-22 06:18:22,888 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:18:22,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:18:22,889 INFO L82 PathProgramCache]: Analyzing trace with hash -324884656, now seen corresponding path program 32 times [2021-08-22 06:18:22,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:18:22,889 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604983234] [2021-08-22 06:18:22,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:18:22,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:18:22,901 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:18:22,901 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [530975990] [2021-08-22 06:18:22,902 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 06:18:22,902 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:18:22,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:18:22,904 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) [2021-08-22 06:18:22,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2021-08-22 06:18:25,186 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 06:18:25,186 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:18:25,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 44 conjunts are in the unsatisfiable core [2021-08-22 06:18:25,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:18:26,039 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 137 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:18:26,039 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:18:26,040 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604983234] [2021-08-22 06:18:26,040 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:18:26,040 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [530975990] [2021-08-22 06:18:26,040 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [530975990] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:18:26,040 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:18:26,040 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2021-08-22 06:18:26,040 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065024455] [2021-08-22 06:18:26,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2021-08-22 06:18:26,040 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:18:26,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-08-22 06:18:26,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=347, Invalid=1059, Unknown=0, NotChecked=0, Total=1406 [2021-08-22 06:18:26,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:18:26,041 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:18:26,041 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) [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:18:26,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-22 06:18:26,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:18:26,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:26,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:26,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:26,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:26,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:18:26,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:26,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:26,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:26,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:26,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:26,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:26,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:18:26,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-22 06:18:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:26,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2021-08-22 06:18:26,502 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 [2021-08-22 06:18:26,502 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:18:26,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:18:26,503 INFO L82 PathProgramCache]: Analyzing trace with hash -1139775486, now seen corresponding path program 33 times [2021-08-22 06:18:26,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:18:26,503 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789659316] [2021-08-22 06:18:26,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:18:26,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:18:26,516 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:18:26,516 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [821832102] [2021-08-22 06:18:26,516 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 06:18:26,516 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:18:26,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:18:26,518 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) [2021-08-22 06:18:26,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2021-08-22 06:18:29,164 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-08-22 06:18:29,164 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:18:29,168 WARN L261 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 120 conjunts are in the unsatisfiable core [2021-08-22 06:18:29,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:18:29,179 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 [2021-08-22 06:18:29,194 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 [2021-08-22 06:18:29,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,212 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 [2021-08-22 06:18:29,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,239 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 [2021-08-22 06:18:29,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,274 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 [2021-08-22 06:18:29,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,319 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 [2021-08-22 06:18:29,361 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 [2021-08-22 06:18:29,405 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 [2021-08-22 06:18:29,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,462 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 [2021-08-22 06:18:29,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,533 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 [2021-08-22 06:18:29,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,616 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 [2021-08-22 06:18:29,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,726 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 [2021-08-22 06:18:29,843 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 [2021-08-22 06:18:29,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:29,938 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 [2021-08-22 06:18:30,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:30,052 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 [2021-08-22 06:18:30,155 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 [2021-08-22 06:18:30,270 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 [2021-08-22 06:18:30,896 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 [2021-08-22 06:18:31,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,080 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 [2021-08-22 06:18:31,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,259 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 [2021-08-22 06:18:31,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,480 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 [2021-08-22 06:18:31,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,693 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 [2021-08-22 06:18:31,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:31,930 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 [2021-08-22 06:18:32,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,203 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 [2021-08-22 06:18:32,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:32,524 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 [2021-08-22 06:18:32,836 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 [2021-08-22 06:18:33,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,150 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 [2021-08-22 06:18:33,524 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 [2021-08-22 06:18:33,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:33,826 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 [2021-08-22 06:18:34,203 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 [2021-08-22 06:18:34,627 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 [2021-08-22 06:18:35,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,099 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 [2021-08-22 06:18:35,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:35,610 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 [2021-08-22 06:18:36,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,101 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,138 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,165 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,183 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,214 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,229 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,257 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,258 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:36,259 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-22 06:18:36,259 INFO L244 Elim1Store]: Index analysis took 161 ms [2021-08-22 06:18:36,260 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 [2021-08-22 06:18:36,267 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 [2021-08-22 06:18:37,093 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 307 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:18:37,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:18:37,093 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789659316] [2021-08-22 06:18:37,093 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:18:37,094 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [821832102] [2021-08-22 06:18:37,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [821832102] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:18:37,094 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:18:37,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2021-08-22 06:18:37,094 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568061268] [2021-08-22 06:18:37,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2021-08-22 06:18:37,094 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:18:37,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-08-22 06:18:37,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=1606, Unknown=0, NotChecked=0, Total=1722 [2021-08-22 06:18:37,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:18:37,095 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:18:37,095 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) [2021-08-22 06:18:37,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:37,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:37,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:37,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:37,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:18:37,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:37,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:18:37,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:18:37,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:18:37,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:18:37,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:37,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:37,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:18:37,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:18:37,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-22 06:18:37,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:37,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:18:37,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:37,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:18:37,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:18:37,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:18:37,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:18:37,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:37,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:37,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:18:37,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:18:37,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-22 06:18:37,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:37,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 06:18:37,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2021-08-22 06:18:37,951 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 [2021-08-22 06:18:37,951 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:18:37,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:18:37,951 INFO L82 PathProgramCache]: Analyzing trace with hash -631587440, now seen corresponding path program 34 times [2021-08-22 06:18:37,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:18:37,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470700474] [2021-08-22 06:18:37,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:18:37,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:18:37,967 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:18:37,967 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [498138284] [2021-08-22 06:18:37,967 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 06:18:37,967 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:18:37,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:18:37,975 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) [2021-08-22 06:18:37,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2021-08-22 06:18:40,691 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 06:18:40,691 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:18:40,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 45 conjunts are in the unsatisfiable core [2021-08-22 06:18:40,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:18:41,510 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 153 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:18:41,510 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:18:41,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470700474] [2021-08-22 06:18:41,510 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:18:41,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498138284] [2021-08-22 06:18:41,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [498138284] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:18:41,510 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:18:41,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2021-08-22 06:18:41,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172092956] [2021-08-22 06:18:41,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2021-08-22 06:18:41,510 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:18:41,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-08-22 06:18:41,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=426, Invalid=1296, Unknown=0, NotChecked=0, Total=1722 [2021-08-22 06:18:41,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:18:41,511 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:18:41,512 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) [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:18:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:41,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:41,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:18:41,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:18:41,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-22 06:18:41,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:41,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 06:18:41,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:18:42,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:42,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:42,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:42,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:42,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:18:42,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:42,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:42,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:42,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:42,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:42,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:42,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:18:42,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:42,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:42,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 06:18:42,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-22 06:18:42,134 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Ended with exit code 0 [2021-08-22 06:18:42,309 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 [2021-08-22 06:18:42,309 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:18:42,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:18:42,309 INFO L82 PathProgramCache]: Analyzing trace with hash 1058900916, now seen corresponding path program 35 times [2021-08-22 06:18:42,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:18:42,310 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733343216] [2021-08-22 06:18:42,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:18:42,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:18:42,324 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:18:42,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1041782842] [2021-08-22 06:18:42,324 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 06:18:42,324 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:18:42,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:18:42,330 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) [2021-08-22 06:18:42,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2021-08-22 06:18:45,318 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-08-22 06:18:45,318 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:18:45,321 WARN L261 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 119 conjunts are in the unsatisfiable core [2021-08-22 06:18:45,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:18:45,332 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 8 treesize of output 7 [2021-08-22 06:18:45,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,347 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 20 treesize of output 22 [2021-08-22 06:18:45,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,379 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 [2021-08-22 06:18:45,403 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 [2021-08-22 06:18:45,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,434 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 [2021-08-22 06:18:45,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,474 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 [2021-08-22 06:18:45,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,527 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 [2021-08-22 06:18:45,573 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 [2021-08-22 06:18:45,630 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 [2021-08-22 06:18:45,689 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 [2021-08-22 06:18:45,755 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 [2021-08-22 06:18:45,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:45,835 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 [2021-08-22 06:18:45,916 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 [2021-08-22 06:18:46,004 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 [2021-08-22 06:18:46,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,108 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 [2021-08-22 06:18:46,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,228 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 [2021-08-22 06:18:46,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:46,369 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 [2021-08-22 06:18:46,500 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 [2021-08-22 06:18:47,008 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 [2021-08-22 06:18:47,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,178 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 [2021-08-22 06:18:47,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,344 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 [2021-08-22 06:18:47,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,538 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 [2021-08-22 06:18:47,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:47,712 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 [2021-08-22 06:18:47,935 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 [2021-08-22 06:18:48,138 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 [2021-08-22 06:18:48,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:48,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:48,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:48,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:48,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:48,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:48,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:48,417 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 [2021-08-22 06:18:48,745 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 [2021-08-22 06:18:49,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,043 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 [2021-08-22 06:18:49,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:49,442 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 [2021-08-22 06:18:49,755 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 [2021-08-22 06:18:50,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,176 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 [2021-08-22 06:18:50,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:18:50,598 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 [2021-08-22 06:18:51,051 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 [2021-08-22 06:18:51,649 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 [2021-08-22 06:18:52,179 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 [2021-08-22 06:18:58,805 WARN L207 SmtUtils]: Spent 6.20 s on a formula simplification. DAG size of input: 1983 DAG size of output: 55 [2021-08-22 06:18:58,806 INFO L354 Elim1Store]: treesize reduction 6212, result has 0.9 percent of original size [2021-08-22 06:18:58,806 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 [2021-08-22 06:18:58,813 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 [2021-08-22 06:18:59,550 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 343 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:18:59,551 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:18:59,551 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733343216] [2021-08-22 06:18:59,551 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:18:59,551 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1041782842] [2021-08-22 06:18:59,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1041782842] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:18:59,551 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:18:59,551 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43] total 43 [2021-08-22 06:18:59,551 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520004496] [2021-08-22 06:18:59,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2021-08-22 06:18:59,551 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:18:59,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-08-22 06:18:59,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=1686, Unknown=0, NotChecked=0, Total=1806 [2021-08-22 06:18:59,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:18:59,552 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:18:59,552 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) [2021-08-22 06:18:59,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:59,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:59,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:18:59,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:59,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:18:59,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:18:59,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:18:59,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:18:59,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:18:59,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:18:59,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:18:59,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:18:59,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:59,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:18:59,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:18:59,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-22 06:18:59,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:18:59,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 06:18:59,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-22 06:18:59,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:19:02,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:02,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:02,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:02,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:19:02,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:19:02,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:19:02,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:19:02,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:19:02,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:19:02,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:19:02,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:19:02,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 06:19:02,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-22 06:19:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-22 06:19:02,520 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2021-08-22 06:19:02,694 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 [2021-08-22 06:19:02,694 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:19:02,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:19:02,695 INFO L82 PathProgramCache]: Analyzing trace with hash 1924432400, now seen corresponding path program 36 times [2021-08-22 06:19:02,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:19:02,695 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917306279] [2021-08-22 06:19:02,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:19:02,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:19:02,708 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:19:02,709 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1119916255] [2021-08-22 06:19:02,709 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 06:19:02,709 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:19:02,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:19:02,711 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) [2021-08-22 06:19:02,728 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2021-08-22 06:19:05,981 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2021-08-22 06:19:05,981 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:19:05,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 46 conjunts are in the unsatisfiable core [2021-08-22 06:19:05,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:19:06,968 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 171 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:19:06,968 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:19:06,968 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917306279] [2021-08-22 06:19:06,968 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:19:06,968 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1119916255] [2021-08-22 06:19:06,968 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1119916255] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:19:06,968 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:19:06,968 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2021-08-22 06:19:06,968 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845259469] [2021-08-22 06:19:06,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2021-08-22 06:19:06,969 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:19:06,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-08-22 06:19:06,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=473, Invalid=1507, Unknown=0, NotChecked=0, Total=1980 [2021-08-22 06:19:06,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:19:06,970 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:19:06,970 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) [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:19:06,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:19:06,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:19:06,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:19:06,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:19:06,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:19:06,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:19:06,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:19:06,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-22 06:19:06,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:19:06,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 06:19:06,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-22 06:19:06,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-22 06:19:06,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:19:07,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:19:07,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:19:07,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:19:07,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:19:07,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:19:07,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:19:07,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:19:07,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-22 06:19:07,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:19:07,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 06:19:07,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-22 06:19:07,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-22 06:19:07,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-22 06:19:07,297 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Ended with exit code 0 [2021-08-22 06:19:07,470 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 [2021-08-22 06:19:07,471 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:19:07,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:19:07,471 INFO L82 PathProgramCache]: Analyzing trace with hash 1594792386, now seen corresponding path program 37 times [2021-08-22 06:19:07,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:19:07,471 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127462626] [2021-08-22 06:19:07,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:19:07,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:19:07,486 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:19:07,486 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [256236483] [2021-08-22 06:19:07,487 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 06:19:07,487 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:19:07,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:19:07,488 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) [2021-08-22 06:19:07,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2021-08-22 06:19:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 06:19:10,766 WARN L261 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 125 conjunts are in the unsatisfiable core [2021-08-22 06:19:10,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:19:10,778 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 [2021-08-22 06:19:10,795 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 [2021-08-22 06:19:10,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:10,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:10,831 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 [2021-08-22 06:19:10,854 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 [2021-08-22 06:19:10,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:10,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:10,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:10,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:10,885 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 [2021-08-22 06:19:10,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:10,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:10,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:10,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:10,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:10,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:10,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:10,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:10,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:10,926 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 [2021-08-22 06:19:10,967 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 [2021-08-22 06:19:11,019 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 [2021-08-22 06:19:11,090 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 [2021-08-22 06:19:11,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,184 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 [2021-08-22 06:19:11,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,259 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 [2021-08-22 06:19:11,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,359 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 [2021-08-22 06:19:11,448 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 [2021-08-22 06:19:11,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,542 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 [2021-08-22 06:19:11,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,656 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 [2021-08-22 06:19:11,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,786 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 [2021-08-22 06:19:11,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:11,962 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 137 treesize of output 184 [2021-08-22 06:19:12,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:12,144 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 [2021-08-22 06:19:12,281 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 [2021-08-22 06:19:12,869 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 [2021-08-22 06:19:13,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:13,008 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 [2021-08-22 06:19:13,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:13,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:13,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:13,198 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 [2021-08-22 06:19:13,415 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 [2021-08-22 06:19:13,608 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 [2021-08-22 06:19:13,834 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 [2021-08-22 06:19:14,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,108 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 [2021-08-22 06:19:14,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:14,346 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 [2021-08-22 06:19:14,665 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 [2021-08-22 06:19:15,110 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 [2021-08-22 06:19:15,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,469 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 [2021-08-22 06:19:15,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:15,823 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 [2021-08-22 06:19:16,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,348 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 [2021-08-22 06:19:16,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:16,992 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 [2021-08-22 06:19:17,538 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 [2021-08-22 06:19:18,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,263 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 [2021-08-22 06:19:18,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:18,865 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 [2021-08-22 06:19:19,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:19,392 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 [2021-08-22 06:19:27,867 WARN L207 SmtUtils]: Spent 7.70 s on a formula simplification. DAG size of input: 2207 DAG size of output: 58 [2021-08-22 06:19:27,868 INFO L354 Elim1Store]: treesize reduction 6937, result has 0.8 percent of original size [2021-08-22 06:19:27,868 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 [2021-08-22 06:19:27,876 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 [2021-08-22 06:19:28,761 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:19:28,762 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:19:28,762 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127462626] [2021-08-22 06:19:28,762 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:19:28,762 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [256236483] [2021-08-22 06:19:28,762 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [256236483] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:19:28,762 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:19:28,762 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2021-08-22 06:19:28,762 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886002923] [2021-08-22 06:19:28,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2021-08-22 06:19:28,763 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:19:28,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-08-22 06:19:28,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1854, Unknown=0, NotChecked=0, Total=1980 [2021-08-22 06:19:28,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:19:28,764 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:19:28,764 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) [2021-08-22 06:19:28,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:28,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:28,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:28,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:19:28,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:19:28,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:19:28,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:19:28,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:19:28,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:19:28,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:19:28,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:19:28,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-22 06:19:28,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:19:32,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:32,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:32,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:32,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:19:32,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:19:32,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:19:32,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:19:32,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-22 06:19:32,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-22 06:19:32,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 06:19:32,089 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2021-08-22 06:19:32,259 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 [2021-08-22 06:19:32,260 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:19:32,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:19:32,260 INFO L82 PathProgramCache]: Analyzing trace with hash 1357198786, now seen corresponding path program 38 times [2021-08-22 06:19:32,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:19:32,260 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164328155] [2021-08-22 06:19:32,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:19:32,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:19:32,279 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:19:32,279 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [347054173] [2021-08-22 06:19:32,280 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 06:19:32,280 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:19:32,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:19:32,281 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) [2021-08-22 06:19:32,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2021-08-22 06:19:35,747 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 06:19:35,747 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:19:35,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 51 conjunts are in the unsatisfiable core [2021-08-22 06:19:35,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:19:36,838 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 171 proven. 230 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 06:19:36,838 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 06:19:36,838 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164328155] [2021-08-22 06:19:36,838 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-22 06:19:36,838 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [347054173] [2021-08-22 06:19:36,838 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [347054173] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 06:19:36,838 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-22 06:19:36,838 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47] total 47 [2021-08-22 06:19:36,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371106649] [2021-08-22 06:19:36,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2021-08-22 06:19:36,839 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 06:19:36,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-08-22 06:19:36,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=498, Invalid=1664, Unknown=0, NotChecked=0, Total=2162 [2021-08-22 06:19:36,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:19:36,840 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 06:19:36,840 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) [2021-08-22 06:19:36,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:36,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:36,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:36,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:19:36,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-22 06:19:36,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-22 06:19:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 06:19:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 06:19:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-22 06:19:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-22 06:19:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 06:19:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:19:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 06:19:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-22 06:19:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-22 06:19:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 06:19:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 06:19:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-22 06:19:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-22 06:19:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-22 06:19:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-22 06:19:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-22 06:19:37,218 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Ended with exit code 0 [2021-08-22 06:19:37,392 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 [2021-08-22 06:19:37,393 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-22 06:19:37,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 06:19:37,393 INFO L82 PathProgramCache]: Analyzing trace with hash -1894242060, now seen corresponding path program 39 times [2021-08-22 06:19:37,393 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 06:19:37,393 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349102790] [2021-08-22 06:19:37,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 06:19:37,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 06:19:37,409 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-08-22 06:19:37,409 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [585536691] [2021-08-22 06:19:37,409 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 06:19:37,409 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 06:19:37,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 06:19:37,411 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) [2021-08-22 06:19:37,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-08-22 06:19:41,750 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2021-08-22 06:19:41,751 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 06:19:41,757 WARN L261 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 135 conjunts are in the unsatisfiable core [2021-08-22 06:19:41,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 06:19:41,769 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 [2021-08-22 06:19:41,784 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 [2021-08-22 06:19:41,802 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 [2021-08-22 06:19:41,831 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 [2021-08-22 06:19:41,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:41,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:41,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:41,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:41,866 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 [2021-08-22 06:19:41,917 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 [2021-08-22 06:19:41,976 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 [2021-08-22 06:19:42,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:42,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:42,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:42,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:42,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:42,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:42,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:42,108 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 [2021-08-22 06:19:42,180 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 [2021-08-22 06:19:42,254 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 [2021-08-22 06:19:42,342 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 [2021-08-22 06:19:42,562 INFO L354 Elim1Store]: treesize reduction 242, result has 18.8 percent of original size [2021-08-22 06:19:42,562 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 [2021-08-22 06:19:42,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:42,857 INFO L354 Elim1Store]: treesize reduction 352, result has 13.7 percent of original size [2021-08-22 06:19:42,857 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 [2021-08-22 06:19:42,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:42,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:42,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,126 INFO L354 Elim1Store]: treesize reduction 462, result has 10.8 percent of original size [2021-08-22 06:19:43,127 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 [2021-08-22 06:19:43,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,462 INFO L354 Elim1Store]: treesize reduction 572, result has 8.9 percent of original size [2021-08-22 06:19:43,463 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 [2021-08-22 06:19:43,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,853 INFO L354 Elim1Store]: treesize reduction 682, result has 7.6 percent of original size [2021-08-22 06:19:43,853 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 [2021-08-22 06:19:43,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:43,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,328 INFO L354 Elim1Store]: treesize reduction 792, result has 6.6 percent of original size [2021-08-22 06:19:44,329 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 [2021-08-22 06:19:44,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:44,860 INFO L354 Elim1Store]: treesize reduction 902, result has 5.8 percent of original size [2021-08-22 06:19:44,860 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 [2021-08-22 06:19:45,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:45,484 INFO L354 Elim1Store]: treesize reduction 1012, result has 5.2 percent of original size [2021-08-22 06:19:45,485 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 [2021-08-22 06:19:46,609 INFO L354 Elim1Store]: treesize reduction 1568, result has 6.7 percent of original size [2021-08-22 06:19:46,609 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 [2021-08-22 06:19:47,683 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 [2021-08-22 06:19:47,957 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 [2021-08-22 06:19:48,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:48,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:48,266 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 [2021-08-22 06:19:48,561 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 [2021-08-22 06:19:48,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:48,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:48,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:48,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:48,843 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 [2021-08-22 06:19:49,145 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 [2021-08-22 06:19:49,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,485 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 [2021-08-22 06:19:49,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 06:19:49,837 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 [2021-08-22 06:19:50,198 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 [2021-08-22 06:19:50,685 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 [2021-08-22 06:19:51,149 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 [2021-08-22 06:19:51,902 INFO L354 Elim1Store]: treesize reduction 297, result has 20.8 percent of original size [2021-08-22 06:19:51,902 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 [2021-08-22 06:19:52,634 INFO L354 Elim1Store]: treesize reduction 440, result has 16.5 percent of original size [2021-08-22 06:19:52,635 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 [2021-08-22 06:19:53,560 INFO L354 Elim1Store]: treesize reduction 595, result has 13.9 percent of original size [2021-08-22 06:19:53,561 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 [2021-08-22 06:19:54,570 INFO L354 Elim1Store]: treesize reduction 762, result has 12.1 percent of original size [2021-08-22 06:19:54,571 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 [2021-08-22 06:19:55,709 INFO L354 Elim1Store]: treesize reduction 941, result has 10.8 percent of original size [2021-08-22 06:19:55,710 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 [2021-08-22 06:19:57,182 INFO L354 Elim1Store]: treesize reduction 1132, result has 9.8 percent of original size [2021-08-22 06:19:57,182 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 [2021-08-22 06:19:58,989 INFO L354 Elim1Store]: treesize reduction 1335, result has 9.0 percent of original size [2021-08-22 06:19:58,989 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 [2021-08-22 06:20:00,787 INFO L354 Elim1Store]: treesize reduction 1550, result has 8.3 percent of original size [2021-08-22 06:20:00,787 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 [2021-08-22 06:20:19,295 WARN L207 SmtUtils]: Spent 17.57 s on a formula simplification. DAG size of input: 2992 DAG size of output: 466 [2021-08-22 06:20:19,318 INFO L354 Elim1Store]: treesize reduction 8553, result has 12.5 percent of original size [2021-08-22 06:20:19,319 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 [2021-08-22 06:20:20,824 INFO L354 Elim1Store]: treesize reduction 1568, result has 8.7 percent of original size [2021-08-22 06:20:20,825 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... [2021-08-22 06:30:25,095 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 [2021-08-22 06:30:25,105 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 [2021-08-22 06:30:25,130 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 [2021-08-22 06:30:25,152 WARN L223 SmtUtils]: Removed 1 from assertion stack [2021-08-22 06:30:25,154 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-08-22 06:30:25,193 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2021-08-22 06:30:25,380 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 [2021-08-22 06:30:25,381 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 12 for 9ms.. [2021-08-22 06:30:25,382 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-22 06:30:25,382 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-22 06:30:25,391 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-22 06:30:25,391 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-22 06:30:25,393 INFO L202 PluginConnector]: Adding new model loop-tiling-eq.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 06:30:25 BasicIcfg [2021-08-22 06:30:25,393 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-22 06:30:25,394 INFO L168 Benchmark]: Toolchain (without parser) took 828128.71 ms. Allocated memory was 202.4 MB in the beginning and 1.1 GB in the end (delta: 850.4 MB). Free memory was 182.5 MB in the beginning and 517.4 MB in the end (delta: -334.9 MB). Peak memory consumption was 931.8 MB. Max. memory is 8.0 GB. [2021-08-22 06:30:25,394 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.83 ms. Allocated memory is still 202.4 MB. Free memory is still 183.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-22 06:30:25,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.11 ms. Allocated memory is still 202.4 MB. Free memory was 182.4 MB in the beginning and 180.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-22 06:30:25,395 INFO L168 Benchmark]: Boogie Preprocessor took 13.65 ms. Allocated memory is still 202.4 MB. Free memory was 180.9 MB in the beginning and 180.0 MB in the end (delta: 928.3 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-08-22 06:30:25,396 INFO L168 Benchmark]: RCFGBuilder took 251.80 ms. Allocated memory is still 202.4 MB. Free memory was 179.8 MB in the beginning and 165.3 MB in the end (delta: 14.5 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-08-22 06:30:25,396 INFO L168 Benchmark]: TraceAbstraction took 827817.45 ms. Allocated memory was 202.4 MB in the beginning and 1.1 GB in the end (delta: 850.4 MB). Free memory was 164.9 MB in the beginning and 517.4 MB in the end (delta: -352.5 MB). Peak memory consumption was 914.0 MB. Max. memory is 8.0 GB. [2021-08-22 06:30:25,397 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 0.83 ms. Allocated memory is still 202.4 MB. Free memory is still 183.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 26.11 ms. Allocated memory is still 202.4 MB. Free memory was 182.4 MB in the beginning and 180.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.65 ms. Allocated memory is still 202.4 MB. Free memory was 180.9 MB in the beginning and 180.0 MB in the end (delta: 928.3 kB). There was no memory consumed. Max. memory is 8.0 GB. * RCFGBuilder took 251.80 ms. Allocated memory is still 202.4 MB. Free memory was 179.8 MB in the beginning and 165.3 MB in the end (delta: 14.5 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 827817.45 ms. Allocated memory was 202.4 MB in the beginning and 1.1 GB in the end (delta: 850.4 MB). Free memory was 164.9 MB in the beginning and 517.4 MB in the end (delta: -352.5 MB). Peak memory consumption was 914.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3043, positive: 2056, positive conditional: 2056, positive unconditional: 0, 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: 2056, positive: 2056, positive conditional: 2056, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2056, positive: 2056, positive conditional: 2056, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2056, positive: 2056, positive conditional: 1994, positive unconditional: 62, 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: 2056, positive: 2056, positive conditional: 1848, positive unconditional: 208, 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: 2056, positive: 2056, positive conditional: 1848, positive unconditional: 208, 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: 466, positive: 466, positive conditional: 460, positive unconditional: 6, 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: 466, positive: 466, positive conditional: 0, positive unconditional: 466, 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: 2056, positive: 1590, positive conditional: 1388, positive unconditional: 202, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 466, unknown conditional: 460, unknown unconditional: 6] , Statistics on independence cache: Total cache size (in pairs): 466, Positive cache size: 466, Positive conditional cache size: 460, Positive unconditional cache size: 6, 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 12 for 9ms.. - 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 12 for 9ms.. - 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 12 for 9ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 25 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 827714.3ms, OverallIterations: 42, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 31.0ms, PartialOrderReductionTime: 22923.4ms, 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: 239.6ms SsaConstructionTime, 3009.1ms SatisfiabilityAnalysisTime, 102630.9ms 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